Merge "Checkpoint staged session when state changes."
diff --git a/api/current.txt b/api/current.txt
index 584aedf..80fea7b 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -29941,12 +29941,16 @@
     method public android.net.NetworkSpecifier build();
     method public android.net.wifi.aware.WifiAwareManager.NetworkSpecifierBuilder setDiscoverySession(android.net.wifi.aware.DiscoverySession);
     method public android.net.wifi.aware.WifiAwareManager.NetworkSpecifierBuilder setPeerHandle(android.net.wifi.aware.PeerHandle);
+    method public android.net.wifi.aware.WifiAwareManager.NetworkSpecifierBuilder setPort(int);
     method public android.net.wifi.aware.WifiAwareManager.NetworkSpecifierBuilder setPskPassphrase(java.lang.String);
+    method public android.net.wifi.aware.WifiAwareManager.NetworkSpecifierBuilder setTransportProtocol(int);
   }
 
   public final class WifiAwareNetworkInfo implements android.os.Parcelable android.net.TransportInfo {
     method public int describeContents();
     method public java.net.Inet6Address getPeerIpv6Addr();
+    method public int getPort();
+    method public int getTransportProtocol();
     method public void writeToParcel(android.os.Parcel, int);
     field public static final android.os.Parcelable.Creator<android.net.wifi.aware.WifiAwareNetworkInfo> CREATOR;
   }
@@ -44332,6 +44336,7 @@
     method public int describeContents();
     method public int getCdmaDbm();
     method public int getCdmaEcio();
+    method public java.util.List<android.telephony.CellSignalStrength> getCellSignalStrengths();
     method public int getEvdoDbm();
     method public int getEvdoEcio();
     method public int getEvdoSnr();
@@ -44774,6 +44779,9 @@
   public static abstract class TelephonyManager.CellInfoCallback {
     ctor public TelephonyManager.CellInfoCallback();
     method public abstract void onCellInfo(java.util.List<android.telephony.CellInfo>);
+    method public void onError(int, java.lang.Throwable);
+    field public static final int ERROR_MODEM_ERROR = 2; // 0x2
+    field public static final int ERROR_TIMEOUT = 1; // 0x1
   }
 
   public static abstract class TelephonyManager.UssdResponseCallback {
diff --git a/api/system-current.txt b/api/system-current.txt
index 9a1c804..2428b90 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -1301,6 +1301,26 @@
 
 }
 
+package android.content.om {
+
+  public final class OverlayInfo implements android.os.Parcelable {
+    method public int describeContents();
+    method public boolean isEnabled();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.os.Parcelable.Creator<android.content.om.OverlayInfo> CREATOR;
+    field public final java.lang.String category;
+    field public final java.lang.String packageName;
+    field public final java.lang.String targetPackageName;
+    field public final int userId;
+  }
+
+  public class OverlayManager {
+    method public java.util.List<android.content.om.OverlayInfo> getOverlayInfosForTarget(java.lang.String, int);
+    method public boolean setEnabledExclusiveInCategory(java.lang.String, int);
+  }
+
+}
+
 package android.content.pm {
 
   public class ApplicationInfo extends android.content.pm.PackageItemInfo implements android.os.Parcelable {
@@ -4860,6 +4880,14 @@
     field public static final android.os.Parcelable.Creator<android.permission.RuntimePermissionPresentationInfo> CREATOR;
   }
 
+  public final class RuntimePermissionUsageInfo implements android.os.Parcelable {
+    ctor public RuntimePermissionUsageInfo(java.lang.CharSequence, int);
+    method public int describeContents();
+    method public java.lang.CharSequence getName();
+    method public int getAppAccessCount();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.os.Parcelable.Creator<android.permission.RuntimePermissionUsageInfo> CREATOR;
+  }
 }
 
 package android.permissionpresenterservice {
@@ -4981,6 +5009,7 @@
     method public static void removeOnPropertyChangedListener(android.provider.DeviceConfig.OnPropertyChangedListener);
     method public static void resetToDefaults(int, java.lang.String);
     method public static boolean setProperty(java.lang.String, java.lang.String, java.lang.String, boolean);
+    field public static final java.lang.String NAMESPACE_INPUT_NATIVE_BOOT = "input_native_boot";
   }
 
   public static abstract interface DeviceConfig.OnPropertyChangedListener {
diff --git a/api/test-current.txt b/api/test-current.txt
index 55705b6..6d40e69 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -1252,6 +1252,71 @@
 
 }
 
+package android.service.autofill.augmented {
+
+  public abstract class AugmentedAutofillService extends android.app.Service {
+    ctor public AugmentedAutofillService();
+    method protected final void dump(java.io.FileDescriptor, java.io.PrintWriter, java.lang.String[]);
+    method protected void dump(java.io.PrintWriter, java.lang.String[]);
+    method public void onFillRequest(android.service.autofill.augmented.FillRequest, android.os.CancellationSignal, android.service.autofill.augmented.FillController, android.service.autofill.augmented.FillCallback);
+    field public static final java.lang.String SERVICE_INTERFACE = "android.service.autofill.augmented.AugmentedAutofillService";
+  }
+
+  public final class FillCallback {
+    method public void onSuccess(android.service.autofill.augmented.FillResponse);
+  }
+
+  public final class FillController {
+    method public void autofill(java.util.List<android.util.Pair<android.view.autofill.AutofillId, android.view.autofill.AutofillValue>>);
+  }
+
+  public final class FillRequest {
+    method public android.content.ComponentName getActivityComponent();
+    method public android.view.autofill.AutofillId getFocusedId();
+    method public android.view.autofill.AutofillValue getFocusedValue();
+    method public android.service.autofill.augmented.PresentationParams getPresentationParams();
+    method public int getTaskId();
+  }
+
+  public final class FillResponse implements android.os.Parcelable {
+    method public int describeContents();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.os.Parcelable.Creator<android.service.autofill.augmented.FillResponse> CREATOR;
+  }
+
+  public static final class FillResponse.Builder {
+    ctor public FillResponse.Builder();
+    method public android.service.autofill.augmented.FillResponse build();
+    method public android.service.autofill.augmented.FillResponse.Builder setFillWindow(android.service.autofill.augmented.FillWindow);
+    method public android.service.autofill.augmented.FillResponse.Builder setIgnoredIds(java.util.List<android.view.autofill.AutofillId>);
+  }
+
+  public final class FillWindow implements java.lang.AutoCloseable {
+    ctor public FillWindow();
+    method public void destroy();
+    method public boolean update(android.service.autofill.augmented.PresentationParams.Area, android.view.View, long);
+    field public static final long FLAG_METADATA_ADDRESS = 1L; // 0x1L
+  }
+
+  public abstract class PresentationParams {
+    method public int getFlags();
+    method public android.service.autofill.augmented.PresentationParams.Area getFullArea();
+    method public android.service.autofill.augmented.PresentationParams.Area getSuggestionArea();
+    field public static final int FLAG_HINT_GRAVITY_BOTTOM = 2; // 0x2
+    field public static final int FLAG_HINT_GRAVITY_LEFT = 4; // 0x4
+    field public static final int FLAG_HINT_GRAVITY_RIGHT = 8; // 0x8
+    field public static final int FLAG_HINT_GRAVITY_TOP = 1; // 0x1
+    field public static final int FLAG_HOST_IME = 16; // 0x10
+    field public static final int FLAG_HOST_SYSTEM = 32; // 0x20
+  }
+
+  public static abstract class PresentationParams.Area {
+    method public android.graphics.Rect getBounds();
+    method public android.service.autofill.augmented.PresentationParams.Area getSubArea(android.graphics.Rect);
+  }
+
+}
+
 package android.service.notification {
 
   public final class Adjustment implements android.os.Parcelable {
@@ -1853,6 +1918,10 @@
     ctor public AutofillId(android.view.autofill.AutofillId, int);
   }
 
+  public final class AutofillManager {
+    field public static final int MAX_TEMP_AUGMENTED_SERVICE_DURATION_MS = 120000; // 0x1d4c0
+  }
+
 }
 
 package android.view.inputmethod {
diff --git a/cmds/statsd/src/atoms.proto b/cmds/statsd/src/atoms.proto
index 786d8d1..860e40d 100644
--- a/cmds/statsd/src/atoms.proto
+++ b/cmds/statsd/src/atoms.proto
@@ -174,7 +174,7 @@
         WifiEnabledStateChanged wifi_enabled_state_changed = 113;
         WifiRunningStateChanged wifi_running_state_changed = 114;
         AppCompacted app_compacted = 115;
-        NetworkDnsEventReported network_dns_event_Reported = 116;
+        NetworkDnsEventReported network_dns_event_reported = 116;
         DocsUIPickerLaunchedFromReported docs_ui_picker_launched_from_reported = 117;
         DocsUIPickResultReported docs_ui_pick_result_reported = 118;
         DocsUISearchModeReported docs_ui_search_mode_reported = 119;
@@ -3802,7 +3802,7 @@
     //bionic/libc/include/netdb.h
     //system/netd/resolv/include/netd_resolv/resolv.h
     enum ReturnCode {
-        EAI_NOERR = 0;
+        EAI_NO_ERR = 0;
         EAI_ADDRFAMILY = 1;
         EAI_AGAIN = 2;
         EAI_BADFLAGS = 3;
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index 347670d..98c5a0fb 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -1023,7 +1023,9 @@
      *
      * @return The content capture manager
      */
-    @NonNull private ContentCaptureManager getContentCaptureManager() {
+    @Nullable private ContentCaptureManager getContentCaptureManager() {
+        // ContextCapture disabled for system apps
+        if (getApplicationInfo().isSystemApp()) return null;
         if (mContentCaptureManager == null) {
             mContentCaptureManager = getSystemService(ContentCaptureManager.class);
         }
diff --git a/core/java/android/app/SystemServiceRegistry.java b/core/java/android/app/SystemServiceRegistry.java
index d827f6c..3adafd72 100644
--- a/core/java/android/app/SystemServiceRegistry.java
+++ b/core/java/android/app/SystemServiceRegistry.java
@@ -45,6 +45,8 @@
 import android.content.Context;
 import android.content.IRestrictionsManager;
 import android.content.RestrictionsManager;
+import android.content.om.IOverlayManager;
+import android.content.om.OverlayManager;
 import android.content.pm.CrossProfileApps;
 import android.content.pm.ICrossProfileApps;
 import android.content.pm.IShortcutService;
@@ -1053,6 +1055,14 @@
                 return new ShortcutManager(ctx, IShortcutService.Stub.asInterface(b));
             }});
 
+        registerService(Context.OVERLAY_SERVICE, OverlayManager.class,
+                new CachedServiceFetcher<OverlayManager>() {
+            @Override
+            public OverlayManager createService(ContextImpl ctx) throws ServiceNotFoundException {
+                IBinder b = ServiceManager.getServiceOrThrow(Context.OVERLAY_SERVICE);
+                return new OverlayManager(ctx, IOverlayManager.Stub.asInterface(b));
+            }});
+
         registerService(Context.NETWORK_WATCHLIST_SERVICE, NetworkWatchlistManager.class,
                 new CachedServiceFetcher<NetworkWatchlistManager>() {
                     @Override
diff --git a/core/java/android/content/om/OverlayInfo.java b/core/java/android/content/om/OverlayInfo.java
index dd55003..1989f06 100644
--- a/core/java/android/content/om/OverlayInfo.java
+++ b/core/java/android/content/om/OverlayInfo.java
@@ -18,8 +18,7 @@
 
 import android.annotation.IntDef;
 import android.annotation.NonNull;
-import android.annotation.UnsupportedAppUsage;
-import android.os.Build;
+import android.annotation.SystemApi;
 import android.os.Parcel;
 import android.os.Parcelable;
 
@@ -32,8 +31,10 @@
  *
  * @hide
  */
+@SystemApi
 public final class OverlayInfo implements Parcelable {
 
+    /** @hide */
     @IntDef(prefix = "STATE_", value = {
             STATE_UNKNOWN,
             STATE_MISSING_TARGET,
@@ -44,6 +45,7 @@
             STATE_TARGET_UPGRADING,
             STATE_OVERLAY_UPGRADING,
     })
+    /** @hide */
     @Retention(RetentionPolicy.SOURCE)
     public @interface State {}
 
@@ -52,17 +54,23 @@
      * objects exposed outside the {@link
      * com.android.server.om.OverlayManagerService} should never have this
      * state.
+     *
+     * @hide
      */
     public static final int STATE_UNKNOWN = -1;
 
     /**
      * The target package of the overlay is not installed. The overlay cannot be enabled.
+     *
+     * @hide
      */
     public static final int STATE_MISSING_TARGET = 0;
 
     /**
      * Creation of idmap file failed (e.g. no matching resources). The overlay
      * cannot be enabled.
+     *
+     * @hide
      */
     public static final int STATE_NO_IDMAP = 1;
 
@@ -70,6 +78,7 @@
      * The overlay is currently disabled. It can be enabled.
      *
      * @see IOverlayManager#setEnabled
+     * @hide
      */
     public static final int STATE_DISABLED = 2;
 
@@ -77,18 +86,21 @@
      * The overlay is currently enabled. It can be disabled.
      *
      * @see IOverlayManager#setEnabled
+     * @hide
      */
     public static final int STATE_ENABLED = 3;
 
     /**
      * The target package is currently being upgraded; the state will change
      * once the package installation has finished.
+     * @hide
      */
     public static final int STATE_TARGET_UPGRADING = 4;
 
     /**
      * The overlay package is currently being upgraded; the state will change
      * once the package installation has finished.
+     * @hide
      */
     public static final int STATE_OVERLAY_UPGRADING = 5;
 
@@ -96,6 +108,7 @@
      * The overlay package is currently enabled because it is marked as
      * 'static'. It cannot be disabled but will change state if for instance
      * its target is uninstalled.
+     * @hide
      */
     public static final int STATE_ENABLED_STATIC = 6;
 
@@ -103,40 +116,52 @@
      * Overlay category: theme.
      * <p>
      * Change how Android (including the status bar, dialogs, ...) looks.
+     *
+     * @hide
      */
     public static final String CATEGORY_THEME = "android.theme";
 
     /**
      * Package name of the overlay package
+     *
+     * @hide
      */
-    @UnsupportedAppUsage
+    @SystemApi
     public final String packageName;
 
     /**
      * Package name of the target package
+     *
+     * @hide
      */
-    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
+    @SystemApi
     public final String targetPackageName;
 
     /**
      * Category of the overlay package
+     *
+     * @hide
      */
+    @SystemApi
     public final String category;
 
     /**
      * Full path to the base APK for this overlay package
+     * @hide
      */
     public final String baseCodePath;
 
     /**
      * The state of this OverlayInfo as defined by the STATE_* constants in this class.
+     * @hide
      */
-    @UnsupportedAppUsage
     public final @State int state;
 
     /**
      * User handle for which this overlay applies
+     * @hide
      */
+    @SystemApi
     public final int userId;
 
     /**
@@ -161,12 +186,15 @@
      *
      * @param source the source OverlayInfo to base the new instance on
      * @param state the new state for the source OverlayInfo
+     *
+     * @hide
      */
     public OverlayInfo(@NonNull OverlayInfo source, @State int state) {
         this(source.packageName, source.targetPackageName, source.category, source.baseCodePath,
                 state, source.userId, source.priority, source.isStatic);
     }
 
+    /** @hide */
     public OverlayInfo(@NonNull String packageName, @NonNull String targetPackageName,
             @NonNull String category, @NonNull String baseCodePath, int state, int userId,
             int priority, boolean isStatic) {
@@ -181,6 +209,7 @@
         ensureValidState();
     }
 
+    /** @hide */
     public OverlayInfo(Parcel source) {
         packageName = source.readString();
         targetPackageName = source.readString();
@@ -255,8 +284,9 @@
      * Disabled overlay packages are installed but are currently not in use.
      *
      * @return true if the overlay is enabled, else false.
+     * @hide
      */
-    @UnsupportedAppUsage
+    @SystemApi
     public boolean isEnabled() {
         switch (state) {
             case STATE_ENABLED:
@@ -272,6 +302,7 @@
      * debugging purposes.
      *
      * @return a human readable String representing the state.
+     * @hide
      */
     public static String stateToString(@State int state) {
         switch (state) {
diff --git a/core/java/android/content/om/OverlayManager.java b/core/java/android/content/om/OverlayManager.java
new file mode 100644
index 0000000..7a2220bf
--- /dev/null
+++ b/core/java/android/content/om/OverlayManager.java
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.content.om;
+
+import android.annotation.Nullable;
+import android.annotation.SystemApi;
+import android.annotation.SystemService;
+import android.content.Context;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+
+import java.util.List;
+
+/**
+ * Updates OverlayManager state; gets information about installed overlay packages.
+ * @hide
+ */
+@SystemApi
+@SystemService(Context.OVERLAY_SERVICE)
+public class OverlayManager {
+
+    private final IOverlayManager mService;
+    private final Context mContext;
+
+    /**
+     * Creates a new instance.
+     *
+     * @param context The current context in which to operate.
+     * @param service The backing system service.
+     *
+     * @hide
+     */
+    public OverlayManager(Context context, IOverlayManager service) {
+        mContext = context;
+        mService = service;
+    }
+
+    /** @hide */
+    public OverlayManager(Context context) {
+        this(context, IOverlayManager.Stub.asInterface(
+            ServiceManager.getService(Context.OVERLAY_SERVICE)));
+    }
+    /**
+     * Request that an overlay package is enabled and any other overlay packages with the same
+     * target package and category are disabled.
+     *
+     * @param packageName the name of the overlay package to enable.
+     * @param userId The user for which to change the overlay.
+     * @return true if the system successfully registered the request, false otherwise.
+     *
+     * @hide
+     */
+    @SystemApi
+    public boolean setEnabledExclusiveInCategory(@Nullable final String packageName,
+            int userId) {
+        try {
+            return mService.setEnabledExclusiveInCategory(packageName, userId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Returns information about all overlays for the given target package for
+     * the specified user. The returned list is ordered according to the
+     * overlay priority with the highest priority at the end of the list.
+     *
+     * @param targetPackageName The name of the target package.
+     * @param userId The user to get the OverlayInfos for.
+     * @return A list of OverlayInfo objects; if no overlays exist for the
+     *         requested package, an empty list is returned.
+     *
+     * @hide
+     */
+    @SystemApi
+    public List<OverlayInfo> getOverlayInfosForTarget(@Nullable final String targetPackageName,
+            int userId) {
+        try {
+            return mService.getOverlayInfosForTarget(targetPackageName, userId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+}
diff --git a/core/java/android/hardware/hdmi/HdmiControlManager.java b/core/java/android/hardware/hdmi/HdmiControlManager.java
index b520d2c..f5d288e 100644
--- a/core/java/android/hardware/hdmi/HdmiControlManager.java
+++ b/core/java/android/hardware/hdmi/HdmiControlManager.java
@@ -16,6 +16,8 @@
 
 package android.hardware.hdmi;
 
+import static com.android.internal.os.RoSystemProperties.PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH;
+
 import android.annotation.Nullable;
 import android.annotation.RequiresFeature;
 import android.annotation.RequiresPermission;
@@ -27,6 +29,7 @@
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.os.RemoteException;
+import android.os.SystemProperties;
 import android.util.ArrayMap;
 import android.util.Log;
 
@@ -264,6 +267,10 @@
     private final boolean mHasTvDevice;
     // True if we have a logical device of type audio system hosted in the system.
     private final boolean mHasAudioSystemDevice;
+    // True if we have a logical device of type audio system hosted in the system.
+    private final boolean mHasSwitchDevice;
+    // True if it's a switch device.
+    private final boolean mIsSwitchDevice;
 
     /**
      * {@hide} - hide this constructor because it has a parameter of type IHdmiControlService,
@@ -283,6 +290,9 @@
         mHasTvDevice = hasDeviceType(types, HdmiDeviceInfo.DEVICE_TV);
         mHasPlaybackDevice = hasDeviceType(types, HdmiDeviceInfo.DEVICE_PLAYBACK);
         mHasAudioSystemDevice = hasDeviceType(types, HdmiDeviceInfo.DEVICE_AUDIO_SYSTEM);
+        mHasSwitchDevice = hasDeviceType(types, HdmiDeviceInfo.DEVICE_PURE_CEC_SWITCH);
+        mIsSwitchDevice = SystemProperties.getBoolean(
+            PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH, false);
     }
 
     private static boolean hasDeviceType(int[] types, int type) {
@@ -319,6 +329,9 @@
                 return mHasPlaybackDevice ? new HdmiPlaybackClient(mService) : null;
             case HdmiDeviceInfo.DEVICE_AUDIO_SYSTEM:
                 return mHasAudioSystemDevice ? new HdmiAudioSystemClient(mService) : null;
+            case HdmiDeviceInfo.DEVICE_PURE_CEC_SWITCH:
+                return (mHasSwitchDevice || mIsSwitchDevice)
+                    ? new HdmiSwitchClient(mService) : null;
             default:
                 return null;
         }
@@ -373,6 +386,24 @@
     }
 
     /**
+     * Gets an object that represents an HDMI-CEC logical device of type switch on the system.
+     *
+     * <p>Used to send HDMI control messages to other devices like TV through HDMI bus. It is also
+     * possible to communicate with other logical devices hosted in the same system if the system is
+     * configured to host more than one type of HDMI-CEC logical devices.
+     *
+     * @return {@link HdmiSwitchClient} instance. {@code null} on failure.
+     *
+     * TODO(b/110094868): unhide for Q
+     * @hide
+     */
+    @Nullable
+    @SuppressLint("Doclava125")
+    public HdmiSwitchClient getSwitchClient() {
+        return (HdmiSwitchClient) getClient(HdmiDeviceInfo.DEVICE_PURE_CEC_SWITCH);
+    }
+
+    /**
      * Controls standby mode of the system. It will also try to turn on/off the connected devices if
      * necessary.
      *
diff --git a/core/java/android/hardware/hdmi/HdmiSwitchClient.java b/core/java/android/hardware/hdmi/HdmiSwitchClient.java
new file mode 100644
index 0000000..1ac2973
--- /dev/null
+++ b/core/java/android/hardware/hdmi/HdmiSwitchClient.java
@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.hardware.hdmi;
+
+import android.annotation.NonNull;
+import android.os.RemoteException;
+import android.util.Log;
+
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * HdmiSwitchClient represents HDMI-CEC logical device of type Switch in the Android system which
+ * acts as switch.
+ *
+ * <p>HdmiSwitchClient has a CEC device type of HdmiDeviceInfo.DEVICE_PURE_CEC_SWITCH,
+ * but it is used by all Android TV devices that have multiple HDMI inputs,
+ * even if it is not a "pure" swicth and has another device type like TV or Player.
+ *
+ * @hide
+ * TODO(b/110094868): unhide and add @SystemApi for Q
+ */
+public class HdmiSwitchClient extends HdmiClient {
+
+    private static final String TAG = "HdmiSwitchClient";
+
+    /* package */ HdmiSwitchClient(IHdmiControlService service) {
+        super(service);
+    }
+
+    private static IHdmiControlCallback getCallbackWrapper(final SelectCallback callback) {
+        return new IHdmiControlCallback.Stub() {
+            @Override
+            public void onComplete(int result) {
+                callback.onComplete(result);
+            }
+        };
+    }
+
+    /** @hide */
+    // TODO(b/110094868): unhide for Q
+    @Override
+    public int getDeviceType() {
+        return HdmiDeviceInfo.DEVICE_PURE_CEC_SWITCH;
+    }
+
+    /**
+     * Selects a CEC logical device to be a new active source.
+     *
+     * @param logicalAddress logical address of the device to select
+     * @param callback callback to get the result with
+     * @throws {@link IllegalArgumentException} if the {@code callback} is null
+     *
+     * @hide
+     * TODO(b/110094868): unhide and add @SystemApi for Q
+     */
+    public void deviceSelect(int logicalAddress, @NonNull SelectCallback callback) {
+        if (callback == null) {
+            throw new IllegalArgumentException("callback must not be null.");
+        }
+        try {
+            mService.deviceSelect(logicalAddress, getCallbackWrapper(callback));
+        } catch (RemoteException e) {
+            Log.e(TAG, "failed to select device: ", e);
+        }
+    }
+
+    /**
+     * Selects a HDMI port to be a new route path.
+     *
+     * @param portId HDMI port to select
+     * @param callback callback to get the result with
+     * @throws {@link IllegalArgumentException} if the {@code callback} is null
+     *
+     * @hide
+     * TODO(b/110094868): unhide and add @SystemApi for Q
+     */
+    public void portSelect(int portId, @NonNull SelectCallback callback) {
+        if (callback == null) {
+            throw new IllegalArgumentException("Callback must not be null");
+        }
+        try {
+            mService.portSelect(portId, getCallbackWrapper(callback));
+        } catch (RemoteException e) {
+            Log.e(TAG, "failed to select port: ", e);
+        }
+    }
+
+    /**
+     * Returns all the CEC devices connected to the device.
+     *
+     * <p>This only applies to device with multiple HDMI inputs
+     *
+     * @return list of {@link HdmiDeviceInfo} for connected CEC devices. Empty list is returned if
+     * there is none.
+     *
+     * @hide
+     * TODO(b/110094868): unhide and add @SystemApi for Q
+     */
+    public List<HdmiDeviceInfo> getDeviceList() {
+        try {
+            return mService.getDeviceList();
+        } catch (RemoteException e) {
+            Log.e("TAG", "Failed to call getDeviceList():", e);
+            return Collections.<HdmiDeviceInfo>emptyList();
+        }
+    }
+
+    /**
+     * Callback interface used to get the result of {@link #deviceSelect} or {@link #portSelect}.
+     *
+     * @hide
+     * TODO(b/110094868): unhide and add @SystemApi for Q
+     */
+    public interface SelectCallback {
+
+        /**
+         * Called when the operation is finished.
+         *
+         * @param result the result value of {@link #deviceSelect} or {@link #portSelect}.
+         */
+        void onComplete(int result);
+    }
+}
diff --git a/core/java/android/os/ParcelableException.aidl b/core/java/android/os/ParcelableException.aidl
new file mode 100644
index 0000000..d214922
--- /dev/null
+++ b/core/java/android/os/ParcelableException.aidl
@@ -0,0 +1,18 @@
+/* Copyright 2018, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+package android.os;
+
+parcelable ParcelableException;
diff --git a/core/java/android/permission/IPermissionController.aidl b/core/java/android/permission/IPermissionController.aidl
index 0e18b44..7a7bd83 100644
--- a/core/java/android/permission/IPermissionController.aidl
+++ b/core/java/android/permission/IPermissionController.aidl
@@ -31,4 +31,5 @@
     void revokeRuntimePermission(String packageName, String permissionName);
     void countPermissionApps(in List<String> permissionNames, boolean countOnlyGranted,
             boolean countSystem, in RemoteCallback callback);
+    void getPermissionUsages(boolean countSystem, long numMillis, in RemoteCallback callback);
 }
diff --git a/core/java/android/permission/PermissionControllerManager.java b/core/java/android/permission/PermissionControllerManager.java
index d7332ae..0865b62 100644
--- a/core/java/android/permission/PermissionControllerManager.java
+++ b/core/java/android/permission/PermissionControllerManager.java
@@ -18,6 +18,7 @@
 
 import static android.permission.PermissionControllerService.SERVICE_INTERFACE;
 
+import static com.android.internal.util.Preconditions.checkArgumentNonnegative;
 import static com.android.internal.util.Preconditions.checkCollectionElementsNotNull;
 import static com.android.internal.util.Preconditions.checkNotNull;
 
@@ -146,6 +147,20 @@
         void onCountPermissionApps(int numApps);
     }
 
+    /**
+     * Callback for delivering the result of {@link #getPermissionUsages}.
+     *
+     * @hide
+     */
+    public interface OnPermissionUsageResultCallback {
+        /**
+         * The result for {@link #getPermissionUsages}.
+         *
+         * @param users The users list.
+         */
+        void onPermissionUsageResult(@NonNull List<RuntimePermissionUsageInfo> users);
+    }
+
     private final @NonNull Context mContext;
 
     /**
@@ -264,6 +279,28 @@
     }
 
     /**
+     * Count how many apps have used permissions.
+     *
+     * @param countSystem Also count system apps
+     * @param numMillis The number of milliseconds in the past to check for uses
+     * @param executor Executor on which to invoke the callback
+     * @param callback Callback to receive the result
+     *
+     * @hide
+     */
+    @RequiresPermission(Manifest.permission.GET_RUNTIME_PERMISSIONS)
+    public void getPermissionUsages(boolean countSystem, long numMillis,
+            @NonNull @CallbackExecutor Executor executor,
+            @NonNull OnPermissionUsageResultCallback callback) {
+        checkArgumentNonnegative(numMillis);
+        checkNotNull(executor);
+        checkNotNull(callback);
+
+        sRemoteService.scheduleRequest(new PendingGetPermissionUsagesRequest(sRemoteService,
+                countSystem, numMillis, executor, callback));
+    }
+
+    /**
      * A connection to the remote service
      */
     static final class RemoteService extends
@@ -326,6 +363,7 @@
         private final boolean mDoDryRun;
         private final int mReason;
         private final @NonNull String mCallingPackage;
+        private final @NonNull Executor mExecutor;
         private final @NonNull OnRevokeRuntimePermissionsCallback mCallback;
 
         private final @NonNull RemoteCallback mRemoteCallback;
@@ -341,6 +379,7 @@
             mDoDryRun = doDryRun;
             mReason = reason;
             mCallingPackage = callingPackage;
+            mExecutor = executor;
             mCallback = callback;
 
             mRemoteCallback = new RemoteCallback(result -> executor.execute(() -> {
@@ -375,7 +414,13 @@
 
         @Override
         protected void onTimeout(RemoteService remoteService) {
-            mCallback.onRevokeRuntimePermissions(Collections.emptyMap());
+            long token = Binder.clearCallingIdentity();
+            try {
+                mExecutor.execute(
+                        () -> mCallback.onRevokeRuntimePermissions(Collections.emptyMap()));
+            } finally {
+                Binder.restoreCallingIdentity(token);
+            }
         }
 
         @Override
@@ -521,4 +566,61 @@
             }
         }
     }
+
+    /**
+     * Request for {@link #getPermissionUsages}
+     */
+    private static final class PendingGetPermissionUsagesRequest extends
+            AbstractRemoteService.PendingRequest<RemoteService, IPermissionController> {
+        private final @NonNull OnPermissionUsageResultCallback mCallback;
+        private final boolean mCountSystem;
+        private final long mNumMillis;
+
+        private final @NonNull RemoteCallback mRemoteCallback;
+
+        private PendingGetPermissionUsagesRequest(@NonNull RemoteService service,
+                boolean countSystem, long numMillis, @NonNull @CallbackExecutor Executor executor,
+                @NonNull OnPermissionUsageResultCallback callback) {
+            super(service);
+
+            mCountSystem = countSystem;
+            mNumMillis = numMillis;
+            mCallback = callback;
+
+            mRemoteCallback = new RemoteCallback(result -> executor.execute(() -> {
+                long token = Binder.clearCallingIdentity();
+                try {
+                    final List<RuntimePermissionUsageInfo> reportedUsers;
+                    List<RuntimePermissionUsageInfo> users = null;
+                    if (result != null) {
+                        users = result.getParcelableArrayList(KEY_RESULT);
+                    } else {
+                        users = Collections.emptyList();
+                    }
+                    reportedUsers = users;
+
+                    callback.onPermissionUsageResult(reportedUsers);
+                } finally {
+                    Binder.restoreCallingIdentity(token);
+
+                    finish();
+                }
+            }), null);
+        }
+
+        @Override
+        protected void onTimeout(RemoteService remoteService) {
+            mCallback.onPermissionUsageResult(Collections.emptyList());
+        }
+
+        @Override
+        public void run() {
+            try {
+                getService().getServiceInterface().getPermissionUsages(mCountSystem, mNumMillis,
+                        mRemoteCallback);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Error counting permission users", e);
+            }
+        }
+    }
 }
diff --git a/core/java/android/permission/PermissionControllerService.java b/core/java/android/permission/PermissionControllerService.java
index f621737..75d61e6 100644
--- a/core/java/android/permission/PermissionControllerService.java
+++ b/core/java/android/permission/PermissionControllerService.java
@@ -17,6 +17,7 @@
 package android.permission;
 
 import static com.android.internal.util.Preconditions.checkArgument;
+import static com.android.internal.util.Preconditions.checkArgumentNonnegative;
 import static com.android.internal.util.Preconditions.checkCollectionElementsNotNull;
 import static com.android.internal.util.Preconditions.checkNotNull;
 import static com.android.internal.util.function.pooled.PooledLambda.obtainMessage;
@@ -112,6 +113,17 @@
     public abstract int onCountPermissionApps(@NonNull List<String> permissionNames,
             boolean countOnlyGranted, boolean countSystem);
 
+    /**
+     * Count how many apps have used permissions.
+     *
+     * @param countSystem Also count system apps
+     * @param numMillis The number of milliseconds in the past to check for uses
+     *
+     * @return descriptions of the users of permissions
+     */
+    public abstract @NonNull List<RuntimePermissionUsageInfo>
+            onPermissionUsageResult(boolean countSystem, long numMillis);
+
     @Override
     public final IBinder onBind(Intent intent) {
         return new IPermissionController.Stub() {
@@ -187,6 +199,20 @@
                                 PermissionControllerService.this, permissionNames, countOnlyGranted,
                                 countSystem, callback));
             }
+
+            @Override
+            public void getPermissionUsages(boolean countSystem, long numMillis,
+                    RemoteCallback callback) {
+                checkArgumentNonnegative(numMillis);
+                checkNotNull(callback, "callback");
+
+                enforceCallingPermission(Manifest.permission.GET_RUNTIME_PERMISSIONS, null);
+
+                mHandler.sendMessage(
+                        obtainMessage(PermissionControllerService::getPermissionUsages,
+                                PermissionControllerService.this, countSystem, numMillis,
+                                callback));
+            }
         };
     }
 
@@ -230,4 +256,17 @@
         result.putInt(PermissionControllerManager.KEY_RESULT, numApps);
         callback.sendResult(result);
     }
+
+    private void getPermissionUsages(boolean countSystem, long numMillis,
+            @NonNull RemoteCallback callback) {
+        List<RuntimePermissionUsageInfo> users =
+                onPermissionUsageResult(countSystem, numMillis);
+        if (users != null && !users.isEmpty()) {
+            Bundle result = new Bundle();
+            result.putParcelableList(PermissionControllerManager.KEY_RESULT, users);
+            callback.sendResult(result);
+        } else {
+            callback.sendResult(null);
+        }
+    }
 }
diff --git a/core/java/android/permission/RuntimePermissionUsageInfo.aidl b/core/java/android/permission/RuntimePermissionUsageInfo.aidl
new file mode 100644
index 0000000..88820dd
--- /dev/null
+++ b/core/java/android/permission/RuntimePermissionUsageInfo.aidl
@@ -0,0 +1,19 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.permission;
+
+parcelable RuntimePermissionUsageInfo;
\ No newline at end of file
diff --git a/core/java/android/permission/RuntimePermissionUsageInfo.java b/core/java/android/permission/RuntimePermissionUsageInfo.java
new file mode 100644
index 0000000..af1a1be
--- /dev/null
+++ b/core/java/android/permission/RuntimePermissionUsageInfo.java
@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.permission;
+
+import static com.android.internal.util.Preconditions.checkArgumentNonnegative;
+import static com.android.internal.util.Preconditions.checkNotNull;
+
+import android.annotation.NonNull;
+import android.annotation.SystemApi;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ * This class contains information about how a runtime permission
+ * is used. A single runtime permission presented to the user may
+ * correspond to multiple platform defined permissions, e.g. the
+ * location permission may control both the coarse and fine platform
+ * permissions.
+ *
+ * @hide
+ */
+@SystemApi
+public final class RuntimePermissionUsageInfo implements Parcelable {
+    private final @NonNull CharSequence mName;
+    private final int mNumUsers;
+
+    /**
+     * Creates a new instance.
+     *
+     * @param name The permission group name.
+     * @param numUsers The number of apps that have used this permission.
+     */
+    public RuntimePermissionUsageInfo(@NonNull CharSequence name, int numUsers) {
+        checkNotNull(name);
+        checkArgumentNonnegative(numUsers);
+
+        mName = name;
+        mNumUsers = numUsers;
+    }
+
+    private RuntimePermissionUsageInfo(Parcel parcel) {
+        this(parcel.readCharSequence(), parcel.readInt());
+    }
+
+    /**
+     * @return The number of apps that accessed this permission
+     */
+    public int getAppAccessCount() {
+        return mNumUsers;
+    }
+
+    /**
+     * Gets the permission group name.
+     *
+     * @return The name.
+     */
+    public @NonNull CharSequence getName() {
+        return mName;
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel parcel, int flags) {
+        parcel.writeCharSequence(mName);
+        parcel.writeInt(mNumUsers);
+    }
+
+    public static final Creator<RuntimePermissionUsageInfo> CREATOR =
+            new Creator<RuntimePermissionUsageInfo>() {
+        public RuntimePermissionUsageInfo createFromParcel(Parcel source) {
+            return new RuntimePermissionUsageInfo(source);
+        }
+
+        public RuntimePermissionUsageInfo[] newArray(int size) {
+            return new RuntimePermissionUsageInfo[size];
+        }
+    };
+}
diff --git a/core/java/android/provider/DeviceConfig.java b/core/java/android/provider/DeviceConfig.java
index 4e207ed..c795895 100644
--- a/core/java/android/provider/DeviceConfig.java
+++ b/core/java/android/provider/DeviceConfig.java
@@ -48,6 +48,15 @@
      */
     public static final Uri CONTENT_URI = Uri.parse("content://" + Settings.AUTHORITY + "/config");
 
+    /**
+     * Namespace for all input-related features that are used at the native level.
+     * These features are applied at reboot.
+     *
+     * @hide
+     */
+    @SystemApi
+    public static final String NAMESPACE_INPUT_NATIVE_BOOT = "input_native_boot";
+
     private static final Object sLock = new Object();
     @GuardedBy("sLock")
     private static Map<OnPropertyChangedListener, Pair<String, Executor>> sListeners =
diff --git a/core/java/android/service/autofill/augmented/AugmentedAutofillService.java b/core/java/android/service/autofill/augmented/AugmentedAutofillService.java
index a9f4034..0116961 100644
--- a/core/java/android/service/autofill/augmented/AugmentedAutofillService.java
+++ b/core/java/android/service/autofill/augmented/AugmentedAutofillService.java
@@ -22,6 +22,7 @@
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.app.Service;
 import android.content.ComponentName;
 import android.content.Intent;
@@ -58,6 +59,9 @@
  * @hide
  */
 @SystemApi
+@TestApi
+// TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+// in the same package as the test, and that module is compiled with SDK=test_current
 public abstract class AugmentedAutofillService extends Service {
 
     private static final String TAG = AugmentedAutofillService.class.getSimpleName();
@@ -268,7 +272,6 @@
          *
          * <p>Used to make sure the SmartSuggestionsParams is updated when a new fields is focused.
          */
-        // TODO(b/111330312): might not be needed when using IME
         @GuardedBy("mLock")
         private AutofillId mLastShownId;
 
diff --git a/core/java/android/service/autofill/augmented/FillCallback.java b/core/java/android/service/autofill/augmented/FillCallback.java
index 620ec59..bfb4aad 100644
--- a/core/java/android/service/autofill/augmented/FillCallback.java
+++ b/core/java/android/service/autofill/augmented/FillCallback.java
@@ -20,6 +20,7 @@
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.service.autofill.augmented.AugmentedAutofillService.AutofillProxy;
 import android.util.Log;
 
@@ -29,6 +30,9 @@
  * @hide
  */
 @SystemApi
+@TestApi
+//TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+//in the same package as the test, and that module is compiled with SDK=test_current
 public final class FillCallback {
 
     private static final String TAG = FillCallback.class.getSimpleName();
diff --git a/core/java/android/service/autofill/augmented/FillController.java b/core/java/android/service/autofill/augmented/FillController.java
index e65cf47..d7bc893 100644
--- a/core/java/android/service/autofill/augmented/FillController.java
+++ b/core/java/android/service/autofill/augmented/FillController.java
@@ -19,6 +19,7 @@
 
 import android.annotation.NonNull;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.os.RemoteException;
 import android.service.autofill.augmented.AugmentedAutofillService.AutofillProxy;
 import android.util.Log;
@@ -36,6 +37,9 @@
  * @hide
  */
 @SystemApi
+@TestApi
+//TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+//in the same package as the test, and that module is compiled with SDK=test_current
 public final class FillController {
     private static final String TAG = "FillController";
 
diff --git a/core/java/android/service/autofill/augmented/FillRequest.java b/core/java/android/service/autofill/augmented/FillRequest.java
index 57d2cc8..dad5067 100644
--- a/core/java/android/service/autofill/augmented/FillRequest.java
+++ b/core/java/android/service/autofill/augmented/FillRequest.java
@@ -18,6 +18,7 @@
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.content.ComponentName;
 import android.service.autofill.augmented.AugmentedAutofillService.AutofillProxy;
 import android.view.autofill.AutofillId;
@@ -29,6 +30,9 @@
  */
 @SystemApi
 // TODO(b/111330312): pass a requestId and/or sessionId
+@TestApi
+// TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+// in the same package as the test, and that module is compiled with SDK=test_current
 public final class FillRequest {
 
     final AutofillProxy mProxy;
diff --git a/core/java/android/service/autofill/augmented/FillResponse.java b/core/java/android/service/autofill/augmented/FillResponse.java
index 1ecfab4..5285132 100644
--- a/core/java/android/service/autofill/augmented/FillResponse.java
+++ b/core/java/android/service/autofill/augmented/FillResponse.java
@@ -18,6 +18,7 @@
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.view.autofill.AutofillId;
@@ -30,6 +31,9 @@
  * @hide
  */
 @SystemApi
+@TestApi
+//TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+//in the same package as the test, and that module is compiled with SDK=test_current
 public final class FillResponse implements Parcelable {
 
     private final FillWindow mFillWindow;
@@ -50,6 +54,9 @@
      * @hide
      */
     @SystemApi
+    @TestApi
+    //TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+    //in the same package as the test, and that module is compiled with SDK=test_current
     public static final class Builder {
 
         private FillWindow mFillWindow;
diff --git a/core/java/android/service/autofill/augmented/FillWindow.java b/core/java/android/service/autofill/augmented/FillWindow.java
index bad7ddd..33b88e42 100644
--- a/core/java/android/service/autofill/augmented/FillWindow.java
+++ b/core/java/android/service/autofill/augmented/FillWindow.java
@@ -20,6 +20,7 @@
 import android.annotation.LongDef;
 import android.annotation.NonNull;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.app.Dialog;
 import android.graphics.Rect;
 import android.service.autofill.augmented.AugmentedAutofillService.AutofillProxy;
@@ -61,6 +62,9 @@
  * @hide
  */
 @SystemApi
+@TestApi
+//TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+//in the same package as the test, and that module is compiled with SDK=test_current
 public final class FillWindow implements AutoCloseable {
     private static final String TAG = "FillWindow";
 
diff --git a/core/java/android/service/autofill/augmented/PresentationParams.java b/core/java/android/service/autofill/augmented/PresentationParams.java
index 0124ecc..b60064e 100644
--- a/core/java/android/service/autofill/augmented/PresentationParams.java
+++ b/core/java/android/service/autofill/augmented/PresentationParams.java
@@ -19,6 +19,7 @@
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.graphics.Rect;
 import android.service.autofill.augmented.AugmentedAutofillService.AutofillProxy;
 import android.util.DebugUtils;
@@ -48,6 +49,9 @@
  * @hide
  */
 @SystemApi
+@TestApi
+//TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+//in the same package as the test, and that module is compiled with SDK=test_current
 public abstract class PresentationParams {
 
     /**
@@ -147,8 +151,11 @@
      * Area associated with a {@link PresentationParams Smart Suggestions} provider.
      *
      * @hide
-     * */
+     */
     @SystemApi
+    @TestApi
+    //TODO(b/122654591): @TestApi is needed because CtsAutoFillServiceTestCases hosts the service
+    //in the same package as the test, and that module is compiled with SDK=test_current
     public abstract static class Area {
 
         /** @hide */
diff --git a/core/java/android/view/Choreographer.java b/core/java/android/view/Choreographer.java
index 96ef8ba..ccd0fc1 100644
--- a/core/java/android/view/Choreographer.java
+++ b/core/java/android/view/Choreographer.java
@@ -22,6 +22,7 @@
 import android.annotation.TestApi;
 import android.annotation.UnsupportedAppUsage;
 import android.graphics.FrameInfo;
+import android.graphics.Insets;
 import android.hardware.display.DisplayManagerGlobal;
 import android.os.Build;
 import android.os.Handler;
@@ -199,7 +200,7 @@
      * @hide
      */
     private static final String[] CALLBACK_TRACE_TITLES = {
-            "input", "animation", "traversal", "commit"
+            "input", "animation", "insets_animation", "traversal", "commit"
     };
 
     /**
@@ -209,18 +210,33 @@
     public static final int CALLBACK_INPUT = 0;
 
     /**
-     * Callback type: Animation callback.  Runs before traversals.
+     * Callback type: Animation callback.  Runs before {@link #CALLBACK_INSETS_ANIMATION}.
      * @hide
      */
     @TestApi
     public static final int CALLBACK_ANIMATION = 1;
 
     /**
+     * Callback type: Animation callback to handle inset updates. This is separate from
+     * {@link #CALLBACK_ANIMATION} as we need to "gather" all inset animation updates via
+     * {@link WindowInsetsAnimationController#changeInsets} for multiple ongoing animations but then
+     * update the whole view system with a single callback to {@link View#dispatchWindowInsetsAnimationProgress}
+     * that contains all the combined updated insets.
+     * <p>
+     * Both input and animation may change insets, so we need to run this after these callbacks, but
+     * before traversals.
+     * <p>
+     * Runs before traversals.
+     * @hide
+     */
+    public static final int CALLBACK_INSETS_ANIMATION = 2;
+
+    /**
      * Callback type: Traversal callback.  Handles layout and draw.  Runs
      * after all other asynchronous messages have been handled.
      * @hide
      */
-    public static final int CALLBACK_TRAVERSAL = 2;
+    public static final int CALLBACK_TRAVERSAL = 3;
 
     /**
      * Callback type: Commit callback.  Handles post-draw operations for the frame.
@@ -232,7 +248,7 @@
      * to the view hierarchy state) actually took effect.
      * @hide
      */
-    public static final int CALLBACK_COMMIT = 3;
+    public static final int CALLBACK_COMMIT = 4;
 
     private static final int CALLBACK_LAST = CALLBACK_COMMIT;
 
@@ -704,6 +720,7 @@
 
             mFrameInfo.markAnimationsStart();
             doCallbacks(Choreographer.CALLBACK_ANIMATION, frameTimeNanos);
+            doCallbacks(Choreographer.CALLBACK_INSETS_ANIMATION, frameTimeNanos);
 
             mFrameInfo.markPerformTraversalsStart();
             doCallbacks(Choreographer.CALLBACK_TRAVERSAL, frameTimeNanos);
diff --git a/core/java/android/view/InsetsAnimationControlImpl.java b/core/java/android/view/InsetsAnimationControlImpl.java
index 7b9f78e..ce71b07 100644
--- a/core/java/android/view/InsetsAnimationControlImpl.java
+++ b/core/java/android/view/InsetsAnimationControlImpl.java
@@ -45,7 +45,9 @@
  * @hide
  */
 @VisibleForTesting
-public class InsetsAnimationControlImpl implements WindowInsetsAnimationController {
+public class InsetsAnimationControlImpl implements WindowInsetsAnimationController  {
+
+    private final Rect mTmpFrame = new Rect();
 
     private final WindowInsetsAnimationControlListener mListener;
     private final SparseArray<InsetsSourceConsumer> mConsumers;
@@ -61,19 +63,23 @@
     private final InsetsState mInitialInsetsState;
     private final @InsetType int mTypes;
     private final Supplier<SyncRtSurfaceTransactionApplier> mTransactionApplierSupplier;
-
+    private final InsetsController mController;
+    private final WindowInsetsAnimationListener.InsetsAnimation mAnimation;
     private Insets mCurrentInsets;
+    private Insets mPendingInsets;
 
     @VisibleForTesting
     public InsetsAnimationControlImpl(SparseArray<InsetsSourceConsumer> consumers, Rect frame,
             InsetsState state, WindowInsetsAnimationControlListener listener,
             @InsetType int types,
-            Supplier<SyncRtSurfaceTransactionApplier> transactionApplierSupplier) {
+            Supplier<SyncRtSurfaceTransactionApplier> transactionApplierSupplier,
+            InsetsController controller) {
         mConsumers = consumers;
         mListener = listener;
         mTypes = types;
         mTransactionApplierSupplier = transactionApplierSupplier;
-        mInitialInsetsState = new InsetsState(state);
+        mController = controller;
+        mInitialInsetsState = new InsetsState(state, true /* copySources */);
         mCurrentInsets = getInsetsFromState(mInitialInsetsState, frame, null /* typeSideMap */);
         mHiddenInsets = calculateInsets(mInitialInsetsState, frame, consumers, false /* shown */,
                 null /* typeSideMap */);
@@ -83,6 +89,10 @@
 
         // TODO: Check for controllability first and wait for IME if needed.
         listener.onReady(this, types);
+
+        mAnimation = new WindowInsetsAnimationListener.InsetsAnimation(mTypes, mHiddenInsets,
+                mShownInsets);
+        mController.dispatchAnimationStarted(mAnimation);
     }
 
     @Override
@@ -108,29 +118,35 @@
 
     @Override
     public void changeInsets(Insets insets) {
-        insets = sanitize(insets);
-        final Insets offset = Insets.subtract(mShownInsets, insets);
+        mPendingInsets = sanitize(insets);
+        mController.scheduleApplyChangeInsets();
+    }
+
+    void applyChangeInsets(InsetsState state) {
+        final Insets offset = Insets.subtract(mShownInsets, mPendingInsets);
         ArrayList<SurfaceParams> params = new ArrayList<>();
         if (offset.left != 0) {
-            updateLeashesForSide(INSET_SIDE_LEFT, offset.left, params);
+            updateLeashesForSide(INSET_SIDE_LEFT, offset.left, params, state);
         }
         if (offset.top != 0) {
-            updateLeashesForSide(INSET_SIDE_TOP, offset.top, params);
+            updateLeashesForSide(INSET_SIDE_TOP, offset.top, params, state);
         }
         if (offset.right != 0) {
-            updateLeashesForSide(INSET_SIDE_RIGHT, offset.right, params);
+            updateLeashesForSide(INSET_SIDE_RIGHT, offset.right, params, state);
         }
         if (offset.bottom != 0) {
-            updateLeashesForSide(INSET_SIDE_BOTTOM, offset.bottom, params);
+            updateLeashesForSide(INSET_SIDE_BOTTOM, offset.bottom, params, state);
         }
         SyncRtSurfaceTransactionApplier applier = mTransactionApplierSupplier.get();
         applier.scheduleApply(params.toArray(new SurfaceParams[params.size()]));
-        mCurrentInsets = insets;
+        mCurrentInsets = mPendingInsets;
     }
 
     @Override
     public void finish(int shownTypes) {
         // TODO
+
+        mController.dispatchAnimationFinished(mAnimation);
     }
 
     private Insets calculateInsets(InsetsState state, Rect frame,
@@ -146,7 +162,7 @@
             @Nullable @InsetSide SparseIntArray typeSideMap) {
         return state.calculateInsets(frame, false /* isScreenRound */,
                 false /* alwaysConsumerNavBar */, null /* displayCutout */, typeSideMap)
-                .getSystemWindowInsets();
+                .getInsets(mTypes);
     }
 
     private Insets sanitize(Insets insets) {
@@ -154,7 +170,7 @@
     }
 
     private void updateLeashesForSide(@InsetSide int side, int inset,
-            ArrayList<SurfaceParams> surfaceParams) {
+            ArrayList<SurfaceParams> surfaceParams, InsetsState state) {
         ArraySet<InsetsSourceConsumer> items = mSideSourceMap.get(side);
         // TODO: Implement behavior when inset spans over multiple types
         for (int i = items.size() - 1; i >= 0; i--) {
@@ -162,24 +178,32 @@
             final InsetsSource source = mInitialInsetsState.getSource(consumer.getType());
             final SurfaceControl leash = consumer.getControl().getLeash();
             mTmpMatrix.setTranslate(source.getFrame().left, source.getFrame().top);
-            addTranslationToMatrix(side, inset, mTmpMatrix);
+
+            mTmpFrame.set(source.getFrame());
+            addTranslationToMatrix(side, inset, mTmpMatrix, mTmpFrame);
+
+            state.getSource(source.getType()).setFrame(mTmpFrame);
             surfaceParams.add(new SurfaceParams(leash, 1f, mTmpMatrix, null, 0, 0f));
         }
     }
 
-    private void addTranslationToMatrix(@InsetSide int side, int inset, Matrix m) {
+    private void addTranslationToMatrix(@InsetSide int side, int inset, Matrix m, Rect frame) {
         switch (side) {
             case INSET_SIDE_LEFT:
                 m.postTranslate(-inset, 0);
+                frame.offset(-inset, 0);
                 break;
             case INSET_SIDE_TOP:
                 m.postTranslate(0, -inset);
+                frame.offset(0, -inset);
                 break;
             case INSET_SIDE_RIGHT:
                 m.postTranslate(inset, 0);
+                frame.offset(inset, 0);
                 break;
             case INSET_SIDE_BOTTOM:
                 m.postTranslate(0, inset);
+                frame.offset(0, inset);
                 break;
         }
     }
diff --git a/core/java/android/view/InsetsController.java b/core/java/android/view/InsetsController.java
index 01af37e..c2ade76 100644
--- a/core/java/android/view/InsetsController.java
+++ b/core/java/android/view/InsetsController.java
@@ -18,6 +18,7 @@
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.graphics.Insets;
 import android.graphics.Rect;
 import android.os.RemoteException;
 import android.util.ArraySet;
@@ -49,9 +50,29 @@
 
     private final SparseArray<InsetsSourceControl> mTmpControlArray = new SparseArray<>();
     private final ArrayList<InsetsAnimationControlImpl> mAnimationControls = new ArrayList<>();
+    private WindowInsets mLastInsets;
+
+    private boolean mAnimCallbackScheduled;
+
+    private final Runnable mAnimCallback;
 
     public InsetsController(ViewRootImpl viewRoot) {
         mViewRoot = viewRoot;
+        mAnimCallback = () -> {
+            mAnimCallbackScheduled = false;
+            if (mAnimationControls.isEmpty()) {
+                return;
+            }
+
+            InsetsState state = new InsetsState(mState, true /* copySources */);
+            for (int i = mAnimationControls.size() - 1; i >= 0; i--) {
+                mAnimationControls.get(i).applyChangeInsets(state);
+            }
+            WindowInsets insets = state.calculateInsets(mFrame, mLastInsets.isRound(),
+                    mLastInsets.shouldAlwaysConsumeNavBar(), mLastInsets.getDisplayCutout(),
+                    null /* typeSideMap */);
+            mViewRoot.mView.dispatchWindowInsetsAnimationProgress(insets);
+        };
     }
 
     void onFrameChanged(Rect frame) {
@@ -82,8 +103,9 @@
     @VisibleForTesting
     public WindowInsets calculateInsets(boolean isScreenRound,
             boolean alwaysConsumeNavBar, DisplayCutout cutout) {
-        return mState.calculateInsets(mFrame, isScreenRound, alwaysConsumeNavBar, cutout,
+        mLastInsets = mState.calculateInsets(mFrame, isScreenRound, alwaysConsumeNavBar, cutout,
                 null /* typeSideMap */);
+        return mLastInsets;
     }
 
     /**
@@ -148,7 +170,7 @@
         }
         final InsetsAnimationControlImpl controller = new InsetsAnimationControlImpl(consumers,
                 mFrame, mState, listener, types,
-                () -> new SyncRtSurfaceTransactionApplier(mViewRoot.mView));
+                () -> new SyncRtSurfaceTransactionApplier(mViewRoot.mView), this);
         mAnimationControls.add(controller);
     }
 
@@ -200,4 +222,20 @@
         pw.println(prefix); pw.println("InsetsController:");
         mState.dump(prefix + "  ", pw);
     }
+
+    void dispatchAnimationStarted(WindowInsetsAnimationListener.InsetsAnimation animation) {
+        mViewRoot.mView.dispatchWindowInsetsAnimationStarted(animation);
+    }
+
+    void dispatchAnimationFinished(WindowInsetsAnimationListener.InsetsAnimation animation) {
+        mViewRoot.mView.dispatchWindowInsetsAnimationFinished(animation);
+    }
+
+    void scheduleApplyChangeInsets() {
+        if (!mAnimCallbackScheduled) {
+            mViewRoot.mChoreographer.postCallback(Choreographer.CALLBACK_INSETS_ANIMATION,
+                    mAnimCallback, null /* token*/);
+            mAnimCallbackScheduled = true;
+        }
+    }
 }
diff --git a/core/java/android/view/InsetsState.java b/core/java/android/view/InsetsState.java
index 0931914..cf8c0707 100644
--- a/core/java/android/view/InsetsState.java
+++ b/core/java/android/view/InsetsState.java
@@ -107,6 +107,10 @@
         set(copy);
     }
 
+    public InsetsState(InsetsState copy, boolean copySources) {
+        set(copy, copySources);
+    }
+
     /**
      * Calculates {@link WindowInsets} based on the current source configuration.
      *
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index cd0e579..abefd55 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -96,6 +96,7 @@
 import android.view.AccessibilityIterators.TextSegmentIterator;
 import android.view.AccessibilityIterators.WordTextSegmentIterator;
 import android.view.ContextMenu.ContextMenuInfo;
+import android.view.WindowInsetsAnimationListener.InsetsAnimation;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityEventSource;
 import android.view.accessibility.AccessibilityManager;
@@ -4547,6 +4548,8 @@
         OnCapturedPointerListener mOnCapturedPointerListener;
 
         private ArrayList<OnUnhandledKeyEventListener> mUnhandledKeyListeners;
+
+        private WindowInsetsAnimationListener mWindowInsetsAnimationListener;
     }
 
     @UnsupportedAppUsage
@@ -10488,6 +10491,37 @@
     }
 
     /**
+     * Sets a {@link WindowInsetsAnimationListener} to be notified about animations of windows that
+     * cause insets.
+     *
+     * @param listener The listener to set.
+     * @hide pending unhide
+     */
+    public void setWindowInsetsAnimationListener(WindowInsetsAnimationListener listener) {
+        getListenerInfo().mWindowInsetsAnimationListener = listener;
+    }
+
+    void dispatchWindowInsetsAnimationStarted(InsetsAnimation animation) {
+        if (mListenerInfo != null && mListenerInfo.mWindowInsetsAnimationListener != null) {
+            mListenerInfo.mWindowInsetsAnimationListener.onStarted(animation);
+        }
+    }
+
+    WindowInsets dispatchWindowInsetsAnimationProgress(WindowInsets insets) {
+        if (mListenerInfo != null && mListenerInfo.mWindowInsetsAnimationListener != null) {
+            return mListenerInfo.mWindowInsetsAnimationListener.onProgress(insets);
+        } else {
+            return insets;
+        }
+    }
+
+    void dispatchWindowInsetsAnimationFinished(InsetsAnimation animation) {
+        if (mListenerInfo != null && mListenerInfo.mOnApplyWindowInsetsListener != null) {
+            mListenerInfo.mWindowInsetsAnimationListener.onFinished(animation);
+        }
+    }
+
+    /**
      * Compute the view's coordinate within the surface.
      *
      * <p>Computes the coordinates of this view in its surface. The argument
diff --git a/core/java/android/view/ViewGroup.java b/core/java/android/view/ViewGroup.java
index 9d11397..0986cfa 100644
--- a/core/java/android/view/ViewGroup.java
+++ b/core/java/android/view/ViewGroup.java
@@ -51,6 +51,7 @@
 import android.util.Pools.SynchronizedPool;
 import android.util.SparseArray;
 import android.util.SparseBooleanArray;
+import android.view.WindowInsetsAnimationListener.InsetsAnimation;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityManager;
 import android.view.accessibility.AccessibilityNodeInfo;
@@ -7139,6 +7140,34 @@
         return insets;
     }
 
+    @Override
+    void dispatchWindowInsetsAnimationStarted(InsetsAnimation animation) {
+        super.dispatchWindowInsetsAnimationStarted(animation);
+        final int count = getChildCount();
+        for (int i = 0; i < count; i++) {
+            getChildAt(i).dispatchWindowInsetsAnimationStarted(animation);
+        }
+    }
+
+    @Override
+    WindowInsets dispatchWindowInsetsAnimationProgress(WindowInsets insets) {
+        insets = super.dispatchWindowInsetsAnimationProgress(insets);
+        final int count = getChildCount();
+        for (int i = 0; i < count; i++) {
+            getChildAt(i).dispatchWindowInsetsAnimationProgress(insets);
+        }
+        return insets;
+    }
+
+    @Override
+    void dispatchWindowInsetsAnimationFinished(InsetsAnimation animation) {
+        super.dispatchWindowInsetsAnimationFinished(animation);
+        final int count = getChildCount();
+        for (int i = 0; i < count; i++) {
+            getChildAt(i).dispatchWindowInsetsAnimationFinished(animation);
+        }
+    }
+
     /**
      * Returns the animation listener to which layout animation events are
      * sent.
diff --git a/core/java/android/view/WindowInsetsAnimationController.java b/core/java/android/view/WindowInsetsAnimationController.java
index 9de517d..cf4415d 100644
--- a/core/java/android/view/WindowInsetsAnimationController.java
+++ b/core/java/android/view/WindowInsetsAnimationController.java
@@ -19,6 +19,7 @@
 import android.annotation.NonNull;
 import android.graphics.Insets;
 import android.view.WindowInsets.Type.InsetType;
+import android.view.WindowInsetsAnimationListener.InsetsAnimation;
 
 /**
  * Interface to control a window inset animation frame-by-frame.
@@ -28,8 +29,13 @@
 
     /**
      * Retrieves the {@link Insets} when the windows this animation is controlling are fully hidden.
+     * <p>
+     * If there are any animation listeners registered, this value is the same as
+     * {@link InsetsAnimation#getLowerBound()} that will be passed into the callbacks.
      *
      * @return Insets when the windows this animation is controlling are fully hidden.
+     *
+     * @see InsetsAnimation#getLowerBound()
      */
     @NonNull Insets getHiddenStateInsets();
 
@@ -38,8 +44,13 @@
      * <p>
      * In case the size of a window causing insets is changing in the middle of the animation, we
      * execute that height change after this animation has finished.
+     * <p>
+     * If there are any animation listeners registered, this value is the same as
+     * {@link InsetsAnimation#getUpperBound()} that will be passed into the callbacks.
      *
      * @return Insets when the windows this animation is controlling are fully shown.
+     *
+     * @see InsetsAnimation#getUpperBound()
      */
     @NonNull Insets getShownStateInsets();
 
@@ -59,8 +70,11 @@
      * <p>
      * Note that this will <b>not</b> inform the view system of a full inset change via
      * {@link View#dispatchApplyWindowInsets} in order to avoid a full layout pass during the
-     * animation. If you'd like to animate views during a window inset animation, use
-     * TODO add link to animation listeners.
+     * animation. If you'd like to animate views during a window inset animation, register a
+     * {@link WindowInsetsAnimationListener} by calling
+     * {@link View#setWindowInsetsAnimationListener(WindowInsetsAnimationListener)} that will be
+     * notified about any insets change via {@link WindowInsetsAnimationListener#onProgress} during
+     * the animation.
      * <p>
      * {@link View#dispatchApplyWindowInsets} will instead be called once the animation has
      * finished, i.e. once {@link #finish} has been called.
@@ -70,6 +84,9 @@
      *               the resulting insets of that configuration will match the passed in parameter.
      *               Note that these insets are being clamped to the range from
      *               {@link #getHiddenStateInsets} to {@link #getShownStateInsets}
+     *
+     * @see WindowInsetsAnimationListener
+     * @see View#setWindowInsetsAnimationListener(WindowInsetsAnimationListener)
      */
     void changeInsets(@NonNull Insets insets);
 
diff --git a/core/java/android/view/WindowInsetsAnimationListener.java b/core/java/android/view/WindowInsetsAnimationListener.java
new file mode 100644
index 0000000..682ab5b
--- /dev/null
+++ b/core/java/android/view/WindowInsetsAnimationListener.java
@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.view;
+
+import android.graphics.Insets;
+
+/**
+ * Interface that allows the application to listen to animation events for windows that cause
+ * insets.
+ * @hide pending unhide
+ */
+public interface WindowInsetsAnimationListener {
+
+    /**
+     * Called when an inset animation gets started.
+     *
+     * @param animation The animation that is about to start.
+     */
+    void onStarted(InsetsAnimation animation);
+
+    /**
+     * Called when the insets change as part of running an animation. Note that even if multiple
+     * animations for different types are running, there will only be one progress callback per
+     * frame. The {@code insets} passed as an argument represents the overall state and will include
+     * all types, regardless of whether they are animating or not.
+     * <p>
+     * Note that insets dispatch is hierarchical: It will start at the root of the view hierarchy,
+     * and then traverse it and invoke the callback of the specific {@link View} being traversed.
+     * The callback may return a modified instance by calling {@link WindowInsets#inset(int, int, int, int)}
+     * to indicate that a part of the insets have been used to offset or clip its children, and the
+     * children shouldn't worry about that part anymore.
+     *
+     * @param insets The current insets.
+     * @return The insets to dispatch to the subtree of the hierarchy.
+     */
+    WindowInsets onProgress(WindowInsets insets);
+
+    /**
+     * Called when an inset animation has finished.
+     *
+     * @param animation The animation that has finished running.
+     */
+    void onFinished(InsetsAnimation animation);
+
+    /**
+     * Class representing an animation of a set of windows that cause insets.
+     */
+    class InsetsAnimation {
+
+        private final @WindowInsets.Type.InsetType int mTypeMask;
+        private final Insets mLowerBound;
+        private final Insets mUpperBound;
+
+        /**
+         * @hide
+         */
+        InsetsAnimation(int typeMask, Insets lowerBound, Insets upperBound) {
+            mTypeMask = typeMask;
+            mLowerBound = lowerBound;
+            mUpperBound = upperBound;
+        }
+
+        /**
+         * @return The bitmask of {@link WindowInsets.Type.InsetType}s that are animating.
+         */
+        public @WindowInsets.Type.InsetType int getTypeMask() {
+            return mTypeMask;
+        }
+
+        /**
+         * Queries the lower inset bound of the animation. If the animation is about showing or
+         * hiding a window that cause insets, the lower bound is {@link Insets#NONE} and the upper
+         * bound is the same as {@link WindowInsets#getInsets(int)} for the fully shown state. This
+         * is the same as {@link WindowInsetsAnimationController#getHiddenStateInsets} and
+         * {@link WindowInsetsAnimationController#getShownStateInsets} in case the listener gets
+         * invoked because of an animation that originates from
+         * {@link WindowInsetsAnimationController}.
+         * <p>
+         * However, if the size of a window that causes insets is changing, these are the
+         * lower/upper bounds of that size animation.
+         * <p>
+         * There are no overlapping animations for a specific type, but there may be two animations
+         * running at the same time for different inset types.
+         *
+         * @see #getUpperBound()
+         * @see WindowInsetsAnimationController#getHiddenStateInsets
+         * TODO: It's a bit weird that these are global per window but onProgress is hierarchical.
+         * TODO: If multiple types are animating, querying the bound per type isn't possible. Should
+         * we:
+         * 1. Offer bounds by type here?
+         * 2. Restrict one animation to one single type only?
+         * Returning WindowInsets here isn't feasible in case of overlapping animations: We can't
+         * fill in the insets for the types from the other animation into the WindowInsets object
+         * as it's changing as well.
+         */
+        public Insets getLowerBound() {
+            return mLowerBound;
+        }
+
+        /**
+         * @see #getLowerBound()
+         * @see WindowInsetsAnimationController#getShownStateInsets
+         */
+        public Insets getUpperBound() {
+            return mUpperBound;
+        }
+    }
+}
diff --git a/core/java/android/view/autofill/AutofillId.java b/core/java/android/view/autofill/AutofillId.java
index cb1d89c..9c935af 100644
--- a/core/java/android/view/autofill/AutofillId.java
+++ b/core/java/android/view/autofill/AutofillId.java
@@ -15,6 +15,7 @@
  */
 package android.view.autofill;
 
+import android.annotation.NonNull;
 import android.annotation.TestApi;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -25,33 +26,47 @@
  */
 public final class AutofillId implements Parcelable {
 
+    /** @hide */
+    public static final int NO_SESSION = 0;
+
+    private static final int FLAG_IS_VIRTUAL = 0x1;
+    private static final int FLAG_HAS_SESSION = 0x2;
+
     private final int mViewId;
-    private final boolean mVirtual;
+    private final int mFlags;
     private final int mVirtualId;
+    private final int mSessionId;
 
     /** @hide */
     @TestApi
     public AutofillId(int id) {
-        mVirtual = false;
-        mViewId = id;
-        mVirtualId = View.NO_ID;
+        this(/* flags= */ 0, id, View.NO_ID, NO_SESSION);
     }
 
     /** @hide */
     @TestApi
-    public AutofillId(AutofillId parent, int virtualChildId) {
-        mVirtual = true;
-        mViewId = parent.mViewId;
-        mVirtualId = virtualChildId;
+    public AutofillId(@NonNull AutofillId parent, int virtualChildId) {
+        this(FLAG_IS_VIRTUAL, parent.mViewId, virtualChildId, NO_SESSION);
     }
 
     /** @hide */
     public AutofillId(int parentId, int virtualChildId) {
-        mVirtual = true;
+        this(FLAG_IS_VIRTUAL, parentId, virtualChildId, NO_SESSION);
+    }
+
+    /** @hide */
+    public AutofillId(@NonNull AutofillId parent, int virtualChildId, int sessionId) {
+        this(FLAG_IS_VIRTUAL | FLAG_HAS_SESSION, parent.mViewId, virtualChildId, sessionId);
+    }
+
+    private AutofillId(int flags, int parentId, int virtualChildId, int sessionId) {
+        mFlags = flags;
         mViewId = parentId;
         mVirtualId = virtualChildId;
+        mSessionId = sessionId;
     }
 
+
     /** @hide */
     public int getViewId() {
         return mViewId;
@@ -64,7 +79,16 @@
 
     /** @hide */
     public boolean isVirtual() {
-        return mVirtual;
+        return (mFlags & FLAG_IS_VIRTUAL) != 0;
+    }
+
+    private boolean hasSession() {
+        return (mFlags & FLAG_HAS_SESSION) != 0;
+    }
+
+    /** @hide */
+    public int getSessionId() {
+        return mSessionId;
     }
 
     /////////////////////////////////
@@ -77,6 +101,7 @@
         int result = 1;
         result = prime * result + mViewId;
         result = prime * result + mVirtualId;
+        result = prime * result + mSessionId;
         return result;
     }
 
@@ -88,15 +113,19 @@
         final AutofillId other = (AutofillId) obj;
         if (mViewId != other.mViewId) return false;
         if (mVirtualId != other.mVirtualId) return false;
+        if (mSessionId != other.mSessionId) return false;
         return true;
     }
 
     @Override
     public String toString() {
         final StringBuilder builder = new StringBuilder().append(mViewId);
-        if (mVirtual) {
+        if (isVirtual()) {
             builder.append(':').append(mVirtualId);
         }
+        if (hasSession()) {
+            builder.append('@').append(mSessionId);
+        }
         return builder.toString();
     }
 
@@ -108,21 +137,24 @@
     @Override
     public void writeToParcel(Parcel parcel, int flags) {
         parcel.writeInt(mViewId);
-        parcel.writeInt(mVirtual ? 1 : 0);
-        parcel.writeInt(mVirtualId);
-    }
-
-    private AutofillId(Parcel parcel) {
-        mViewId = parcel.readInt();
-        mVirtual = parcel.readInt() == 1;
-        mVirtualId = parcel.readInt();
+        parcel.writeInt(mFlags);
+        if (isVirtual()) {
+            parcel.writeInt(mVirtualId);
+        }
+        if (hasSession()) {
+            parcel.writeInt(mSessionId);
+        }
     }
 
     public static final Parcelable.Creator<AutofillId> CREATOR =
             new Parcelable.Creator<AutofillId>() {
         @Override
         public AutofillId createFromParcel(Parcel source) {
-            return new AutofillId(source);
+            final int viewId = source.readInt();
+            final int flags = source.readInt();
+            final int virtualId = (flags & FLAG_IS_VIRTUAL) != 0 ? source.readInt() : View.NO_ID;
+            final int sessionId = (flags & FLAG_HAS_SESSION) != 0 ? source.readInt() : NO_SESSION;
+            return new AutofillId(flags, viewId, virtualId, sessionId);
         }
 
         @Override
diff --git a/core/java/android/view/autofill/AutofillManager.java b/core/java/android/view/autofill/AutofillManager.java
index 90ccc25..93941d0 100644
--- a/core/java/android/view/autofill/AutofillManager.java
+++ b/core/java/android/view/autofill/AutofillManager.java
@@ -26,6 +26,7 @@
 import android.annotation.Nullable;
 import android.annotation.RequiresFeature;
 import android.annotation.SystemService;
+import android.annotation.TestApi;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
@@ -329,6 +330,12 @@
     private static final int SYNC_CALLS_TIMEOUT_MS = 5000;
 
     /**
+     * @hide
+     */
+    @TestApi
+    public static final int MAX_TEMP_AUGMENTED_SERVICE_DURATION_MS = 1_000 * 60 * 2; // 2 minutes
+
+    /**
      * Makes an authentication id from a request id and a dataset id.
      *
      * @param requestId The request id.
diff --git a/core/java/android/view/contentcapture/ContentCaptureSession.java b/core/java/android/view/contentcapture/ContentCaptureSession.java
index 6890beaf..d9a8416 100644
--- a/core/java/android/view/contentcapture/ContentCaptureSession.java
+++ b/core/java/android/view/contentcapture/ContentCaptureSession.java
@@ -28,6 +28,7 @@
 import android.view.contentcapture.ViewNode.ViewStructureImpl;
 
 import com.android.internal.annotations.GuardedBy;
+import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.util.Preconditions;
 
 import dalvik.system.CloseGuard;
@@ -107,7 +108,7 @@
 
     /** @hide */
     @Nullable
-    protected final String mId = UUID.randomUUID().toString();
+    protected final String mId;
 
     private int mState = STATE_UNKNOWN;
 
@@ -123,6 +124,13 @@
 
     /** @hide */
     protected ContentCaptureSession() {
+        this(UUID.randomUUID().toString());
+    }
+
+    /** @hide */
+    @VisibleForTesting
+    public ContentCaptureSession(@NonNull String id) {
+        mId = Preconditions.checkNotNull(id);
         mCloseGuard.open("destroy");
     }
 
@@ -140,6 +148,13 @@
         return mContentCaptureSessionId;
     }
 
+    /** @hide */
+    @VisibleForTesting
+    public int getIdAsInt() {
+        // TODO(b/121197119): use sessionId instead of hashcode once it's changed to int
+        return mId.hashCode();
+    }
+
     /**
      * Creates a new {@link ContentCaptureSession}.
      *
@@ -315,9 +330,7 @@
     public @NonNull AutofillId newAutofillId(@NonNull AutofillId parentId, int virtualChildId) {
         Preconditions.checkNotNull(parentId);
         Preconditions.checkArgument(!parentId.isVirtual(), "virtual ids cannot have children");
-        // TODO(b/121197119): we need to add the session id to the AutofillId to make them unique
-        // per session
-        return new AutofillId(parentId, virtualChildId);
+        return new AutofillId(parentId, virtualChildId, getIdAsInt());
     }
 
     /**
@@ -333,8 +346,7 @@
     @NonNull
     public final ViewStructure newVirtualViewStructure(@NonNull AutofillId parentId,
             int virtualId) {
-        // TODO(b/121197119): use the constructor that takes a session id / assert on unit test.
-        return new ViewNode.ViewStructureImpl(parentId, virtualId);
+        return new ViewNode.ViewStructureImpl(parentId, virtualId, getIdAsInt());
     }
 
     boolean isContentCaptureEnabled() {
diff --git a/core/java/android/view/contentcapture/ViewNode.java b/core/java/android/view/contentcapture/ViewNode.java
index b7a486a..ddfecb0 100644
--- a/core/java/android/view/contentcapture/ViewNode.java
+++ b/core/java/android/view/contentcapture/ViewNode.java
@@ -672,9 +672,9 @@
         }
 
         @VisibleForTesting // Must be public to be accessed from FrameworkCoreTests' apk.
-        public ViewStructureImpl(@NonNull AutofillId parentId, int virtualId) {
+        public ViewStructureImpl(@NonNull AutofillId parentId, int virtualId, int sessionId) {
             mNode.mParentAutofillId = Preconditions.checkNotNull(parentId);
-            mNode.mAutofillId = new AutofillId(parentId, virtualId);
+            mNode.mAutofillId = new AutofillId(parentId, virtualId, sessionId);
         }
 
         @VisibleForTesting // Must be public to be accessed from FrameworkCoreTests' apk.
diff --git a/core/java/com/android/internal/infra/AbstractRemoteService.java b/core/java/com/android/internal/infra/AbstractRemoteService.java
index e8ac223..5945958 100644
--- a/core/java/com/android/internal/infra/AbstractRemoteService.java
+++ b/core/java/com/android/internal/infra/AbstractRemoteService.java
@@ -213,6 +213,7 @@
         }
         mService = null;
         mServiceDied = true;
+        cancelScheduledUnbind();
         @SuppressWarnings("unchecked") // TODO(b/117779333): fix this warning
         final S castService = (S) this;
         mVultureCallback.onServiceDied(castService);
diff --git a/core/java/com/android/internal/os/RoSystemProperties.java b/core/java/com/android/internal/os/RoSystemProperties.java
index a319d83..b529bbe 100644
--- a/core/java/com/android/internal/os/RoSystemProperties.java
+++ b/core/java/com/android/internal/os/RoSystemProperties.java
@@ -30,6 +30,7 @@
     public static final String CONTROL_PRIVAPP_PERMISSIONS =
             SystemProperties.get("ro.control_privapp_permissions");
 
+    // ------ ro.hdmi.* -------- //
     /**
      * Property to indicate if a CEC audio device should forward volume keys when system audio
      * mode is off.
@@ -38,6 +39,14 @@
             SystemProperties.getBoolean(
                     "ro.hdmi.cec_audio_device_forward_volume_keys_system_audio_mode_off", false);
 
+    /**
+     * Property to indicate if the current device is a cec switch device.
+     *
+     * <p> Default is false.
+     */
+    public static final String PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH =
+            "ro.hdmi.property_is_device_hdmi_cec_switch";
+
     // ------ ro.config.* -------- //
     public static final boolean CONFIG_AVOID_GFX_ACCEL =
             SystemProperties.getBoolean("ro.config.avoid_gfx_accel", false);
diff --git a/core/java/com/android/internal/util/ContrastColorUtil.java b/core/java/com/android/internal/util/ContrastColorUtil.java
index a403c06..e0ba317f 100644
--- a/core/java/com/android/internal/util/ContrastColorUtil.java
+++ b/core/java/com/android/internal/util/ContrastColorUtil.java
@@ -586,7 +586,7 @@
      *
      * @param color the base color to use
      * @param amount the amount from 1 to 100 how much to modify the color
-     * @return the now color that was modified
+     * @return the new color that was modified
      */
     public static int getShiftedColor(int color, int amount) {
         final double[] result = ColorUtilsFromCompat.getTempDouble3Array();
@@ -599,6 +599,19 @@
         return ColorUtilsFromCompat.LABToColor(result[0], result[1], result[2]);
     }
 
+    /**
+     * Blends the provided color with white to create a muted version.
+     *
+     * @param color the color to mute
+     * @param alpha the amount from 0 to 1 to set the alpha component of the white scrim
+     * @return the new color that was modified
+     */
+    public static int getMutedColor(int color, float alpha) {
+        int whiteScrim = ColorUtilsFromCompat.setAlphaComponent(
+                Color.WHITE, (int) (255 * alpha));
+        return compositeColors(whiteScrim, color);
+    }
+
     private static boolean shouldUseDark(int backgroundColor, boolean defaultBackgroundIsDark) {
         if (backgroundColor == Notification.COLOR_DEFAULT) {
             return !defaultBackgroundIsDark;
@@ -675,6 +688,18 @@
         }
 
         /**
+         * Set the alpha component of {@code color} to be {@code alpha}.
+         */
+        @ColorInt
+        public static int setAlphaComponent(@ColorInt int color,
+                @IntRange(from = 0x0, to = 0xFF) int alpha) {
+            if (alpha < 0 || alpha > 255) {
+                throw new IllegalArgumentException("alpha must be between 0 and 255.");
+            }
+            return (color & 0x00ffffff) | (alpha << 24);
+        }
+
+        /**
          * Returns the luminance of a color as a float between {@code 0.0} and {@code 1.0}.
          * <p>Defined as the Y component in the XYZ representation of {@code color}.</p>
          */
diff --git a/core/jni/android_os_Debug.cpp b/core/jni/android_os_Debug.cpp
index 888dab1..7d63ec9 100644
--- a/core/jni/android_os_Debug.cpp
+++ b/core/jni/android_os_Debug.cpp
@@ -29,7 +29,6 @@
 #include <time.h>
 #include <unistd.h>
 
-#include <atomic>
 #include <iomanip>
 #include <string>
 #include <vector>
@@ -42,6 +41,7 @@
 #include <nativehelper/JNIHelp.h>
 #include <nativehelper/ScopedUtfChars.h>
 #include "jni.h"
+#include <meminfo/procmeminfo.h>
 #include <meminfo/sysmeminfo.h>
 #include <memtrack/memtrack.h>
 #include <memunreachable/memunreachable.h>
@@ -150,14 +150,6 @@
     int swappedOutPss;
 };
 
-enum pss_rollup_support {
-  PSS_ROLLUP_UNTRIED,
-  PSS_ROLLUP_SUPPORTED,
-  PSS_ROLLUP_UNSUPPORTED
-};
-
-static std::atomic<pss_rollup_support> g_pss_rollup_support;
-
 #define BINDER_STATS "/proc/binder/stats"
 
 static jlong android_os_Debug_getNativeHeapSize(JNIEnv *env, jobject clazz)
@@ -555,37 +547,9 @@
     android_os_Debug_getDirtyPagesPid(env, clazz, getpid(), object);
 }
 
-UniqueFile OpenSmapsOrRollup(int pid)
-{
-    enum pss_rollup_support rollup_support =
-            g_pss_rollup_support.load(std::memory_order_relaxed);
-    if (rollup_support != PSS_ROLLUP_UNSUPPORTED) {
-        std::string smaps_rollup_path =
-                base::StringPrintf("/proc/%d/smaps_rollup", pid);
-        UniqueFile fp_rollup = MakeUniqueFile(smaps_rollup_path.c_str(), "re");
-        if (fp_rollup == nullptr && errno != ENOENT) {
-            return fp_rollup;  // Actual error, not just old kernel.
-        }
-        if (fp_rollup != nullptr) {
-            if (rollup_support == PSS_ROLLUP_UNTRIED) {
-                ALOGI("using rollup pss collection");
-                g_pss_rollup_support.store(PSS_ROLLUP_SUPPORTED,
-                                           std::memory_order_relaxed);
-            }
-            return fp_rollup;
-        }
-        g_pss_rollup_support.store(PSS_ROLLUP_UNSUPPORTED,
-                                   std::memory_order_relaxed);
-    }
-
-    std::string smaps_path = base::StringPrintf("/proc/%d/smaps", pid);
-    return MakeUniqueFile(smaps_path.c_str(), "re");
-}
-
 static jlong android_os_Debug_getPssPid(JNIEnv *env, jobject clazz, jint pid,
         jlongArray outUssSwapPssRss, jlongArray outMemtrack)
 {
-    char lineBuffer[1024];
     jlong pss = 0;
     jlong rss = 0;
     jlong swapPss = 0;
@@ -597,59 +561,14 @@
         pss = uss = rss = memtrack = graphics_mem.graphics + graphics_mem.gl + graphics_mem.other;
     }
 
-    {
-        UniqueFile fp = OpenSmapsOrRollup(pid);
-
-        if (fp != nullptr) {
-            char* line;
-
-            while (true) {
-                if (fgets(lineBuffer, sizeof (lineBuffer), fp.get()) == NULL) {
-                    break;
-                }
-                line = lineBuffer;
-
-                switch (line[0]) {
-                    case 'P':
-                        if (strncmp(line, "Pss:", 4) == 0) {
-                            char* c = line + 4;
-                            while (*c != 0 && (*c < '0' || *c > '9')) {
-                                c++;
-                            }
-                            pss += atoi(c);
-                        } else if (strncmp(line, "Private_Clean:", 14) == 0
-                                    || strncmp(line, "Private_Dirty:", 14) == 0) {
-                            char* c = line + 14;
-                            while (*c != 0 && (*c < '0' || *c > '9')) {
-                                c++;
-                            }
-                            uss += atoi(c);
-                        }
-                        break;
-                    case 'R':
-                        if (strncmp(line, "Rss:", 4) == 0) {
-                            char* c = line + 4;
-                            while (*c != 0 && (*c < '0' || *c > '9')) {
-                                c++;
-                            }
-                            rss += atoi(c);
-                        }
-                        break;
-                    case 'S':
-                        if (strncmp(line, "SwapPss:", 8) == 0) {
-                            char* c = line + 8;
-                            jlong lSwapPss;
-                            while (*c != 0 && (*c < '0' || *c > '9')) {
-                                c++;
-                            }
-                            lSwapPss = atoi(c);
-                            swapPss += lSwapPss;
-                            pss += lSwapPss; // Also in swap, those pages would be accounted as Pss without SWAP
-                        }
-                        break;
-                }
-            }
-        }
+    ::android::meminfo::ProcMemInfo proc_mem(pid);
+    ::android::meminfo::MemUsage stats;
+    if (proc_mem.SmapsOrRollup(&stats)) {
+        pss += stats.pss;
+        uss += stats.uss;
+        rss += stats.rss;
+        swapPss = stats.swap_pss;
+        pss += swapPss; // Also in swap, those pages would be accounted as Pss without SWAP
     }
 
     if (outUssSwapPssRss != NULL) {
@@ -686,34 +605,6 @@
     return android_os_Debug_getPssPid(env, clazz, getpid(), NULL, NULL);
 }
 
-static long get_allocated_vmalloc_memory() {
-    char line[1024];
-
-    long vmalloc_allocated_size = 0;
-
-    UniqueFile fp = MakeUniqueFile("/proc/vmallocinfo", "re");
-    if (fp == nullptr) {
-        return 0;
-    }
-
-    while (true) {
-        if (fgets(line, 1024, fp.get()) == NULL) {
-            break;
-        }
-
-        // check to see if there are pages mapped in vmalloc area
-        if (!strstr(line, "pages=")) {
-            continue;
-        }
-
-        long nr_pages;
-        if (sscanf(line, "%*x-%*x %*ld %*s pages=%ld", &nr_pages) == 1) {
-            vmalloc_allocated_size += (nr_pages * getpagesize());
-        }
-    }
-    return vmalloc_allocated_size;
-}
-
 // The 1:1 mapping of MEMINFO_* enums here must match with the constants from
 // Debug.java.
 enum {
@@ -763,9 +654,8 @@
     if (outArray != NULL) {
         outLen = MEMINFO_COUNT;
         for (int i = 0; i < outLen; i++) {
-            // TODO: move get_allocated_vmalloc_memory() to libmeminfo
             if (i == MEMINFO_VMALLOC_USED) {
-                outArray[i] = get_allocated_vmalloc_memory() / 1024;
+                outArray[i] = smi.ReadVmallocInfo() / 1024;
                 continue;
             }
             outArray[i] = mem[i];
@@ -775,7 +665,6 @@
     env->ReleaseLongArrayElements(out, outArray, 0);
 }
 
-
 static jint read_binder_stat(const char* stat)
 {
     UniqueFile fp = MakeUniqueFile(BINDER_STATS, "re");
diff --git a/core/jni/android_os_Debug.h b/core/jni/android_os_Debug.h
index c7b731b..747776a 100644
--- a/core/jni/android_os_Debug.h
+++ b/core/jni/android_os_Debug.h
@@ -19,6 +19,7 @@
 
 #include <memory>
 #include <stdio.h>
+#include <meminfo/meminfo.h>
 #include <android-base/stringprintf.h>
 #include <android-base/unique_fd.h>
 
@@ -34,8 +35,6 @@
     return UniqueFile(fopen(path, mode), safeFclose);
 }
 
-UniqueFile OpenSmapsOrRollup(int pid);
-
 }  // namespace android
 
 #endif  // ANDROID_OS_HW_BLOB_H
diff --git a/core/jni/android_util_Process.cpp b/core/jni/android_util_Process.cpp
index 0c1a8aa..798825f 100644
--- a/core/jni/android_util_Process.cpp
+++ b/core/jni/android_util_Process.cpp
@@ -25,6 +25,7 @@
 #include <cutils/sched_policy.h>
 #include <utils/String8.h>
 #include <utils/Vector.h>
+#include <meminfo/procmeminfo.h>
 #include <meminfo/sysmeminfo.h>
 #include <processgroup/processgroup.h>
 
@@ -1083,21 +1084,12 @@
 
 static jlong android_os_Process_getPss(JNIEnv* env, jobject clazz, jint pid)
 {
-    UniqueFile file = OpenSmapsOrRollup(pid);
-    if (file == nullptr) {
+    ::android::meminfo::ProcMemInfo proc_mem(pid);
+    uint64_t pss;
+    if (!proc_mem.SmapsOrRollupPss(&pss)) {
         return (jlong) -1;
     }
 
-    // Tally up all of the Pss from the various maps
-    char line[256];
-    jlong pss = 0;
-    while (fgets(line, sizeof(line), file.get())) {
-        jlong v;
-        if (sscanf(line, "Pss: %" SCNd64 " kB", &v) == 1) {
-            pss += v;
-        }
-    }
-
     // Return the Pss value in bytes, not kilobytes
     return pss * 1024;
 }
diff --git a/core/tests/coretests/src/android/view/InsetsAnimationControlImplTest.java b/core/tests/coretests/src/android/view/InsetsAnimationControlImplTest.java
index d520f15..81ca910 100644
--- a/core/tests/coretests/src/android/view/InsetsAnimationControlImplTest.java
+++ b/core/tests/coretests/src/android/view/InsetsAnimationControlImplTest.java
@@ -19,6 +19,7 @@
 import static android.view.InsetsState.TYPE_NAVIGATION_BAR;
 import static android.view.InsetsState.TYPE_TOP_BAR;
 import static junit.framework.Assert.assertEquals;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
 
 import android.graphics.Insets;
@@ -83,7 +84,7 @@
         consumers.put(TYPE_NAVIGATION_BAR, navConsumer);
         mController = new InsetsAnimationControlImpl(consumers,
                 new Rect(0, 0, 500, 500), state, mMockListener, WindowInsets.Type.systemBars(),
-                () -> mMockTransactionApplier);
+                () -> mMockTransactionApplier, mock(InsetsController.class));
     }
 
     @Test
diff --git a/core/tests/coretests/src/android/view/autofill/AutofillIdTest.java b/core/tests/coretests/src/android/view/autofill/AutofillIdTest.java
new file mode 100644
index 0000000..7619af2
--- /dev/null
+++ b/core/tests/coretests/src/android/view/autofill/AutofillIdTest.java
@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.view.autofill;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.testng.Assert.assertThrows;
+
+import android.os.Parcel;
+import android.view.View;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+@RunWith(JUnit4.class)
+public class AutofillIdTest {
+
+    @Test
+    public void testNonVirtual() {
+        final AutofillId id = new AutofillId(42);
+        assertThat(id.getViewId()).isEqualTo(42);
+        assertThat(id.isVirtual()).isFalse();
+        assertThat(id.getVirtualChildId()).isEqualTo(View.NO_ID);
+
+        final AutofillId clone = cloneThroughParcel(id);
+        assertThat(clone.getViewId()).isEqualTo(42);
+        assertThat(clone.isVirtual()).isFalse();
+        assertThat(clone.getVirtualChildId()).isEqualTo(View.NO_ID);
+    }
+
+    @Test
+    public void testVirtual() {
+        final AutofillId id = new AutofillId(42, 108);
+        assertThat(id.getViewId()).isEqualTo(42);
+        assertThat(id.isVirtual()).isTrue();
+        assertThat(id.getVirtualChildId()).isEqualTo(108);
+
+        final AutofillId clone = cloneThroughParcel(id);
+        assertThat(clone.getViewId()).isEqualTo(42);
+        assertThat(clone.isVirtual()).isTrue();
+        assertThat(clone.getVirtualChildId()).isEqualTo(108);
+    }
+
+    @Test
+    public void testVirtual_parentObjectConstructor() {
+        assertThrows(NullPointerException.class, () -> new AutofillId(null, 108));
+
+        final AutofillId id = new AutofillId(new AutofillId(42), 108);
+        assertThat(id.getViewId()).isEqualTo(42);
+        assertThat(id.isVirtual()).isTrue();
+        assertThat(id.getVirtualChildId()).isEqualTo(108);
+
+        final AutofillId clone = cloneThroughParcel(id);
+        assertThat(clone.getViewId()).isEqualTo(42);
+        assertThat(clone.isVirtual()).isTrue();
+        assertThat(clone.getVirtualChildId()).isEqualTo(108);
+    }
+
+    @Test
+    public void testVirtual_withSession() {
+        final AutofillId id = new AutofillId(new AutofillId(42), 108, 666);
+        assertThat(id.getViewId()).isEqualTo(42);
+        assertThat(id.isVirtual()).isTrue();
+        assertThat(id.getVirtualChildId()).isEqualTo(108);
+        assertThat(id.getSessionId()).isEqualTo(666);
+
+        final AutofillId clone = cloneThroughParcel(id);
+        assertThat(clone.getViewId()).isEqualTo(42);
+        assertThat(clone.isVirtual()).isTrue();
+        assertThat(clone.getVirtualChildId()).isEqualTo(108);
+        assertThat(clone.getSessionId()).isEqualTo(666);
+    }
+
+    @Test
+    public void testEqualsHashCode() {
+        final AutofillId realId = new AutofillId(42);
+        final AutofillId realIdSame = new AutofillId(42);
+        assertThat(realId).isEqualTo(realIdSame);
+        assertThat(realIdSame).isEqualTo(realId);
+        assertThat(realId.hashCode()).isEqualTo(realIdSame.hashCode());
+
+        final AutofillId realIdDifferent = new AutofillId(108);
+        assertThat(realId).isNotEqualTo(realIdDifferent);
+        assertThat(realIdDifferent).isNotEqualTo(realId);
+
+        final AutofillId virtualId = new AutofillId(42, 1);
+        final AutofillId virtualIdSame = new AutofillId(42, 1);
+        assertThat(virtualId).isEqualTo(virtualIdSame);
+        assertThat(virtualIdSame).isEqualTo(virtualId);
+        assertThat(virtualId.hashCode()).isEqualTo(virtualIdSame.hashCode());
+        assertThat(virtualId).isNotEqualTo(realId);
+        assertThat(realId).isNotEqualTo(virtualId);
+
+        final AutofillId virtualIdDifferentChild = new AutofillId(42, 2);
+        assertThat(virtualIdDifferentChild).isNotEqualTo(virtualId);
+        assertThat(virtualId).isNotEqualTo(virtualIdDifferentChild);
+        assertThat(virtualIdDifferentChild).isNotEqualTo(realId);
+        assertThat(realId).isNotEqualTo(virtualIdDifferentChild);
+
+        final AutofillId virtualIdDifferentParent = new AutofillId(108, 1);
+        assertThat(virtualIdDifferentParent).isNotEqualTo(virtualId);
+        assertThat(virtualId).isNotEqualTo(virtualIdDifferentParent);
+        assertThat(virtualIdDifferentParent).isNotEqualTo(virtualIdDifferentChild);
+        assertThat(virtualIdDifferentChild).isNotEqualTo(virtualIdDifferentParent);
+
+        final AutofillId virtualIdDifferentSession = new AutofillId(new AutofillId(42), 1, 108);
+        assertThat(virtualIdDifferentSession).isNotEqualTo(virtualId);
+        assertThat(virtualId).isNotEqualTo(virtualIdDifferentSession);
+        assertThat(virtualIdDifferentSession).isNotEqualTo(realId);
+        assertThat(realId).isNotEqualTo(virtualIdDifferentSession);
+
+        final AutofillId sameVirtualIdDifferentSession = new AutofillId(new AutofillId(42), 1, 108);
+        assertThat(sameVirtualIdDifferentSession).isEqualTo(virtualIdDifferentSession);
+        assertThat(virtualIdDifferentSession).isEqualTo(sameVirtualIdDifferentSession);
+        assertThat(sameVirtualIdDifferentSession.hashCode())
+                .isEqualTo(virtualIdDifferentSession.hashCode());
+    }
+
+    private AutofillId cloneThroughParcel(AutofillId id) {
+        Parcel parcel = Parcel.obtain();
+
+        try {
+            // Write to parcel
+            parcel.setDataPosition(0); // Sanity / paranoid check
+            id.writeToParcel(parcel, 0);
+
+            // Read from parcel
+            parcel.setDataPosition(0);
+            AutofillId clone = AutofillId.CREATOR.createFromParcel(parcel);
+            assertThat(clone).isNotNull();
+            return clone;
+        } finally {
+            parcel.recycle();
+        }
+    }
+}
diff --git a/core/tests/coretests/src/android/view/contentcapture/ContentCaptureSessionTest.java b/core/tests/coretests/src/android/view/contentcapture/ContentCaptureSessionTest.java
index 59f3a4c..73cceae 100644
--- a/core/tests/coretests/src/android/view/contentcapture/ContentCaptureSessionTest.java
+++ b/core/tests/coretests/src/android/view/contentcapture/ContentCaptureSessionTest.java
@@ -19,11 +19,14 @@
 
 import static org.testng.Assert.assertThrows;
 
+import android.view.View;
+import android.view.ViewStructure;
 import android.view.autofill.AutofillId;
+import android.view.contentcapture.ViewNode.ViewStructureImpl;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.mockito.Spy;
+import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
 
 /**
@@ -35,34 +38,104 @@
 @RunWith(MockitoJUnitRunner.class)
 public class ContentCaptureSessionTest {
 
-    /**
-     * Uses a spy as ContentCaptureSession is abstract but (so far) we're testing its concrete
-     * methods.
-     */
-    @Spy
-    private ContentCaptureSession mMockSession;
+    private ContentCaptureSession mSession1 = new MyContentCaptureSession("111");
+
+    private ContentCaptureSession mSession2 = new MyContentCaptureSession("2222");
+
+    @Mock
+    private View mMockView;
 
     @Test
     public void testNewAutofillId_invalid() {
-        assertThrows(NullPointerException.class, () -> mMockSession.newAutofillId(null, 42));
+        assertThrows(NullPointerException.class, () -> mSession1.newAutofillId(null, 42));
         assertThrows(IllegalArgumentException.class,
-                () -> mMockSession.newAutofillId(new AutofillId(42, 42), 42));
+                () -> mSession1.newAutofillId(new AutofillId(42, 42), 42));
     }
 
     @Test
     public void testNewAutofillId_valid() {
         final AutofillId parentId = new AutofillId(42);
-        final AutofillId childId = mMockSession.newAutofillId(parentId, 108);
+        final AutofillId childId = mSession1.newAutofillId(parentId, 108);
         assertThat(childId.getViewId()).isEqualTo(42);
         assertThat(childId.getVirtualChildId()).isEqualTo(108);
-        // TODO(b/121197119): assert session id
+        assertThat(childId.getSessionId()).isEqualTo(mSession1.getIdAsInt());
+    }
+
+    @Test
+    public void testNewAutofillId_differentSessions() {
+        assertThat(mSession1.getIdAsInt()).isNotSameAs(mSession2.getIdAsInt()); //sanity check
+        final AutofillId parentId = new AutofillId(42);
+        final AutofillId childId1 = mSession1.newAutofillId(parentId, 108);
+        final AutofillId childId2 = mSession2.newAutofillId(parentId, 108);
+        assertThat(childId1).isNotEqualTo(childId2);
+        assertThat(childId2).isNotEqualTo(childId1);
     }
 
     @Test
     public void testNotifyXXX_null() {
-        assertThrows(NullPointerException.class, () -> mMockSession.notifyViewAppeared(null));
-        assertThrows(NullPointerException.class, () -> mMockSession.notifyViewDisappeared(null));
+        assertThrows(NullPointerException.class, () -> mSession1.notifyViewAppeared(null));
+        assertThrows(NullPointerException.class, () -> mSession1.notifyViewDisappeared(null));
         assertThrows(NullPointerException.class,
-                () -> mMockSession.notifyViewTextChanged(null, "whatever", 0));
+                () -> mSession1.notifyViewTextChanged(null, "whatever", 0));
+    }
+
+    @Test
+    public void testNewViewStructure() {
+        assertThat(mMockView.getAutofillId()).isNotNull(); // sanity check
+        final ViewStructure structure = mSession1.newViewStructure(mMockView);
+        assertThat(structure).isNotNull();
+        assertThat(structure.getAutofillId()).isEqualTo(mMockView.getAutofillId());
+    }
+
+    @Test
+    public void testNewVirtualViewStructure() {
+        final AutofillId parentId = new AutofillId(42);
+        final ViewStructure structure = mSession1.newVirtualViewStructure(parentId, 108);
+        assertThat(structure).isNotNull();
+        final AutofillId childId = mSession1.newAutofillId(parentId, 108);
+        assertThat(structure.getAutofillId()).isEqualTo(childId);
+    }
+
+    // Cannot use @Spy because we need to pass the session id on constructor
+    private class MyContentCaptureSession extends ContentCaptureSession {
+
+        private MyContentCaptureSession(String id) {
+            super(id);
+        }
+
+        @Override
+        MainContentCaptureSession getMainCaptureSession() {
+            throw new UnsupportedOperationException("should not have been called");
+        }
+
+        @Override
+        ContentCaptureSession newChild(ContentCaptureContext context) {
+            throw new UnsupportedOperationException("should not have been called");
+        }
+
+        @Override
+        void flush() {
+            throw new UnsupportedOperationException("should not have been called");
+        }
+
+        @Override
+        void onDestroy() {
+            throw new UnsupportedOperationException("should not have been called");
+        }
+
+        @Override
+        void internalNotifyViewAppeared(ViewStructureImpl node) {
+            throw new UnsupportedOperationException("should not have been called");
+        }
+
+        @Override
+        void internalNotifyViewDisappeared(AutofillId id) {
+            throw new UnsupportedOperationException("should not have been called");
+        }
+
+        @Override
+        void internalNotifyViewTextChanged(AutofillId id, CharSequence text, int flags) {
+            throw new UnsupportedOperationException("should not have been called");
+        }
     }
 }
diff --git a/core/tests/coretests/src/android/view/contentcapture/ViewNodeTest.java b/core/tests/coretests/src/android/view/contentcapture/ViewNodeTest.java
index 995946b..bbfe01c 100644
--- a/core/tests/coretests/src/android/view/contentcapture/ViewNodeTest.java
+++ b/core/tests/coretests/src/android/view/contentcapture/ViewNodeTest.java
@@ -110,10 +110,10 @@
     @Test
     public void testAutofillIdMethods_explicitIdsConstructor() {
         AutofillId initialParentId = new AutofillId(42);
-        ViewStructureImpl structure = new ViewStructureImpl(initialParentId, 108);
+        ViewStructureImpl structure = new ViewStructureImpl(initialParentId, 108, 666);
         ViewNode node = structure.getNode();
 
-        assertThat(node.getAutofillId()).isEqualTo(new AutofillId(initialParentId, 108));
+        assertThat(node.getAutofillId()).isEqualTo(new AutofillId(initialParentId, 108, 666));
         assertThat(node.getParentAutofillId()).isEqualTo(initialParentId);
 
         AutofillId newChildId = new AutofillId(108);
diff --git a/core/tests/overlaytests/device/Android.mk b/core/tests/overlaytests/device/Android.mk
index 680ebeb..5630749 100644
--- a/core/tests/overlaytests/device/Android.mk
+++ b/core/tests/overlaytests/device/Android.mk
@@ -19,7 +19,7 @@
 LOCAL_MODULE_TAGS := tests
 LOCAL_PACKAGE_NAME := OverlayDeviceTests
 LOCAL_PRIVATE_PLATFORM_APIS := true
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-test
+LOCAL_STATIC_JAVA_LIBRARIES := androidx.test.rules
 LOCAL_COMPATIBILITY_SUITE := device-tests
 LOCAL_TARGET_REQUIRED_MODULES := \
     OverlayDeviceTests_AppOverlayOne \
diff --git a/core/tests/overlaytests/device/AndroidManifest.xml b/core/tests/overlaytests/device/AndroidManifest.xml
index d14fdf5..4881636 100644
--- a/core/tests/overlaytests/device/AndroidManifest.xml
+++ b/core/tests/overlaytests/device/AndroidManifest.xml
@@ -23,7 +23,7 @@
         <uses-library android:name="android.test.runner"/>
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="com.android.overlaytest"
         android:label="Runtime resource overlay tests" />
 </manifest>
diff --git a/core/tests/overlaytests/device/src/com/android/overlaytest/OverlayBaseTest.java b/core/tests/overlaytests/device/src/com/android/overlaytest/OverlayBaseTest.java
index 5a86885..91fcdbb 100644
--- a/core/tests/overlaytests/device/src/com/android/overlaytest/OverlayBaseTest.java
+++ b/core/tests/overlaytests/device/src/com/android/overlaytest/OverlayBaseTest.java
@@ -25,10 +25,11 @@
 import android.content.res.XmlResourceParser;
 import android.os.LocaleList;
 import android.os.ParcelFileDescriptor;
-import android.support.test.InstrumentationRegistry;
 import android.util.AttributeSet;
 import android.util.Xml;
 
+import androidx.test.InstrumentationRegistry;
+
 import org.junit.Before;
 import org.junit.Ignore;
 import org.junit.Test;
diff --git a/core/tests/overlaytests/device/src/com/android/overlaytest/WithMultipleOverlaysTest.java b/core/tests/overlaytests/device/src/com/android/overlaytest/WithMultipleOverlaysTest.java
index f35e511..cd3ed9d 100644
--- a/core/tests/overlaytests/device/src/com/android/overlaytest/WithMultipleOverlaysTest.java
+++ b/core/tests/overlaytests/device/src/com/android/overlaytest/WithMultipleOverlaysTest.java
@@ -16,7 +16,7 @@
 
 package com.android.overlaytest;
 
-import android.support.test.filters.MediumTest;
+import androidx.test.filters.MediumTest;
 
 import org.junit.BeforeClass;
 import org.junit.runner.RunWith;
diff --git a/core/tests/overlaytests/device/src/com/android/overlaytest/WithOverlayTest.java b/core/tests/overlaytests/device/src/com/android/overlaytest/WithOverlayTest.java
index 037449f..c0d4281 100644
--- a/core/tests/overlaytests/device/src/com/android/overlaytest/WithOverlayTest.java
+++ b/core/tests/overlaytests/device/src/com/android/overlaytest/WithOverlayTest.java
@@ -16,7 +16,7 @@
 
 package com.android.overlaytest;
 
-import android.support.test.filters.MediumTest;
+import androidx.test.filters.MediumTest;
 
 import org.junit.BeforeClass;
 import org.junit.runner.RunWith;
diff --git a/core/tests/overlaytests/device/src/com/android/overlaytest/WithoutOverlayTest.java b/core/tests/overlaytests/device/src/com/android/overlaytest/WithoutOverlayTest.java
index f657b5c..33c7b25 100644
--- a/core/tests/overlaytests/device/src/com/android/overlaytest/WithoutOverlayTest.java
+++ b/core/tests/overlaytests/device/src/com/android/overlaytest/WithoutOverlayTest.java
@@ -16,7 +16,7 @@
 
 package com.android.overlaytest;
 
-import android.support.test.filters.MediumTest;
+import androidx.test.filters.MediumTest;
 
 import org.junit.BeforeClass;
 import org.junit.runner.RunWith;
diff --git a/data/etc/Android.bp b/data/etc/Android.bp
index 25dabad..0bffa38 100644
--- a/data/etc/Android.bp
+++ b/data/etc/Android.bp
@@ -39,6 +39,9 @@
     name: "privapp-permissions-platform.xml",
     sub_dir: "permissions",
     src: "privapp-permissions-platform.xml",
+    required: [
+        "privapp_whitelist_com.android.settings.intelligence",
+    ]
 }
 
 prebuilt_etc {
@@ -50,6 +53,13 @@
 }
 
 prebuilt_etc {
+    name: "privapp_whitelist_com.android.settings.intelligence",
+    sub_dir: "permissions",
+    src: "com.android.settings.intelligence.xml",
+    filename_from_src: true,
+}
+
+prebuilt_etc {
     name: "privapp_whitelist_com.android.systemui",
     product_specific: true,
     sub_dir: "permissions",
diff --git a/data/etc/com.android.settings.intelligence.xml b/data/etc/com.android.settings.intelligence.xml
new file mode 100644
index 0000000..6ca30c1
--- /dev/null
+++ b/data/etc/com.android.settings.intelligence.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2019 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License
+  -->
+<permissions>
+    <privapp-permissions package="com.android.settings.intelligence">
+        <permission name="android.permission.MANAGE_FINGERPRINT"/>
+        <permission name="android.permission.MODIFY_PHONE_STATE"/>
+        <permission name="android.permission.READ_SEARCH_INDEXABLES"/>
+        <permission name="android.permission.WRITE_SETTINGS_HOMEPAGE_DATA"/>
+    </privapp-permissions>
+</permissions>
diff --git a/data/etc/privapp-permissions-platform.xml b/data/etc/privapp-permissions-platform.xml
index fbe613d..393a2a6 100644
--- a/data/etc/privapp-permissions-platform.xml
+++ b/data/etc/privapp-permissions-platform.xml
@@ -280,13 +280,6 @@
         <permission name="android.permission.SUBSTITUTE_NOTIFICATION_APP_NAME"/>
     </privapp-permissions>
 
-    <privapp-permissions package="com.android.settings.intelligence">
-        <permission name="android.permission.MANAGE_FINGERPRINT"/>
-        <permission name="android.permission.MODIFY_PHONE_STATE"/>
-        <permission name="android.permission.READ_SEARCH_INDEXABLES"/>
-        <permission name="android.permission.WRITE_SETTINGS_HOMEPAGE_DATA"/>
-    </privapp-permissions>
-
     <privapp-permissions package="com.android.sharedstoragebackup">
         <permission name="android.permission.WRITE_MEDIA_STORAGE"/>
     </privapp-permissions>
diff --git a/graphics/java/android/graphics/ColorSpace.java b/graphics/java/android/graphics/ColorSpace.java
index f0efb58..95317a4 100644
--- a/graphics/java/android/graphics/ColorSpace.java
+++ b/graphics/java/android/graphics/ColorSpace.java
@@ -984,11 +984,12 @@
      *         {@link Named#SRGB sRGB} primaries.
      *     </li>
      *     <li>
-     *         Its white point is withing 1e-3 of the CIE standard
+     *         Its white point is within 1e-3 of the CIE standard
      *         illuminant {@link #ILLUMINANT_D65 D65}.
      *     </li>
      *     <li>Its opto-electronic transfer function is not linear.</li>
      *     <li>Its electro-optical transfer function is not linear.</li>
+     *     <li>Its transfer functions yield values within 1e-3 of {@link Named#SRGB}.</li>
      *     <li>Its range is \([0..1]\).</li>
      * </ul>
      * <p>This method always returns true for {@link Named#SRGB}.</p>
@@ -3145,19 +3146,35 @@
                 float max,
                 @IntRange(from = MIN_ID, to = MAX_ID) int id) {
             if (id == 0) return true;
-            if (!compare(primaries, SRGB_PRIMARIES)) {
+            if (!ColorSpace.compare(primaries, SRGB_PRIMARIES)) {
                 return false;
             }
-            if (!compare(whitePoint, ILLUMINANT_D65)) {
+            if (!ColorSpace.compare(whitePoint, ILLUMINANT_D65)) {
                 return false;
             }
-            if (OETF.applyAsDouble(0.5) < 0.5001) return false;
-            if (EOTF.applyAsDouble(0.5) > 0.5001) return false;
+
             if (min != 0.0f) return false;
             if (max != 1.0f) return false;
+
+            // We would have already returned true if this was SRGB itself, so
+            // it is safe to reference it here.
+            ColorSpace.Rgb srgb = (ColorSpace.Rgb) get(Named.SRGB);
+
+            for (double x = 0.0; x <= 1.0; x += 1 / 255.0) {
+                if (!compare(x, OETF, srgb.mOetf)) return false;
+                if (!compare(x, EOTF, srgb.mEotf)) return false;
+            }
+
             return true;
         }
 
+        private static boolean compare(double point, @NonNull DoubleUnaryOperator a,
+                @NonNull DoubleUnaryOperator b) {
+            double rA = a.applyAsDouble(point);
+            double rB = b.applyAsDouble(point);
+            return Math.abs(rA - rB) <= 1e-3;
+        }
+
         /**
          * Computes whether the specified CIE xyY or XYZ primaries (with Y set to 1) form
          * a wide color gamut. A color gamut is considered wide if its area is &gt; 90%
diff --git a/packages/ExtServices/src/android/ext/services/notification/Assistant.java b/packages/ExtServices/src/android/ext/services/notification/Assistant.java
index 838b88b..499d493 100644
--- a/packages/ExtServices/src/android/ext/services/notification/Assistant.java
+++ b/packages/ExtServices/src/android/ext/services/notification/Assistant.java
@@ -286,6 +286,9 @@
             if (!isForCurrentUser(sbn)) {
                 return;
             }
+
+            mAgingHelper.onNotificationRemoved(sbn.getKey());
+
             boolean updatedImpressions = false;
             String channelId = mLiveNotifications.remove(sbn.getKey()).getChannel().getId();
             String key = getKey(sbn.getPackageName(), sbn.getUserId(), channelId);
diff --git a/packages/SystemUI/res/layout/bubble_view.xml b/packages/SystemUI/res/layout/bubble_view.xml
new file mode 100644
index 0000000..204408cd
--- /dev/null
+++ b/packages/SystemUI/res/layout/bubble_view.xml
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2018 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License
+  -->
+<com.android.systemui.bubbles.BubbleView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_height="wrap_content"
+    android:layout_width="wrap_content"
+    android:id="@+id/bubble_view">
+
+    <com.android.systemui.bubbles.BadgedImageView
+        android:id="@+id/bubble_image"
+        android:layout_width="@dimen/bubble_size"
+        android:layout_height="@dimen/bubble_size"
+        android:padding="@dimen/bubble_view_padding"
+        android:clipToPadding="false"/>
+
+    <TextView
+        android:id="@+id/message_view"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:minWidth="@dimen/bubble_message_min_width"
+        android:maxWidth="@dimen/bubble_message_max_width"
+        android:padding="@dimen/bubble_message_padding"/>
+
+</com.android.systemui.bubbles.BubbleView>
diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index 10e5f74..ef16bca 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -981,14 +981,16 @@
 
     <!-- How much a bubble is elevated -->
     <dimen name="bubble_elevation">8dp</dimen>
+    <!-- Padding around a collapsed bubble -->
+    <dimen name="bubble_view_padding">0dp</dimen>
     <!-- Padding between bubbles when displayed in expanded state -->
     <dimen name="bubble_padding">8dp</dimen>
-    <!-- Padding around the view displayed when the bubble is expanded -->
-    <dimen name="bubble_expanded_view_padding">8dp</dimen>
     <!-- Size of the collapsed bubble -->
     <dimen name="bubble_size">56dp</dimen>
-    <!-- Size of an icon displayed within the bubble -->
-    <dimen name="bubble_icon_size">24dp</dimen>
+    <!-- How much to inset the icon in the circle -->
+    <dimen name="bubble_icon_inset">16dp</dimen>
+    <!-- Padding around the view displayed when the bubble is expanded -->
+    <dimen name="bubble_expanded_view_padding">8dp</dimen>
     <!-- Default height of the expanded view shown when the bubble is expanded -->
     <dimen name="bubble_expanded_default_height">400dp</dimen>
     <!-- Height of the triangle that points to the expanded bubble -->
@@ -1001,4 +1003,10 @@
     <dimen name="bubble_expanded_header_height">48dp</dimen>
     <!-- Left and right padding applied to the header. -->
     <dimen name="bubble_expanded_header_horizontal_padding">24dp</dimen>
+    <!-- Max width of the message bubble-->
+    <dimen name="bubble_message_max_width">144dp</dimen>
+    <!-- Min width of the message bubble -->
+    <dimen name="bubble_message_min_width">32dp</dimen>
+    <!-- Interior padding of the message bubble -->
+    <dimen name="bubble_message_padding">4dp</dimen>
 </resources>
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BadgeRenderer.java b/packages/SystemUI/src/com/android/systemui/bubbles/BadgeRenderer.java
new file mode 100644
index 0000000..845b084
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BadgeRenderer.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.systemui.bubbles;
+
+import static android.graphics.Paint.ANTI_ALIAS_FLAG;
+import static android.graphics.Paint.FILTER_BITMAP_FLAG;
+
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.Point;
+import android.graphics.Rect;
+import android.util.Log;
+
+// XXX: Mostly opied from launcher code / can we share?
+/**
+ * Contains parameters necessary to draw a badge for an icon (e.g. the size of the badge).
+ */
+public class BadgeRenderer {
+
+    private static final String TAG = "BadgeRenderer";
+
+    // The badge sizes are defined as percentages of the app icon size.
+    private static final float SIZE_PERCENTAGE = 0.38f;
+
+    // Extra scale down of the dot
+    private static final float DOT_SCALE = 0.6f;
+
+    private final float mDotCenterOffset;
+    private final float mCircleRadius;
+    private final Paint mCirclePaint = new Paint(ANTI_ALIAS_FLAG | FILTER_BITMAP_FLAG);
+
+    public BadgeRenderer(int iconSizePx) {
+        mDotCenterOffset = SIZE_PERCENTAGE * iconSizePx;
+        int size = (int) (DOT_SCALE * mDotCenterOffset);
+        mCircleRadius = size / 2f;
+    }
+
+    /**
+     * Draw a circle in the top right corner of the given bounds.
+     *
+     * @param color The color (based on the icon) to use for the badge.
+     * @param iconBounds The bounds of the icon being badged.
+     * @param badgeScale The progress of the animation, from 0 to 1.
+     * @param spaceForOffset How much space to offset the badge up and to the left or right.
+     * @param onLeft Whether the badge should be draw on left or right side.
+     */
+    public void draw(Canvas canvas, int color, Rect iconBounds, float badgeScale,
+            Point spaceForOffset, boolean onLeft) {
+        if (iconBounds == null) {
+            Log.e(TAG, "Invalid null argument(s) passed in call to draw.");
+            return;
+        }
+        canvas.save();
+        // We draw the badge relative to its center.
+        int x = onLeft ? iconBounds.left : iconBounds.right;
+        float offset = onLeft ? (mDotCenterOffset / 2) : -(mDotCenterOffset / 2);
+        float badgeCenterX = x + offset;
+        float badgeCenterY = iconBounds.top + mDotCenterOffset / 2;
+
+        canvas.translate(badgeCenterX + spaceForOffset.x, badgeCenterY - spaceForOffset.y);
+
+        canvas.scale(badgeScale, badgeScale);
+        mCirclePaint.setColor(color);
+        canvas.drawCircle(0, 0, mCircleRadius, mCirclePaint);
+        canvas.restore();
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BadgedImageView.java b/packages/SystemUI/src/com/android/systemui/bubbles/BadgedImageView.java
new file mode 100644
index 0000000..92d3cc1
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BadgedImageView.java
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.systemui.bubbles;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Path;
+import android.graphics.Point;
+import android.graphics.Rect;
+import android.util.AttributeSet;
+import android.widget.ImageView;
+
+import com.android.systemui.R;
+
+/**
+ * View that circle crops its contents and supports displaying a coloured dot on a top corner.
+ */
+public class BadgedImageView extends ImageView {
+
+    private BadgeRenderer mDotRenderer;
+    private int mIconSize;
+    private Rect mTempBounds = new Rect();
+    private Point mTempPoint = new Point();
+    private Path mClipPath = new Path();
+
+    private float mDotScale = 0f;
+    private int mUpdateDotColor;
+    private boolean mShowUpdateDot;
+    private boolean mOnLeft;
+
+    public BadgedImageView(Context context) {
+        this(context, null);
+    }
+
+    public BadgedImageView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public BadgedImageView(Context context, AttributeSet attrs, int defStyleAttr) {
+        this(context, attrs, defStyleAttr, 0);
+    }
+
+    public BadgedImageView(Context context, AttributeSet attrs, int defStyleAttr,
+            int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+        setScaleType(ScaleType.CENTER_CROP);
+        mIconSize = getResources().getDimensionPixelSize(R.dimen.bubble_size);
+        mDotRenderer = new BadgeRenderer(mIconSize);
+    }
+
+    // TODO: Clipping oval path isn't great: rerender image into a separate, rounded bitmap and
+    // then draw would be better
+    @Override
+    public void onDraw(Canvas canvas) {
+        canvas.save();
+        // Circle crop
+        mClipPath.addOval(getPaddingStart(), getPaddingTop(),
+                getWidth() - getPaddingEnd(), getHeight() - getPaddingBottom(), Path.Direction.CW);
+        canvas.clipPath(mClipPath);
+        super.onDraw(canvas);
+
+        // After we've circle cropped what we're showing, restore so we don't clip the badge
+        canvas.restore();
+
+        // Draw the badge
+        if (mShowUpdateDot) {
+            getDrawingRect(mTempBounds);
+            mTempPoint.set((getWidth() - mIconSize) / 2, getPaddingTop());
+            mDotRenderer.draw(canvas, mUpdateDotColor, mTempBounds, mDotScale, mTempPoint,
+                    mOnLeft);
+        }
+    }
+
+    /**
+     * Set whether the dot should appear on left or right side of the view.
+     */
+    public void setDotPosition(boolean onLeft) {
+        mOnLeft = onLeft;
+        invalidate();
+    }
+
+    /**
+     * Set whether the dot should show or not.
+     */
+    public void setShowDot(boolean showBadge) {
+        mShowUpdateDot = showBadge;
+        invalidate();
+    }
+
+    /**
+     * @return whether the dot is being displayed.
+     */
+    public boolean isShowingDot() {
+        return mShowUpdateDot;
+    }
+
+    /**
+     * The colour to use for the dot.
+     */
+    public void setDotColor(int color) {
+        mUpdateDotColor = color;
+        invalidate();
+    }
+
+    /**
+     * How big the dot should be, fraction from 0 to 1.
+     */
+    public void setDotScale(float fraction) {
+        mDotScale = fraction;
+        invalidate();
+    }
+
+    public float getDotScale() {
+        return mDotScale;
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
index 9f3ff78..d7bf77d 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
@@ -21,33 +21,42 @@
 import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT;
 
 import static com.android.systemui.bubbles.BubbleMovementHelper.EDGE_OVERLAP;
+import static com.android.systemui.statusbar.StatusBarState.SHADE;
+import static com.android.systemui.statusbar.notification.NotificationAlertingManager.alertAgain;
 
+import android.annotation.Nullable;
+import android.app.INotificationManager;
 import android.app.Notification;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.content.pm.ActivityInfo;
 import android.graphics.Point;
 import android.graphics.Rect;
+import android.os.RemoteException;
+import android.os.ServiceManager;
 import android.provider.Settings;
 import android.service.notification.StatusBarNotification;
 import android.util.Log;
+import android.view.LayoutInflater;
 import android.view.ViewGroup;
 import android.view.WindowManager;
 import android.widget.FrameLayout;
 
-import androidx.annotation.Nullable;
-
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.statusbar.NotificationVisibility;
 import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.statusbar.StatusBarStateController;
 import com.android.systemui.statusbar.notification.NotificationEntryListener;
 import com.android.systemui.statusbar.notification.NotificationEntryManager;
+import com.android.systemui.statusbar.notification.NotificationInterruptionStateProvider;
 import com.android.systemui.statusbar.notification.collection.NotificationEntry;
+import com.android.systemui.statusbar.notification.row.NotificationInflater;
 import com.android.systemui.statusbar.phone.StatusBarWindowController;
 
-import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.Set;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
@@ -66,8 +75,6 @@
 
     // Enables some subset of notifs to automatically become bubbles
     private static final boolean DEBUG_ENABLE_AUTO_BUBBLE = false;
-    // When a bubble is dismissed, recreate it as a notification
-    private static final boolean DEBUG_DEMOTE_TO_NOTIF = false;
 
     // Secure settings
     private static final String ENABLE_AUTO_BUBBLE_MESSAGES = "experiment_autobubble_messaging";
@@ -80,6 +87,7 @@
     private final NotificationEntryManager mNotificationEntryManager;
     private BubbleStateChangeListener mStateChangeListener;
     private BubbleExpandListener mExpandListener;
+    private LayoutInflater mInflater;
 
     private final Map<String, BubbleView> mBubbles = new HashMap<>();
     private BubbleStackView mStackView;
@@ -87,6 +95,12 @@
 
     // Bubbles get added to the status bar view
     private final StatusBarWindowController mStatusBarWindowController;
+    private StatusBarStateListener mStatusBarStateListener;
+
+    private final NotificationInterruptionStateProvider mNotificationInterruptionStateProvider =
+            Dependency.get(NotificationInterruptionStateProvider.class);
+
+    private INotificationManager mNotificationManagerService;
 
     // Used for determining view rect for touch interaction
     private Rect mTempRect = new Rect();
@@ -107,23 +121,53 @@
     public interface BubbleExpandListener {
         /**
          * Called when the expansion state of the bubble stack changes.
-         *
          * @param isExpanding whether it's expanding or collapsing
-         * @param amount fraction of how expanded or collapsed it is, 1 being fully, 0 at the start
+         * @param key the notification key associated with bubble being expanded
          */
-        void onBubbleExpandChanged(boolean isExpanding, float amount);
+        void onBubbleExpandChanged(boolean isExpanding, String key);
+    }
+
+    /**
+     * Listens for the current state of the status bar and updates the visibility state
+     * of bubbles as needed.
+     */
+    private class StatusBarStateListener implements StatusBarStateController.StateListener {
+        private int mState;
+        /**
+         * Returns the current status bar state.
+         */
+        public int getCurrentState() {
+            return mState;
+        }
+
+        @Override
+        public void onStateChanged(int newState) {
+            mState = newState;
+            updateVisibility();
+        }
     }
 
     @Inject
     public BubbleController(Context context, StatusBarWindowController statusBarWindowController) {
         mContext = context;
-        mNotificationEntryManager = Dependency.get(NotificationEntryManager.class);
         WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
         mDisplaySize = new Point();
         wm.getDefaultDisplay().getSize(mDisplaySize);
-        mStatusBarWindowController = statusBarWindowController;
+        mInflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 
+        mNotificationEntryManager = Dependency.get(NotificationEntryManager.class);
         mNotificationEntryManager.addNotificationEntryListener(mEntryListener);
+
+        try {
+            mNotificationManagerService = INotificationManager.Stub.asInterface(
+                    ServiceManager.getServiceOrThrow(Context.NOTIFICATION_SERVICE));
+        } catch (ServiceManager.ServiceNotFoundException e) {
+            e.printStackTrace();
+        }
+
+        mStatusBarWindowController = statusBarWindowController;
+        mStatusBarStateListener = new StatusBarStateListener();
+        Dependency.get(StatusBarStateController.class).addCallback(mStatusBarStateListener);
     }
 
     /**
@@ -148,7 +192,12 @@
      * screen (e.g. if on AOD).
      */
     public boolean hasBubbles() {
-        return mBubbles.size() > 0;
+        for (BubbleView bv : mBubbles.values()) {
+            if (!bv.getEntry().isBubbleDismissed()) {
+                return true;
+            }
+        }
+        return false;
     }
 
     /**
@@ -163,7 +212,7 @@
      */
     public void collapseStack() {
         if (mStackView != null) {
-            mStackView.animateExpansion(false);
+            mStackView.collapseStack();
         }
     }
 
@@ -174,33 +223,32 @@
         if (mStackView == null) {
             return;
         }
-        Point startPoint = getStartPoint(mStackView.getStackWidth(), mDisplaySize);
-        // Reset the position of the stack (TODO - or should we save / respect last user position?)
-        mStackView.setPosition(startPoint.x, startPoint.y);
-        for (String key: mBubbles.keySet()) {
-            removeBubble(key);
+        Set<String> keys = mBubbles.keySet();
+        for (String key: keys) {
+            mBubbles.get(key).getEntry().setBubbleDismissed(true);
         }
+        mStackView.stackDismissed();
+
+        // Reset the position of the stack (TODO - or should we save / respect last user position?)
+        Point startPoint = getStartPoint(mStackView.getStackWidth(), mDisplaySize);
+        mStackView.setPosition(startPoint.x, startPoint.y);
+
+        updateVisibility();
         mNotificationEntryManager.updateNotifications();
-        updateBubblesShowing();
     }
 
     /**
-     * Adds a bubble associated with the provided notification entry or updates it if it exists.
+     * Adds or updates a bubble associated with the provided notification entry.
+     *
+     * @param notif the notification associated with this bubble.
+     * @param updatePosition whether this update should promote the bubble to the top of the stack.
      */
-    public void addBubble(NotificationEntry notif) {
+    public void updateBubble(NotificationEntry notif, boolean updatePosition) {
         if (mBubbles.containsKey(notif.key)) {
             // It's an update
             BubbleView bubble = mBubbles.get(notif.key);
-            mStackView.updateBubble(bubble, notif);
+            mStackView.updateBubble(bubble, notif, updatePosition);
         } else {
-            // It's new
-            BubbleView bubble = new BubbleView(mContext);
-            bubble.setNotif(notif);
-            if (shouldUseActivityView(mContext)) {
-                bubble.setAppOverlayIntent(getAppOverlayIntent(notif));
-            }
-            mBubbles.put(bubble.getKey(), bubble);
-
             boolean setPosition = mStackView != null && mStackView.getVisibility() != VISIBLE;
             if (mStackView == null) {
                 setPosition = true;
@@ -215,15 +263,22 @@
                     mStackView.setExpandListener(mExpandListener);
                 }
             }
+            // It's new
+            BubbleView bubble = (BubbleView) mInflater.inflate(
+                    R.layout.bubble_view, mStackView, false /* attachToRoot */);
+            bubble.setNotif(notif);
+            if (shouldUseActivityView(mContext)) {
+                bubble.setAppOverlayIntent(getAppOverlayIntent(notif));
+            }
+            mBubbles.put(bubble.getKey(), bubble);
             mStackView.addBubble(bubble);
             if (setPosition) {
                 // Need to add the bubble to the stack before we can know the width
                 Point startPoint = getStartPoint(mStackView.getStackWidth(), mDisplaySize);
                 mStackView.setPosition(startPoint.x, startPoint.y);
-                mStackView.setVisibility(VISIBLE);
             }
-            updateBubblesShowing();
         }
+        updateVisibility();
     }
 
     @Nullable
@@ -245,79 +300,96 @@
      * Removes the bubble associated with the {@param uri}.
      */
     void removeBubble(String key) {
-        BubbleView bv = mBubbles.get(key);
+        BubbleView bv = mBubbles.remove(key);
         if (mStackView != null && bv != null) {
             mStackView.removeBubble(bv);
             bv.destroyActivityView(mStackView);
-            bv.getEntry().setBubbleDismissed(true);
         }
 
-        NotificationEntry entry = mNotificationEntryManager.getNotificationData().get(key);
+        NotificationEntry entry = bv != null ? bv.getEntry() : null;
         if (entry != null) {
             entry.setBubbleDismissed(true);
-            if (!DEBUG_DEMOTE_TO_NOTIF) {
-                mNotificationEntryManager.performRemoveNotification(entry.notification);
-            }
+            mNotificationEntryManager.updateNotifications();
         }
-        mNotificationEntryManager.updateNotifications();
-
-        updateBubblesShowing();
+        updateVisibility();
     }
 
     @SuppressWarnings("FieldCanBeLocal")
     private final NotificationEntryListener mEntryListener = new NotificationEntryListener() {
         @Override
         public void onPendingEntryAdded(NotificationEntry entry) {
-            if (shouldAutoBubble(mContext, entry)) {
+            if (shouldAutoBubble(mContext, entry) || shouldBubble(entry)) {
+                // TODO: handle group summaries
+                // It's a new notif, it shows in the shade and as a bubble
                 entry.setIsBubble(true);
+                entry.setShowInShadeWhenBubble(true);
+            }
+        }
+
+        @Override
+        public void onEntryInflated(NotificationEntry entry,
+                @NotificationInflater.InflationFlag int inflatedFlags) {
+            if (entry.isBubble() && mNotificationInterruptionStateProvider.shouldBubbleUp(entry)) {
+                updateBubble(entry, true /* updatePosition */);
+            }
+        }
+
+        @Override
+        public void onPreEntryUpdated(NotificationEntry entry) {
+            if (mNotificationInterruptionStateProvider.shouldBubbleUp(entry)
+                    && alertAgain(entry, entry.notification.getNotification())) {
+                entry.setShowInShadeWhenBubble(true);
+                entry.setBubbleDismissed(false); // updates come back as bubbles even if dismissed
+                if (mBubbles.containsKey(entry.key)) {
+                    mBubbles.get(entry.key).updateDotVisibility();
+                }
+                updateBubble(entry, true /* updatePosition */);
+            }
+        }
+
+        @Override
+        public void onEntryRemoved(NotificationEntry entry,
+                @Nullable NotificationVisibility visibility,
+                boolean removedByUser) {
+            entry.setShowInShadeWhenBubble(false);
+            if (mBubbles.containsKey(entry.key)) {
+                mBubbles.get(entry.key).updateDotVisibility();
+            }
+            if (!removedByUser) {
+                // This was a cancel so we should remove the bubble
+                removeBubble(entry.key);
             }
         }
     };
 
+    /**
+     * Lets any listeners know if bubble state has changed.
+     */
     private void updateBubblesShowing() {
-        boolean hasBubblesShowing = false;
-        for (BubbleView bv : mBubbles.values()) {
-            if (!bv.getEntry().isBubbleDismissed()) {
-                hasBubblesShowing = true;
-                break;
-            }
+        if (mStackView == null) {
+            return;
         }
+
         boolean hadBubbles = mStatusBarWindowController.getBubblesShowing();
+        boolean hasBubblesShowing = hasBubbles() && mStackView.getVisibility() == VISIBLE;
         mStatusBarWindowController.setBubblesShowing(hasBubblesShowing);
-        if (mStackView != null && !hasBubblesShowing) {
-            mStackView.setVisibility(INVISIBLE);
-        }
         if (mStateChangeListener != null && hadBubbles != hasBubblesShowing) {
             mStateChangeListener.onHasBubblesChanged(hasBubblesShowing);
         }
     }
 
     /**
-     * Sets the visibility of the bubbles, doesn't un-bubble them, just changes visibility.
+     * Updates the visibility of the bubbles based on current state.
+     * Does not un-bubble, just hides or un-hides. Will notify any
+     * {@link BubbleStateChangeListener}s if visibility changes.
      */
-    public void updateVisibility(boolean visible) {
-        if (mStackView == null) {
-            return;
-        }
-        ArrayList<BubbleView> viewsToRemove = new ArrayList<>();
-        for (BubbleView bv : mBubbles.values()) {
-            NotificationEntry entry = bv.getEntry();
-            if (entry != null) {
-                if (entry.isRowRemoved() || entry.isBubbleDismissed() || entry.isRowDismissed()) {
-                    viewsToRemove.add(bv);
-                }
-            }
-        }
-        for (BubbleView bubbleView : viewsToRemove) {
-            mBubbles.remove(bubbleView.getKey());
-            mStackView.removeBubble(bubbleView);
-            bubbleView.destroyActivityView(mStackView);
-        }
-        if (mStackView != null) {
-            mStackView.setVisibility(visible ? VISIBLE : INVISIBLE);
-            if (!visible) {
-                collapseStack();
-            }
+    public void updateVisibility() {
+        if (mStatusBarStateListener.getCurrentState() == SHADE && hasBubbles()) {
+            // Bubbles only appear in unlocked shade
+            mStackView.setVisibility(hasBubbles() ? VISIBLE : INVISIBLE);
+        } else if (mStackView != null) {
+            mStackView.setVisibility(INVISIBLE);
+            collapseStack();
         }
         updateBubblesShowing();
     }
@@ -368,18 +440,41 @@
     }
 
     /**
-     * Whether the notification should bubble or not.
+     * Whether the notification has been developer configured to bubble and is allowed by the user.
      */
-    private static boolean shouldAutoBubble(Context context, NotificationEntry entry) {
+    private boolean shouldBubble(NotificationEntry entry) {
+        StatusBarNotification n = entry.notification;
+        boolean canAppOverlay = false;
+        try {
+            canAppOverlay = mNotificationManagerService.areAppOverlaysAllowedForPackage(
+                    n.getPackageName(), n.getUid());
+        } catch (RemoteException e) {
+            Log.w(TAG, "Error calling NoMan to determine if app can overlay", e);
+        }
+
+        boolean canChannelOverlay = mNotificationEntryManager.getNotificationData().getChannel(
+                entry.key).canOverlayApps();
+        boolean hasOverlayIntent = n.getNotification().getAppOverlayIntent() != null;
+        return hasOverlayIntent && canChannelOverlay && canAppOverlay;
+    }
+
+    /**
+     * Whether the notification should bubble or not. Gated by debug flag.
+     * <p>
+     * If a notification has been set to bubble via proper bubble APIs or if it is an important
+     * message-like notification.
+     * </p>
+     */
+    private boolean shouldAutoBubble(Context context, NotificationEntry entry) {
         if (entry.isBubbleDismissed()) {
             return false;
         }
+        StatusBarNotification n = entry.notification;
 
         boolean autoBubbleMessages = shouldAutoBubbleMessages(context) || DEBUG_ENABLE_AUTO_BUBBLE;
         boolean autoBubbleOngoing = shouldAutoBubbleOngoing(context) || DEBUG_ENABLE_AUTO_BUBBLE;
         boolean autoBubbleAll = shouldAutoBubbleAll(context) || DEBUG_ENABLE_AUTO_BUBBLE;
 
-        StatusBarNotification n = entry.notification;
         boolean hasRemoteInput = false;
         if (n.getNotification().actions != null) {
             for (Notification.Action action : n.getNotification().actions) {
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleExpandedViewContainer.java b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleExpandedViewContainer.java
index badefe1..71ae1f8 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleExpandedViewContainer.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleExpandedViewContainer.java
@@ -21,6 +21,7 @@
 import android.content.res.Resources;
 import android.graphics.Color;
 import android.graphics.drawable.ShapeDrawable;
+import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.view.View;
 import android.widget.LinearLayout;
@@ -88,6 +89,7 @@
      */
     public void setHeaderText(CharSequence text) {
         mHeaderView.setText(text);
+        mHeaderView.setVisibility(TextUtils.isEmpty(text) ? GONE : VISIBLE);
     }
 
     /**
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java
index 3280a33..9a11b96 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java
@@ -64,9 +64,9 @@
 
     private boolean mIsExpanded;
     private int mExpandedBubbleHeight;
+    private BubbleTouchHandler mTouchHandler;
     private BubbleView mExpandedBubble;
     private Point mCollapsedPosition;
-    private BubbleTouchHandler mTouchHandler;
     private BubbleController.BubbleExpandListener mExpandListener;
 
     private boolean mViewUpdatedRequested = false;
@@ -211,13 +211,24 @@
      */
     public void setExpandedBubble(BubbleView bubbleToExpand) {
         mExpandedBubble = bubbleToExpand;
+        boolean prevExpanded = mIsExpanded;
         mIsExpanded = true;
-        updateExpandedBubble();
-        requestUpdate();
+        if (!prevExpanded) {
+            // If we weren't previously expanded we should animate open.
+            animateExpansion(true /* expand */);
+        } else {
+            // If we were expanded just update the views
+            updateExpandedBubble();
+            requestUpdate();
+        }
+        mExpandedBubble.getEntry().setShowInShadeWhenBubble(false);
+        notifyExpansionChanged(mExpandedBubble, true /* expanded */);
     }
 
     /**
-     * Adds a bubble to the stack.
+     * Adds a bubble to the top of the stack.
+     *
+     * @param bubbleView the view to add to the stack.
      */
     public void addBubble(BubbleView bubbleView) {
         mBubbleContainer.addView(bubbleView, 0,
@@ -234,17 +245,26 @@
         mBubbleContainer.removeView(bubbleView);
         boolean wasExpanded = mIsExpanded;
         int bubbleCount = mBubbleContainer.getChildCount();
-        if (bubbleView.equals(mExpandedBubble) && bubbleCount > 0) {
+        if (mIsExpanded && bubbleView.equals(mExpandedBubble) && bubbleCount > 0) {
             // If we have other bubbles and are expanded go to the next one or previous
             // if the bubble removed was last
             int nextIndex = bubbleCount > removedIndex ? removedIndex : bubbleCount - 1;
-            mExpandedBubble = (BubbleView) mBubbleContainer.getChildAt(nextIndex);
+            BubbleView expandedBubble = (BubbleView) mBubbleContainer.getChildAt(nextIndex);
+            setExpandedBubble(expandedBubble);
         }
         mIsExpanded = wasExpanded && mBubbleContainer.getChildCount() > 0;
-        requestUpdate();
-        if (wasExpanded && !mIsExpanded && mExpandListener != null) {
-            mExpandListener.onBubbleExpandChanged(mIsExpanded, 1 /* amount */);
+        if (wasExpanded != mIsExpanded) {
+            notifyExpansionChanged(mExpandedBubble, mIsExpanded);
         }
+        requestUpdate();
+    }
+
+    /**
+     * Dismiss the stack of bubbles.
+     */
+    public void stackDismissed() {
+        collapseStack();
+        mBubbleContainer.removeAllViews();
     }
 
     /**
@@ -252,11 +272,19 @@
      *
      * @param bubbleView the view to update in the stack.
      * @param entry the entry to update it with.
+     * @param updatePosition whether this bubble should be moved to top of the stack.
      */
-    public void updateBubble(BubbleView bubbleView, NotificationEntry entry) {
-        // TODO - move to top of bubble stack, make it show its update if it makes sense
+    public void updateBubble(BubbleView bubbleView, NotificationEntry entry,
+            boolean updatePosition) {
         bubbleView.update(entry);
-        if (bubbleView.equals(mExpandedBubble)) {
+        if (updatePosition && !mIsExpanded) {
+            // If alerting it gets promoted to top of the stack
+            mBubbleContainer.removeView(bubbleView);
+            mBubbleContainer.addView(bubbleView, 0);
+            requestUpdate();
+        }
+        if (mIsExpanded && bubbleView.equals(mExpandedBubble)) {
+            entry.setShowInShadeWhenBubble(false);
             requestUpdate();
         }
     }
@@ -287,17 +315,36 @@
     }
 
     /**
+     * Collapses the stack of bubbles.
+     */
+    public void collapseStack() {
+        if (mIsExpanded) {
+            // TODO: Save opened bubble & move it to top of stack
+            animateExpansion(false /* shouldExpand */);
+            notifyExpansionChanged(mExpandedBubble, mIsExpanded);
+        }
+    }
+
+    /**
+     * Expands the stack fo bubbles.
+     */
+    public void expandStack() {
+        if (!mIsExpanded) {
+            mExpandedBubble = getTopBubble();
+            mExpandedBubble.getEntry().setShowInShadeWhenBubble(false);
+            animateExpansion(true /* shouldExpand */);
+            notifyExpansionChanged(mExpandedBubble, true /* expanded */);
+        }
+    }
+
+    /**
      * Tell the stack to animate to collapsed or expanded state.
      */
-    public void animateExpansion(boolean shouldExpand) {
+    private void animateExpansion(boolean shouldExpand) {
         if (mIsExpanded != shouldExpand) {
             mIsExpanded = shouldExpand;
-            mExpandedBubble = shouldExpand ? getTopBubble() : null;
             updateExpandedBubble();
 
-            if (mExpandListener != null) {
-                mExpandListener.onBubbleExpandChanged(mIsExpanded, 1 /* amount */);
-            }
             if (shouldExpand) {
                 // Save current position so that we might return there
                 savePosition();
@@ -347,6 +394,13 @@
         mCollapsedPosition = getPosition();
     }
 
+    private void notifyExpansionChanged(BubbleView bubbleView, boolean expanded) {
+        if (mExpandListener != null) {
+            NotificationEntry entry = bubbleView != null ? bubbleView.getEntry() : null;
+            mExpandListener.onBubbleExpandChanged(expanded, entry != null ? entry.key : null);
+        }
+    }
+
     private BubbleView getTopBubble() {
         return getBubbleAt(0);
     }
@@ -400,6 +454,7 @@
         }
 
         if (mExpandedBubble.hasAppOverlayIntent()) {
+            // Bubble with activity view expanded state
             ActivityView expandedView = mExpandedBubble.getActivityView();
             expandedView.setLayoutParams(new ViewGroup.LayoutParams(
                     ViewGroup.LayoutParams.MATCH_PARENT, mExpandedBubbleHeight));
@@ -417,19 +472,27 @@
 
                 @Override
                 public void onActivityViewDestroyed(ActivityView view) {
-                    NotificationEntry entry = mExpandedBubble.getEntry();
+                    NotificationEntry entry = mExpandedBubble != null
+                            ? mExpandedBubble.getEntry() : null;
                     Log.d(TAG, "onActivityViewDestroyed(key="
                             + ((entry != null) ? entry.key : "(none)") + "): " + view);
                 }
             });
         } else {
+            // Bubble with notification view expanded state
             ExpandableNotificationRow row = mExpandedBubble.getRowView();
-            if (!row.equals(mExpandedViewContainer.getExpandedView())) {
-                // Different expanded view than what we have
+            if (row.getParent() != null) {
+                // Row might still be in the shade when we expand
+                ((ViewGroup) row.getParent()).removeView(row);
+            }
+            if (mIsExpanded) {
+                mExpandedViewContainer.setExpandedView(row);
+            } else {
                 mExpandedViewContainer.setExpandedView(null);
             }
-            mExpandedViewContainer.setExpandedView(row);
+            // Bubble with notification as expanded state doesn't need a header / title
             mExpandedViewContainer.setHeaderText(null);
+
         }
         int pointerPosition = mExpandedBubble.getPosition().x
                 + (mExpandedBubble.getWidth() / 2);
@@ -456,7 +519,8 @@
         int bubbsCount = mBubbleContainer.getChildCount();
         for (int i = 0; i < bubbsCount; i++) {
             BubbleView bv = (BubbleView) mBubbleContainer.getChildAt(i);
-            bv.setZ(bubbsCount - 1);
+            bv.updateDotVisibility();
+            bv.setZ(bubbsCount - i);
 
             int transX = mIsExpanded ? (bv.getWidth() + mBubblePadding) * i : mBubblePadding * i;
             ViewState viewState = new ViewState();
@@ -510,6 +574,7 @@
     private void applyRowState(ExpandableNotificationRow view) {
         view.reset();
         view.setHeadsUp(false);
+        view.resetTranslation();
         view.setOnKeyguard(false);
         view.setOnAmbient(false);
         view.setClipBottomAmount(0);
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleTouchHandler.java b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleTouchHandler.java
index 96b2dba..97784b0 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleTouchHandler.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleTouchHandler.java
@@ -110,7 +110,7 @@
                 : stack.getTargetView(event);
         boolean isFloating = targetView instanceof FloatingView;
         if (!isFloating || targetView == null || action == MotionEvent.ACTION_OUTSIDE) {
-            stack.animateExpansion(false /* shouldExpand */);
+            stack.collapseStack();
             cleanUpDismissTarget();
             resetTouches();
             return false;
@@ -196,9 +196,13 @@
                         mMovementHelper.getTranslateAnim(floatingView, toGoTo, 100, 0).start();
                     }
                 } else if (floatingView.equals(stack.getExpandedBubble())) {
-                    stack.animateExpansion(false /* shouldExpand */);
+                    stack.collapseStack();
                 } else if (isBubbleStack) {
-                    stack.animateExpansion(!stack.isExpanded() /* shouldExpand */);
+                    if (stack.isExpanded()) {
+                        stack.collapseStack();
+                    } else {
+                        stack.expandStack();
+                    }
                 } else {
                     stack.setExpandedBubble((BubbleView) floatingView);
                 }
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleView.java b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleView.java
index c1bbb93..91893ef 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleView.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleView.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2012 The Android Open Source Project
+ * Copyright (C) 2018 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,40 +16,47 @@
 
 package com.android.systemui.bubbles;
 
+import android.annotation.Nullable;
 import android.app.ActivityView;
 import android.app.Notification;
 import android.app.PendingIntent;
 import android.content.Context;
 import android.graphics.Color;
 import android.graphics.Point;
+import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.Icon;
-import android.graphics.drawable.ShapeDrawable;
-import android.graphics.drawable.shapes.OvalShape;
+import android.graphics.drawable.InsetDrawable;
+import android.graphics.drawable.LayerDrawable;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.LinearLayout;
+import android.widget.FrameLayout;
+import android.widget.TextView;
 
-import com.android.internal.util.ContrastColorUtil;
+import com.android.internal.graphics.ColorUtils;
+import com.android.systemui.Interpolators;
 import com.android.systemui.R;
 import com.android.systemui.statusbar.notification.collection.NotificationEntry;
 import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow;
 
 /**
- * A floating object on the screen that has a collapsed and expanded state.
+ * A floating object on the screen that can post message updates.
  */
-class BubbleView extends LinearLayout implements BubbleTouchHandler.FloatingView {
+public class BubbleView extends FrameLayout implements BubbleTouchHandler.FloatingView {
     private static final String TAG = "BubbleView";
 
+    // Same value as Launcher3 badge code
+    private static final float WHITE_SCRIM_ALPHA = 0.54f;
     private Context mContext;
-    private View mIconView;
+
+    private BadgedImageView mBadgedImageView;
+    private TextView mMessageView;
+    private int mPadding;
+    private int mIconInset;
 
     private NotificationEntry mEntry;
-    private int mBubbleSize;
-    private int mIconSize;
     private PendingIntent mAppOverlayIntent;
     private ActivityView mActivityView;
 
@@ -67,66 +74,156 @@
 
     public BubbleView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
-        setOrientation(LinearLayout.VERTICAL);
         mContext = context;
-        mBubbleSize = getResources().getDimensionPixelSize(R.dimen.bubble_size);
-        mIconSize = getResources().getDimensionPixelSize(R.dimen.bubble_icon_size);
+        // XXX: can this padding just be on the view and we look it up?
+        mPadding = getResources().getDimensionPixelSize(R.dimen.bubble_view_padding);
+        mIconInset = getResources().getDimensionPixelSize(R.dimen.bubble_icon_inset);
+    }
+
+    @Override
+    protected void onFinishInflate() {
+        super.onFinishInflate();
+        mBadgedImageView = (BadgedImageView) findViewById(R.id.bubble_image);
+        mMessageView = (TextView) findViewById(R.id.message_view);
+        mMessageView.setVisibility(GONE);
+        mMessageView.setPivotX(0);
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        updateViews();
+    }
+
+    @Override
+    protected void onMeasure(int widthSpec, int heightSpec) {
+        measureChild(mBadgedImageView, widthSpec, heightSpec);
+        measureChild(mMessageView, widthSpec, heightSpec);
+        boolean messageGone = mMessageView.getVisibility() == GONE;
+        int imageHeight = mBadgedImageView.getMeasuredHeight();
+        int imageWidth = mBadgedImageView.getMeasuredWidth();
+        int messageHeight = messageGone ? 0 : mMessageView.getMeasuredHeight();
+        int messageWidth = messageGone ? 0 : mMessageView.getMeasuredWidth();
+        setMeasuredDimension(
+                getPaddingStart() + imageWidth + mPadding + messageWidth + getPaddingEnd(),
+                getPaddingTop() + Math.max(imageHeight, messageHeight) + getPaddingBottom());
+    }
+
+    @Override
+    protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
+        left = getPaddingStart();
+        top = getPaddingTop();
+        int imageWidth = mBadgedImageView.getMeasuredWidth();
+        int imageHeight = mBadgedImageView.getMeasuredHeight();
+        int messageWidth = mMessageView.getMeasuredWidth();
+        int messageHeight = mMessageView.getMeasuredHeight();
+        mBadgedImageView.layout(left, top, left + imageWidth, top + imageHeight);
+        mMessageView.layout(left + imageWidth + mPadding, top,
+                left + imageWidth + mPadding + messageWidth, top + messageHeight);
     }
 
     /**
      * Populates this view with a notification.
+     * <p>
+     * This should only be called when a new notification is being set on the view, updates to the
+     * current notification should use {@link #update(NotificationEntry)}.
      *
      * @param entry the notification to display as a bubble.
      */
     public void setNotif(NotificationEntry entry) {
-        removeAllViews();
-        // TODO: migrate to inflater
-        mIconView = new ImageView(mContext);
-        addView(mIconView);
-
-        LinearLayout.LayoutParams iconLp = (LinearLayout.LayoutParams) mIconView.getLayoutParams();
-        iconLp.width = mBubbleSize;
-        iconLp.height = mBubbleSize;
-        mIconView.setLayoutParams(iconLp);
-
-        update(entry);
-    }
-
-    /**
-     * Updates the UI based on the entry.
-     */
-    public void update(NotificationEntry entry) {
         mEntry = entry;
-        Notification n = entry.notification.getNotification();
-        Icon ic = n.getLargeIcon() != null ? n.getLargeIcon() : n.getSmallIcon();
-
-        if (n.getLargeIcon() == null) {
-            createCircledIcon(n.color, ic, ((ImageView) mIconView));
-        } else {
-            ((ImageView) mIconView).setImageIcon(ic);
-        }
+        updateViews();
     }
 
     /**
-     * @return the key identifying this bubble / notification entry associated with this
-     * bubble, if it exists.
+     * The {@link NotificationEntry} associated with this view, if one exists.
      */
-    public String getKey() {
-        return mEntry == null ? null : mEntry.key;
-    }
-
-    /**
-     * @return the notification entry associated with this bubble.
-     */
+    @Nullable
     public NotificationEntry getEntry() {
         return mEntry;
     }
 
     /**
-     * @return the view to display notification content when the bubble is expanded.
+     * The key for the {@link NotificationEntry} associated with this view, if one exists.
      */
+    @Nullable
+    public String getKey() {
+        return (mEntry != null) ? mEntry.key : null;
+    }
+
+    /**
+     * Updates the UI based on the entry, updates badge and animates messages as needed.
+     */
+    public void update(NotificationEntry entry) {
+        mEntry = entry;
+        updateViews();
+    }
+
+
+    /**
+     * @return the {@link ExpandableNotificationRow} view to display notification content when the
+     * bubble is expanded.
+     */
+    @Nullable
     public ExpandableNotificationRow getRowView() {
-        return mEntry.getRow();
+        return (mEntry != null) ? mEntry.getRow() : null;
+    }
+
+    /**
+     * Marks this bubble as "read", i.e. no badge should show.
+     */
+    public void updateDotVisibility() {
+        boolean showDot = getEntry().showInShadeWhenBubble();
+        animateDot(showDot);
+    }
+
+    /**
+     * Animates the badge to show or hide.
+     */
+    private void animateDot(boolean showDot) {
+        if (mBadgedImageView.isShowingDot() != showDot) {
+            mBadgedImageView.setShowDot(showDot);
+            mBadgedImageView.clearAnimation();
+            mBadgedImageView.animate().setDuration(200)
+                    .setInterpolator(Interpolators.FAST_OUT_SLOW_IN)
+                    .setUpdateListener((valueAnimator) -> {
+                        float fraction = valueAnimator.getAnimatedFraction();
+                        fraction = showDot ? fraction : 1 - fraction;
+                        mBadgedImageView.setDotScale(fraction);
+                    }).withEndAction(() -> {
+                        if (!showDot) {
+                            mBadgedImageView.setShowDot(false);
+                        }
+                    }).start();
+        }
+    }
+
+    private void updateViews() {
+        if (mEntry == null) {
+            return;
+        }
+        Notification n = mEntry.notification.getNotification();
+        boolean isLarge = n.getLargeIcon() != null;
+        Icon ic = isLarge ? n.getLargeIcon() : n.getSmallIcon();
+        Drawable iconDrawable = ic.loadDrawable(mContext);
+        if (!isLarge) {
+            // Center icon on coloured background
+            iconDrawable.setTint(Color.WHITE); // TODO: dark mode
+            Drawable bg = new ColorDrawable(n.color);
+            InsetDrawable d = new InsetDrawable(iconDrawable, mIconInset);
+            Drawable[] layers = {bg, d};
+            mBadgedImageView.setImageDrawable(new LayerDrawable(layers));
+        } else {
+            mBadgedImageView.setImageDrawable(iconDrawable);
+        }
+        int badgeColor = determineDominateColor(iconDrawable, n.color);
+        mBadgedImageView.setDotColor(badgeColor);
+        animateDot(mEntry.showInShadeWhenBubble() /* showDot */);
+    }
+
+    private int determineDominateColor(Drawable d, int defaultTint) {
+        // XXX: should we pull from the drawable, app icon, notif tint?
+        return ColorUtils.blendARGB(defaultTint, Color.WHITE, WHITE_SCRIM_ALPHA);
     }
 
     /**
@@ -170,8 +267,8 @@
 
     @Override
     public void setPosition(int x, int y) {
-        setTranslationX(x);
-        setTranslationY(y);
+        setPositionX(x);
+        setPositionY(y);
     }
 
     @Override
@@ -189,25 +286,6 @@
         return new Point((int) getTranslationX(), (int) getTranslationY());
     }
 
-    // Seems sub optimal
-    private void createCircledIcon(int tint, Icon icon, ImageView v) {
-        // TODO: dark mode
-        icon.setTint(Color.WHITE);
-        icon.scaleDownIfNecessary(mIconSize, mIconSize);
-        v.setImageDrawable(icon.loadDrawable(mContext));
-        v.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
-        LinearLayout.LayoutParams lp = (LinearLayout.LayoutParams) v.getLayoutParams();
-        int color = ContrastColorUtil.ensureContrast(tint, Color.WHITE,
-                false /* isBgDarker */, 3);
-        Drawable d = new ShapeDrawable(new OvalShape());
-        d.setTint(color);
-        v.setBackgroundDrawable(d);
-
-        lp.width = mBubbleSize;
-        lp.height = mBubbleSize;
-        v.setLayoutParams(lp);
-    }
-
     /**
      * @return whether an ActivityView should be used to display the content of this Bubble
      */
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationViewHierarchyManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationViewHierarchyManager.java
index bf6caa0..f2ff85b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationViewHierarchyManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationViewHierarchyManager.java
@@ -16,8 +16,6 @@
 
 package com.android.systemui.statusbar;
 
-import static com.android.systemui.statusbar.StatusBarState.SHADE;
-
 import android.content.Context;
 import android.content.res.Resources;
 import android.os.Trace;
@@ -26,7 +24,6 @@
 import android.view.ViewGroup;
 
 import com.android.systemui.R;
-import com.android.systemui.bubbles.BubbleController;
 import com.android.systemui.statusbar.notification.NotificationEntryManager;
 import com.android.systemui.statusbar.notification.VisualStabilityManager;
 import com.android.systemui.statusbar.notification.collection.NotificationEntry;
@@ -66,7 +63,6 @@
     protected final VisualStabilityManager mVisualStabilityManager;
     private final StatusBarStateController mStatusBarStateController;
     private final NotificationEntryManager mEntryManager;
-    private final BubbleController mBubbleController;
 
     // Lazy
     private final Lazy<ShadeController> mShadeController;
@@ -80,41 +76,6 @@
 
     private NotificationPresenter mPresenter;
     private NotificationListContainer mListContainer;
-    private StatusBarStateListener mStatusBarStateListener;
-
-    /**
-     * Listens for the current state of the status bar and updates the visibility state
-     * of bubbles as needed.
-     */
-    public class StatusBarStateListener implements StatusBarStateController.StateListener {
-        private int mState;
-        private BubbleController mController;
-
-        public StatusBarStateListener(BubbleController controller) {
-            mController = controller;
-        }
-
-        /**
-         * Returns the current status bar state.
-         */
-        public int getCurrentState() {
-            return mState;
-        }
-
-        @Override
-        public void onStateChanged(int newState) {
-            mState = newState;
-            // Order here matters because we need to remove the expandable notification row
-            // from it's current parent (NSSL or bubble) before it can be added to the new parent
-            if (mState == SHADE) {
-                updateNotificationViews();
-                mController.updateVisibility(true);
-            } else {
-                mController.updateVisibility(false);
-                updateNotificationViews();
-            }
-        }
-    }
 
     @Inject
     public NotificationViewHierarchyManager(Context context,
@@ -123,20 +84,16 @@
             VisualStabilityManager visualStabilityManager,
             StatusBarStateController statusBarStateController,
             NotificationEntryManager notificationEntryManager,
-            BubbleController bubbleController,
             Lazy<ShadeController> shadeController) {
         mLockscreenUserManager = notificationLockscreenUserManager;
         mGroupManager = groupManager;
         mVisualStabilityManager = visualStabilityManager;
         mStatusBarStateController = statusBarStateController;
         mEntryManager = notificationEntryManager;
-        mBubbleController = bubbleController;
         mShadeController = shadeController;
         Resources res = context.getResources();
         mAlwaysExpandNonGroupedNotification =
                 res.getBoolean(R.bool.config_alwaysExpandNonGroupedNotifications);
-        mStatusBarStateListener = new StatusBarStateListener(mBubbleController);
-        mStatusBarStateController.addCallback(mStatusBarStateListener);
     }
 
     public void setUpWithPresenter(NotificationPresenter presenter,
@@ -153,7 +110,6 @@
         ArrayList<NotificationEntry> activeNotifications = mEntryManager.getNotificationData()
                 .getActiveNotifications();
         ArrayList<ExpandableNotificationRow> toShow = new ArrayList<>(activeNotifications.size());
-        ArrayList<NotificationEntry> toBubble = new ArrayList<>();
         final int N = activeNotifications.size();
         for (int i = 0; i < N; i++) {
             NotificationEntry ent = activeNotifications.get(i);
@@ -162,13 +118,6 @@
                 // temporarily become children if they were isolated before.
                 continue;
             }
-            ent.getRow().setStatusBarState(mStatusBarStateListener.getCurrentState());
-            boolean showAsBubble = ent.isBubble() && !ent.isBubbleDismissed()
-                    && mStatusBarStateListener.getCurrentState() == SHADE;
-            if (showAsBubble) {
-                toBubble.add(ent);
-                continue;
-            }
 
             int userId = ent.notification.getUserId();
 
@@ -269,12 +218,6 @@
 
         }
 
-        for (int i = 0; i < toBubble.size(); i++) {
-            // TODO: might make sense to leave them in the shade and just reposition them
-            NotificationEntry ent = toBubble.get(i);
-            mBubbleController.addBubble(ent);
-        }
-
         mVisualStabilityManager.onReorderingFinished();
         // clear the map again for the next usage
         mTmpChildOrderMap.clear();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationAlertingManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationAlertingManager.java
index 60d8cf4..5605f3d 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationAlertingManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationAlertingManager.java
@@ -150,7 +150,14 @@
         }
     }
 
-    private static boolean alertAgain(
+    /**
+     * Checks whether an update for a notification warrants an alert for the user.
+     *
+     * @param oldEntry the entry for this notification.
+     * @param newNotification the new notification for this entry.
+     * @return whether this notification should alert the user.
+     */
+    public static boolean alertAgain(
             NotificationEntry oldEntry, Notification newNotification) {
         return oldEntry == null || !oldEntry.hasInterrupted()
                 || (newNotification.flags & Notification.FLAG_ONLY_ALERT_ONCE) == 0;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationFilter.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationFilter.java
index e199ead..154d7b35 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationFilter.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationFilter.java
@@ -134,6 +134,10 @@
             }
         }
 
+        if (entry.isBubble() && !entry.showInShadeWhenBubble()) {
+            return true;
+        }
+
         return false;
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInterruptionStateProvider.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInterruptionStateProvider.java
index fc7a2b3..c50f10b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInterruptionStateProvider.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInterruptionStateProvider.java
@@ -135,6 +135,29 @@
     }
 
     /**
+     * Whether the notification should appear as a bubble with a fly-out on top of the screen.
+     *
+     * @param entry the entry to check
+     * @return true if the entry should bubble up, false otherwise
+     */
+    public boolean shouldBubbleUp(NotificationEntry entry) {
+        StatusBarNotification sbn = entry.notification;
+        if (!entry.isBubble()) {
+            if (DEBUG) {
+                Log.d(TAG, "No bubble up: notification " + sbn.getKey()
+                        + " is bubble? " + entry.isBubble());
+            }
+            return false;
+        }
+
+        if (!canHeadsUpCommon(entry)) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
      * Whether the notification should peek in from the top and alert the user.
      *
      * @param entry the entry to check
@@ -150,10 +173,12 @@
             return false;
         }
 
-        // TODO: need to changes this, e.g. should still heads up in expanded shade, might want
-        // message bubble from the bubble to go through heads up path
         boolean inShade = mStatusBarStateController.getState() == SHADE;
-        if (entry.isBubble() && !entry.isBubbleDismissed() && inShade) {
+        if (entry.isBubble() && inShade) {
+            if (DEBUG) {
+                Log.d(TAG, "No heads up: in unlocked shade where notification is shown as a "
+                        + "bubble: " + sbn.getKey());
+            }
             return false;
         }
 
@@ -164,9 +189,13 @@
             return false;
         }
 
-        if (!mUseHeadsUp || mPresenter.isDeviceInVrMode()) {
+        if (!canHeadsUpCommon(entry)) {
+            return false;
+        }
+
+        if (entry.importance < NotificationManager.IMPORTANCE_HIGH) {
             if (DEBUG) {
-                Log.d(TAG, "No heads up: no huns or vr mode");
+                Log.d(TAG, "No heads up: unimportant notification: " + sbn.getKey());
             }
             return false;
         }
@@ -186,34 +215,6 @@
             return false;
         }
 
-        if (entry.shouldSuppressPeek()) {
-            if (DEBUG) {
-                Log.d(TAG, "No heads up: suppressed by DND: " + sbn.getKey());
-            }
-            return false;
-        }
-
-        if (isSnoozedPackage(sbn)) {
-            if (DEBUG) {
-                Log.d(TAG, "No heads up: snoozed package: " + sbn.getKey());
-            }
-            return false;
-        }
-
-        if (entry.hasJustLaunchedFullScreenIntent()) {
-            if (DEBUG) {
-                Log.d(TAG, "No heads up: recent fullscreen: " + sbn.getKey());
-            }
-            return false;
-        }
-
-        if (entry.importance < NotificationManager.IMPORTANCE_HIGH) {
-            if (DEBUG) {
-                Log.d(TAG, "No heads up: unimportant notification: " + sbn.getKey());
-            }
-            return false;
-        }
-
         if (!mHeadsUpSuppressor.canHeadsUp(entry, sbn)) {
             return false;
         }
@@ -302,6 +303,49 @@
         return true;
     }
 
+    /**
+     * Common checks between heads up alerting and bubble fly out alerting. See
+     * {@link #shouldHeadsUp(NotificationEntry)} and
+     * {@link #shouldBubbleUp(NotificationEntry)}. Notifications that fail any of these
+     * checks should not interrupt the user on screen.
+     *
+     * @param entry the entry to check
+     * @return true if these checks pass, false if the notification should not interrupt on screen
+     */
+    public boolean canHeadsUpCommon(NotificationEntry entry) {
+        StatusBarNotification sbn = entry.notification;
+
+        if (!mUseHeadsUp || mPresenter.isDeviceInVrMode()) {
+            if (DEBUG) {
+                Log.d(TAG, "No heads up: no huns or vr mode");
+            }
+            return false;
+        }
+
+        if (entry.shouldSuppressPeek()) {
+            if (DEBUG) {
+                Log.d(TAG, "No heads up: suppressed by DND: " + sbn.getKey());
+            }
+            return false;
+        }
+
+        if (isSnoozedPackage(sbn)) {
+            if (DEBUG) {
+                Log.d(TAG, "No heads up: snoozed package: " + sbn.getKey());
+            }
+            return false;
+        }
+
+        if (entry.hasJustLaunchedFullScreenIntent()) {
+            if (DEBUG) {
+                Log.d(TAG, "No heads up: recent fullscreen: " + sbn.getKey());
+            }
+            return false;
+        }
+
+        return true;
+    }
+
     private boolean isSnoozedPackage(StatusBarNotification sbn) {
         return mHeadsUpManager.isSnoozed(sbn.getPackageName());
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/NotificationEntry.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/NotificationEntry.java
index 58aa02c..ee551ee 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/NotificationEntry.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/collection/NotificationEntry.java
@@ -141,6 +141,14 @@
     private boolean mIsBubble;
 
     /**
+     * Whether this notification should be shown in the shade when it is also displayed as a bubble.
+     *
+     * <p>When a notification is a bubble we don't show it in the shade once the bubble has been
+     * expanded</p>
+     */
+    private boolean mShowInShadeWhenBubble;
+
+    /**
      * Whether the user has dismissed this notification when it was in bubble form.
      */
     private boolean mUserDismissedBubble;
@@ -200,6 +208,23 @@
     }
 
     /**
+     * Sets whether this notification should be shown in the shade when it is also displayed as a
+     * bubble.
+     */
+    public void setShowInShadeWhenBubble(boolean showInShade) {
+        mShowInShadeWhenBubble = showInShade;
+    }
+
+    /**
+     * Whether this notification should be shown in the shade when it is also displayed as a
+     * bubble.
+     */
+    public boolean showInShadeWhenBubble() {
+        // We always show it in the shade if non-clearable
+        return !isClearable() || mShowInShadeWhenBubble;
+    }
+
+    /**
      * Resets the notification entry to be re-used.
      */
     public void reset() {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java
index 95bd1ce..df0189f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableNotificationRow.java
@@ -16,7 +16,6 @@
 
 package com.android.systemui.statusbar.notification.row;
 
-import static com.android.systemui.statusbar.StatusBarState.SHADE;
 import static com.android.systemui.statusbar.notification.ActivityLaunchAnimator.ExpandAnimationParameters;
 import static com.android.systemui.statusbar.notification.row.NotificationContentView.VISIBLE_TYPE_AMBIENT;
 import static com.android.systemui.statusbar.notification.row.NotificationContentView.VISIBLE_TYPE_CONTRACTED;
@@ -2322,7 +2321,7 @@
     }
 
     private boolean isShownAsBubble() {
-        return mEntry.isBubble() && (mStatusBarState == SHADE || mStatusBarState == -1);
+        return mEntry.isBubble() && !mEntry.showInShadeWhenBubble() && !mEntry.isBubbleDismissed();
     }
 
     /**
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index 3f93192..514bb22 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -461,13 +461,6 @@
     private NotificationMediaManager mMediaManager;
     protected NotificationLockscreenUserManager mLockscreenUserManager;
     protected NotificationRemoteInputManager mRemoteInputManager;
-    protected BubbleController mBubbleController;
-    private final BubbleController.BubbleExpandListener mBubbleExpandListener =
-            (isExpanding, amount) -> {
-                if (amount == 1) {
-                    updateScrimController();
-                }
-            };
 
     private final BroadcastReceiver mWallpaperChangedReceiver = new BroadcastReceiver() {
         @Override
@@ -589,6 +582,12 @@
     private NotificationActivityStarter mNotificationActivityStarter;
     private boolean mPulsing;
     private ContentObserver mFeatureFlagObserver;
+    protected BubbleController mBubbleController;
+    private final BubbleController.BubbleExpandListener mBubbleExpandListener =
+            (isExpanding, key) -> {
+                mEntryManager.updateNotifications();
+                updateScrimController();
+            };
 
     @Override
     public void onActiveStateChanged(int code, int uid, String packageName, boolean active) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarNotificationActivityStarter.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarNotificationActivityStarter.java
index 4f61009..04d24dc 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarNotificationActivityStarter.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarNotificationActivityStarter.java
@@ -346,7 +346,7 @@
     }
 
     private void handleFullScreenIntent(NotificationEntry entry) {
-        boolean isHeadsUped = mNotificationInterruptionStateProvider.shouldHeadsUp(entry);
+        boolean isHeadsUped = mNotificationInterruptionStateProvider.canHeadsUpCommon(entry);
         if (!isHeadsUped && entry.notification.getNotification().fullScreenIntent != null) {
             if (shouldSuppressFullScreenIntent(entry)) {
                 if (DEBUG) {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/bubbles/BubbleControllerTest.java b/packages/SystemUI/tests/src/com/android/systemui/bubbles/BubbleControllerTest.java
index 21d3652..fa5cf04 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/bubbles/BubbleControllerTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/bubbles/BubbleControllerTest.java
@@ -19,7 +19,6 @@
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 import static org.mockito.Mockito.atLeastOnce;
-import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -74,7 +73,8 @@
     private ExpandableNotificationRow mRow;
     private ExpandableNotificationRow mRow2;
 
-    private final NotificationData mNotificationData = new NotificationData();
+    @Mock
+    private NotificationData mNotificationData;
 
     @Before
     public void setUp() throws Exception {
@@ -93,6 +93,7 @@
 
         // Return non-null notification data from the NEM
         when(mNotificationEntryManager.getNotificationData()).thenReturn(mNotificationData);
+        when(mNotificationData.getChannel(mRow.getEntry().key)).thenReturn(mRow.getEntry().channel);
 
         mBubbleController = new TestableBubbleController(mContext, mStatusBarWindowController);
 
@@ -103,26 +104,21 @@
     }
 
     @Test
-    public void testIsBubble() {
-        assertTrue(mRow.getEntry().isBubble());
-    }
-
-    @Test
     public void testAddBubble() {
-        mBubbleController.addBubble(mRow.getEntry());
+        mBubbleController.updateBubble(mRow.getEntry(), true /* updatePosition */);
         assertTrue(mBubbleController.hasBubbles());
     }
 
     @Test
     public void testHasBubbles() {
         assertFalse(mBubbleController.hasBubbles());
-        mBubbleController.addBubble(mRow.getEntry());
+        mBubbleController.updateBubble(mRow.getEntry(), true /* updatePosition */);
         assertTrue(mBubbleController.hasBubbles());
     }
 
     @Test
     public void testRemoveBubble() {
-        mBubbleController.addBubble(mRow.getEntry());
+        mBubbleController.updateBubble(mRow.getEntry(), true /* updatePosition */);
         assertTrue(mBubbleController.hasBubbles());
 
         mBubbleController.removeBubble(mRow.getEntry().key);
@@ -133,35 +129,35 @@
 
     @Test
     public void testDismissStack() {
-        mBubbleController.addBubble(mRow.getEntry());
-        mBubbleController.addBubble(mRow2.getEntry());
+        mBubbleController.updateBubble(mRow.getEntry(), true /* updatePosition */);
+        mBubbleController.updateBubble(mRow2.getEntry(), true /* updatePosition */);
         assertTrue(mBubbleController.hasBubbles());
 
         mBubbleController.dismissStack();
         assertFalse(mStatusBarWindowController.getBubblesShowing());
-        verify(mNotificationEntryManager, times(3)).updateNotifications();
+        verify(mNotificationEntryManager).updateNotifications();
     }
 
     @Test
     public void testIsStackExpanded() {
         assertFalse(mBubbleController.isStackExpanded());
-        mBubbleController.addBubble(mRow.getEntry());
+        mBubbleController.updateBubble(mRow.getEntry(), true /* updatePosition */);
 
         BubbleStackView stackView = mBubbleController.getStackView();
-        stackView.animateExpansion(true /* expanded */);
+        stackView.expandStack();
         assertTrue(mBubbleController.isStackExpanded());
 
-        stackView.animateExpansion(false /* expanded */);
+        stackView.collapseStack();
         assertFalse(mBubbleController.isStackExpanded());
     }
 
     @Test
     public void testCollapseStack() {
-        mBubbleController.addBubble(mRow.getEntry());
-        mBubbleController.addBubble(mRow2.getEntry());
+        mBubbleController.updateBubble(mRow.getEntry(), true /* updatePosition */);
+        mBubbleController.updateBubble(mRow2.getEntry(), true /* updatePosition */);
 
         BubbleStackView stackView = mBubbleController.getStackView();
-        stackView.animateExpansion(true /* expanded */);
+        stackView.expandStack();
         assertTrue(mBubbleController.isStackExpanded());
 
         mBubbleController.collapseStack();
@@ -174,6 +170,12 @@
         assertTrue(mRow.getEntry().isBubble());
     }
 
+    @Test
+    public void testMarkNewNotificationAsShowInShade() {
+        mEntryListener.onPendingEntryAdded(mRow.getEntry());
+        assertTrue(mRow.getEntry().showInShadeWhenBubble());
+    }
+
     static class TestableBubbleController extends BubbleController {
 
         TestableBubbleController(Context context,
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationTestHelper.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationTestHelper.java
index 529da82..2b13f86 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationTestHelper.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationTestHelper.java
@@ -17,13 +17,16 @@
 package com.android.systemui.statusbar;
 
 import static android.app.NotificationManager.IMPORTANCE_DEFAULT;
+import static android.app.NotificationManager.IMPORTANCE_HIGH;
 
 import android.annotation.Nullable;
 import android.app.ActivityManager;
 import android.app.Instrumentation;
 import android.app.Notification;
 import android.app.NotificationChannel;
+import android.app.PendingIntent;
 import android.content.Context;
+import android.content.Intent;
 import android.os.UserHandle;
 import android.service.notification.StatusBarNotification;
 import android.support.test.InstrumentationRegistry;
@@ -86,8 +89,7 @@
      * @throws Exception
      */
     public ExpandableNotificationRow createRow(String pkg, int uid) throws Exception {
-        return createRow(pkg, uid, false /* isGroupSummary */, null /* groupKey */,
-                false /* isBubble */);
+        return createRow(pkg, uid, false /* isGroupSummary */, null /* groupKey */);
     }
 
     /**
@@ -98,8 +100,7 @@
      * @throws Exception
      */
     public ExpandableNotificationRow createRow(Notification notification) throws Exception {
-        return generateRow(notification, PKG, UID, 0 /* extraInflationFlags */,
-                false /* isBubble */);
+        return generateRow(notification, PKG, UID, 0 /* extraInflationFlags */);
     }
 
     /**
@@ -112,8 +113,7 @@
      */
     public ExpandableNotificationRow createRow(@InflationFlag int extraInflationFlags)
             throws Exception {
-        return generateRow(createNotification(), PKG, UID, extraInflationFlags,
-                false /* isBubble */);
+        return generateRow(createNotification(), PKG, UID, extraInflationFlags);
     }
 
     /**
@@ -134,20 +134,21 @@
         return createGroup(2);
     }
 
-    /**
-     * Retursn an {@link ExpandableNotificationRow} that should be a bubble.
-     */
-    public ExpandableNotificationRow createBubble() throws Exception {
-        return createRow(PKG, UID, false /* isGroupSummary */, null /* groupKey */,
-                true /* isBubble */);
-    }
-
     private ExpandableNotificationRow createGroupSummary(String groupkey) throws Exception {
-        return createRow(PKG, UID, true /* isGroupSummary */, groupkey, false);
+        return createRow(PKG, UID, true /* isGroupSummary */, groupkey);
     }
 
     private ExpandableNotificationRow createGroupChild(String groupkey) throws Exception {
-        return createRow(PKG, UID, false /* isGroupSummary */, groupkey, false);
+        return createRow(PKG, UID, false /* isGroupSummary */, groupkey);
+    }
+
+    /**
+     * Returns an {@link ExpandableNotificationRow} that should be shown as a bubble.
+     */
+    public ExpandableNotificationRow createBubble() throws Exception {
+        Notification n = createNotification(false /* isGroupSummary */,
+                null /* groupKey */, true /* isBubble */);
+        return generateRow(n, PKG, UID, 0 /* extraInflationFlags */, IMPORTANCE_HIGH);
     }
 
     /**
@@ -157,7 +158,6 @@
      * @param uid uid used for creating a {@link StatusBarNotification}
      * @param isGroupSummary whether the notification row is a group summary
      * @param groupKey the group key for the notification group used across notifications
-     * @param isBubble
      * @return a row with that's either a standalone notification or a group notification if the
      *         groupKey is non-null
      * @throws Exception
@@ -166,10 +166,10 @@
             String pkg,
             int uid,
             boolean isGroupSummary,
-            @Nullable String groupKey, boolean isBubble)
+            @Nullable String groupKey)
             throws Exception {
         Notification notif = createNotification(isGroupSummary, groupKey);
-        return generateRow(notif, pkg, uid, 0 /* inflationFlags */, isBubble);
+        return generateRow(notif, pkg, uid, 0 /* inflationFlags */);
     }
 
     /**
@@ -188,8 +188,20 @@
      * @param groupKey the group key for the notification group used across notifications
      * @return a notification that is in the group specified or standalone if unspecified
      */
+    private Notification createNotification(boolean isGroupSummary, @Nullable String groupKey) {
+        return createNotification(isGroupSummary, groupKey, false /* isBubble */);
+    }
+
+    /**
+     * Creates a notification with the given parameters.
+     *
+     * @param isGroupSummary whether the notification is a group summary
+     * @param groupKey the group key for the notification group used across notifications
+     * @param isBubble whether this notification should bubble
+     * @return a notification that is in the group specified or standalone if unspecified
+     */
     private Notification createNotification(boolean isGroupSummary,
-            @Nullable String groupKey) {
+            @Nullable String groupKey, boolean isBubble) {
         Notification publicVersion = new Notification.Builder(mContext).setSmallIcon(
                 R.drawable.ic_person)
                 .setCustomContentView(new RemoteViews(mContext.getPackageName(),
@@ -207,6 +219,10 @@
         if (!TextUtils.isEmpty(groupKey)) {
             notificationBuilder.setGroup(groupKey);
         }
+        if (isBubble) {
+            PendingIntent bubbleIntent = PendingIntent.getActivity(mContext, 0, new Intent(), 0);
+            notificationBuilder.setAppOverlayIntent(bubbleIntent);
+        }
         return notificationBuilder.build();
     }
 
@@ -214,7 +230,17 @@
             Notification notification,
             String pkg,
             int uid,
-            @InflationFlag int extraInflationFlags, boolean isBubble)
+            @InflationFlag int extraInflationFlags)
+            throws Exception {
+        return generateRow(notification, pkg, uid, extraInflationFlags, IMPORTANCE_DEFAULT);
+    }
+
+    private ExpandableNotificationRow generateRow(
+            Notification notification,
+            String pkg,
+            int uid,
+            @InflationFlag int extraInflationFlags,
+            int importance)
             throws Exception {
         LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(
                 mContext.LAYOUT_INFLATER_SERVICE);
@@ -242,9 +268,8 @@
         entry.setRow(row);
         entry.createIcons(mContext, sbn);
         entry.channel = new NotificationChannel(
-                notification.getChannelId(), notification.getChannelId(), IMPORTANCE_DEFAULT);
+                notification.getChannelId(), notification.getChannelId(), importance);
         entry.channel.setBlockableSystem(true);
-        entry.setIsBubble(isBubble);
         row.setEntry(entry);
         row.getNotificationInflater().addInflationFlags(extraInflationFlags);
         NotificationInflaterTest.runThenWaitForInflation(
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationViewHierarchyManagerTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationViewHierarchyManagerTest.java
index bf91305..56e1fc6 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationViewHierarchyManagerTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationViewHierarchyManagerTest.java
@@ -36,7 +36,6 @@
 import com.android.systemui.Dependency;
 import com.android.systemui.InitController;
 import com.android.systemui.SysuiTestCase;
-import com.android.systemui.bubbles.BubbleController;
 import com.android.systemui.plugins.statusbar.NotificationSwipeActionHelper;
 import com.android.systemui.statusbar.notification.NotificationEntryManager;
 import com.android.systemui.statusbar.notification.VisualStabilityManager;
@@ -96,7 +95,7 @@
 
         mViewHierarchyManager = new NotificationViewHierarchyManager(mContext,
                 mLockscreenUserManager, mGroupManager, mVisualStabilityManager,
-                mock(StatusBarStateController.class), mEntryManager, mock(BubbleController.class),
+                mock(StatusBarStateController.class), mEntryManager,
                 () -> mShadeController);
         Dependency.get(InitController.class).executePostInitTasks();
         mViewHierarchyManager.setUpWithPresenter(mPresenter, mListContainer);
diff --git a/services/autofill/java/com/android/server/autofill/AutofillManagerService.java b/services/autofill/java/com/android/server/autofill/AutofillManagerService.java
index 6cccd62..24fd7b9 100644
--- a/services/autofill/java/com/android/server/autofill/AutofillManagerService.java
+++ b/services/autofill/java/com/android/server/autofill/AutofillManagerService.java
@@ -19,6 +19,7 @@
 import static android.Manifest.permission.MANAGE_AUTO_FILL;
 import static android.content.Context.AUTOFILL_MANAGER_SERVICE;
 import static android.util.DebugUtils.flagsToString;
+import static android.view.autofill.AutofillManager.MAX_TEMP_AUGMENTED_SERVICE_DURATION_MS;
 
 import static com.android.server.autofill.Helper.sDebug;
 import static com.android.server.autofill.Helper.sFullScreenMode;
@@ -101,8 +102,6 @@
 
     private static final Object sLock = AutofillManagerService.class;
 
-    private static final int MAX_TEMP_AUGMENTED_SERVICE_DURATION_MS = 1_000 * 60 * 2; // 2 minutes
-
     /**
      * IME supports Smart Suggestions.
      */
diff --git a/services/autofill/java/com/android/server/autofill/RemoteAugmentedAutofillService.java b/services/autofill/java/com/android/server/autofill/RemoteAugmentedAutofillService.java
index 239a386..a8ff9b0 100644
--- a/services/autofill/java/com/android/server/autofill/RemoteAugmentedAutofillService.java
+++ b/services/autofill/java/com/android/server/autofill/RemoteAugmentedAutofillService.java
@@ -168,7 +168,7 @@
                 }
             };
 
-            // TODO(b/111330312): set cancellation signal, timeout (from both mClient and service),
+            // TODO(b/122728762): set cancellation signal, timeout (from both mClient and service),
             // cache IAugmentedAutofillManagerClient reference, etc...
             try {
                 mClient.getAugmentedAutofillClient(receiver);
diff --git a/services/autofill/java/com/android/server/autofill/Session.java b/services/autofill/java/com/android/server/autofill/Session.java
index 0348f2b..cf4963c 100644
--- a/services/autofill/java/com/android/server/autofill/Session.java
+++ b/services/autofill/java/com/android/server/autofill/Session.java
@@ -2581,7 +2581,10 @@
 
         final RemoteAugmentedAutofillService remoteService = mService
                 .getRemoteAugmentedAutofillServiceLocked();
-        if (remoteService == null) return null;
+        if (remoteService == null) {
+            if (sVerbose) Slog.v(TAG, "triggerAugmentedAutofillLocked(): no service for user");
+            return null;
+        }
 
         // Define which mode will be used
         final int mode;
diff --git a/services/backup/java/com/android/server/backup/BackupManagerService.java b/services/backup/java/com/android/server/backup/BackupManagerService.java
index 12db4f3..ff378b3 100644
--- a/services/backup/java/com/android/server/backup/BackupManagerService.java
+++ b/services/backup/java/com/android/server/backup/BackupManagerService.java
@@ -149,6 +149,9 @@
 
         if (userBackupManagerService != null) {
             userBackupManagerService.tearDownService();
+
+            KeyValueBackupJob.cancel(userId, mContext);
+            FullBackupJob.cancel(userId, mContext);
         }
     }
 
@@ -577,9 +580,9 @@
      * @return Whether ongoing work will continue. The return value here will be passed along as the
      *     return value to the callback {@link JobService#onStartJob(JobParameters)}.
      */
-    public boolean beginFullBackup(FullBackupJob scheduledJob) {
+    public boolean beginFullBackup(@UserIdInt int userId, FullBackupJob scheduledJob) {
         UserBackupManagerService userBackupManagerService =
-                getServiceForUserIfCallerHasPermission(UserHandle.USER_SYSTEM, "beginFullBackup()");
+                getServiceForUserIfCallerHasPermission(userId, "beginFullBackup()");
 
         return userBackupManagerService != null
                 && userBackupManagerService.beginFullBackup(scheduledJob);
@@ -589,9 +592,9 @@
      * Used by the {@link JobScheduler} to end the current full backup task when conditions are no
      * longer met for running the full backup job.
      */
-    public void endFullBackup() {
+    public void endFullBackup(@UserIdInt int userId) {
         UserBackupManagerService userBackupManagerService =
-                getServiceForUserIfCallerHasPermission(UserHandle.USER_SYSTEM, "endFullBackup()");
+                getServiceForUserIfCallerHasPermission(userId, "endFullBackup()");
 
         if (userBackupManagerService != null) {
             userBackupManagerService.endFullBackup();
diff --git a/services/backup/java/com/android/server/backup/FullBackupJob.java b/services/backup/java/com/android/server/backup/FullBackupJob.java
index 5708b1c..33d21cb0 100644
--- a/services/backup/java/com/android/server/backup/FullBackupJob.java
+++ b/services/backup/java/com/android/server/backup/FullBackupJob.java
@@ -22,18 +22,30 @@
 import android.app.job.JobService;
 import android.content.ComponentName;
 import android.content.Context;
+import android.os.Bundle;
+import android.util.SparseArray;
+
+import com.android.internal.annotations.GuardedBy;
+import com.android.internal.annotations.VisibleForTesting;
 
 public class FullBackupJob extends JobService {
+    private static final String USER_ID_EXTRA_KEY = "userId";
+
+    @VisibleForTesting
+    static final int MIN_JOB_ID = 52418896;
+    @VisibleForTesting
+    static final int MAX_JOB_ID = 52419896;
+
     private static ComponentName sIdleService =
             new ComponentName("android", FullBackupJob.class.getName());
 
-    private static final int JOB_ID = 0x5038;
+    @GuardedBy("mParamsForUser")
+    private final SparseArray<JobParameters> mParamsForUser = new SparseArray<>();
 
-    private JobParameters mParams;
-
-    public static void schedule(Context ctx, long minDelay, BackupManagerConstants constants) {
+    public static void schedule(int userId, Context ctx, long minDelay,
+            BackupManagerConstants constants) {
         JobScheduler js = (JobScheduler) ctx.getSystemService(Context.JOB_SCHEDULER_SERVICE);
-        JobInfo.Builder builder = new JobInfo.Builder(JOB_ID, sIdleService);
+        JobInfo.Builder builder = new JobInfo.Builder(getJobIdForUserId(userId), sIdleService);
         synchronized (constants) {
             builder.setRequiresDeviceIdle(true)
                     .setRequiredNetworkType(constants.getFullBackupRequiredNetworkType())
@@ -42,14 +54,28 @@
         if (minDelay > 0) {
             builder.setMinimumLatency(minDelay);
         }
+
+        Bundle extraInfo = new Bundle();
+        extraInfo.putInt(USER_ID_EXTRA_KEY, userId);
+        builder.setTransientExtras(extraInfo);
+
         js.schedule(builder.build());
     }
 
+    public static void cancel(int userId, Context ctx) {
+        JobScheduler js = (JobScheduler) ctx.getSystemService(
+                Context.JOB_SCHEDULER_SERVICE);
+        js.cancel(getJobIdForUserId(userId));
+    }
+
     // callback from the Backup Manager Service: it's finished its work for this pass
-    public void finishBackupPass() {
-        if (mParams != null) {
-            jobFinished(mParams, false);
-            mParams = null;
+    public void finishBackupPass(int userId) {
+        synchronized (mParamsForUser) {
+            JobParameters jobParameters = mParamsForUser.get(userId);
+            if (jobParameters != null) {
+                jobFinished(jobParameters, false);
+                mParamsForUser.remove(userId);
+            }
         }
     }
 
@@ -57,19 +83,33 @@
 
     @Override
     public boolean onStartJob(JobParameters params) {
-        mParams = params;
+        int userId = params.getTransientExtras().getInt(USER_ID_EXTRA_KEY);
+
+        synchronized (mParamsForUser) {
+            mParamsForUser.put(userId, params);
+        }
+
         Trampoline service = BackupManagerService.getInstance();
-        return service.beginFullBackup(this);
+        return service.beginFullBackup(userId, this);
     }
 
     @Override
     public boolean onStopJob(JobParameters params) {
-        if (mParams != null) {
-            mParams = null;
-            Trampoline service = BackupManagerService.getInstance();
-            service.endFullBackup();
+        int userId = params.getTransientExtras().getInt(USER_ID_EXTRA_KEY);
+
+        synchronized (mParamsForUser) {
+            if (mParamsForUser.removeReturnOld(userId) == null) {
+                return false;
+            }
         }
+
+        Trampoline service = BackupManagerService.getInstance();
+        service.endFullBackup(userId);
+
         return false;
     }
 
+    private static int getJobIdForUserId(int userId) {
+        return JobIdManager.getJobIdForUserId(MIN_JOB_ID, MAX_JOB_ID, userId);
+    }
 }
diff --git a/services/backup/java/com/android/server/backup/JobIdManager.java b/services/backup/java/com/android/server/backup/JobIdManager.java
new file mode 100644
index 0000000..2e834dbf
--- /dev/null
+++ b/services/backup/java/com/android/server/backup/JobIdManager.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.backup;
+
+/**
+ * Allocates job IDs for {@link FullBackupJob} and {@link KeyValueBackupJob}
+ */
+public class JobIdManager {
+    public static int getJobIdForUserId(int minJobId, int maxJobId, int userId) {
+        if (minJobId + userId > maxJobId) {
+            throw new RuntimeException("No job IDs available in the given range");
+        }
+
+        return minJobId + userId;
+    }
+}
diff --git a/services/backup/java/com/android/server/backup/KeyValueBackupJob.java b/services/backup/java/com/android/server/backup/KeyValueBackupJob.java
index f2e7435..d43859e 100644
--- a/services/backup/java/com/android/server/backup/KeyValueBackupJob.java
+++ b/services/backup/java/com/android/server/backup/KeyValueBackupJob.java
@@ -25,8 +25,14 @@
 import android.app.job.JobService;
 import android.content.ComponentName;
 import android.content.Context;
+import android.os.Bundle;
 import android.os.RemoteException;
 import android.util.Slog;
+import android.util.SparseBooleanArray;
+import android.util.SparseLongArray;
+
+import com.android.internal.annotations.GuardedBy;
+import com.android.internal.annotations.VisibleForTesting;
 
 import java.util.Random;
 
@@ -38,7 +44,8 @@
     private static final String TAG = "KeyValueBackupJob";
     private static ComponentName sKeyValueJobService =
             new ComponentName("android", KeyValueBackupJob.class.getName());
-    private static final int JOB_ID = 0x5039;
+
+    private static final String USER_ID_EXTRA_KEY = "userId";
 
     // Once someone asks for a backup, this is how long we hold off until we find
     // an on-charging opportunity.  If we hit this max latency we will run the operation
@@ -46,16 +53,22 @@
     // BackupManager.backupNow().
     private static final long MAX_DEFERRAL = AlarmManager.INTERVAL_DAY;
 
-    private static boolean sScheduled = false;
-    private static long sNextScheduled = 0;
+    @GuardedBy("KeyValueBackupJob.class")
+    private static final SparseBooleanArray sScheduledForUserId = new SparseBooleanArray();
+    @GuardedBy("KeyValueBackupJob.class")
+    private static final SparseLongArray sNextScheduledForUserId = new SparseLongArray();
 
-    public static void schedule(Context ctx, BackupManagerConstants constants) {
-        schedule(ctx, 0, constants);
+    private static final int MIN_JOB_ID = 52417896;
+    private static final int MAX_JOB_ID = 52418896;
+
+    public static void schedule(int userId, Context ctx, BackupManagerConstants constants) {
+        schedule(userId, ctx, 0, constants);
     }
 
-    public static void schedule(Context ctx, long delay, BackupManagerConstants constants) {
+    public static void schedule(int userId, Context ctx, long delay,
+            BackupManagerConstants constants) {
         synchronized (KeyValueBackupJob.class) {
-            if (sScheduled) {
+            if (sScheduledForUserId.get(userId)) {
                 return;
             }
 
@@ -76,51 +89,61 @@
             if (DEBUG_SCHEDULING) {
                 Slog.v(TAG, "Scheduling k/v pass in " + (delay / 1000 / 60) + " minutes");
             }
-            JobInfo.Builder builder = new JobInfo.Builder(JOB_ID, sKeyValueJobService)
+
+            JobInfo.Builder builder = new JobInfo.Builder(getJobIdForUserId(userId),
+                    sKeyValueJobService)
                     .setMinimumLatency(delay)
                     .setRequiredNetworkType(networkType)
                     .setRequiresCharging(needsCharging)
                     .setOverrideDeadline(MAX_DEFERRAL);
+
+            Bundle extraInfo = new Bundle();
+            extraInfo.putInt(USER_ID_EXTRA_KEY, userId);
+            builder.setTransientExtras(extraInfo);
+
             JobScheduler js = (JobScheduler) ctx.getSystemService(Context.JOB_SCHEDULER_SERVICE);
             js.schedule(builder.build());
 
-            sNextScheduled = System.currentTimeMillis() + delay;
-            sScheduled = true;
+            sScheduledForUserId.put(userId, true);
+            sNextScheduledForUserId.put(userId, System.currentTimeMillis() + delay);
         }
     }
 
-    public static void cancel(Context ctx) {
+    public static void cancel(int userId, Context ctx) {
         synchronized (KeyValueBackupJob.class) {
-            JobScheduler js = (JobScheduler) ctx.getSystemService(Context.JOB_SCHEDULER_SERVICE);
-            js.cancel(JOB_ID);
-            sNextScheduled = 0;
-            sScheduled = false;
+            JobScheduler js = (JobScheduler) ctx.getSystemService(
+                    Context.JOB_SCHEDULER_SERVICE);
+            js.cancel(getJobIdForUserId(userId));
+
+            clearScheduledForUserId(userId);
         }
     }
 
-    public static long nextScheduled() {
+    public static long nextScheduled(int userId) {
         synchronized (KeyValueBackupJob.class) {
-            return sNextScheduled;
+            return sNextScheduledForUserId.get(userId);
         }
     }
 
-    public static boolean isScheduled() {
+    @VisibleForTesting
+    public static boolean isScheduled(int userId) {
         synchronized (KeyValueBackupJob.class) {
-            return sScheduled;
+            return sScheduledForUserId.get(userId);
         }
     }
 
     @Override
     public boolean onStartJob(JobParameters params) {
+        int userId = params.getTransientExtras().getInt(USER_ID_EXTRA_KEY);
+
         synchronized (KeyValueBackupJob.class) {
-            sNextScheduled = 0;
-            sScheduled = false;
+            clearScheduledForUserId(userId);
         }
 
         // Time to run a key/value backup!
         Trampoline service = BackupManagerService.getInstance();
         try {
-            service.backupNow();
+            service.backupNowForUser(userId);
         } catch (RemoteException e) {}
 
         // This was just a trigger; ongoing wakelock management is done by the
@@ -134,4 +157,13 @@
         return false;
     }
 
+    @GuardedBy("KeyValueBackupJob.class")
+    private static void clearScheduledForUserId(int userId) {
+        sScheduledForUserId.delete(userId);
+        sNextScheduledForUserId.delete(userId);
+    }
+
+    private static int getJobIdForUserId(int userId) {
+        return JobIdManager.getJobIdForUserId(MIN_JOB_ID, MAX_JOB_ID, userId);
+    }
 }
diff --git a/services/backup/java/com/android/server/backup/Trampoline.java b/services/backup/java/com/android/server/backup/Trampoline.java
index 79d4a2c..4ca2545 100644
--- a/services/backup/java/com/android/server/backup/Trampoline.java
+++ b/services/backup/java/com/android/server/backup/Trampoline.java
@@ -698,15 +698,15 @@
 
     // Full backup/restore entry points - non-Binder; called directly
     // by the full-backup scheduled job
-    /* package */ boolean beginFullBackup(FullBackupJob scheduledJob) {
+    /* package */ boolean beginFullBackup(@UserIdInt int userId, FullBackupJob scheduledJob) {
         BackupManagerService svc = mService;
-        return (svc != null) ? svc.beginFullBackup(scheduledJob) : false;
+        return (svc != null) ? svc.beginFullBackup(userId, scheduledJob) : false;
     }
 
-    /* package */ void endFullBackup() {
+    /* package */ void endFullBackup(@UserIdInt int userId) {
         BackupManagerService svc = mService;
         if (svc != null) {
-            svc.endFullBackup();
+            svc.endFullBackup(userId);
         }
     }
 }
diff --git a/services/backup/java/com/android/server/backup/TransportManager.java b/services/backup/java/com/android/server/backup/TransportManager.java
index ddce6bb..529430c 100644
--- a/services/backup/java/com/android/server/backup/TransportManager.java
+++ b/services/backup/java/com/android/server/backup/TransportManager.java
@@ -17,6 +17,7 @@
 package com.android.server.backup;
 
 import android.annotation.Nullable;
+import android.annotation.UserIdInt;
 import android.annotation.WorkerThread;
 import android.app.backup.BackupManager;
 import android.app.backup.BackupTransport;
@@ -29,7 +30,6 @@
 import android.content.pm.ResolveInfo;
 import android.os.Bundle;
 import android.os.RemoteException;
-import android.os.UserHandle;
 import android.util.ArrayMap;
 import android.util.ArraySet;
 import android.util.Slog;
@@ -61,7 +61,7 @@
     public static final String SERVICE_ACTION_TRANSPORT_HOST = "android.backup.TRANSPORT_HOST";
 
     private final Intent mTransportServiceIntent = new Intent(SERVICE_ACTION_TRANSPORT_HOST);
-    private final Context mContext;
+    private final @UserIdInt int mUserId;
     private final PackageManager mPackageManager;
     private final Set<ComponentName> mTransportWhitelist;
     private final TransportClientManager mTransportClientManager;
@@ -86,22 +86,24 @@
     @Nullable
     private volatile String mCurrentTransportName;
 
-    TransportManager(Context context, Set<ComponentName> whitelist, String selectedTransport) {
-        mContext = context;
+    TransportManager(@UserIdInt int userId, Context context, Set<ComponentName> whitelist,
+            String selectedTransport) {
+        mUserId = userId;
         mPackageManager = context.getPackageManager();
         mTransportWhitelist = Preconditions.checkNotNull(whitelist);
         mCurrentTransportName = selectedTransport;
         mTransportStats = new TransportStats();
-        mTransportClientManager = new TransportClientManager(context, mTransportStats);
+        mTransportClientManager = new TransportClientManager(mUserId, context, mTransportStats);
     }
 
     @VisibleForTesting
     TransportManager(
+            @UserIdInt int userId,
             Context context,
             Set<ComponentName> whitelist,
             String selectedTransport,
             TransportClientManager transportClientManager) {
-        mContext = context;
+        mUserId = userId;
         mPackageManager = context.getPackageManager();
         mTransportWhitelist = Preconditions.checkNotNull(whitelist);
         mCurrentTransportName = selectedTransport;
@@ -575,7 +577,7 @@
     private void registerTransportsForIntent(
             Intent intent, Predicate<ComponentName> transportComponentFilter) {
         List<ResolveInfo> hosts =
-                mPackageManager.queryIntentServicesAsUser(intent, 0, UserHandle.USER_SYSTEM);
+                mPackageManager.queryIntentServicesAsUser(intent, 0, mUserId);
         if (hosts == null) {
             return;
         }
diff --git a/services/backup/java/com/android/server/backup/UserBackupManagerService.java b/services/backup/java/com/android/server/backup/UserBackupManagerService.java
index 6b0adfb..ed6a46c 100644
--- a/services/backup/java/com/android/server/backup/UserBackupManagerService.java
+++ b/services/backup/java/com/android/server/backup/UserBackupManagerService.java
@@ -384,7 +384,7 @@
             Slog.v(TAG, "Starting with transport " + currentTransport);
         }
         TransportManager transportManager =
-                new TransportManager(context, transportWhitelist, currentTransport);
+                new TransportManager(userId, context, transportWhitelist, currentTransport);
 
         File baseStateDir = UserBackupManagerFiles.getBaseStateDir(userId);
         File dataDir = UserBackupManagerFiles.getDataDir(userId);
@@ -1674,8 +1674,8 @@
             }
             // We don't want the backup jobs to kick in any time soon.
             // Reschedules them to run in the distant future.
-            KeyValueBackupJob.schedule(mContext, BUSY_BACKOFF_MIN_MILLIS, mConstants);
-            FullBackupJob.schedule(mContext, 2 * BUSY_BACKOFF_MIN_MILLIS, mConstants);
+            KeyValueBackupJob.schedule(mUserId, mContext, BUSY_BACKOFF_MIN_MILLIS, mConstants);
+            FullBackupJob.schedule(mUserId, mContext, 2 * BUSY_BACKOFF_MIN_MILLIS, mConstants);
         } finally {
             Binder.restoreCallingIdentity(oldToken);
         }
@@ -1910,7 +1910,7 @@
                 Runnable r = new Runnable() {
                     @Override
                     public void run() {
-                        FullBackupJob.schedule(mContext, latency, mConstants);
+                        FullBackupJob.schedule(mUserId, mContext, latency, mConstants);
                     }
                 };
                 mBackupHandler.postDelayed(r, 2500);
@@ -2033,7 +2033,7 @@
                 mPowerManager.getPowerSaveState(ServiceType.FULL_BACKUP);
         if (result.batterySaverEnabled) {
             if (DEBUG) Slog.i(TAG, "Deferring scheduled full backups in battery saver mode");
-            FullBackupJob.schedule(mContext, keyValueBackupInterval, mConstants);
+            FullBackupJob.schedule(mUserId, mContext, keyValueBackupInterval, mConstants);
             return false;
         }
 
@@ -2147,7 +2147,7 @@
                 mBackupHandler.post(new Runnable() {
                     @Override
                     public void run() {
-                        FullBackupJob.schedule(mContext, deferTime, mConstants);
+                        FullBackupJob.schedule(mUserId, mContext, deferTime, mConstants);
                     }
                 });
                 return false;
@@ -2251,7 +2251,7 @@
         }
 
         // ...and schedule a backup pass if necessary
-        KeyValueBackupJob.schedule(mContext, mConstants);
+        KeyValueBackupJob.schedule(mUserId, mContext, mConstants);
     }
 
     // Note: packageName is currently unused, but may be in the future
@@ -2401,7 +2401,8 @@
                     mPowerManager.getPowerSaveState(ServiceType.KEYVALUE_BACKUP);
             if (result.batterySaverEnabled) {
                 if (DEBUG) Slog.v(TAG, "Not running backup while in battery save mode");
-                KeyValueBackupJob.schedule(mContext, mConstants);   // try again in several hours
+                // Try again in several hours.
+                KeyValueBackupJob.schedule(mUserId, mContext, mConstants);
             } else {
                 if (DEBUG) Slog.v(TAG, "Scheduling immediate backup pass");
                 synchronized (mQueueLock) {
@@ -2414,7 +2415,7 @@
                     }
 
                     // ...and cancel any pending scheduled job, because we've just superseded it
-                    KeyValueBackupJob.cancel(mContext);
+                    KeyValueBackupJob.cancel(mUserId, mContext);
                 }
             }
         } finally {
@@ -2737,13 +2738,13 @@
             synchronized (mQueueLock) {
                 if (enable && !wasEnabled && mSetupComplete) {
                     // if we've just been enabled, start scheduling backup passes
-                    KeyValueBackupJob.schedule(mContext, mConstants);
+                    KeyValueBackupJob.schedule(mUserId, mContext, mConstants);
                     scheduleNextFullBackupJob(0);
                 } else if (!enable) {
                     // No longer enabled, so stop running backups
                     if (MORE_DEBUG) Slog.i(TAG, "Opting out of backup");
 
-                    KeyValueBackupJob.cancel(mContext);
+                    KeyValueBackupJob.cancel(mUserId, mContext);
 
                     // This also constitutes an opt-out, so we wipe any data for
                     // this device from the backend.  We start that process with
@@ -3451,7 +3452,7 @@
             pw.println(isBackupOperationInProgress() ? "Backup in progress" : "No backups running");
             pw.println("Last backup pass started: " + mLastBackupPass
                     + " (now = " + System.currentTimeMillis() + ')');
-            pw.println("  next scheduled: " + KeyValueBackupJob.nextScheduled());
+            pw.println("  next scheduled: " + KeyValueBackupJob.nextScheduled(mUserId));
 
             pw.println("Transport whitelist:");
             for (ComponentName transport : mTransportManager.getTransportWhitelist()) {
diff --git a/services/backup/java/com/android/server/backup/fullbackup/PerformFullTransportBackupTask.java b/services/backup/java/com/android/server/backup/fullbackup/PerformFullTransportBackupTask.java
index 2ee96d1..0fb4f93 100644
--- a/services/backup/java/com/android/server/backup/fullbackup/PerformFullTransportBackupTask.java
+++ b/services/backup/java/com/android/server/backup/fullbackup/PerformFullTransportBackupTask.java
@@ -633,7 +633,7 @@
             unregisterTask();
 
             if (mJob != null) {
-                mJob.finishBackupPass();
+                mJob.finishBackupPass(backupManagerService.getUserId());
             }
 
             synchronized (backupManagerService.getQueueLock()) {
diff --git a/services/backup/java/com/android/server/backup/internal/SetupObserver.java b/services/backup/java/com/android/server/backup/internal/SetupObserver.java
index 62ae3eb..c5e912e 100644
--- a/services/backup/java/com/android/server/backup/internal/SetupObserver.java
+++ b/services/backup/java/com/android/server/backup/internal/SetupObserver.java
@@ -77,7 +77,8 @@
                 if (MORE_DEBUG) {
                     Slog.d(TAG, "Setup complete so starting backups");
                 }
-                KeyValueBackupJob.schedule(mContext, mUserBackupManagerService.getConstants());
+                KeyValueBackupJob.schedule(mUserBackupManagerService.getUserId(), mContext,
+                        mUserBackupManagerService.getConstants());
                 mUserBackupManagerService.scheduleNextFullBackupJob(0);
             }
         }
diff --git a/services/backup/java/com/android/server/backup/keyvalue/KeyValueBackupTask.java b/services/backup/java/com/android/server/backup/keyvalue/KeyValueBackupTask.java
index f39d795..ef7ff92 100644
--- a/services/backup/java/com/android/server/backup/keyvalue/KeyValueBackupTask.java
+++ b/services/backup/java/com/android/server/backup/keyvalue/KeyValueBackupTask.java
@@ -1003,7 +1003,7 @@
             // Use the scheduler's default.
             delay = 0;
         }
-        KeyValueBackupJob.schedule(
+        KeyValueBackupJob.schedule(mBackupManagerService.getUserId(),
                 mBackupManagerService.getContext(), delay, mBackupManagerService.getConstants());
 
         for (String packageName : mOriginalQueue) {
diff --git a/services/backup/java/com/android/server/backup/transport/TransportClient.java b/services/backup/java/com/android/server/backup/transport/TransportClient.java
index e4dcb25..7c5a57c 100644
--- a/services/backup/java/com/android/server/backup/transport/TransportClient.java
+++ b/services/backup/java/com/android/server/backup/transport/TransportClient.java
@@ -20,6 +20,7 @@
 
 import android.annotation.IntDef;
 import android.annotation.Nullable;
+import android.annotation.UserIdInt;
 import android.annotation.WorkerThread;
 import android.content.ComponentName;
 import android.content.Context;
@@ -34,7 +35,6 @@
 import android.text.format.DateFormat;
 import android.util.ArrayMap;
 import android.util.EventLog;
-import android.util.Slog;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
@@ -79,6 +79,7 @@
     @VisibleForTesting static final String TAG = "TransportClient";
     private static final int LOG_BUFFER_SIZE = 5;
 
+    private final @UserIdInt int mUserId;
     private final Context mContext;
     private final TransportStats mTransportStats;
     private final Intent mBindIntent;
@@ -106,6 +107,7 @@
     private volatile IBackupTransport mTransport;
 
     TransportClient(
+            @UserIdInt int userId,
             Context context,
             TransportStats transportStats,
             Intent bindIntent,
@@ -113,6 +115,7 @@
             String identifier,
             String caller) {
         this(
+                userId,
                 context,
                 transportStats,
                 bindIntent,
@@ -124,6 +127,7 @@
 
     @VisibleForTesting
     TransportClient(
+            @UserIdInt int userId,
             Context context,
             TransportStats transportStats,
             Intent bindIntent,
@@ -131,6 +135,7 @@
             String identifier,
             String caller,
             Handler listenerHandler) {
+        mUserId = userId;
         mContext = context;
         mTransportStats = transportStats;
         mTransportComponent = transportComponent;
@@ -213,7 +218,7 @@
                                     mBindIntent,
                                     mConnection,
                                     Context.BIND_AUTO_CREATE,
-                                    UserHandle.SYSTEM);
+                                    UserHandle.of(mUserId));
                     if (hasBound) {
                         // We don't need to set a time-out because we are guaranteed to get a call
                         // back in ServiceConnection, either an onServiceConnected() or
diff --git a/services/backup/java/com/android/server/backup/transport/TransportClientManager.java b/services/backup/java/com/android/server/backup/transport/TransportClientManager.java
index f4e3928..a4e9b10 100644
--- a/services/backup/java/com/android/server/backup/transport/TransportClientManager.java
+++ b/services/backup/java/com/android/server/backup/transport/TransportClientManager.java
@@ -19,12 +19,15 @@
 import static com.android.server.backup.TransportManager.SERVICE_ACTION_TRANSPORT_HOST;
 import static com.android.server.backup.transport.TransportUtils.formatMessage;
 
+import android.annotation.UserIdInt;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
+
 import com.android.server.backup.TransportManager;
 import com.android.server.backup.transport.TransportUtils.Priority;
+
 import java.io.PrintWriter;
 import java.util.Map;
 import java.util.WeakHashMap;
@@ -36,13 +39,16 @@
 public class TransportClientManager {
     private static final String TAG = "TransportClientManager";
 
+    private final @UserIdInt int mUserId;
     private final Context mContext;
     private final TransportStats mTransportStats;
     private final Object mTransportClientsLock = new Object();
     private int mTransportClientsCreated = 0;
     private Map<TransportClient, String> mTransportClientsCallerMap = new WeakHashMap<>();
 
-    public TransportClientManager(Context context, TransportStats transportStats) {
+    public TransportClientManager(@UserIdInt int userId, Context context,
+            TransportStats transportStats) {
+        mUserId = userId;
         mContext = context;
         mTransportStats = transportStats;
     }
@@ -89,6 +95,7 @@
         synchronized (mTransportClientsLock) {
             TransportClient transportClient =
                     new TransportClient(
+                            mUserId,
                             mContext,
                             mTransportStats,
                             bindIntent,
diff --git a/services/core/java/com/android/server/am/ActiveServices.java b/services/core/java/com/android/server/am/ActiveServices.java
index 0ff2a09..a96676e 100644
--- a/services/core/java/com/android/server/am/ActiveServices.java
+++ b/services/core/java/com/android/server/am/ActiveServices.java
@@ -516,7 +516,7 @@
                 }
                 // This app knows it is in the new model where this operation is not
                 // allowed, so tell it what has happened.
-                UidRecord uidRec = mAm.mActiveUids.get(r.appInfo.uid);
+                UidRecord uidRec = mAm.mProcessList.getUidRecordLocked(r.appInfo.uid);
                 return new ComponentName("?", "app is in background uid " + uidRec);
             }
         }
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 26141f7..3b08a00 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -24,8 +24,6 @@
 import static android.Manifest.permission.REMOVE_TASKS;
 import static android.app.ActivityManager.INSTR_FLAG_DISABLE_HIDDEN_API_CHECKS;
 import static android.app.ActivityManager.INSTR_FLAG_MOUNT_EXTERNAL_STORAGE_FULL;
-import static android.app.ActivityManager.PROCESS_STATE_CACHED_ACTIVITY;
-import static android.app.ActivityManager.PROCESS_STATE_CACHED_EMPTY;
 import static android.app.ActivityManager.PROCESS_STATE_LAST_ACTIVITY;
 import static android.app.ActivityManager.PROCESS_STATE_NONEXISTENT;
 import static android.app.ActivityManagerInternal.ALLOW_FULL_ONLY;
@@ -59,16 +57,11 @@
 import static android.os.Process.PROC_SPACE_TERM;
 import static android.os.Process.ROOT_UID;
 import static android.os.Process.SCHED_FIFO;
-import static android.os.Process.SCHED_OTHER;
 import static android.os.Process.SCHED_RESET_ON_FORK;
 import static android.os.Process.SE_UID;
 import static android.os.Process.SHELL_UID;
 import static android.os.Process.SIGNAL_USR1;
 import static android.os.Process.SYSTEM_UID;
-import static android.os.Process.THREAD_GROUP_BG_NONINTERACTIVE;
-import static android.os.Process.THREAD_GROUP_DEFAULT;
-import static android.os.Process.THREAD_GROUP_RESTRICTED;
-import static android.os.Process.THREAD_GROUP_TOP_APP;
 import static android.os.Process.THREAD_PRIORITY_FOREGROUND;
 import static android.os.Process.getTotalMemory;
 import static android.os.Process.isThreadInProcess;
@@ -79,7 +72,6 @@
 import static android.os.Process.readProcFile;
 import static android.os.Process.removeAllProcessGroups;
 import static android.os.Process.sendSignal;
-import static android.os.Process.setProcessGroup;
 import static android.os.Process.setThreadPriority;
 import static android.os.Process.setThreadScheduler;
 import static android.os.Process.zygoteProcess;
@@ -96,11 +88,9 @@
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_BROADCAST;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_BROADCAST_BACKGROUND;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_BROADCAST_LIGHT;
-import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_LRU;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_MU;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_NETWORK;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_OOM_ADJ;
-import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_OOM_ADJ_REASON;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_PERMISSIONS_REVIEW;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_POWER;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_PROCESSES;
@@ -109,7 +99,6 @@
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_PSS;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_SERVICE;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_UID_OBSERVERS;
-import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_USAGE_STATS;
 import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_WHITELISTS;
 import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_BACKUP;
 import static com.android.server.am.ActivityManagerDebugConfig.POSTFIX_BROADCAST;
@@ -404,7 +393,7 @@
     public static final int TOP_APP_PRIORITY_BOOST = -10;
 
     static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityManagerService" : TAG_AM;
-    private static final String TAG_BACKUP = TAG + POSTFIX_BACKUP;
+    static final String TAG_BACKUP = TAG + POSTFIX_BACKUP;
     private static final String TAG_BROADCAST = TAG + POSTFIX_BROADCAST;
     private static final String TAG_CLEANUP = TAG + POSTFIX_CLEANUP;
     private static final String TAG_CONFIGURATION = TAG + POSTFIX_CONFIGURATION;
@@ -412,9 +401,9 @@
     static final String TAG_LRU = TAG + POSTFIX_LRU;
     private static final String TAG_MU = TAG + POSTFIX_MU;
     private static final String TAG_NETWORK = TAG + POSTFIX_NETWORK;
-    private static final String TAG_OOM_ADJ = TAG + POSTFIX_OOM_ADJ;
+    static final String TAG_OOM_ADJ = TAG + POSTFIX_OOM_ADJ;
     private static final String TAG_POWER = TAG + POSTFIX_POWER;
-    private static final String TAG_PROCESS_OBSERVERS = TAG + POSTFIX_PROCESS_OBSERVERS;
+    static final String TAG_PROCESS_OBSERVERS = TAG + POSTFIX_PROCESS_OBSERVERS;
     static final String TAG_PROCESSES = TAG + POSTFIX_PROCESSES;
     private static final String TAG_PROVIDER = TAG + POSTFIX_PROVIDER;
     static final String TAG_PSS = TAG + POSTFIX_PSS;
@@ -541,6 +530,8 @@
 
     private static final int NATIVE_DUMP_TIMEOUT_MS = 2000; // 2 seconds;
 
+    final OomAdjuster mOomAdjuster;
+
     /** All system services */
     SystemServiceManager mSystemServiceManager;
 
@@ -555,7 +546,7 @@
     public OomAdjProfiler mOomAdjProfiler = new OomAdjProfiler();
 
     // Whether we should use SCHED_FIFO for UI and RenderThreads.
-    private boolean mUseFifoUiScheduling = false;
+    boolean mUseFifoUiScheduling = false;
 
     BroadcastQueue mFgBroadcastQueue;
     BroadcastQueue mBgBroadcastQueue;
@@ -654,11 +645,6 @@
     final ProcessStatsService mProcessStats;
 
     /**
-     * Service for compacting background apps.
-     */
-    final AppCompactor mAppCompact;
-
-    /**
      * Non-persistent appId whitelist for background restrictions
      */
     int[] mBackgroundAppIdWhitelist = new int[] {
@@ -821,8 +807,6 @@
      */
     boolean mFullPssPending = false;
 
-    /** Track all uids that have actively running processes. */
-    final ActiveUids mActiveUids;
 
     /**
      * This is for verifying the UID report flow.
@@ -1104,32 +1088,7 @@
     /**
      * State of external calls telling us if the device is awake or asleep.
      */
-    private int mWakefulness = PowerManagerInternal.WAKEFULNESS_AWAKE;
-
-    /**
-     * Current sequence id for oom_adj computation traversal.
-     */
-    int mAdjSeq = 0;
-
-    /**
-     * Keep track of the non-cached/empty process we last found, to help
-     * determine how to distribute cached/empty processes next time.
-     */
-    int mNumNonCachedProcs = 0;
-
-    /**
-     * Keep track of the number of cached hidden procs, to balance oom adj
-     * distribution between those and empty procs.
-     */
-    int mNumCachedHiddenProcs = 0;
-
-    /**
-     * Keep track of the number of service processes we last found, to
-     * determine on the next iteration which should be B services.
-     */
-    int mNumServiceProcs = 0;
-    int mNewNumAServiceProcs = 0;
-    int mNewNumServiceProcs = 0;
+    int mWakefulness = PowerManagerInternal.WAKEFULNESS_AWAKE;
 
     /**
      * Allow the current computed overall memory level of the system to go down?
@@ -1256,10 +1215,6 @@
     String mTrackAllocationApp = null;
     String mNativeDebuggingApp = null;
 
-    final long[] mTmpLong = new long[3];
-
-    private final ArraySet<BroadcastQueue> mTmpBroadcastQueue = new ArraySet();
-
     private final Injector mInjector;
 
     static final class ProcessChangeItem {
@@ -1334,6 +1289,7 @@
         }
     }
 
+    // TODO: Move below 4 members and code to ProcessList
     final RemoteCallbackList<IProcessObserver> mProcessObservers = new RemoteCallbackList<>();
     ProcessChangeItem[] mActiveProcessChanges = new ProcessChangeItem[5];
 
@@ -2225,12 +2181,15 @@
         mUiContext = null;
         mAppErrors = null;
         mPackageWatchdog = null;
-        mActiveUids = new ActiveUids(this, false /* postChangesToAtm */);
         mAppOpsService = mInjector.getAppOpsService(null /* file */, null /* handler */);
         mBatteryStatsService = null;
         mHandler = hasHandlerThread ? new MainHandler(handlerThread.getLooper()) : null;
         mHandlerThread = handlerThread;
         mConstants = hasHandlerThread ? new ActivityManagerConstants(this, mHandler) : null;
+        final ActiveUids activeUids = new ActiveUids(this, false /* postChangesToAtm */);
+        mProcessList.init(this, activeUids);
+        mOomAdjuster = new OomAdjuster(this, mProcessList, activeUids);
+
         mIntentFirewall = hasHandlerThread
                 ? new IntentFirewall(new IntentFirewallInterface(), mHandler) : null;
         mProcessCpuThread = null;
@@ -2246,7 +2205,6 @@
                 ? new PendingIntentController(handlerThread.getLooper(), mUserController) : null;
         mProcStartHandlerThread = null;
         mProcStartHandler = null;
-        mAppCompact = null;
         mHiddenApiBlacklist = null;
         mFactoryTest = FACTORY_TEST_OFF;
     }
@@ -2276,8 +2234,9 @@
         mProcStartHandler = new Handler(mProcStartHandlerThread.getLooper());
 
         mConstants = new ActivityManagerConstants(this, mHandler);
-
-        mProcessList.init(this);
+        final ActiveUids activeUids = new ActiveUids(this, true /* postChangesToAtm */);
+        mProcessList.init(this, activeUids);
+        mOomAdjuster = new OomAdjuster(this, mProcessList, activeUids);
 
         mFgBroadcastQueue = new BroadcastQueue(this, mHandler,
                 "foreground", BROADCAST_FG_TIMEOUT, false);
@@ -2293,7 +2252,6 @@
         mProviderMap = new ProviderMap(this);
         mPackageWatchdog = PackageWatchdog.getInstance(mUiContext);
         mAppErrors = new AppErrors(mUiContext, this, mPackageWatchdog);
-        mActiveUids = new ActiveUids(this, true /* postChangesToAtm */);
 
         final File systemDir = SystemServiceManager.ensureSystemDir();
 
@@ -2330,8 +2288,6 @@
                 DisplayThread.get().getLooper());
         mAtmInternal = LocalServices.getService(ActivityTaskManagerInternal.class);
 
-        mAppCompact = new AppCompactor(this);
-
         mProcessCpuThread = new Thread("CpuTracker") {
             @Override
             public void run() {
@@ -2378,7 +2334,8 @@
         try {
             Process.setThreadGroupAndCpuset(BackgroundThread.get().getThreadId(),
                     Process.THREAD_GROUP_SYSTEM);
-            Process.setThreadGroupAndCpuset(mAppCompact.mCompactionThread.getThreadId(),
+            Process.setThreadGroupAndCpuset(
+                    mOomAdjuster.mAppCompact.mCompactionThread.getThreadId(),
                     Process.THREAD_GROUP_SYSTEM);
         } catch (Exception e) {
             Slog.w(TAG, "Setting background thread cpuset failed");
@@ -5347,7 +5304,7 @@
 
     private boolean isAppForeground(int uid) {
         synchronized (this) {
-            UidRecord uidRec = mActiveUids.get(uid);
+            UidRecord uidRec = mProcessList.mActiveUids.get(uid);
             if (uidRec == null || uidRec.idle) {
                 return false;
             }
@@ -5359,15 +5316,10 @@
     // be guarded by permission checking.
     int getUidState(int uid) {
         synchronized (this) {
-            return getUidStateLocked(uid);
+            return mProcessList.getUidProcStateLocked(uid);
         }
     }
 
-    int getUidStateLocked(int uid) {
-        UidRecord uidRec = mActiveUids.get(uid);
-        return uidRec == null ? PROCESS_STATE_NONEXISTENT : uidRec.getCurProcState();
-    }
-
     // =========================================================
     // PROCESS INFO
     // =========================================================
@@ -5659,7 +5611,7 @@
 
     int getAppStartModeLocked(int uid, String packageName, int packageTargetSdk,
             int callingPid, boolean alwaysRestrict, boolean disabledOnly, boolean forcedStandby) {
-        UidRecord uidRec = mActiveUids.get(uid);
+        UidRecord uidRec = mProcessList.getUidRecordLocked(uid);
         if (DEBUG_BACKGROUND_CHECK) Slog.d(TAG, "checkAllowBackground: uid=" + uid + " pkg="
                 + packageName + " rec=" + uidRec + " always=" + alwaysRestrict + " idle="
                 + (uidRec != null ? uidRec.idle : false));
@@ -7880,8 +7832,7 @@
         }
 
         synchronized (this) {
-            UidRecord uidRec = mActiveUids.get(uid);
-            return uidRec != null ? uidRec.getCurProcState() : PROCESS_STATE_NONEXISTENT;
+            return mProcessList.getUidProcStateLocked(uid);
         }
     }
 
@@ -7917,7 +7868,7 @@
     }
 
     boolean isUidActiveLocked(int uid) {
-        final UidRecord uidRecord = mActiveUids.get(uid);
+        final UidRecord uidRecord = mProcessList.getUidRecordLocked(uid);
         return uidRecord != null && !uidRecord.setIdle;
     }
 
@@ -8709,7 +8660,7 @@
 
                 if (mForceBackgroundCheck) {
                     // Stop background services for idle UIDs.
-                    doStopUidForIdleUidsLocked();
+                    mProcessList.doStopUidForIdleUidsLocked();
                 }
             }
         }
@@ -9558,7 +9509,8 @@
                     proto.end(broadcastToken);
 
                     long serviceToken = proto.start(ActivityManagerServiceProto.SERVICES);
-                    mServices.writeToProto(proto, ActivityManagerServiceDumpServicesProto.ACTIVE_SERVICES);
+                    mServices.writeToProto(proto,
+                            ActivityManagerServiceDumpServicesProto.ACTIVE_SERVICES);
                     proto.end(serviceToken);
 
                     long processToken = proto.start(ActivityManagerServiceProto.PROCESSES);
@@ -10110,11 +10062,13 @@
             }
         }
 
-        if (mActiveUids.size() > 0) {
-            if (dumpUids(pw, dumpPackage, dumpAppId, mActiveUids, "UID states:", needSep)) {
+        if (mProcessList.mActiveUids.size() > 0) {
+            if (dumpUids(pw, dumpPackage, dumpAppId, mProcessList.mActiveUids,
+                    "UID states:", needSep)) {
                 needSep = true;
             }
         }
+
         if (dumpAll) {
             if (mValidateUids.size() > 0) {
                 if (dumpUids(pw, dumpPackage, dumpAppId, mValidateUids, "UID validation:",
@@ -10377,12 +10331,8 @@
                 pw.print("  mLastPowerCheckUptime=");
                         TimeUtils.formatDuration(mLastPowerCheckUptime, pw);
                         pw.println("");
-                pw.println("  mAdjSeq=" + mAdjSeq + " mLruSeq=" + mProcessList.mLruSeq);
-                pw.println("  mNumNonCachedProcs=" + mNumNonCachedProcs
-                        + " (" + mProcessList.getLruSizeLocked() + " total)"
-                        + " mNumCachedHiddenProcs=" + mNumCachedHiddenProcs
-                        + " mNumServiceProcs=" + mNumServiceProcs
-                        + " mNewNumServiceProcs=" + mNewNumServiceProcs);
+                mOomAdjuster.dumpSequenceNumbersLocked(pw);
+                mOomAdjuster.dumpProcCountsLocked(pw);
                 pw.println("  mAllowLowerMemLevel=" + mAllowLowerMemLevel
                         + " mLastMemoryLevel=" + mLastMemoryLevel
                         + " mLastNumProcesses=" + mLastNumProcesses);
@@ -10434,7 +10384,8 @@
                 if (dumpPackage != null && !r.pkgList.containsKey(dumpPackage)) {
                     continue;
                 }
-                r.writeToProto(proto, ActivityManagerServiceDumpProcessesProto.PROCS, mProcessList.mLruProcesses.indexOf(r)
+                r.writeToProto(proto, ActivityManagerServiceDumpProcessesProto.PROCS,
+                        mProcessList.mLruProcesses.indexOf(r)
                 );
                 if (r.isPersistent()) {
                     numPers++;
@@ -10458,19 +10409,20 @@
                     && !ai.mTargetInfo.packageName.equals(dumpPackage)) {
                 continue;
             }
-            ai.writeToProto(proto, ActivityManagerServiceDumpProcessesProto.ACTIVE_INSTRUMENTATIONS);
+            ai.writeToProto(proto,
+                    ActivityManagerServiceDumpProcessesProto.ACTIVE_INSTRUMENTATIONS);
         }
 
         int whichAppId = getAppId(dumpPackage);
-        for (int i=0; i<mActiveUids.size(); i++) {
-            UidRecord uidRec = mActiveUids.valueAt(i);
+        for (int i = 0; i < mProcessList.mActiveUids.size(); i++) {
+            UidRecord uidRec = mProcessList.mActiveUids.valueAt(i);
             if (dumpPackage != null && UserHandle.getAppId(uidRec.uid) != whichAppId) {
                 continue;
             }
             uidRec.writeToProto(proto, ActivityManagerServiceDumpProcessesProto.ACTIVE_UIDS);
         }
 
-        for (int i=0; i<mValidateUids.size(); i++) {
+        for (int i = 0; i < mValidateUids.size(); i++) {
             UidRecord uidRec = mValidateUids.valueAt(i);
             if (dumpPackage != null && UserHandle.getAppId(uidRec.uid) != whichAppId) {
                 continue;
@@ -10545,12 +10497,15 @@
             r.writeToProto(proto, ActivityManagerServiceDumpProcessesProto.ON_HOLD_PROCS);
         }
 
-        writeProcessesToGcToProto(proto, ActivityManagerServiceDumpProcessesProto.GC_PROCS, dumpPackage);
-        mAppErrors.writeToProto(proto, ActivityManagerServiceDumpProcessesProto.APP_ERRORS, dumpPackage);
+        writeProcessesToGcToProto(proto, ActivityManagerServiceDumpProcessesProto.GC_PROCS,
+                dumpPackage);
+        mAppErrors.writeToProto(proto, ActivityManagerServiceDumpProcessesProto.APP_ERRORS,
+                dumpPackage);
         mAtmInternal.writeProcessesToProto(proto, dumpPackage, mWakefulness, mTestPssMode);
 
         if (dumpPackage == null) {
-            mUserController.writeToProto(proto, ActivityManagerServiceDumpProcessesProto.USER_CONTROLLER);
+            mUserController.writeToProto(proto,
+            ActivityManagerServiceDumpProcessesProto.USER_CONTROLLER);
         }
 
         final int NI = mUidObservers.getRegisteredCallbackCount();
@@ -10662,11 +10617,7 @@
             proto.write(ActivityManagerServiceDumpProcessesProto.CALL_FINISH_BOOTING, mCallFinishBooting);
             proto.write(ActivityManagerServiceDumpProcessesProto.BOOT_ANIMATION_COMPLETE, mBootAnimationComplete);
             proto.write(ActivityManagerServiceDumpProcessesProto.LAST_POWER_CHECK_UPTIME_MS, mLastPowerCheckUptime);
-            proto.write(ActivityManagerServiceDumpProcessesProto.ADJ_SEQ, mAdjSeq);
-            proto.write(ActivityManagerServiceDumpProcessesProto.LRU_SEQ, mProcessList.mLruSeq);
-            proto.write(ActivityManagerServiceDumpProcessesProto.NUM_NON_CACHED_PROCS, mNumNonCachedProcs);
-            proto.write(ActivityManagerServiceDumpProcessesProto.NUM_SERVICE_PROCS, mNumServiceProcs);
-            proto.write(ActivityManagerServiceDumpProcessesProto.NEW_NUM_SERVICE_PROCS, mNewNumServiceProcs);
+            mOomAdjuster.dumpProcessListVariablesLocked(proto);
             proto.write(ActivityManagerServiceDumpProcessesProto.ALLOW_LOWER_MEM_LEVEL, mAllowLowerMemLevel);
             proto.write(ActivityManagerServiceDumpProcessesProto.LAST_MEMORY_LEVEL, mLastMemoryLevel);
             proto.write(ActivityManagerServiceDumpProcessesProto.LAST_NUM_PROCESSES, mLastNumProcesses);
@@ -14640,7 +14591,7 @@
                     Intent.ACTION_PACKAGE_REPLACED.equals(action)) {
                 final int uid = getUidFromIntent(intent);
                 if (uid != -1) {
-                    final UidRecord uidRec = mActiveUids.get(uid);
+                    final UidRecord uidRec = mProcessList.getUidRecordLocked(uid);
                     if (uidRec != null) {
                         uidRec.updateHasInternetPermission();
                     }
@@ -15418,7 +15369,7 @@
     // Returns whether the app is receiving broadcast.
     // If receiving, fetch all broadcast queues which the app is
     // the current [or imminent] receiver on.
-    private boolean isReceivingBroadcastLocked(ProcessRecord app,
+    boolean isReceivingBroadcastLocked(ProcessRecord app,
             ArraySet<BroadcastQueue> receivingQueues) {
         final int N = app.curReceivers.size();
         if (N > 0) {
@@ -15538,1087 +15489,6 @@
         }
     }
 
-    private final ComputeOomAdjWindowCallback mTmpComputeOomAdjWindowCallback =
-            new ComputeOomAdjWindowCallback();
-
-    /** These methods are called inline during computeOomAdjLocked(), on the same thread */
-    private final class ComputeOomAdjWindowCallback
-            implements WindowProcessController.ComputeOomAdjCallback {
-
-        ProcessRecord app;
-        int adj;
-        boolean foregroundActivities;
-        int procState;
-        int schedGroup;
-        int appUid;
-        int logUid;
-        int processStateCurTop;
-
-        void initialize(ProcessRecord app, int adj, boolean foregroundActivities,
-                int procState, int schedGroup, int appUid, int logUid, int processStateCurTop) {
-            this.app = app;
-            this.adj = adj;
-            this.foregroundActivities = foregroundActivities;
-            this.procState = procState;
-            this.schedGroup = schedGroup;
-            this.appUid = appUid;
-            this.logUid = logUid;
-            this.processStateCurTop = processStateCurTop;
-        }
-
-        @Override
-        public void onVisibleActivity() {
-            // App has a visible activity; only upgrade adjustment.
-            if (adj > ProcessList.VISIBLE_APP_ADJ) {
-                adj = ProcessList.VISIBLE_APP_ADJ;
-                app.adjType = "vis-activity";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to vis-activity: " + app);
-                }
-            }
-            if (procState > processStateCurTop) {
-                procState = processStateCurTop;
-                app.adjType = "vis-activity";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                            "Raise procstate to vis-activity (top): " + app);
-                }
-            }
-            if (schedGroup < ProcessList.SCHED_GROUP_DEFAULT) {
-                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-            }
-            app.cached = false;
-            app.empty = false;
-            foregroundActivities = true;
-        }
-
-        @Override
-        public void onPausedActivity() {
-            if (adj > ProcessList.PERCEPTIBLE_APP_ADJ) {
-                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
-                app.adjType = "pause-activity";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to pause-activity: "  + app);
-                }
-            }
-            if (procState > processStateCurTop) {
-                procState = processStateCurTop;
-                app.adjType = "pause-activity";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                            "Raise procstate to pause-activity (top): "  + app);
-                }
-            }
-            if (schedGroup < ProcessList.SCHED_GROUP_DEFAULT) {
-                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-            }
-            app.cached = false;
-            app.empty = false;
-            foregroundActivities = true;
-        }
-
-        @Override
-        public void onStoppingActivity(boolean finishing) {
-            if (adj > ProcessList.PERCEPTIBLE_APP_ADJ) {
-                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
-                app.adjType = "stop-activity";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                            "Raise adj to stop-activity: "  + app);
-                }
-            }
-
-            // For the process state, we will at this point consider the process to be cached. It
-            // will be cached either as an activity or empty depending on whether the activity is
-            // finishing. We do this so that we can treat the process as cached for purposes of
-            // memory trimming (determining current memory level, trim command to send to process)
-            // since there can be an arbitrary number of stopping processes and they should soon all
-            // go into the cached state.
-            if (!finishing) {
-                if (procState > PROCESS_STATE_LAST_ACTIVITY) {
-                    procState = PROCESS_STATE_LAST_ACTIVITY;
-                    app.adjType = "stop-activity";
-                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                        reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                                "Raise procstate to stop-activity: " + app);
-                    }
-                }
-            }
-            app.cached = false;
-            app.empty = false;
-            foregroundActivities = true;
-        }
-
-        @Override
-        public void onOtherActivity() {
-            if (procState > PROCESS_STATE_CACHED_ACTIVITY) {
-                procState = PROCESS_STATE_CACHED_ACTIVITY;
-                app.adjType = "cch-act";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                            "Raise procstate to cached activity: " + app);
-                }
-            }
-        }
-    }
-
-    private final boolean computeOomAdjLocked(ProcessRecord app, int cachedAdj, ProcessRecord TOP_APP,
-            boolean doingAll, long now, boolean cycleReEval) {
-        if (mAdjSeq == app.adjSeq) {
-            if (app.adjSeq == app.completedAdjSeq) {
-                // This adjustment has already been computed successfully.
-                return false;
-            } else {
-                // The process is being computed, so there is a cycle. We cannot
-                // rely on this process's state.
-                app.containsCycle = true;
-
-                return false;
-            }
-        }
-
-        if (app.thread == null) {
-            app.adjSeq = mAdjSeq;
-            app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_BACKGROUND);
-            app.setCurProcState(ActivityManager.PROCESS_STATE_CACHED_EMPTY);
-            app.curAdj = ProcessList.CACHED_APP_MAX_ADJ;
-            app.setCurRawAdj(ProcessList.CACHED_APP_MAX_ADJ);
-            app.completedAdjSeq = app.adjSeq;
-            return false;
-        }
-
-        app.adjTypeCode = ActivityManager.RunningAppProcessInfo.REASON_UNKNOWN;
-        app.adjSource = null;
-        app.adjTarget = null;
-        app.empty = false;
-        app.cached = false;
-
-        final WindowProcessController wpc = app.getWindowProcessController();
-        final int appUid = app.info.uid;
-        final int logUid = mCurOomAdjUid;
-
-        int prevAppAdj = app.curAdj;
-        int prevProcState = app.getCurProcState();
-
-        if (app.maxAdj <= ProcessList.FOREGROUND_APP_ADJ) {
-            // The max adjustment doesn't allow this app to be anything
-            // below foreground, so it is not worth doing work for it.
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making fixed: " + app);
-            }
-            app.adjType = "fixed";
-            app.adjSeq = mAdjSeq;
-            app.setCurRawAdj(app.maxAdj);
-            app.setHasForegroundActivities(false);
-            app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_DEFAULT);
-            app.setCurProcState(ActivityManager.PROCESS_STATE_PERSISTENT);
-            // System processes can do UI, and when they do we want to have
-            // them trim their memory after the user leaves the UI.  To
-            // facilitate this, here we need to determine whether or not it
-            // is currently showing UI.
-            app.systemNoUi = true;
-            if (app == TOP_APP) {
-                app.systemNoUi = false;
-                app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_TOP_APP);
-                app.adjType = "pers-top-activity";
-            } else if (app.hasTopUi()) {
-                // sched group/proc state adjustment is below
-                app.systemNoUi = false;
-                app.adjType = "pers-top-ui";
-            } else if (wpc.hasVisibleActivities()) {
-                app.systemNoUi = false;
-            }
-            if (!app.systemNoUi) {
-                if (mWakefulness == PowerManagerInternal.WAKEFULNESS_AWAKE) {
-                    // screen on, promote UI
-                    app.setCurProcState(ActivityManager.PROCESS_STATE_PERSISTENT_UI);
-                    app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_TOP_APP);
-                } else {
-                    // screen off, restrict UI scheduling
-                    app.setCurProcState(ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE);
-                    app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_RESTRICTED);
-                }
-            }
-            app.setCurRawProcState(app.getCurProcState());
-            app.curAdj = app.maxAdj;
-            app.completedAdjSeq = app.adjSeq;
-            // if curAdj is less than prevAppAdj, then this process was promoted
-            return app.curAdj < prevAppAdj || app.getCurProcState() < prevProcState;
-        }
-
-        app.systemNoUi = false;
-
-        final int PROCESS_STATE_CUR_TOP = mAtmInternal.getTopProcessState();
-
-        // Determine the importance of the process, starting with most
-        // important to least, and assign an appropriate OOM adjustment.
-        int adj;
-        int schedGroup;
-        int procState;
-        int cachedAdjSeq;
-
-        boolean foregroundActivities = false;
-        mTmpBroadcastQueue.clear();
-        if (PROCESS_STATE_CUR_TOP == ActivityManager.PROCESS_STATE_TOP && app == TOP_APP) {
-            // The last app on the list is the foreground app.
-            adj = ProcessList.FOREGROUND_APP_ADJ;
-            schedGroup = ProcessList.SCHED_GROUP_TOP_APP;
-            app.adjType = "top-activity";
-            foregroundActivities = true;
-            procState = PROCESS_STATE_CUR_TOP;
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making top: " + app);
-            }
-        } else if (app.runningRemoteAnimation) {
-            adj = ProcessList.VISIBLE_APP_ADJ;
-            schedGroup = ProcessList.SCHED_GROUP_TOP_APP;
-            app.adjType = "running-remote-anim";
-            procState = PROCESS_STATE_CUR_TOP;
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making running remote anim: " + app);
-            }
-        } else if (app.getActiveInstrumentation() != null) {
-            // Don't want to kill running instrumentation.
-            adj = ProcessList.FOREGROUND_APP_ADJ;
-            schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-            app.adjType = "instrumentation";
-            procState = ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE;
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making instrumentation: " + app);
-            }
-        } else if (isReceivingBroadcastLocked(app, mTmpBroadcastQueue)) {
-            // An app that is currently receiving a broadcast also
-            // counts as being in the foreground for OOM killer purposes.
-            // It's placed in a sched group based on the nature of the
-            // broadcast as reflected by which queue it's active in.
-            adj = ProcessList.FOREGROUND_APP_ADJ;
-            schedGroup = (mTmpBroadcastQueue.contains(mFgBroadcastQueue))
-                    ? ProcessList.SCHED_GROUP_DEFAULT : ProcessList.SCHED_GROUP_BACKGROUND;
-            app.adjType = "broadcast";
-            procState = ActivityManager.PROCESS_STATE_RECEIVER;
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making broadcast: " + app);
-            }
-        } else if (app.executingServices.size() > 0) {
-            // An app that is currently executing a service callback also
-            // counts as being in the foreground.
-            adj = ProcessList.FOREGROUND_APP_ADJ;
-            schedGroup = app.execServicesFg ?
-                    ProcessList.SCHED_GROUP_DEFAULT : ProcessList.SCHED_GROUP_BACKGROUND;
-            app.adjType = "exec-service";
-            procState = ActivityManager.PROCESS_STATE_SERVICE;
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making exec-service: " + app);
-            }
-            //Slog.i(TAG, "EXEC " + (app.execServicesFg ? "FG" : "BG") + ": " + app);
-        } else if (app == TOP_APP) {
-            adj = ProcessList.FOREGROUND_APP_ADJ;
-            schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
-            app.adjType = "top-sleeping";
-            foregroundActivities = true;
-            procState = PROCESS_STATE_CUR_TOP;
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making top (sleeping): " + app);
-            }
-        } else {
-            // As far as we know the process is empty.  We may change our mind later.
-            schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
-            // At this point we don't actually know the adjustment.  Use the cached adj
-            // value that the caller wants us to.
-            adj = cachedAdj;
-            procState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
-            app.cached = true;
-            app.empty = true;
-            app.adjType = "cch-empty";
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making empty: " + app);
-            }
-        }
-
-        // Examine all activities if not already foreground.
-        if (!foregroundActivities && wpc.hasActivities()) {
-            mTmpComputeOomAdjWindowCallback.initialize(app, adj, foregroundActivities, procState,
-                    schedGroup, appUid, logUid, PROCESS_STATE_CUR_TOP);
-            final int minLayer = wpc.computeOomAdjFromActivities(
-                    ProcessList.VISIBLE_APP_LAYER_MAX, mTmpComputeOomAdjWindowCallback);
-
-            adj = mTmpComputeOomAdjWindowCallback.adj;
-            foregroundActivities = mTmpComputeOomAdjWindowCallback.foregroundActivities;
-            procState = mTmpComputeOomAdjWindowCallback.procState;
-            schedGroup = mTmpComputeOomAdjWindowCallback.schedGroup;
-
-            if (adj == ProcessList.VISIBLE_APP_ADJ) {
-                adj += minLayer;
-            }
-        }
-
-        if (procState > ActivityManager.PROCESS_STATE_CACHED_RECENT && app.hasRecentTasks()) {
-            procState = ActivityManager.PROCESS_STATE_CACHED_RECENT;
-            app.adjType = "cch-rec";
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to cached recent: " + app);
-            }
-        }
-
-        if (adj > ProcessList.PERCEPTIBLE_APP_ADJ
-                || procState > ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE) {
-            if (app.hasForegroundServices()) {
-                // The user is aware of this app, so make it visible.
-                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
-                procState = ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE;
-                app.cached = false;
-                app.adjType = "fg-service";
-                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to fg service: " + app);
-                }
-            } else if (app.hasOverlayUi()) {
-                // The process is display an overlay UI.
-                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
-                procState = ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND;
-                app.cached = false;
-                app.adjType = "has-overlay-ui";
-                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to overlay ui: " + app);
-                }
-            }
-        }
-
-        // If the app was recently in the foreground and moved to a foreground service status,
-        // allow it to get a higher rank in memory for some time, compared to other foreground
-        // services so that it can finish performing any persistence/processing of in-memory state.
-        if (app.hasForegroundServices() && adj > ProcessList.PERCEPTIBLE_RECENT_FOREGROUND_APP_ADJ
-                && (app.lastTopTime + mConstants.TOP_TO_FGS_GRACE_DURATION > now
-                    || app.setProcState <= ActivityManager.PROCESS_STATE_TOP)) {
-            adj = ProcessList.PERCEPTIBLE_RECENT_FOREGROUND_APP_ADJ;
-            app.adjType = "fg-service-act";
-            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to recent fg: " + app);
-            }
-        }
-
-        if (adj > ProcessList.PERCEPTIBLE_APP_ADJ
-                || procState > ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND) {
-            if (app.forcingToImportant != null) {
-                // This is currently used for toasts...  they are not interactive, and
-                // we don't want them to cause the app to become fully foreground (and
-                // thus out of background check), so we yes the best background level we can.
-                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
-                procState = ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND;
-                app.cached = false;
-                app.adjType = "force-imp";
-                app.adjSource = app.forcingToImportant;
-                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to force imp: " + app);
-                }
-            }
-        }
-
-        if (mAtmInternal.isHeavyWeightProcess(app.getWindowProcessController())) {
-            if (adj > ProcessList.HEAVY_WEIGHT_APP_ADJ) {
-                // We don't want to kill the current heavy-weight process.
-                adj = ProcessList.HEAVY_WEIGHT_APP_ADJ;
-                schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
-                app.cached = false;
-                app.adjType = "heavy";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to heavy: " + app);
-                }
-            }
-            if (procState > ActivityManager.PROCESS_STATE_HEAVY_WEIGHT) {
-                procState = ActivityManager.PROCESS_STATE_HEAVY_WEIGHT;
-                app.adjType = "heavy";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to heavy: " + app);
-                }
-            }
-        }
-
-        if (wpc.isHomeProcess()) {
-            if (adj > ProcessList.HOME_APP_ADJ) {
-                // This process is hosting what we currently consider to be the
-                // home app, so we don't want to let it go into the background.
-                adj = ProcessList.HOME_APP_ADJ;
-                schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
-                app.cached = false;
-                app.adjType = "home";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to home: " + app);
-                }
-            }
-            if (procState > ActivityManager.PROCESS_STATE_HOME) {
-                procState = ActivityManager.PROCESS_STATE_HOME;
-                app.adjType = "home";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to home: " + app);
-                }
-            }
-        }
-
-        if (wpc.isPreviousProcess() && app.hasActivities()) {
-            if (adj > ProcessList.PREVIOUS_APP_ADJ) {
-                // This was the previous process that showed UI to the user.
-                // We want to try to keep it around more aggressively, to give
-                // a good experience around switching between two apps.
-                adj = ProcessList.PREVIOUS_APP_ADJ;
-                schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
-                app.cached = false;
-                app.adjType = "previous";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to prev: " + app);
-                }
-            }
-            if (procState > PROCESS_STATE_LAST_ACTIVITY) {
-                procState = PROCESS_STATE_LAST_ACTIVITY;
-                app.adjType = "previous";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to prev: " + app);
-                }
-            }
-        }
-
-        if (false) Slog.i(TAG, "OOM " + app + ": initial adj=" + adj
-                + " reason=" + app.adjType);
-
-        // By default, we use the computed adjustment.  It may be changed if
-        // there are applications dependent on our services or providers, but
-        // this gives us a baseline and makes sure we don't get into an
-        // infinite recursion. If we're re-evaluating due to cycles, use the previously computed
-        // values.
-        app.setCurRawAdj(!cycleReEval ? adj : Math.min(adj, app.getCurRawAdj()));
-        app.setCurRawProcState(!cycleReEval
-                ? procState
-                : Math.min(procState, app.getCurRawProcState()));
-
-        app.hasStartedServices = false;
-        app.adjSeq = mAdjSeq;
-
-        if (mBackupTarget != null && app == mBackupTarget.app) {
-            // If possible we want to avoid killing apps while they're being backed up
-            if (adj > ProcessList.BACKUP_APP_ADJ) {
-                if (DEBUG_BACKUP) Slog.v(TAG_BACKUP, "oom BACKUP_APP_ADJ for " + app);
-                adj = ProcessList.BACKUP_APP_ADJ;
-                if (procState > ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND) {
-                    procState = ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND;
-                }
-                app.adjType = "backup";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to backup: " + app);
-                }
-                app.cached = false;
-            }
-            if (procState > ActivityManager.PROCESS_STATE_BACKUP) {
-                procState = ActivityManager.PROCESS_STATE_BACKUP;
-                app.adjType = "backup";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to backup: " + app);
-                }
-            }
-        }
-
-        boolean mayBeTop = false;
-        String mayBeTopType = null;
-        Object mayBeTopSource = null;
-        Object mayBeTopTarget = null;
-
-        for (int is = app.services.size()-1;
-                is >= 0 && (adj > ProcessList.FOREGROUND_APP_ADJ
-                        || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
-                        || procState > ActivityManager.PROCESS_STATE_TOP);
-                is--) {
-            ServiceRecord s = app.services.valueAt(is);
-            if (s.startRequested) {
-                app.hasStartedServices = true;
-                if (procState > ActivityManager.PROCESS_STATE_SERVICE) {
-                    procState = ActivityManager.PROCESS_STATE_SERVICE;
-                    app.adjType = "started-services";
-                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                        reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                                "Raise procstate to started service: " + app);
-                    }
-                }
-                if (app.hasShownUi && !wpc.isHomeProcess()) {
-                    // If this process has shown some UI, let it immediately
-                    // go to the LRU list because it may be pretty heavy with
-                    // UI stuff.  We'll tag it with a label just to help
-                    // debug and understand what is going on.
-                    if (adj > ProcessList.SERVICE_ADJ) {
-                        app.adjType = "cch-started-ui-services";
-                    }
-                } else {
-                    if (now < (s.lastActivity + mConstants.MAX_SERVICE_INACTIVITY)) {
-                        // This service has seen some activity within
-                        // recent memory, so we will keep its process ahead
-                        // of the background processes.
-                        if (adj > ProcessList.SERVICE_ADJ) {
-                            adj = ProcessList.SERVICE_ADJ;
-                            app.adjType = "started-services";
-                            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                                reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                                        "Raise adj to started service: " + app);
-                            }
-                            app.cached = false;
-                        }
-                    }
-                    // If we have let the service slide into the background
-                    // state, still have some text describing what it is doing
-                    // even though the service no longer has an impact.
-                    if (adj > ProcessList.SERVICE_ADJ) {
-                        app.adjType = "cch-started-services";
-                    }
-                }
-            }
-
-            for (int conni = s.connections.size()-1;
-                    conni >= 0 && (adj > ProcessList.FOREGROUND_APP_ADJ
-                            || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
-                            || procState > ActivityManager.PROCESS_STATE_TOP);
-                    conni--) {
-                ArrayList<ConnectionRecord> clist = s.connections.valueAt(conni);
-                for (int i = 0;
-                        i < clist.size() && (adj > ProcessList.FOREGROUND_APP_ADJ
-                                || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
-                                || procState > ActivityManager.PROCESS_STATE_TOP);
-                        i++) {
-                    // XXX should compute this based on the max of
-                    // all connected clients.
-                    ConnectionRecord cr = clist.get(i);
-                    if (cr.binding.client == app) {
-                        // Binding to oneself is not interesting.
-                        continue;
-                    }
-
-                    boolean trackedProcState = false;
-                    if ((cr.flags&Context.BIND_WAIVE_PRIORITY) == 0) {
-                        ProcessRecord client = cr.binding.client;
-                        computeOomAdjLocked(client, cachedAdj, TOP_APP, doingAll, now, cycleReEval);
-
-                        if (shouldSkipDueToCycle(app, client, procState, adj, cycleReEval)) {
-                            continue;
-                        }
-
-                        int clientAdj = client.getCurRawAdj();
-                        int clientProcState = client.getCurRawProcState();
-
-                        if (clientProcState >= PROCESS_STATE_CACHED_ACTIVITY) {
-                            // If the other app is cached for any reason, for purposes here
-                            // we are going to consider it empty.  The specific cached state
-                            // doesn't propagate except under certain conditions.
-                            clientProcState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
-                        }
-                        String adjType = null;
-                        if ((cr.flags&Context.BIND_ALLOW_OOM_MANAGEMENT) != 0) {
-                            // Not doing bind OOM management, so treat
-                            // this guy more like a started service.
-                            if (app.hasShownUi && !wpc.isHomeProcess()) {
-                                // If this process has shown some UI, let it immediately
-                                // go to the LRU list because it may be pretty heavy with
-                                // UI stuff.  We'll tag it with a label just to help
-                                // debug and understand what is going on.
-                                if (adj > clientAdj) {
-                                    adjType = "cch-bound-ui-services";
-                                }
-                                app.cached = false;
-                                clientAdj = adj;
-                                clientProcState = procState;
-                            } else {
-                                if (now >= (s.lastActivity + mConstants.MAX_SERVICE_INACTIVITY)) {
-                                    // This service has not seen activity within
-                                    // recent memory, so allow it to drop to the
-                                    // LRU list if there is no other reason to keep
-                                    // it around.  We'll also tag it with a label just
-                                    // to help debug and undertand what is going on.
-                                    if (adj > clientAdj) {
-                                        adjType = "cch-bound-services";
-                                    }
-                                    clientAdj = adj;
-                                }
-                            }
-                        }
-                        if (adj > clientAdj) {
-                            // If this process has recently shown UI, and
-                            // the process that is binding to it is less
-                            // important than being visible, then we don't
-                            // care about the binding as much as we care
-                            // about letting this process get into the LRU
-                            // list to be killed and restarted if needed for
-                            // memory.
-                            if (app.hasShownUi && !wpc.isHomeProcess()
-                                    && clientAdj > ProcessList.PERCEPTIBLE_APP_ADJ) {
-                                if (adj >= ProcessList.CACHED_APP_MIN_ADJ) {
-                                    adjType = "cch-bound-ui-services";
-                                }
-                            } else {
-                                int newAdj;
-                                if ((cr.flags&(Context.BIND_ABOVE_CLIENT
-                                        |Context.BIND_IMPORTANT)) != 0) {
-                                    if (clientAdj >= ProcessList.PERSISTENT_SERVICE_ADJ) {
-                                        newAdj = clientAdj;
-                                    } else {
-                                        // make this service persistent
-                                        newAdj = ProcessList.PERSISTENT_SERVICE_ADJ;
-                                        schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-                                        procState = ActivityManager.PROCESS_STATE_PERSISTENT;
-                                        cr.trackProcState(procState, mAdjSeq, now);
-                                        trackedProcState = true;
-                                    }
-                                } else if ((cr.flags & Context.BIND_ADJUST_BELOW_PERCEPTIBLE) != 0
-                                        && clientAdj < ProcessList.PERCEPTIBLE_APP_ADJ
-                                        && adj > ProcessList.PERCEPTIBLE_APP_ADJ + 1) {
-                                    newAdj = ProcessList.PERCEPTIBLE_APP_ADJ + 1;
-                                } else if ((cr.flags&Context.BIND_NOT_VISIBLE) != 0
-                                        && clientAdj < ProcessList.PERCEPTIBLE_APP_ADJ
-                                        && adj > ProcessList.PERCEPTIBLE_APP_ADJ) {
-                                    newAdj = ProcessList.PERCEPTIBLE_APP_ADJ;
-                                } else if (clientAdj >= ProcessList.PERCEPTIBLE_APP_ADJ) {
-                                    newAdj = clientAdj;
-                                } else {
-                                    if (adj > ProcessList.VISIBLE_APP_ADJ) {
-                                        newAdj = Math.max(clientAdj, ProcessList.VISIBLE_APP_ADJ);
-                                    } else {
-                                        newAdj = adj;
-                                    }
-                                }
-                                if (!client.cached) {
-                                    app.cached = false;
-                                }
-                                if (adj >  newAdj) {
-                                    adj = newAdj;
-                                    app.setCurRawAdj(adj);
-                                    adjType = "service";
-                                }
-                            }
-                        }
-                        if ((cr.flags & (Context.BIND_NOT_FOREGROUND
-                                | Context.BIND_IMPORTANT_BACKGROUND)) == 0) {
-                            // This will treat important bound services identically to
-                            // the top app, which may behave differently than generic
-                            // foreground work.
-                            final int curSchedGroup = client.getCurrentSchedulingGroup();
-                            if (curSchedGroup > schedGroup) {
-                                if ((cr.flags&Context.BIND_IMPORTANT) != 0) {
-                                    schedGroup = curSchedGroup;
-                                } else {
-                                    schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-                                }
-                            }
-                            if (clientProcState <= ActivityManager.PROCESS_STATE_TOP) {
-                                if (clientProcState == ActivityManager.PROCESS_STATE_TOP) {
-                                    // Special handling of clients who are in the top state.
-                                    // We *may* want to consider this process to be in the
-                                    // top state as well, but only if there is not another
-                                    // reason for it to be running.  Being on the top is a
-                                    // special state, meaning you are specifically running
-                                    // for the current top app.  If the process is already
-                                    // running in the background for some other reason, it
-                                    // is more important to continue considering it to be
-                                    // in the background state.
-                                    mayBeTop = true;
-                                    mayBeTopType = "service";
-                                    mayBeTopSource = cr.binding.client;
-                                    mayBeTopTarget = s.instanceName;
-                                    clientProcState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
-                                } else {
-                                    // Special handling for above-top states (persistent
-                                    // processes).  These should not bring the current process
-                                    // into the top state, since they are not on top.  Instead
-                                    // give them the best state after that.
-                                    if ((cr.flags&Context.BIND_FOREGROUND_SERVICE) != 0) {
-                                        clientProcState =
-                                                ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
-                                    } else if (mWakefulness
-                                                    == PowerManagerInternal.WAKEFULNESS_AWAKE &&
-                                            (cr.flags&Context.BIND_FOREGROUND_SERVICE_WHILE_AWAKE)
-                                                    != 0) {
-                                        clientProcState =
-                                                ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
-                                    } else {
-                                        clientProcState =
-                                                ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND;
-                                    }
-                                }
-                            }
-                        } else if ((cr.flags & Context.BIND_IMPORTANT_BACKGROUND) == 0) {
-                            if (clientProcState <
-                                    ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND) {
-                                clientProcState =
-                                        ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND;
-                            }
-                        } else {
-                            if (clientProcState <
-                                    ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND) {
-                                clientProcState =
-                                        ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND;
-                            }
-                        }
-                        if (!trackedProcState) {
-                            cr.trackProcState(clientProcState, mAdjSeq, now);
-                        }
-                        if (procState > clientProcState) {
-                            procState = clientProcState;
-                            app.setCurRawProcState(procState);
-                            if (adjType == null) {
-                                adjType = "service";
-                            }
-                        }
-                        if (procState < ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND
-                                && (cr.flags & Context.BIND_SHOWING_UI) != 0) {
-                            app.setPendingUiClean(true);
-                        }
-                        if (adjType != null) {
-                            app.adjType = adjType;
-                            app.adjTypeCode = ActivityManager.RunningAppProcessInfo
-                                    .REASON_SERVICE_IN_USE;
-                            app.adjSource = cr.binding.client;
-                            app.adjSourceProcState = clientProcState;
-                            app.adjTarget = s.instanceName;
-                            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to " + adjType
-                                        + ": " + app + ", due to " + cr.binding.client
-                                        + " adj=" + adj + " procState="
-                                        + ProcessList.makeProcStateString(procState));
-                            }
-                        }
-                    }
-                    if ((cr.flags&Context.BIND_TREAT_LIKE_ACTIVITY) != 0) {
-                        app.treatLikeActivity = true;
-                    }
-                    final ActivityServiceConnectionsHolder a = cr.activity;
-                    if ((cr.flags&Context.BIND_ADJUST_WITH_ACTIVITY) != 0) {
-                        if (a != null && adj > ProcessList.FOREGROUND_APP_ADJ
-                                && a.isActivityVisible()) {
-                            adj = ProcessList.FOREGROUND_APP_ADJ;
-                            app.setCurRawAdj(adj);
-                            if ((cr.flags&Context.BIND_NOT_FOREGROUND) == 0) {
-                                if ((cr.flags&Context.BIND_IMPORTANT) != 0) {
-                                    schedGroup = ProcessList.SCHED_GROUP_TOP_APP_BOUND;
-                                } else {
-                                    schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-                                }
-                            }
-                            app.cached = false;
-                            app.adjType = "service";
-                            app.adjTypeCode = ActivityManager.RunningAppProcessInfo
-                                    .REASON_SERVICE_IN_USE;
-                            app.adjSource = a;
-                            app.adjSourceProcState = procState;
-                            app.adjTarget = s.instanceName;
-                            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                                reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                                        "Raise to service w/activity: " + app);
-                            }
-                        }
-                    }
-                }
-            }
-        }
-
-        for (int provi = app.pubProviders.size()-1;
-                provi >= 0 && (adj > ProcessList.FOREGROUND_APP_ADJ
-                        || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
-                        || procState > ActivityManager.PROCESS_STATE_TOP);
-                provi--) {
-            ContentProviderRecord cpr = app.pubProviders.valueAt(provi);
-            for (int i = cpr.connections.size()-1;
-                    i >= 0 && (adj > ProcessList.FOREGROUND_APP_ADJ
-                            || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
-                            || procState > ActivityManager.PROCESS_STATE_TOP);
-                    i--) {
-                ContentProviderConnection conn = cpr.connections.get(i);
-                ProcessRecord client = conn.client;
-                if (client == app) {
-                    // Being our own client is not interesting.
-                    continue;
-                }
-                computeOomAdjLocked(client, cachedAdj, TOP_APP, doingAll, now, cycleReEval);
-
-                if (shouldSkipDueToCycle(app, client, procState, adj, cycleReEval)) {
-                    continue;
-                }
-
-                int clientAdj = client.getCurRawAdj();
-                int clientProcState = client.getCurRawProcState();
-
-                if (clientProcState >= PROCESS_STATE_CACHED_ACTIVITY) {
-                    // If the other app is cached for any reason, for purposes here
-                    // we are going to consider it empty.
-                    clientProcState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
-                }
-                String adjType = null;
-                if (adj > clientAdj) {
-                    if (app.hasShownUi && !wpc.isHomeProcess()
-                            && clientAdj > ProcessList.PERCEPTIBLE_APP_ADJ) {
-                        adjType = "cch-ui-provider";
-                    } else {
-                        adj = clientAdj > ProcessList.FOREGROUND_APP_ADJ
-                                ? clientAdj : ProcessList.FOREGROUND_APP_ADJ;
-                        app.setCurRawAdj(adj);
-                        adjType = "provider";
-                    }
-                    app.cached &= client.cached;
-                }
-                if (clientProcState <= ActivityManager.PROCESS_STATE_TOP) {
-                    if (clientProcState == ActivityManager.PROCESS_STATE_TOP) {
-                        // Special handling of clients who are in the top state.
-                        // We *may* want to consider this process to be in the
-                        // top state as well, but only if there is not another
-                        // reason for it to be running.  Being on the top is a
-                        // special state, meaning you are specifically running
-                        // for the current top app.  If the process is already
-                        // running in the background for some other reason, it
-                        // is more important to continue considering it to be
-                        // in the background state.
-                        mayBeTop = true;
-                        clientProcState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
-                        mayBeTopType = adjType = "provider-top";
-                        mayBeTopSource = client;
-                        mayBeTopTarget = cpr.name;
-                    } else {
-                        // Special handling for above-top states (persistent
-                        // processes).  These should not bring the current process
-                        // into the top state, since they are not on top.  Instead
-                        // give them the best state after that.
-                        clientProcState =
-                                ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
-                        if (adjType == null) {
-                            adjType = "provider";
-                        }
-                    }
-                }
-                conn.trackProcState(clientProcState, mAdjSeq, now);
-                if (procState > clientProcState) {
-                    procState = clientProcState;
-                    app.setCurRawProcState(procState);
-                }
-                if (client.getCurrentSchedulingGroup() > schedGroup) {
-                    schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-                }
-                if (adjType != null) {
-                    app.adjType = adjType;
-                    app.adjTypeCode = ActivityManager.RunningAppProcessInfo
-                            .REASON_PROVIDER_IN_USE;
-                    app.adjSource = client;
-                    app.adjSourceProcState = clientProcState;
-                    app.adjTarget = cpr.name;
-                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                        reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to " + adjType
-                                + ": " + app + ", due to " + client
-                                + " adj=" + adj + " procState="
-                                + ProcessList.makeProcStateString(procState));
-                    }
-                }
-            }
-            // If the provider has external (non-framework) process
-            // dependencies, ensure that its adjustment is at least
-            // FOREGROUND_APP_ADJ.
-            if (cpr.hasExternalProcessHandles()) {
-                if (adj > ProcessList.FOREGROUND_APP_ADJ) {
-                    adj = ProcessList.FOREGROUND_APP_ADJ;
-                    app.setCurRawAdj(adj);
-                    schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-                    app.cached = false;
-                    app.adjType = "ext-provider";
-                    app.adjTarget = cpr.name;
-                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                        reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                                "Raise adj to external provider: " + app);
-                    }
-                }
-                if (procState > ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND) {
-                    procState = ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND;
-                    app.setCurRawProcState(procState);
-                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                        reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                                "Raise procstate to external provider: " + app);
-                    }
-                }
-            }
-        }
-
-        if (app.lastProviderTime > 0 &&
-                (app.lastProviderTime+mConstants.CONTENT_PROVIDER_RETAIN_TIME) > now) {
-            if (adj > ProcessList.PREVIOUS_APP_ADJ) {
-                adj = ProcessList.PREVIOUS_APP_ADJ;
-                schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
-                app.cached = false;
-                app.adjType = "recent-provider";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                            "Raise adj to recent provider: " + app);
-                }
-            }
-            if (procState > PROCESS_STATE_LAST_ACTIVITY) {
-                procState = PROCESS_STATE_LAST_ACTIVITY;
-                app.adjType = "recent-provider";
-                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
-                            "Raise procstate to recent provider: " + app);
-                }
-            }
-        }
-
-        if (mayBeTop && procState > ActivityManager.PROCESS_STATE_TOP) {
-            // A client of one of our services or providers is in the top state.  We
-            // *may* want to be in the top state, but not if we are already running in
-            // the background for some other reason.  For the decision here, we are going
-            // to pick out a few specific states that we want to remain in when a client
-            // is top (states that tend to be longer-term) and otherwise allow it to go
-            // to the top state.
-            switch (procState) {
-                case ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE:
-                case ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE:
-                    // Something else is keeping it at this level, just leave it.
-                    break;
-                case ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND:
-                case ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND:
-                case ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND:
-                case ActivityManager.PROCESS_STATE_SERVICE:
-                    // These all are longer-term states, so pull them up to the top
-                    // of the background states, but not all the way to the top state.
-                    procState = ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
-                    app.adjType = mayBeTopType;
-                    app.adjSource = mayBeTopSource;
-                    app.adjTarget = mayBeTopTarget;
-                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                        reportOomAdjMessageLocked(TAG_OOM_ADJ, "May be top raise to " + mayBeTopType
-                                + ": " + app + ", due to " + mayBeTopSource
-                                + " adj=" + adj + " procState="
-                                + ProcessList.makeProcStateString(procState));
-                    }
-                    break;
-                default:
-                    // Otherwise, top is a better choice, so take it.
-                    procState = ActivityManager.PROCESS_STATE_TOP;
-                    app.adjType = mayBeTopType;
-                    app.adjSource = mayBeTopSource;
-                    app.adjTarget = mayBeTopTarget;
-                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
-                        reportOomAdjMessageLocked(TAG_OOM_ADJ, "May be top raise to " + mayBeTopType
-                                + ": " + app + ", due to " + mayBeTopSource
-                                + " adj=" + adj + " procState="
-                                + ProcessList.makeProcStateString(procState));
-                    }
-                    break;
-            }
-        }
-
-        if (procState >= ActivityManager.PROCESS_STATE_CACHED_EMPTY) {
-            if (app.hasClientActivities()) {
-                // This is a cached process, but with client activities.  Mark it so.
-                procState = ActivityManager.PROCESS_STATE_CACHED_ACTIVITY_CLIENT;
-                app.adjType = "cch-client-act";
-            } else if (app.treatLikeActivity) {
-                // This is a cached process, but somebody wants us to treat it like it has
-                // an activity, okay!
-                procState = PROCESS_STATE_CACHED_ACTIVITY;
-                app.adjType = "cch-as-act";
-            }
-        }
-
-        if (adj == ProcessList.SERVICE_ADJ) {
-            if (doingAll) {
-                app.serviceb = mNewNumAServiceProcs > (mNumServiceProcs/3);
-                mNewNumServiceProcs++;
-                //Slog.i(TAG, "ADJ " + app + " serviceb=" + app.serviceb);
-                if (!app.serviceb) {
-                    // This service isn't far enough down on the LRU list to
-                    // normally be a B service, but if we are low on RAM and it
-                    // is large we want to force it down since we would prefer to
-                    // keep launcher over it.
-                    if (mLastMemoryLevel > ProcessStats.ADJ_MEM_FACTOR_NORMAL
-                            && app.lastPss >= mProcessList.getCachedRestoreThresholdKb()) {
-                        app.serviceHighRam = true;
-                        app.serviceb = true;
-                        //Slog.i(TAG, "ADJ " + app + " high ram!");
-                    } else {
-                        mNewNumAServiceProcs++;
-                        //Slog.i(TAG, "ADJ " + app + " not high ram!");
-                    }
-                } else {
-                    app.serviceHighRam = false;
-                }
-            }
-            if (app.serviceb) {
-                adj = ProcessList.SERVICE_B_ADJ;
-            }
-        }
-
-        app.setCurRawAdj(adj);
-
-        //Slog.i(TAG, "OOM ADJ " + app + ": pid=" + app.pid +
-        //      " adj=" + adj + " curAdj=" + app.curAdj + " maxAdj=" + app.maxAdj);
-        if (adj > app.maxAdj) {
-            adj = app.maxAdj;
-            if (app.maxAdj <= ProcessList.PERCEPTIBLE_APP_ADJ) {
-                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
-            }
-        }
-
-        // Put bound foreground services in a special sched group for additional
-        // restrictions on screen off
-        if (procState >= ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE &&
-            mWakefulness != PowerManagerInternal.WAKEFULNESS_AWAKE) {
-            if (schedGroup > ProcessList.SCHED_GROUP_RESTRICTED) {
-                schedGroup = ProcessList.SCHED_GROUP_RESTRICTED;
-            }
-        }
-
-        // Do final modification to adj.  Everything we do between here and applying
-        // the final setAdj must be done in this function, because we will also use
-        // it when computing the final cached adj later.  Note that we don't need to
-        // worry about this for max adj above, since max adj will always be used to
-        // keep it out of the cached vaues.
-        app.curAdj = app.modifyRawOomAdj(adj);
-        app.setCurrentSchedulingGroup(schedGroup);
-        app.setCurProcState(procState);
-        app.setCurRawProcState(procState);
-        app.setHasForegroundActivities(foregroundActivities);
-        app.completedAdjSeq = mAdjSeq;
-
-        // if curAdj or curProcState improved, then this process was promoted
-        return app.curAdj < prevAppAdj || app.getCurProcState() < prevProcState;
-    }
-
-    /**
-     * Checks if for the given app and client, there's a cycle that should skip over the client
-     * for now or use partial values to evaluate the effect of the client binding.
-     * @param app
-     * @param client
-     * @param procState procstate evaluated so far for this app
-     * @param adj oom_adj evaluated so far for this app
-     * @param cycleReEval whether we're currently re-evaluating due to a cycle, and not the first
-     *                    evaluation.
-     * @return whether to skip using the client connection at this time
-     */
-    private boolean shouldSkipDueToCycle(ProcessRecord app, ProcessRecord client,
-            int procState, int adj, boolean cycleReEval) {
-        if (client.containsCycle) {
-            // We've detected a cycle. We should retry computeOomAdjLocked later in
-            // case a later-checked connection from a client  would raise its
-            // priority legitimately.
-            app.containsCycle = true;
-            // If the client has not been completely evaluated, check if it's worth
-            // using the partial values.
-            if (client.completedAdjSeq < mAdjSeq) {
-                if (cycleReEval) {
-                    // If the partial values are no better, skip until the next
-                    // attempt
-                    if (client.getCurRawProcState() >= procState
-                            && client.getCurRawAdj() >= adj) {
-                        return true;
-                    }
-                    // Else use the client's partial procstate and adj to adjust the
-                    // effect of the binding
-                } else {
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-
     private static final class RecordPssRunnable implements Runnable {
         private final ActivityManagerService mService;
         private final ProcessRecord mProc;
@@ -17016,287 +15886,6 @@
         }
     }
 
-    private final boolean applyOomAdjLocked(ProcessRecord app, boolean doingAll, long now,
-            long nowElapsed) {
-        boolean success = true;
-
-        if (app.getCurRawAdj() != app.setRawAdj) {
-            app.setRawAdj = app.getCurRawAdj();
-        }
-
-        int changes = 0;
-
-        if (app.curAdj != app.setAdj) {
-            // don't compact during bootup
-            if (mConstants.USE_COMPACTION && mBooted) {
-                // Perform a minor compaction when a perceptible app becomes the prev/home app
-                // Perform a major compaction when any app enters cached
-                // reminder: here, setAdj is previous state, curAdj is upcoming state
-                if (app.setAdj <= ProcessList.PERCEPTIBLE_APP_ADJ &&
-                    (app.curAdj == ProcessList.PREVIOUS_APP_ADJ ||
-                     app.curAdj == ProcessList.HOME_APP_ADJ)) {
-                    mAppCompact.compactAppSome(app);
-                } else if (app.setAdj < ProcessList.CACHED_APP_MIN_ADJ &&
-                           app.curAdj >= ProcessList.CACHED_APP_MIN_ADJ) {
-                    mAppCompact.compactAppFull(app);
-                }
-            }
-            ProcessList.setOomAdj(app.pid, app.uid, app.curAdj);
-            if (DEBUG_SWITCH || DEBUG_OOM_ADJ || mCurOomAdjUid == app.info.uid) {
-                String msg = "Set " + app.pid + " " + app.processName + " adj "
-                        + app.curAdj + ": " + app.adjType;
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, msg);
-            }
-            app.setAdj = app.curAdj;
-            app.verifiedAdj = ProcessList.INVALID_ADJ;
-        }
-
-        final int curSchedGroup = app.getCurrentSchedulingGroup();
-        if (app.setSchedGroup != curSchedGroup) {
-            int oldSchedGroup = app.setSchedGroup;
-            app.setSchedGroup = curSchedGroup;
-            if (DEBUG_SWITCH || DEBUG_OOM_ADJ || mCurOomAdjUid == app.uid) {
-                String msg = "Setting sched group of " + app.processName
-                        + " to " + curSchedGroup + ": " + app.adjType;
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, msg);
-            }
-            if (app.waitingToKill != null && app.curReceivers.isEmpty()
-                    && app.setSchedGroup == ProcessList.SCHED_GROUP_BACKGROUND) {
-                app.kill(app.waitingToKill, true);
-                success = false;
-            } else {
-                int processGroup;
-                switch (curSchedGroup) {
-                    case ProcessList.SCHED_GROUP_BACKGROUND:
-                        processGroup = THREAD_GROUP_BG_NONINTERACTIVE;
-                        break;
-                    case ProcessList.SCHED_GROUP_TOP_APP:
-                    case ProcessList.SCHED_GROUP_TOP_APP_BOUND:
-                        processGroup = THREAD_GROUP_TOP_APP;
-                        break;
-                    case ProcessList.SCHED_GROUP_RESTRICTED:
-                        processGroup = THREAD_GROUP_RESTRICTED;
-                        break;
-                    default:
-                        processGroup = THREAD_GROUP_DEFAULT;
-                        break;
-                }
-                long oldId = Binder.clearCallingIdentity();
-                try {
-                    setProcessGroup(app.pid, processGroup);
-                    if (curSchedGroup == ProcessList.SCHED_GROUP_TOP_APP) {
-                        // do nothing if we already switched to RT
-                        if (oldSchedGroup != ProcessList.SCHED_GROUP_TOP_APP) {
-                            app.getWindowProcessController().onTopProcChanged();
-                            if (mUseFifoUiScheduling) {
-                                // Switch UI pipeline for app to SCHED_FIFO
-                                app.savedPriority = Process.getThreadPriority(app.pid);
-                                scheduleAsFifoPriority(app.pid, /* suppressLogs */true);
-                                if (app.renderThreadTid != 0) {
-                                    scheduleAsFifoPriority(app.renderThreadTid,
-                                        /* suppressLogs */true);
-                                    if (DEBUG_OOM_ADJ) {
-                                        Slog.d("UI_FIFO", "Set RenderThread (TID " +
-                                            app.renderThreadTid + ") to FIFO");
-                                    }
-                                } else {
-                                    if (DEBUG_OOM_ADJ) {
-                                        Slog.d("UI_FIFO", "Not setting RenderThread TID");
-                                    }
-                                }
-                            } else {
-                                // Boost priority for top app UI and render threads
-                                setThreadPriority(app.pid, TOP_APP_PRIORITY_BOOST);
-                                if (app.renderThreadTid != 0) {
-                                    try {
-                                        setThreadPriority(app.renderThreadTid,
-                                                TOP_APP_PRIORITY_BOOST);
-                                    } catch (IllegalArgumentException e) {
-                                        // thread died, ignore
-                                    }
-                                }
-                            }
-                        }
-                    } else if (oldSchedGroup == ProcessList.SCHED_GROUP_TOP_APP &&
-                            curSchedGroup != ProcessList.SCHED_GROUP_TOP_APP) {
-                        app.getWindowProcessController().onTopProcChanged();
-                        if (mUseFifoUiScheduling) {
-                            try {
-                                // Reset UI pipeline to SCHED_OTHER
-                                setThreadScheduler(app.pid, SCHED_OTHER, 0);
-                                setThreadPriority(app.pid, app.savedPriority);
-                                if (app.renderThreadTid != 0) {
-                                    setThreadScheduler(app.renderThreadTid,
-                                        SCHED_OTHER, 0);
-                                    setThreadPriority(app.renderThreadTid, -4);
-                                }
-                            } catch (IllegalArgumentException e) {
-                                Slog.w(TAG,
-                                        "Failed to set scheduling policy, thread does not exist:\n"
-                                                + e);
-                            } catch (SecurityException e) {
-                                Slog.w(TAG, "Failed to set scheduling policy, not allowed:\n" + e);
-                            }
-                        } else {
-                            // Reset priority for top app UI and render threads
-                            setThreadPriority(app.pid, 0);
-                            if (app.renderThreadTid != 0) {
-                                setThreadPriority(app.renderThreadTid, 0);
-                            }
-                        }
-                    }
-                } catch (Exception e) {
-                    if (false) {
-                        Slog.w(TAG, "Failed setting process group of " + app.pid
-                                + " to " + app.getCurrentSchedulingGroup());
-                        Slog.w(TAG, "at location", e);
-                    }
-                } finally {
-                    Binder.restoreCallingIdentity(oldId);
-                }
-            }
-        }
-        if (app.repForegroundActivities != app.hasForegroundActivities()) {
-            app.repForegroundActivities = app.hasForegroundActivities();
-            changes |= ProcessChangeItem.CHANGE_ACTIVITIES;
-        }
-        if (app.getReportedProcState() != app.getCurProcState()) {
-            app.setReportedProcState(app.getCurProcState());
-            if (app.thread != null) {
-                try {
-                    if (false) {
-                        //RuntimeException h = new RuntimeException("here");
-                        Slog.i(TAG, "Sending new process state " + app.getReportedProcState()
-                                + " to " + app /*, h*/);
-                    }
-                    app.thread.setProcessState(app.getReportedProcState());
-                } catch (RemoteException e) {
-                }
-            }
-        }
-        if (app.setProcState == PROCESS_STATE_NONEXISTENT
-                || ProcessList.procStatesDifferForMem(app.getCurProcState(), app.setProcState)) {
-            if (false && mTestPssMode && app.setProcState >= 0 && app.lastStateTime <= (now-200)) {
-                // Experimental code to more aggressively collect pss while
-                // running test...  the problem is that this tends to collect
-                // the data right when a process is transitioning between process
-                // states, which will tend to give noisy data.
-                long start = SystemClock.uptimeMillis();
-                long startTime = SystemClock.currentThreadTimeMillis();
-                long pss = Debug.getPss(app.pid, mTmpLong, null);
-                long endTime = SystemClock.currentThreadTimeMillis();
-                recordPssSampleLocked(app, app.getCurProcState(), pss, mTmpLong[0], mTmpLong[1],
-                        mTmpLong[2], ProcessStats.ADD_PSS_INTERNAL_SINGLE, endTime-startTime, now);
-                mPendingPssProcesses.remove(app);
-                Slog.i(TAG, "Recorded pss for " + app + " state " + app.setProcState
-                        + " to " + app.getCurProcState() + ": "
-                        + (SystemClock.uptimeMillis()-start) + "ms");
-            }
-            app.lastStateTime = now;
-            app.nextPssTime = ProcessList.computeNextPssTime(app.getCurProcState(),
-                    app.procStateMemTracker, mTestPssMode, mAtmInternal.isSleeping(), now);
-            if (DEBUG_PSS) Slog.d(TAG_PSS, "Process state change from "
-                    + ProcessList.makeProcStateString(app.setProcState) + " to "
-                    + ProcessList.makeProcStateString(app.getCurProcState()) + " next pss in "
-                    + (app.nextPssTime-now) + ": " + app);
-        } else {
-            if (now > app.nextPssTime || (now > (app.lastPssTime+ProcessList.PSS_MAX_INTERVAL)
-                    && now > (app.lastStateTime+ProcessList.minTimeFromStateChange(
-                    mTestPssMode)))) {
-                if (requestPssLocked(app, app.setProcState)) {
-                    app.nextPssTime = ProcessList.computeNextPssTime(app.getCurProcState(),
-                            app.procStateMemTracker, mTestPssMode, mAtmInternal.isSleeping(), now);
-                }
-            } else if (false && DEBUG_PSS) Slog.d(TAG_PSS,
-                    "Not requesting pss of " + app + ": next=" + (app.nextPssTime-now));
-        }
-        if (app.setProcState != app.getCurProcState()) {
-            if (DEBUG_SWITCH || DEBUG_OOM_ADJ || mCurOomAdjUid == app.uid) {
-                String msg = "Proc state change of " + app.processName
-                        + " to " + ProcessList.makeProcStateString(app.getCurProcState())
-                        + " (" + app.getCurProcState() + ")" + ": " + app.adjType;
-                reportOomAdjMessageLocked(TAG_OOM_ADJ, msg);
-            }
-            boolean setImportant = app.setProcState < ActivityManager.PROCESS_STATE_SERVICE;
-            boolean curImportant = app.getCurProcState() < ActivityManager.PROCESS_STATE_SERVICE;
-            if (setImportant && !curImportant) {
-                // This app is no longer something we consider important enough to allow to use
-                // arbitrary amounts of battery power. Note its current CPU time to later know to
-                // kill it if it is not behaving well.
-                app.setWhenUnimportant(now);
-                app.lastCpuTime = 0;
-            }
-            // Inform UsageStats of important process state change
-            // Must be called before updating setProcState
-            maybeUpdateUsageStatsLocked(app, nowElapsed);
-
-            maybeUpdateLastTopTime(app, now);
-
-            app.setProcState = app.getCurProcState();
-            if (app.setProcState >= ActivityManager.PROCESS_STATE_HOME) {
-                app.notCachedSinceIdle = false;
-            }
-            if (!doingAll) {
-                setProcessTrackerStateLocked(app, mProcessStats.getMemFactorLocked(), now);
-            } else {
-                app.procStateChanged = true;
-            }
-        } else if (app.reportedInteraction && (nowElapsed - app.getInteractionEventTime())
-                > mConstants.USAGE_STATS_INTERACTION_INTERVAL) {
-            // For apps that sit around for a long time in the interactive state, we need
-            // to report this at least once a day so they don't go idle.
-            maybeUpdateUsageStatsLocked(app, nowElapsed);
-        }
-
-        if (changes != 0) {
-            if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
-                    "Changes in " + app + ": " + changes);
-            int i = mPendingProcessChanges.size()-1;
-            ProcessChangeItem item = null;
-            while (i >= 0) {
-                item = mPendingProcessChanges.get(i);
-                if (item.pid == app.pid) {
-                    if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
-                            "Re-using existing item: " + item);
-                    break;
-                }
-                i--;
-            }
-            if (i < 0) {
-                // No existing item in pending changes; need a new one.
-                final int NA = mAvailProcessChanges.size();
-                if (NA > 0) {
-                    item = mAvailProcessChanges.remove(NA-1);
-                    if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
-                            "Retrieving available item: " + item);
-                } else {
-                    item = new ProcessChangeItem();
-                    if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
-                            "Allocating new item: " + item);
-                }
-                item.changes = 0;
-                item.pid = app.pid;
-                item.uid = app.info.uid;
-                if (mPendingProcessChanges.size() == 0) {
-                    if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
-                            "*** Enqueueing dispatch processes changed!");
-                    mUiHandler.obtainMessage(DISPATCH_PROCESSES_CHANGED_UI_MSG).sendToTarget();
-                }
-                mPendingProcessChanges.add(item);
-            }
-            item.changes |= changes;
-            item.foregroundActivities = app.repForegroundActivities;
-            if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
-                    "Item " + Integer.toHexString(System.identityHashCode(item))
-                    + " " + app.toShortString() + ": changes=" + item.changes
-                    + " foreground=" + item.foregroundActivities
-                    + " type=" + app.adjType + " source=" + app.adjSource
-                    + " target=" + app.adjTarget);
-        }
-
-        return success;
-    }
-
     private boolean isEphemeralLocked(int uid) {
         String packages[] = mContext.getPackageManager().getPackagesForUid(uid);
         if (packages == null || packages.length != 1) { // Ephemeral apps cannot share uid
@@ -17410,78 +15999,13 @@
         }
     }
 
-    private void maybeUpdateUsageStatsLocked(ProcessRecord app, long nowElapsed) {
-        if (DEBUG_USAGE_STATS) {
-            Slog.d(TAG, "Checking proc [" + Arrays.toString(app.getPackageList())
-                    + "] state changes: old = " + app.setProcState + ", new = "
-                    + app.getCurProcState());
-        }
-        if (mUsageStatsService == null) {
-            return;
-        }
-        boolean isInteraction;
-        // To avoid some abuse patterns, we are going to be careful about what we consider
-        // to be an app interaction.  Being the top activity doesn't count while the display
-        // is sleeping, nor do short foreground services.
-        if (app.getCurProcState() <= ActivityManager.PROCESS_STATE_TOP) {
-            isInteraction = true;
-            app.setFgInteractionTime(0);
-        } else if (app.getCurProcState() <= ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE) {
-            if (app.getFgInteractionTime() == 0) {
-                app.setFgInteractionTime(nowElapsed);
-                isInteraction = false;
-            } else {
-                isInteraction = nowElapsed > app.getFgInteractionTime()
-                        + mConstants.SERVICE_USAGE_INTERACTION_TIME;
-            }
-        } else {
-            isInteraction =
-                    app.getCurProcState() <= ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND;
-            app.setFgInteractionTime(0);
-        }
-        if (isInteraction
-                && (!app.reportedInteraction || (nowElapsed - app.getInteractionEventTime())
-                > mConstants.USAGE_STATS_INTERACTION_INTERVAL)) {
-            app.setInteractionEventTime(nowElapsed);
-            String[] packages = app.getPackageList();
-            if (packages != null) {
-                for (int i = 0; i < packages.length; i++) {
-                    mUsageStatsService.reportEvent(packages[i], app.userId,
-                            UsageEvents.Event.SYSTEM_INTERACTION);
-                }
-            }
-        }
-        app.reportedInteraction = isInteraction;
-        if (!isInteraction) {
-            app.setInteractionEventTime(0);
-        }
-    }
-
-    private void maybeUpdateLastTopTime(ProcessRecord app, long nowUptime) {
-        if (app.setProcState <= ActivityManager.PROCESS_STATE_TOP
-                && app.getCurProcState() > ActivityManager.PROCESS_STATE_TOP) {
-            app.lastTopTime = nowUptime;
-        }
-    }
-
-    private final void setProcessTrackerStateLocked(ProcessRecord proc, int memFactor, long now) {
+    final void setProcessTrackerStateLocked(ProcessRecord proc, int memFactor, long now) {
         if (proc.thread != null && proc.baseProcessTracker != null) {
             proc.baseProcessTracker.setState(
                     proc.getReportedProcState(), memFactor, now, proc.pkgList.mPkgList);
         }
     }
 
-    private final boolean updateOomAdjLocked(ProcessRecord app, int cachedAdj,
-            ProcessRecord TOP_APP, boolean doingAll, long now) {
-        if (app.thread == null) {
-            return false;
-        }
-
-        computeOomAdjLocked(app, cachedAdj, TOP_APP, doingAll, now, false);
-
-        return applyOomAdjLocked(app, doingAll, now, SystemClock.elapsedRealtime());
-    }
-
     @GuardedBy("this")
     final void updateProcessForegroundLocked(ProcessRecord proc, boolean isForeground,
             boolean oomAdj) {
@@ -17564,29 +16088,10 @@
      */
     @GuardedBy("this")
     final boolean updateOomAdjLocked(ProcessRecord app, boolean oomAdjAll) {
-        final ProcessRecord TOP_APP = getTopAppLocked();
-        final boolean wasCached = app.cached;
-
-        mAdjSeq++;
-
-        // This is the desired cached adjusment we want to tell it to use.
-        // If our app is currently cached, we know it, and that is it.  Otherwise,
-        // we don't know it yet, and it needs to now be cached we will then
-        // need to do a complete oom adj.
-        final int cachedAdj = app.getCurRawAdj() >= ProcessList.CACHED_APP_MIN_ADJ
-                ? app.getCurRawAdj() : ProcessList.UNKNOWN_ADJ;
-        boolean success = updateOomAdjLocked(app, cachedAdj, TOP_APP, false,
-                SystemClock.uptimeMillis());
-        if (oomAdjAll
-                && (wasCached != app.cached || app.getCurRawAdj() == ProcessList.UNKNOWN_ADJ)) {
-            // Changed to/from cached state, so apps after it in the LRU
-            // list may also be changed.
-            updateOomAdjLocked();
-        }
-        return success;
+        return mOomAdjuster.updateOomAdjLocked(app, oomAdjAll);
     }
 
-    private static final class ProcStatsRunnable implements Runnable {
+    static final class ProcStatsRunnable implements Runnable {
         private final ActivityManagerService mService;
         private final ProcessStatsService mProcessStats;
 
@@ -17777,387 +16282,7 @@
 
     @GuardedBy("this")
     final void updateOomAdjLocked() {
-        mOomAdjProfiler.oomAdjStarted();
-        final ProcessRecord TOP_APP = getTopAppLocked();
-        final long now = SystemClock.uptimeMillis();
-        final long nowElapsed = SystemClock.elapsedRealtime();
-        final long oldTime = now - ProcessList.MAX_EMPTY_TIME;
-        final int N = mProcessList.getLruSizeLocked();
-
-        // Reset state in all uid records.
-        for (int i=mActiveUids.size()-1; i>=0; i--) {
-            final UidRecord uidRec = mActiveUids.valueAt(i);
-            if (false && DEBUG_UID_OBSERVERS) Slog.i(TAG_UID_OBSERVERS,
-                    "Starting update of " + uidRec);
-            uidRec.reset();
-        }
-
-        if (mAtmInternal != null) {
-            mAtmInternal.rankTaskLayersIfNeeded();
-        }
-
-        mAdjSeq++;
-        mNewNumServiceProcs = 0;
-        mNewNumAServiceProcs = 0;
-
-        final int emptyProcessLimit = mConstants.CUR_MAX_EMPTY_PROCESSES;
-        final int cachedProcessLimit = mConstants.CUR_MAX_CACHED_PROCESSES - emptyProcessLimit;
-
-        // Let's determine how many processes we have running vs.
-        // how many slots we have for background processes; we may want
-        // to put multiple processes in a slot of there are enough of
-        // them.
-        final int numSlots = (ProcessList.CACHED_APP_MAX_ADJ
-                - ProcessList.CACHED_APP_MIN_ADJ + 1) / 2
-                / ProcessList.CACHED_APP_IMPORTANCE_LEVELS;
-        int numEmptyProcs = N - mNumNonCachedProcs - mNumCachedHiddenProcs;
-        if (numEmptyProcs > cachedProcessLimit) {
-            // If there are more empty processes than our limit on cached
-            // processes, then use the cached process limit for the factor.
-            // This ensures that the really old empty processes get pushed
-            // down to the bottom, so if we are running low on memory we will
-            // have a better chance at keeping around more cached processes
-            // instead of a gazillion empty processes.
-            numEmptyProcs = cachedProcessLimit;
-        }
-        int emptyFactor = (numEmptyProcs + numSlots - 1) / numSlots;
-        if (emptyFactor < 1) emptyFactor = 1;
-        int cachedFactor = (mNumCachedHiddenProcs > 0 ? (mNumCachedHiddenProcs + numSlots - 1) : 1)
-                / numSlots;
-        if (cachedFactor < 1) cachedFactor = 1;
-        int stepCached = -1;
-        int stepEmpty = -1;
-        int numCached = 0;
-        int numCachedExtraGroup = 0;
-        int numEmpty = 0;
-        int numTrimming = 0;
-        int lastCachedGroup = 0;
-        int lastCachedGroupImportance = 0;
-        int lastCachedGroupUid = 0;
-
-        mNumNonCachedProcs = 0;
-        mNumCachedHiddenProcs = 0;
-
-        // First update the OOM adjustment for each of the
-        // application processes based on their current state.
-        int curCachedAdj = ProcessList.CACHED_APP_MIN_ADJ;
-        int nextCachedAdj = curCachedAdj + (ProcessList.CACHED_APP_IMPORTANCE_LEVELS * 2);
-        int curCachedImpAdj = 0;
-        int curEmptyAdj = ProcessList.CACHED_APP_MIN_ADJ + ProcessList.CACHED_APP_IMPORTANCE_LEVELS;
-        int nextEmptyAdj = curEmptyAdj + (ProcessList.CACHED_APP_IMPORTANCE_LEVELS * 2);
-
-        boolean retryCycles = false;
-
-        // need to reset cycle state before calling computeOomAdjLocked because of service connections
-        for (int i=N-1; i>=0; i--) {
-            ProcessRecord app = mProcessList.mLruProcesses.get(i);
-            app.containsCycle = false;
-            app.setCurRawProcState(PROCESS_STATE_CACHED_EMPTY);
-            app.setCurRawAdj(ProcessList.UNKNOWN_ADJ);
-        }
-        for (int i=N-1; i>=0; i--) {
-            ProcessRecord app = mProcessList.mLruProcesses.get(i);
-            if (!app.killedByAm && app.thread != null) {
-                app.procStateChanged = false;
-                computeOomAdjLocked(app, ProcessList.UNKNOWN_ADJ, TOP_APP, true, now, false);
-
-                // if any app encountered a cycle, we need to perform an additional loop later
-                retryCycles |= app.containsCycle;
-
-                // If we haven't yet assigned the final cached adj
-                // to the process, do that now.
-                if (app.curAdj >= ProcessList.UNKNOWN_ADJ) {
-                    switch (app.getCurProcState()) {
-                        case PROCESS_STATE_CACHED_ACTIVITY:
-                        case ActivityManager.PROCESS_STATE_CACHED_ACTIVITY_CLIENT:
-                        case ActivityManager.PROCESS_STATE_CACHED_RECENT:
-                            // Figure out the next cached level, taking into account groups.
-                            boolean inGroup = false;
-                            if (app.connectionGroup != 0) {
-                                if (lastCachedGroupUid == app.uid
-                                        && lastCachedGroup == app.connectionGroup) {
-                                    // This is in the same group as the last process, just tweak
-                                    // adjustment by importance.
-                                    if (app.connectionImportance > lastCachedGroupImportance) {
-                                        lastCachedGroupImportance = app.connectionImportance;
-                                        if (curCachedAdj < nextCachedAdj
-                                                && curCachedAdj < ProcessList.CACHED_APP_MAX_ADJ) {
-                                            curCachedImpAdj++;
-                                        }
-                                    }
-                                    inGroup = true;
-                                } else {
-                                    lastCachedGroupUid = app.uid;
-                                    lastCachedGroup = app.connectionGroup;
-                                    lastCachedGroupImportance = app.connectionImportance;
-                                }
-                            }
-                            if (!inGroup && curCachedAdj != nextCachedAdj) {
-                                stepCached++;
-                                curCachedImpAdj = 0;
-                                if (stepCached >= cachedFactor) {
-                                    stepCached = 0;
-                                    curCachedAdj = nextCachedAdj;
-                                    nextCachedAdj += ProcessList.CACHED_APP_IMPORTANCE_LEVELS * 2;
-                                    if (nextCachedAdj > ProcessList.CACHED_APP_MAX_ADJ) {
-                                        nextCachedAdj = ProcessList.CACHED_APP_MAX_ADJ;
-                                    }
-                                }
-                            }
-                            // This process is a cached process holding activities...
-                            // assign it the next cached value for that type, and then
-                            // step that cached level.
-                            app.setCurRawAdj(curCachedAdj + curCachedImpAdj);
-                            app.curAdj = app.modifyRawOomAdj(curCachedAdj + curCachedImpAdj);
-                            if (DEBUG_LRU && false) Slog.d(TAG_LRU, "Assigning activity LRU #" + i
-                                    + " adj: " + app.curAdj + " (curCachedAdj=" + curCachedAdj
-                                    + " curCachedImpAdj=" + curCachedImpAdj + ")");
-                            break;
-                        default:
-                            // Figure out the next cached level.
-                            if (curEmptyAdj != nextEmptyAdj) {
-                                stepEmpty++;
-                                if (stepEmpty >= emptyFactor) {
-                                    stepEmpty = 0;
-                                    curEmptyAdj = nextEmptyAdj;
-                                    nextEmptyAdj += ProcessList.CACHED_APP_IMPORTANCE_LEVELS * 2;
-                                    if (nextEmptyAdj > ProcessList.CACHED_APP_MAX_ADJ) {
-                                        nextEmptyAdj = ProcessList.CACHED_APP_MAX_ADJ;
-                                    }
-                                }
-                            }
-                            // For everything else, assign next empty cached process
-                            // level and bump that up.  Note that this means that
-                            // long-running services that have dropped down to the
-                            // cached level will be treated as empty (since their process
-                            // state is still as a service), which is what we want.
-                            app.setCurRawAdj(curEmptyAdj);
-                            app.curAdj = app.modifyRawOomAdj(curEmptyAdj);
-                            if (DEBUG_LRU && false) Slog.d(TAG_LRU, "Assigning empty LRU #" + i
-                                    + " adj: " + app.curAdj + " (curEmptyAdj=" + curEmptyAdj
-                                    + ")");
-                            break;
-                    }
-                }
-            }
-        }
-
-        // Cycle strategy:
-        // - Retry computing any process that has encountered a cycle.
-        // - Continue retrying until no process was promoted.
-        // - Iterate from least important to most important.
-        int cycleCount = 0;
-        while (retryCycles && cycleCount < 10) {
-            cycleCount++;
-            retryCycles = false;
-
-            for (int i=0; i<N; i++) {
-                ProcessRecord app = mProcessList.mLruProcesses.get(i);
-                if (!app.killedByAm && app.thread != null && app.containsCycle == true) {
-                    app.adjSeq--;
-                    app.completedAdjSeq--;
-                }
-            }
-
-            for (int i=0; i<N; i++) {
-                ProcessRecord app = mProcessList.mLruProcesses.get(i);
-                if (!app.killedByAm && app.thread != null && app.containsCycle == true) {
-                    if (computeOomAdjLocked(app, ProcessList.UNKNOWN_ADJ, TOP_APP, true, now,
-                            true)) {
-                        retryCycles = true;
-                    }
-                }
-            }
-        }
-
-        lastCachedGroup = lastCachedGroupUid = 0;
-
-        for (int i=N-1; i>=0; i--) {
-            ProcessRecord app = mProcessList.mLruProcesses.get(i);
-            if (!app.killedByAm && app.thread != null) {
-                applyOomAdjLocked(app, true, now, nowElapsed);
-
-                // Count the number of process types.
-                switch (app.getCurProcState()) {
-                    case PROCESS_STATE_CACHED_ACTIVITY:
-                    case ActivityManager.PROCESS_STATE_CACHED_ACTIVITY_CLIENT:
-                        mNumCachedHiddenProcs++;
-                        numCached++;
-                        if (app.connectionGroup != 0) {
-                            if (lastCachedGroupUid == app.uid
-                                    && lastCachedGroup == app.connectionGroup) {
-                                // If this process is the next in the same group, we don't
-                                // want it to count against our limit of the number of cached
-                                // processes, so bump up the group count to account for it.
-                                numCachedExtraGroup++;
-                            } else {
-                                lastCachedGroupUid = app.uid;
-                                lastCachedGroup = app.connectionGroup;
-                            }
-                        } else {
-                            lastCachedGroupUid = lastCachedGroup = 0;
-                        }
-                        if ((numCached - numCachedExtraGroup) > cachedProcessLimit) {
-                            app.kill("cached #" + numCached, true);
-                        }
-                        break;
-                    case ActivityManager.PROCESS_STATE_CACHED_EMPTY:
-                        if (numEmpty > mConstants.CUR_TRIM_EMPTY_PROCESSES
-                                && app.lastActivityTime < oldTime) {
-                            app.kill("empty for "
-                                    + ((oldTime + ProcessList.MAX_EMPTY_TIME - app.lastActivityTime)
-                                    / 1000) + "s", true);
-                        } else {
-                            numEmpty++;
-                            if (numEmpty > emptyProcessLimit) {
-                                app.kill("empty #" + numEmpty, true);
-                            }
-                        }
-                        break;
-                    default:
-                        mNumNonCachedProcs++;
-                        break;
-                }
-
-                if (app.isolated && app.services.size() <= 0 && app.isolatedEntryPoint == null) {
-                    // If this is an isolated process, there are no services
-                    // running in it, and it's not a special process with a
-                    // custom entry point, then the process is no longer
-                    // needed.  We agressively kill these because we can by
-                    // definition not re-use the same process again, and it is
-                    // good to avoid having whatever code was running in them
-                    // left sitting around after no longer needed.
-                    app.kill("isolated not needed", true);
-                } else {
-                    // Keeping this process, update its uid.
-                    final UidRecord uidRec = app.uidRecord;
-                    if (uidRec != null) {
-                        uidRec.ephemeral = app.info.isInstantApp();
-                        if (uidRec.getCurProcState() > app.getCurProcState()) {
-                            uidRec.setCurProcState(app.getCurProcState());
-                        }
-                        if (app.hasForegroundServices()) {
-                            uidRec.foregroundServices = true;
-                        }
-                    }
-                }
-
-                if (app.getCurProcState() >= ActivityManager.PROCESS_STATE_HOME
-                        && !app.killedByAm) {
-                    numTrimming++;
-                }
-            }
-        }
-
-        incrementProcStateSeqAndNotifyAppsLocked();
-
-        mNumServiceProcs = mNewNumServiceProcs;
-
-        boolean allChanged = updateLowMemStateLocked(numCached, numEmpty, numTrimming);
-
-        if (mAlwaysFinishActivities) {
-            // Need to do this on its own message because the stack may not
-            // be in a consistent state at this point.
-            mAtmInternal.scheduleDestroyAllActivities("always-finish");
-        }
-
-        if (allChanged) {
-            requestPssAllProcsLocked(now, false, mProcessStats.isMemFactorLowered());
-        }
-
-        ArrayList<UidRecord> becameIdle = null;
-
-        // Update from any uid changes.
-        if (mLocalPowerManager != null) {
-            mLocalPowerManager.startUidChanges();
-        }
-        for (int i=mActiveUids.size()-1; i>=0; i--) {
-            final UidRecord uidRec = mActiveUids.valueAt(i);
-            int uidChange = UidRecord.CHANGE_PROCSTATE;
-            if (uidRec.getCurProcState() != PROCESS_STATE_NONEXISTENT
-                    && (uidRec.setProcState != uidRec.getCurProcState()
-                           || uidRec.setWhitelist != uidRec.curWhitelist)) {
-                if (DEBUG_UID_OBSERVERS) Slog.i(TAG_UID_OBSERVERS, "Changes in " + uidRec
-                        + ": proc state from " + uidRec.setProcState + " to "
-                        + uidRec.getCurProcState() + ", whitelist from " + uidRec.setWhitelist
-                        + " to " + uidRec.curWhitelist);
-                if (ActivityManager.isProcStateBackground(uidRec.getCurProcState())
-                        && !uidRec.curWhitelist) {
-                    // UID is now in the background (and not on the temp whitelist).  Was it
-                    // previously in the foreground (or on the temp whitelist)?
-                    if (!ActivityManager.isProcStateBackground(uidRec.setProcState)
-                            || uidRec.setWhitelist) {
-                        uidRec.lastBackgroundTime = nowElapsed;
-                        if (!mHandler.hasMessages(IDLE_UIDS_MSG)) {
-                            // Note: the background settle time is in elapsed realtime, while
-                            // the handler time base is uptime.  All this means is that we may
-                            // stop background uids later than we had intended, but that only
-                            // happens because the device was sleeping so we are okay anyway.
-                            mHandler.sendEmptyMessageDelayed(IDLE_UIDS_MSG,
-                                    mConstants.BACKGROUND_SETTLE_TIME);
-                        }
-                    }
-                    if (uidRec.idle && !uidRec.setIdle) {
-                        uidChange = UidRecord.CHANGE_IDLE;
-                        if (becameIdle == null) {
-                            becameIdle = new ArrayList<>();
-                        }
-                        becameIdle.add(uidRec);
-                    }
-                } else {
-                    if (uidRec.idle) {
-                        uidChange = UidRecord.CHANGE_ACTIVE;
-                        EventLogTags.writeAmUidActive(uidRec.uid);
-                        uidRec.idle = false;
-                    }
-                    uidRec.lastBackgroundTime = 0;
-                }
-                final boolean wasCached = uidRec.setProcState
-                        > ActivityManager.PROCESS_STATE_RECEIVER;
-                final boolean isCached = uidRec.getCurProcState()
-                        > ActivityManager.PROCESS_STATE_RECEIVER;
-                if (wasCached != isCached || uidRec.setProcState == PROCESS_STATE_NONEXISTENT) {
-                    uidChange |= isCached ? UidRecord.CHANGE_CACHED : UidRecord.CHANGE_UNCACHED;
-                }
-                uidRec.setProcState = uidRec.getCurProcState();
-                uidRec.setWhitelist = uidRec.curWhitelist;
-                uidRec.setIdle = uidRec.idle;
-                enqueueUidChangeLocked(uidRec, -1, uidChange);
-                noteUidProcessState(uidRec.uid, uidRec.getCurProcState());
-                if (uidRec.foregroundServices) {
-                    mServices.foregroundServiceProcStateChangedLocked(uidRec);
-                }
-            }
-        }
-        if (mLocalPowerManager != null) {
-            mLocalPowerManager.finishUidChanges();
-        }
-
-        if (becameIdle != null) {
-            // If we have any new uids that became idle this time, we need to make sure
-            // they aren't left with running services.
-            for (int i = becameIdle.size() - 1; i >= 0; i--) {
-                mServices.stopInBackgroundLocked(becameIdle.get(i).uid);
-            }
-        }
-
-        if (mProcessStats.shouldWriteNowLocked(now)) {
-            mHandler.post(new ProcStatsRunnable(ActivityManagerService.this, mProcessStats));
-        }
-
-        // Run this after making sure all procstates are updated.
-        mProcessStats.updateTrackingAssociationsLocked(mAdjSeq, now);
-
-        if (DEBUG_OOM_ADJ) {
-            final long duration = SystemClock.uptimeMillis() - now;
-            if (false) {
-                Slog.d(TAG_OOM_ADJ, "Did OOM ADJ in " + duration + "ms",
-                        new RuntimeException("here").fillInStackTrace());
-            } else {
-                Slog.d(TAG_OOM_ADJ, "Did OOM ADJ in " + duration + "ms");
-            }
-        }
-        mOomAdjProfiler.oomAdjEnded();
+        mOomAdjuster.updateOomAdjLocked();
     }
 
     @Override
@@ -18192,9 +16317,9 @@
                     mLocalPowerManager.startUidChanges();
                 }
                 final int appId = UserHandle.getAppId(pkgUid);
-                final int N = mActiveUids.size();
-                for (int i=N-1; i>=0; i--) {
-                    final UidRecord uidRec = mActiveUids.valueAt(i);
+                final int N = mProcessList.mActiveUids.size();
+                for (int i = N - 1; i >= 0; i--) {
+                    final UidRecord uidRec = mProcessList.mActiveUids.valueAt(i);
                     final long bgTime = uidRec.lastBackgroundTime;
                     if (bgTime > 0 && !uidRec.idle) {
                         if (UserHandle.getAppId(uidRec.uid) == appId) {
@@ -18219,49 +16344,17 @@
         }
     }
 
+    /** Make the currently active UIDs idle after a certain grace period. */
     final void idleUids() {
         synchronized (this) {
-            final int N = mActiveUids.size();
-            if (N <= 0) {
-                return;
-            }
-            final long nowElapsed = SystemClock.elapsedRealtime();
-            final long maxBgTime = nowElapsed - mConstants.BACKGROUND_SETTLE_TIME;
-            long nextTime = 0;
-            if (mLocalPowerManager != null) {
-                mLocalPowerManager.startUidChanges();
-            }
-            for (int i=N-1; i>=0; i--) {
-                final UidRecord uidRec = mActiveUids.valueAt(i);
-                final long bgTime = uidRec.lastBackgroundTime;
-                if (bgTime > 0 && !uidRec.idle) {
-                    if (bgTime <= maxBgTime) {
-                        EventLogTags.writeAmUidIdle(uidRec.uid);
-                        uidRec.idle = true;
-                        uidRec.setIdle = true;
-                        doStopUidLocked(uidRec.uid, uidRec);
-                    } else {
-                        if (nextTime == 0 || nextTime > bgTime) {
-                            nextTime = bgTime;
-                        }
-                    }
-                }
-            }
-            if (mLocalPowerManager != null) {
-                mLocalPowerManager.finishUidChanges();
-            }
-            if (nextTime > 0) {
-                mHandler.removeMessages(IDLE_UIDS_MSG);
-                mHandler.sendEmptyMessageDelayed(IDLE_UIDS_MSG,
-                        nextTime + mConstants.BACKGROUND_SETTLE_TIME - nowElapsed);
-            }
+            mOomAdjuster.idleUidsLocked();
         }
     }
 
     /**
      * Checks if any uid is coming from background to foreground or vice versa and if so, increments
      * the {@link UidRecord#curProcStateSeq} corresponding to that uid using global seq counter
-     * {@link #mProcStateSeqCounter} and notifies the app if it needs to block.
+     * {@link ProcessList#mProcStateSeqCounter} and notifies the app if it needs to block.
      */
     @VisibleForTesting
     @GuardedBy("this")
@@ -18271,8 +16364,8 @@
         }
         // Used for identifying which uids need to block for network.
         ArrayList<Integer> blockingUids = null;
-        for (int i = mActiveUids.size() - 1; i >= 0; --i) {
-            final UidRecord uidRec = mActiveUids.valueAt(i);
+        for (int i = mProcessList.mActiveUids.size() - 1; i >= 0; --i) {
+            final UidRecord uidRec = mProcessList.mActiveUids.valueAt(i);
             // If the network is not restricted for uid, then nothing to do here.
             if (!mInjector.isNetworkRestrictedForUid(uidRec.uid)) {
                 continue;
@@ -18320,13 +16413,15 @@
                 continue;
             }
             if (!app.killedByAm && app.thread != null) {
-                final UidRecord uidRec = mActiveUids.get(app.uid);
+                final UidRecord uidRec = mProcessList.getUidRecordLocked(app.uid);
                 try {
                     if (DEBUG_NETWORK) {
                         Slog.d(TAG_NETWORK, "Informing app thread that it needs to block: "
                                 + uidRec);
                     }
-                    app.thread.setNetworkBlockSeq(uidRec.curProcStateSeq);
+                    if (uidRec != null) {
+                        app.thread.setNetworkBlockSeq(uidRec.curProcStateSeq);
+                    }
                 } catch (RemoteException ignored) {
                 }
             }
@@ -18367,7 +16462,7 @@
 
     final void runInBackgroundDisabled(int uid) {
         synchronized (this) {
-            UidRecord uidRec = mActiveUids.get(uid);
+            UidRecord uidRec = mProcessList.getUidRecordLocked(uid);
             if (uidRec != null) {
                 // This uid is actually running...  should it be considered background now?
                 if (uidRec.idle) {
@@ -18380,24 +16475,7 @@
         }
     }
 
-    /**
-     * Call {@link #doStopUidLocked} (which will also stop background services) for all idle UIDs.
-     */
-    void doStopUidForIdleUidsLocked() {
-        final int size = mActiveUids.size();
-        for (int i = 0; i < size; i++) {
-            final int uid = mActiveUids.keyAt(i);
-            if (UserHandle.isCore(uid)) {
-                continue;
-            }
-            final UidRecord uidRec = mActiveUids.valueAt(i);
-            if (!uidRec.idle) {
-                continue;
-            }
-            doStopUidLocked(uidRec.uid, uidRec);
-        }
-    }
-
+    @GuardedBy("this")
     final void doStopUidLocked(int uid, final UidRecord uidRec) {
         mServices.stopInBackgroundLocked(uid);
         enqueueUidChangeLocked(uidRec, uid, UidRecord.CHANGE_IDLE);
@@ -18481,27 +16559,12 @@
 
     @GuardedBy("this")
     final void setAppIdTempWhitelistStateLocked(int appId, boolean onWhitelist) {
-        boolean changed = false;
-        for (int i=mActiveUids.size()-1; i>=0; i--) {
-            final UidRecord uidRec = mActiveUids.valueAt(i);
-            if (UserHandle.getAppId(uidRec.uid) == appId && uidRec.curWhitelist != onWhitelist) {
-                uidRec.curWhitelist = onWhitelist;
-                changed = true;
-            }
-        }
-        if (changed) {
-            updateOomAdjLocked();
-        }
+        mOomAdjuster.setAppIdTempWhitelistStateLocked(appId, onWhitelist);
     }
 
     @GuardedBy("this")
     final void setUidTempWhitelistStateLocked(int uid, boolean onWhitelist) {
-        boolean changed = false;
-        final UidRecord uidRec = mActiveUids.get(uid);
-        if (uidRec != null && uidRec.curWhitelist != onWhitelist) {
-            uidRec.curWhitelist = onWhitelist;
-            updateOomAdjLocked();
-        }
+        mOomAdjuster.setUidTempWhitelistStateLocked(uid, onWhitelist);
     }
 
     final void trimApplications() {
@@ -19164,7 +17227,7 @@
             }
             UidRecord record;
             synchronized (ActivityManagerService.this) {
-                record = mActiveUids.get(uid);
+                record = mProcessList.getUidRecordLocked(uid);
                 if (record == null) {
                     if (DEBUG_NETWORK) {
                         Slog.d(TAG_NETWORK, "No active uidRecord for uid: " + uid
@@ -19783,7 +17846,7 @@
         }
         UidRecord record;
         synchronized (this) {
-            record = mActiveUids.get(callingUid);
+            record = mProcessList.getUidRecordLocked(callingUid);
             if (record == null) {
                 return;
             }
diff --git a/services/core/java/com/android/server/am/OomAdjuster.java b/services/core/java/com/android/server/am/OomAdjuster.java
new file mode 100644
index 0000000..cb4cac9
--- /dev/null
+++ b/services/core/java/com/android/server/am/OomAdjuster.java
@@ -0,0 +1,2100 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.am;
+
+import static android.app.ActivityManager.PROCESS_STATE_CACHED_ACTIVITY;
+import static android.app.ActivityManager.PROCESS_STATE_CACHED_EMPTY;
+import static android.app.ActivityManager.PROCESS_STATE_LAST_ACTIVITY;
+import static android.app.ActivityManager.PROCESS_STATE_NONEXISTENT;
+import static android.os.Process.SCHED_OTHER;
+import static android.os.Process.THREAD_GROUP_BG_NONINTERACTIVE;
+import static android.os.Process.THREAD_GROUP_DEFAULT;
+import static android.os.Process.THREAD_GROUP_RESTRICTED;
+import static android.os.Process.THREAD_GROUP_TOP_APP;
+import static android.os.Process.setProcessGroup;
+import static android.os.Process.setThreadPriority;
+import static android.os.Process.setThreadScheduler;
+
+import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_BACKUP;
+import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_LRU;
+import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_OOM_ADJ;
+import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_OOM_ADJ_REASON;
+import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_PROCESS_OBSERVERS;
+import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_PSS;
+import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_UID_OBSERVERS;
+import static com.android.server.am.ActivityManagerDebugConfig.DEBUG_USAGE_STATS;
+import static com.android.server.am.ActivityManagerService.DISPATCH_OOM_ADJ_OBSERVER_MSG;
+import static com.android.server.am.ActivityManagerService.DISPATCH_PROCESSES_CHANGED_UI_MSG;
+import static com.android.server.am.ActivityManagerService.IDLE_UIDS_MSG;
+import static com.android.server.am.ActivityManagerService.TAG_BACKUP;
+import static com.android.server.am.ActivityManagerService.TAG_LRU;
+import static com.android.server.am.ActivityManagerService.TAG_OOM_ADJ;
+import static com.android.server.am.ActivityManagerService.TAG_PROCESS_OBSERVERS;
+import static com.android.server.am.ActivityManagerService.TAG_PSS;
+import static com.android.server.am.ActivityManagerService.TAG_UID_OBSERVERS;
+import static com.android.server.am.ActivityManagerService.TOP_APP_PRIORITY_BOOST;
+import static com.android.server.wm.ActivityTaskManagerDebugConfig.DEBUG_SWITCH;
+
+import android.app.ActivityManager;
+import android.app.usage.UsageEvents;
+import android.content.Context;
+import android.os.Binder;
+import android.os.Debug;
+import android.os.PowerManagerInternal;
+import android.os.Process;
+import android.os.RemoteException;
+import android.os.SystemClock;
+import android.os.UserHandle;
+import android.util.ArraySet;
+import android.util.Slog;
+import android.util.proto.ProtoOutputStream;
+
+import com.android.internal.annotations.GuardedBy;
+import com.android.internal.app.procstats.ProcessStats;
+import com.android.server.LocalServices;
+import com.android.server.wm.ActivityServiceConnectionsHolder;
+import com.android.server.wm.WindowProcessController;
+
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+/**
+ * All of the code required to compute proc states and oom_adj values.
+ */
+public final class OomAdjuster {
+    private static final String TAG = "OomAdjuster";
+
+    /**
+     * For some direct access we need to power manager.
+     */
+    PowerManagerInternal mLocalPowerManager;
+
+    /**
+     * Service for compacting background apps.
+     */
+    AppCompactor mAppCompact;
+
+    ActivityManagerConstants mConstants;
+
+    final long[] mTmpLong = new long[3];
+
+    /**
+     * Current sequence id for oom_adj computation traversal.
+     */
+    int mAdjSeq = 0;
+
+    /**
+     * Keep track of the number of service processes we last found, to
+     * determine on the next iteration which should be B services.
+     */
+    int mNumServiceProcs = 0;
+    int mNewNumAServiceProcs = 0;
+    int mNewNumServiceProcs = 0;
+
+    /**
+     * Keep track of the non-cached/empty process we last found, to help
+     * determine how to distribute cached/empty processes next time.
+     */
+    int mNumNonCachedProcs = 0;
+
+    /**
+     * Keep track of the number of cached hidden procs, to balance oom adj
+     * distribution between those and empty procs.
+     */
+    int mNumCachedHiddenProcs = 0;
+
+    /** Track all uids that have actively running processes. */
+    ActiveUids mActiveUids;
+
+    private final ArraySet<BroadcastQueue> mTmpBroadcastQueue = new ArraySet();
+
+    private final ActivityManagerService mService;
+    private final ProcessList mProcessList;
+
+    OomAdjuster(ActivityManagerService service, ProcessList processList, ActiveUids activeUids) {
+        mService = service;
+        mProcessList = processList;
+        mActiveUids = activeUids;
+
+        mLocalPowerManager = LocalServices.getService(PowerManagerInternal.class);
+        mAppCompact = new AppCompactor(mService);
+        mConstants = mService.mConstants;
+    }
+
+    /**
+     * Update OomAdj for a specific process.
+     * @param app The process to update
+     * @param oomAdjAll If it's ok to call updateOomAdjLocked() for all running apps
+     *                  if necessary, or skip.
+     * @return whether updateOomAdjLocked(app) was successful.
+     */
+    @GuardedBy("mService")
+    final boolean updateOomAdjLocked(ProcessRecord app, boolean oomAdjAll) {
+        final ProcessRecord TOP_APP = mService.getTopAppLocked();
+        final boolean wasCached = app.cached;
+
+        mAdjSeq++;
+
+        // This is the desired cached adjusment we want to tell it to use.
+        // If our app is currently cached, we know it, and that is it.  Otherwise,
+        // we don't know it yet, and it needs to now be cached we will then
+        // need to do a complete oom adj.
+        final int cachedAdj = app.getCurRawAdj() >= ProcessList.CACHED_APP_MIN_ADJ
+                ? app.getCurRawAdj() : ProcessList.UNKNOWN_ADJ;
+        boolean success = updateOomAdjLocked(app, cachedAdj, TOP_APP, false,
+                SystemClock.uptimeMillis());
+        if (oomAdjAll
+                && (wasCached != app.cached || app.getCurRawAdj() == ProcessList.UNKNOWN_ADJ)) {
+            // Changed to/from cached state, so apps after it in the LRU
+            // list may also be changed.
+            updateOomAdjLocked();
+        }
+        return success;
+    }
+
+    @GuardedBy("mService")
+    private final boolean updateOomAdjLocked(ProcessRecord app, int cachedAdj,
+            ProcessRecord TOP_APP, boolean doingAll, long now) {
+        if (app.thread == null) {
+            return false;
+        }
+
+        computeOomAdjLocked(app, cachedAdj, TOP_APP, doingAll, now, false);
+
+        return applyOomAdjLocked(app, doingAll, now, SystemClock.elapsedRealtime());
+    }
+
+    @GuardedBy("mService")
+    final void updateOomAdjLocked() {
+        mService.mOomAdjProfiler.oomAdjStarted();
+        final ProcessRecord TOP_APP = mService.getTopAppLocked();
+        final long now = SystemClock.uptimeMillis();
+        final long nowElapsed = SystemClock.elapsedRealtime();
+        final long oldTime = now - ProcessList.MAX_EMPTY_TIME;
+        final int N = mProcessList.getLruSizeLocked();
+
+        // Reset state in all uid records.
+        for (int  i = mActiveUids.size() - 1; i >= 0; i--) {
+            final UidRecord uidRec = mActiveUids.valueAt(i);
+            if (false && DEBUG_UID_OBSERVERS) Slog.i(TAG_UID_OBSERVERS,
+                    "Starting update of " + uidRec);
+            uidRec.reset();
+        }
+
+        if (mService.mAtmInternal != null) {
+            mService.mAtmInternal.rankTaskLayersIfNeeded();
+        }
+
+        mAdjSeq++;
+        mNewNumServiceProcs = 0;
+        mNewNumAServiceProcs = 0;
+
+        final int emptyProcessLimit = mConstants.CUR_MAX_EMPTY_PROCESSES;
+        final int cachedProcessLimit = mConstants.CUR_MAX_CACHED_PROCESSES
+                - emptyProcessLimit;
+
+        // Let's determine how many processes we have running vs.
+        // how many slots we have for background processes; we may want
+        // to put multiple processes in a slot of there are enough of
+        // them.
+        final int numSlots = (ProcessList.CACHED_APP_MAX_ADJ
+                - ProcessList.CACHED_APP_MIN_ADJ + 1) / 2
+                / ProcessList.CACHED_APP_IMPORTANCE_LEVELS;
+        int numEmptyProcs = N - mNumNonCachedProcs - mNumCachedHiddenProcs;
+        if (numEmptyProcs > cachedProcessLimit) {
+            // If there are more empty processes than our limit on cached
+            // processes, then use the cached process limit for the factor.
+            // This ensures that the really old empty processes get pushed
+            // down to the bottom, so if we are running low on memory we will
+            // have a better chance at keeping around more cached processes
+            // instead of a gazillion empty processes.
+            numEmptyProcs = cachedProcessLimit;
+        }
+        int emptyFactor = (numEmptyProcs + numSlots - 1) / numSlots;
+        if (emptyFactor < 1) emptyFactor = 1;
+        int cachedFactor = (mNumCachedHiddenProcs > 0 ? (mNumCachedHiddenProcs + numSlots - 1) : 1)
+                / numSlots;
+        if (cachedFactor < 1) cachedFactor = 1;
+        int stepCached = -1;
+        int stepEmpty = -1;
+        int numCached = 0;
+        int numCachedExtraGroup = 0;
+        int numEmpty = 0;
+        int numTrimming = 0;
+        int lastCachedGroup = 0;
+        int lastCachedGroupImportance = 0;
+        int lastCachedGroupUid = 0;
+
+        mNumNonCachedProcs = 0;
+        mNumCachedHiddenProcs = 0;
+
+        // First update the OOM adjustment for each of the
+        // application processes based on their current state.
+        int curCachedAdj = ProcessList.CACHED_APP_MIN_ADJ;
+        int nextCachedAdj = curCachedAdj + (ProcessList.CACHED_APP_IMPORTANCE_LEVELS * 2);
+        int curCachedImpAdj = 0;
+        int curEmptyAdj = ProcessList.CACHED_APP_MIN_ADJ + ProcessList.CACHED_APP_IMPORTANCE_LEVELS;
+        int nextEmptyAdj = curEmptyAdj + (ProcessList.CACHED_APP_IMPORTANCE_LEVELS * 2);
+
+        boolean retryCycles = false;
+
+        // need to reset cycle state before calling computeOomAdjLocked because of service conns
+        for (int i = N - 1; i >= 0; i--) {
+            ProcessRecord app = mProcessList.mLruProcesses.get(i);
+            app.containsCycle = false;
+            app.setCurRawProcState(PROCESS_STATE_CACHED_EMPTY);
+            app.setCurRawAdj(ProcessList.UNKNOWN_ADJ);
+        }
+        for (int i = N - 1; i >= 0; i--) {
+            ProcessRecord app = mProcessList.mLruProcesses.get(i);
+            if (!app.killedByAm && app.thread != null) {
+                app.procStateChanged = false;
+                computeOomAdjLocked(app, ProcessList.UNKNOWN_ADJ, TOP_APP, true, now, false);
+
+                // if any app encountered a cycle, we need to perform an additional loop later
+                retryCycles |= app.containsCycle;
+
+                // If we haven't yet assigned the final cached adj
+                // to the process, do that now.
+                if (app.curAdj >= ProcessList.UNKNOWN_ADJ) {
+                    switch (app.getCurProcState()) {
+                        case PROCESS_STATE_CACHED_ACTIVITY:
+                        case ActivityManager.PROCESS_STATE_CACHED_ACTIVITY_CLIENT:
+                        case ActivityManager.PROCESS_STATE_CACHED_RECENT:
+                            // Figure out the next cached level, taking into account groups.
+                            boolean inGroup = false;
+                            if (app.connectionGroup != 0) {
+                                if (lastCachedGroupUid == app.uid
+                                        && lastCachedGroup == app.connectionGroup) {
+                                    // This is in the same group as the last process, just tweak
+                                    // adjustment by importance.
+                                    if (app.connectionImportance > lastCachedGroupImportance) {
+                                        lastCachedGroupImportance = app.connectionImportance;
+                                        if (curCachedAdj < nextCachedAdj
+                                                && curCachedAdj < ProcessList.CACHED_APP_MAX_ADJ) {
+                                            curCachedImpAdj++;
+                                        }
+                                    }
+                                    inGroup = true;
+                                } else {
+                                    lastCachedGroupUid = app.uid;
+                                    lastCachedGroup = app.connectionGroup;
+                                    lastCachedGroupImportance = app.connectionImportance;
+                                }
+                            }
+                            if (!inGroup && curCachedAdj != nextCachedAdj) {
+                                stepCached++;
+                                curCachedImpAdj = 0;
+                                if (stepCached >= cachedFactor) {
+                                    stepCached = 0;
+                                    curCachedAdj = nextCachedAdj;
+                                    nextCachedAdj += ProcessList.CACHED_APP_IMPORTANCE_LEVELS * 2;
+                                    if (nextCachedAdj > ProcessList.CACHED_APP_MAX_ADJ) {
+                                        nextCachedAdj = ProcessList.CACHED_APP_MAX_ADJ;
+                                    }
+                                }
+                            }
+                            // This process is a cached process holding activities...
+                            // assign it the next cached value for that type, and then
+                            // step that cached level.
+                            app.setCurRawAdj(curCachedAdj + curCachedImpAdj);
+                            app.curAdj = app.modifyRawOomAdj(curCachedAdj + curCachedImpAdj);
+                            if (DEBUG_LRU && false) Slog.d(TAG_LRU, "Assigning activity LRU #" + i
+                                    + " adj: " + app.curAdj + " (curCachedAdj=" + curCachedAdj
+                                    + " curCachedImpAdj=" + curCachedImpAdj + ")");
+                            break;
+                        default:
+                            // Figure out the next cached level.
+                            if (curEmptyAdj != nextEmptyAdj) {
+                                stepEmpty++;
+                                if (stepEmpty >= emptyFactor) {
+                                    stepEmpty = 0;
+                                    curEmptyAdj = nextEmptyAdj;
+                                    nextEmptyAdj += ProcessList.CACHED_APP_IMPORTANCE_LEVELS * 2;
+                                    if (nextEmptyAdj > ProcessList.CACHED_APP_MAX_ADJ) {
+                                        nextEmptyAdj = ProcessList.CACHED_APP_MAX_ADJ;
+                                    }
+                                }
+                            }
+                            // For everything else, assign next empty cached process
+                            // level and bump that up.  Note that this means that
+                            // long-running services that have dropped down to the
+                            // cached level will be treated as empty (since their process
+                            // state is still as a service), which is what we want.
+                            app.setCurRawAdj(curEmptyAdj);
+                            app.curAdj = app.modifyRawOomAdj(curEmptyAdj);
+                            if (DEBUG_LRU && false) Slog.d(TAG_LRU, "Assigning empty LRU #" + i
+                                    + " adj: " + app.curAdj + " (curEmptyAdj=" + curEmptyAdj
+                                    + ")");
+                            break;
+                    }
+                }
+            }
+        }
+
+        // Cycle strategy:
+        // - Retry computing any process that has encountered a cycle.
+        // - Continue retrying until no process was promoted.
+        // - Iterate from least important to most important.
+        int cycleCount = 0;
+        while (retryCycles && cycleCount < 10) {
+            cycleCount++;
+            retryCycles = false;
+
+            for (int i = 0; i < N; i++) {
+                ProcessRecord app = mProcessList.mLruProcesses.get(i);
+                if (!app.killedByAm && app.thread != null && app.containsCycle == true) {
+                    app.adjSeq--;
+                    app.completedAdjSeq--;
+                }
+            }
+
+            for (int i = 0; i < N; i++) {
+                ProcessRecord app = mProcessList.mLruProcesses.get(i);
+                if (!app.killedByAm && app.thread != null && app.containsCycle == true) {
+                    if (computeOomAdjLocked(app, ProcessList.UNKNOWN_ADJ, TOP_APP, true, now,
+                            true)) {
+                        retryCycles = true;
+                    }
+                }
+            }
+        }
+
+        lastCachedGroup = lastCachedGroupUid = 0;
+
+        for (int i = N - 1; i >= 0; i--) {
+            ProcessRecord app = mProcessList.mLruProcesses.get(i);
+            if (!app.killedByAm && app.thread != null) {
+                applyOomAdjLocked(app, true, now, nowElapsed);
+
+                // Count the number of process types.
+                switch (app.getCurProcState()) {
+                    case PROCESS_STATE_CACHED_ACTIVITY:
+                    case ActivityManager.PROCESS_STATE_CACHED_ACTIVITY_CLIENT:
+                        mNumCachedHiddenProcs++;
+                        numCached++;
+                        if (app.connectionGroup != 0) {
+                            if (lastCachedGroupUid == app.uid
+                                    && lastCachedGroup == app.connectionGroup) {
+                                // If this process is the next in the same group, we don't
+                                // want it to count against our limit of the number of cached
+                                // processes, so bump up the group count to account for it.
+                                numCachedExtraGroup++;
+                            } else {
+                                lastCachedGroupUid = app.uid;
+                                lastCachedGroup = app.connectionGroup;
+                            }
+                        } else {
+                            lastCachedGroupUid = lastCachedGroup = 0;
+                        }
+                        if ((numCached - numCachedExtraGroup) > cachedProcessLimit) {
+                            app.kill("cached #" + numCached, true);
+                        }
+                        break;
+                    case ActivityManager.PROCESS_STATE_CACHED_EMPTY:
+                        if (numEmpty > mConstants.CUR_TRIM_EMPTY_PROCESSES
+                                && app.lastActivityTime < oldTime) {
+                            app.kill("empty for "
+                                    + ((oldTime + ProcessList.MAX_EMPTY_TIME - app.lastActivityTime)
+                                    / 1000) + "s", true);
+                        } else {
+                            numEmpty++;
+                            if (numEmpty > emptyProcessLimit) {
+                                app.kill("empty #" + numEmpty, true);
+                            }
+                        }
+                        break;
+                    default:
+                        mNumNonCachedProcs++;
+                        break;
+                }
+
+                if (app.isolated && app.services.size() <= 0 && app.isolatedEntryPoint == null) {
+                    // If this is an isolated process, there are no services
+                    // running in it, and it's not a special process with a
+                    // custom entry point, then the process is no longer
+                    // needed.  We agressively kill these because we can by
+                    // definition not re-use the same process again, and it is
+                    // good to avoid having whatever code was running in them
+                    // left sitting around after no longer needed.
+                    app.kill("isolated not needed", true);
+                } else {
+                    // Keeping this process, update its uid.
+                    final UidRecord uidRec = app.uidRecord;
+                    if (uidRec != null) {
+                        uidRec.ephemeral = app.info.isInstantApp();
+                        if (uidRec.getCurProcState() > app.getCurProcState()) {
+                            uidRec.setCurProcState(app.getCurProcState());
+                        }
+                        if (app.hasForegroundServices()) {
+                            uidRec.foregroundServices = true;
+                        }
+                    }
+                }
+
+                if (app.getCurProcState() >= ActivityManager.PROCESS_STATE_HOME
+                        && !app.killedByAm) {
+                    numTrimming++;
+                }
+            }
+        }
+
+        mService.incrementProcStateSeqAndNotifyAppsLocked();
+
+        mNumServiceProcs = mNewNumServiceProcs;
+
+        boolean allChanged = mService.updateLowMemStateLocked(numCached, numEmpty, numTrimming);
+
+        if (mService.mAlwaysFinishActivities) {
+            // Need to do this on its own message because the stack may not
+            // be in a consistent state at this point.
+            mService.mAtmInternal.scheduleDestroyAllActivities("always-finish");
+        }
+
+        if (allChanged) {
+            mService.requestPssAllProcsLocked(now, false,
+                    mService.mProcessStats.isMemFactorLowered());
+        }
+
+        ArrayList<UidRecord> becameIdle = null;
+
+        // Update from any uid changes.
+        if (mLocalPowerManager != null) {
+            mLocalPowerManager.startUidChanges();
+        }
+        for (int i = mActiveUids.size() - 1; i >= 0; i--) {
+            final UidRecord uidRec = mActiveUids.valueAt(i);
+            int uidChange = UidRecord.CHANGE_PROCSTATE;
+            if (uidRec.getCurProcState() != PROCESS_STATE_NONEXISTENT
+                    && (uidRec.setProcState != uidRec.getCurProcState()
+                    || uidRec.setWhitelist != uidRec.curWhitelist)) {
+                if (DEBUG_UID_OBSERVERS) Slog.i(TAG_UID_OBSERVERS, "Changes in " + uidRec
+                        + ": proc state from " + uidRec.setProcState + " to "
+                        + uidRec.getCurProcState() + ", whitelist from " + uidRec.setWhitelist
+                        + " to " + uidRec.curWhitelist);
+                if (ActivityManager.isProcStateBackground(uidRec.getCurProcState())
+                        && !uidRec.curWhitelist) {
+                    // UID is now in the background (and not on the temp whitelist).  Was it
+                    // previously in the foreground (or on the temp whitelist)?
+                    if (!ActivityManager.isProcStateBackground(uidRec.setProcState)
+                            || uidRec.setWhitelist) {
+                        uidRec.lastBackgroundTime = nowElapsed;
+                        if (!mService.mHandler.hasMessages(IDLE_UIDS_MSG)) {
+                            // Note: the background settle time is in elapsed realtime, while
+                            // the handler time base is uptime.  All this means is that we may
+                            // stop background uids later than we had intended, but that only
+                            // happens because the device was sleeping so we are okay anyway.
+                            mService.mHandler.sendEmptyMessageDelayed(IDLE_UIDS_MSG,
+                                    mConstants.BACKGROUND_SETTLE_TIME);
+                        }
+                    }
+                    if (uidRec.idle && !uidRec.setIdle) {
+                        uidChange = UidRecord.CHANGE_IDLE;
+                        if (becameIdle == null) {
+                            becameIdle = new ArrayList<>();
+                        }
+                        becameIdle.add(uidRec);
+                    }
+                } else {
+                    if (uidRec.idle) {
+                        uidChange = UidRecord.CHANGE_ACTIVE;
+                        EventLogTags.writeAmUidActive(uidRec.uid);
+                        uidRec.idle = false;
+                    }
+                    uidRec.lastBackgroundTime = 0;
+                }
+                final boolean wasCached = uidRec.setProcState
+                        > ActivityManager.PROCESS_STATE_RECEIVER;
+                final boolean isCached = uidRec.getCurProcState()
+                        > ActivityManager.PROCESS_STATE_RECEIVER;
+                if (wasCached != isCached || uidRec.setProcState == PROCESS_STATE_NONEXISTENT) {
+                    uidChange |= isCached ? UidRecord.CHANGE_CACHED : UidRecord.CHANGE_UNCACHED;
+                }
+                uidRec.setProcState = uidRec.getCurProcState();
+                uidRec.setWhitelist = uidRec.curWhitelist;
+                uidRec.setIdle = uidRec.idle;
+                mService.enqueueUidChangeLocked(uidRec, -1, uidChange);
+                mService.noteUidProcessState(uidRec.uid, uidRec.getCurProcState());
+                if (uidRec.foregroundServices) {
+                    mService.mServices.foregroundServiceProcStateChangedLocked(uidRec);
+                }
+            }
+        }
+        if (mLocalPowerManager != null) {
+            mLocalPowerManager.finishUidChanges();
+        }
+
+        if (becameIdle != null) {
+            // If we have any new uids that became idle this time, we need to make sure
+            // they aren't left with running services.
+            for (int i = becameIdle.size() - 1; i >= 0; i--) {
+                mService.mServices.stopInBackgroundLocked(becameIdle.get(i).uid);
+            }
+        }
+
+        if (mService.mProcessStats.shouldWriteNowLocked(now)) {
+            mService.mHandler.post(new ActivityManagerService.ProcStatsRunnable(mService,
+                    mService.mProcessStats));
+        }
+
+        // Run this after making sure all procstates are updated.
+        mService.mProcessStats.updateTrackingAssociationsLocked(mAdjSeq, now);
+
+        if (DEBUG_OOM_ADJ) {
+            final long duration = SystemClock.uptimeMillis() - now;
+            if (false) {
+                Slog.d(TAG_OOM_ADJ, "Did OOM ADJ in " + duration + "ms",
+                        new RuntimeException("here").fillInStackTrace());
+            } else {
+                Slog.d(TAG_OOM_ADJ, "Did OOM ADJ in " + duration + "ms");
+            }
+        }
+        mService.mOomAdjProfiler.oomAdjEnded();
+    }
+
+    private final ComputeOomAdjWindowCallback mTmpComputeOomAdjWindowCallback =
+            new ComputeOomAdjWindowCallback();
+
+    /** These methods are called inline during computeOomAdjLocked(), on the same thread */
+    private final class ComputeOomAdjWindowCallback
+            implements WindowProcessController.ComputeOomAdjCallback {
+
+        ProcessRecord app;
+        int adj;
+        boolean foregroundActivities;
+        int procState;
+        int schedGroup;
+        int appUid;
+        int logUid;
+        int processStateCurTop;
+
+        void initialize(ProcessRecord app, int adj, boolean foregroundActivities,
+                int procState, int schedGroup, int appUid, int logUid, int processStateCurTop) {
+            this.app = app;
+            this.adj = adj;
+            this.foregroundActivities = foregroundActivities;
+            this.procState = procState;
+            this.schedGroup = schedGroup;
+            this.appUid = appUid;
+            this.logUid = logUid;
+            this.processStateCurTop = processStateCurTop;
+        }
+
+        @Override
+        public void onVisibleActivity() {
+            // App has a visible activity; only upgrade adjustment.
+            if (adj > ProcessList.VISIBLE_APP_ADJ) {
+                adj = ProcessList.VISIBLE_APP_ADJ;
+                app.adjType = "vis-activity";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to vis-activity: " + app);
+                }
+            }
+            if (procState > processStateCurTop) {
+                procState = processStateCurTop;
+                app.adjType = "vis-activity";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                            "Raise procstate to vis-activity (top): " + app);
+                }
+            }
+            if (schedGroup < ProcessList.SCHED_GROUP_DEFAULT) {
+                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+            }
+            app.cached = false;
+            app.empty = false;
+            foregroundActivities = true;
+        }
+
+        @Override
+        public void onPausedActivity() {
+            if (adj > ProcessList.PERCEPTIBLE_APP_ADJ) {
+                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
+                app.adjType = "pause-activity";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to pause-activity: "  + app);
+                }
+            }
+            if (procState > processStateCurTop) {
+                procState = processStateCurTop;
+                app.adjType = "pause-activity";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                            "Raise procstate to pause-activity (top): "  + app);
+                }
+            }
+            if (schedGroup < ProcessList.SCHED_GROUP_DEFAULT) {
+                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+            }
+            app.cached = false;
+            app.empty = false;
+            foregroundActivities = true;
+        }
+
+        @Override
+        public void onStoppingActivity(boolean finishing) {
+            if (adj > ProcessList.PERCEPTIBLE_APP_ADJ) {
+                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
+                app.adjType = "stop-activity";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                            "Raise adj to stop-activity: "  + app);
+                }
+            }
+
+            // For the process state, we will at this point consider the process to be cached. It
+            // will be cached either as an activity or empty depending on whether the activity is
+            // finishing. We do this so that we can treat the process as cached for purposes of
+            // memory trimming (determining current memory level, trim command to send to process)
+            // since there can be an arbitrary number of stopping processes and they should soon all
+            // go into the cached state.
+            if (!finishing) {
+                if (procState > PROCESS_STATE_LAST_ACTIVITY) {
+                    procState = PROCESS_STATE_LAST_ACTIVITY;
+                    app.adjType = "stop-activity";
+                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                        reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                                "Raise procstate to stop-activity: " + app);
+                    }
+                }
+            }
+            app.cached = false;
+            app.empty = false;
+            foregroundActivities = true;
+        }
+
+        @Override
+        public void onOtherActivity() {
+            if (procState > PROCESS_STATE_CACHED_ACTIVITY) {
+                procState = PROCESS_STATE_CACHED_ACTIVITY;
+                app.adjType = "cch-act";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                            "Raise procstate to cached activity: " + app);
+                }
+            }
+        }
+    }
+
+    private final boolean computeOomAdjLocked(ProcessRecord app, int cachedAdj,
+            ProcessRecord TOP_APP, boolean doingAll, long now, boolean cycleReEval) {
+        if (mAdjSeq == app.adjSeq) {
+            if (app.adjSeq == app.completedAdjSeq) {
+                // This adjustment has already been computed successfully.
+                return false;
+            } else {
+                // The process is being computed, so there is a cycle. We cannot
+                // rely on this process's state.
+                app.containsCycle = true;
+
+                return false;
+            }
+        }
+
+        if (app.thread == null) {
+            app.adjSeq = mAdjSeq;
+            app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_BACKGROUND);
+            app.setCurProcState(ActivityManager.PROCESS_STATE_CACHED_EMPTY);
+            app.curAdj = ProcessList.CACHED_APP_MAX_ADJ;
+            app.setCurRawAdj(ProcessList.CACHED_APP_MAX_ADJ);
+            app.completedAdjSeq = app.adjSeq;
+            return false;
+        }
+
+        app.adjTypeCode = ActivityManager.RunningAppProcessInfo.REASON_UNKNOWN;
+        app.adjSource = null;
+        app.adjTarget = null;
+        app.empty = false;
+        app.cached = false;
+
+        final WindowProcessController wpc = app.getWindowProcessController();
+        final int appUid = app.info.uid;
+        final int logUid = mService.mCurOomAdjUid;
+
+        int prevAppAdj = app.curAdj;
+        int prevProcState = app.getCurProcState();
+
+        if (app.maxAdj <= ProcessList.FOREGROUND_APP_ADJ) {
+            // The max adjustment doesn't allow this app to be anything
+            // below foreground, so it is not worth doing work for it.
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                mService.reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making fixed: " + app);
+            }
+            app.adjType = "fixed";
+            app.adjSeq = mAdjSeq;
+            app.setCurRawAdj(app.maxAdj);
+            app.setHasForegroundActivities(false);
+            app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_DEFAULT);
+            app.setCurProcState(ActivityManager.PROCESS_STATE_PERSISTENT);
+            // System processes can do UI, and when they do we want to have
+            // them trim their memory after the user leaves the UI.  To
+            // facilitate this, here we need to determine whether or not it
+            // is currently showing UI.
+            app.systemNoUi = true;
+            if (app == TOP_APP) {
+                app.systemNoUi = false;
+                app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_TOP_APP);
+                app.adjType = "pers-top-activity";
+            } else if (app.hasTopUi()) {
+                // sched group/proc state adjustment is below
+                app.systemNoUi = false;
+                app.adjType = "pers-top-ui";
+            } else if (wpc.hasVisibleActivities()) {
+                app.systemNoUi = false;
+            }
+            if (!app.systemNoUi) {
+                if (mService.mWakefulness == PowerManagerInternal.WAKEFULNESS_AWAKE) {
+                    // screen on, promote UI
+                    app.setCurProcState(ActivityManager.PROCESS_STATE_PERSISTENT_UI);
+                    app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_TOP_APP);
+                } else {
+                    // screen off, restrict UI scheduling
+                    app.setCurProcState(ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE);
+                    app.setCurrentSchedulingGroup(ProcessList.SCHED_GROUP_RESTRICTED);
+                }
+            }
+            app.setCurRawProcState(app.getCurProcState());
+            app.curAdj = app.maxAdj;
+            app.completedAdjSeq = app.adjSeq;
+            // if curAdj is less than prevAppAdj, then this process was promoted
+            return app.curAdj < prevAppAdj || app.getCurProcState() < prevProcState;
+        }
+
+        app.systemNoUi = false;
+
+        final int PROCESS_STATE_CUR_TOP = mService.mAtmInternal.getTopProcessState();
+
+        // Determine the importance of the process, starting with most
+        // important to least, and assign an appropriate OOM adjustment.
+        int adj;
+        int schedGroup;
+        int procState;
+        int cachedAdjSeq;
+
+        boolean foregroundActivities = false;
+        mTmpBroadcastQueue.clear();
+        if (PROCESS_STATE_CUR_TOP == ActivityManager.PROCESS_STATE_TOP && app == TOP_APP) {
+            // The last app on the list is the foreground app.
+            adj = ProcessList.FOREGROUND_APP_ADJ;
+            schedGroup = ProcessList.SCHED_GROUP_TOP_APP;
+            app.adjType = "top-activity";
+            foregroundActivities = true;
+            procState = PROCESS_STATE_CUR_TOP;
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making top: " + app);
+            }
+        } else if (app.runningRemoteAnimation) {
+            adj = ProcessList.VISIBLE_APP_ADJ;
+            schedGroup = ProcessList.SCHED_GROUP_TOP_APP;
+            app.adjType = "running-remote-anim";
+            procState = PROCESS_STATE_CUR_TOP;
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making running remote anim: " + app);
+            }
+        } else if (app.getActiveInstrumentation() != null) {
+            // Don't want to kill running instrumentation.
+            adj = ProcessList.FOREGROUND_APP_ADJ;
+            schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+            app.adjType = "instrumentation";
+            procState = ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE;
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making instrumentation: " + app);
+            }
+        } else if (mService.isReceivingBroadcastLocked(app, mTmpBroadcastQueue)) {
+            // An app that is currently receiving a broadcast also
+            // counts as being in the foreground for OOM killer purposes.
+            // It's placed in a sched group based on the nature of the
+            // broadcast as reflected by which queue it's active in.
+            adj = ProcessList.FOREGROUND_APP_ADJ;
+            schedGroup = (mTmpBroadcastQueue.contains(mService.mFgBroadcastQueue))
+                    ? ProcessList.SCHED_GROUP_DEFAULT : ProcessList.SCHED_GROUP_BACKGROUND;
+            app.adjType = "broadcast";
+            procState = ActivityManager.PROCESS_STATE_RECEIVER;
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making broadcast: " + app);
+            }
+        } else if (app.executingServices.size() > 0) {
+            // An app that is currently executing a service callback also
+            // counts as being in the foreground.
+            adj = ProcessList.FOREGROUND_APP_ADJ;
+            schedGroup = app.execServicesFg ?
+                    ProcessList.SCHED_GROUP_DEFAULT : ProcessList.SCHED_GROUP_BACKGROUND;
+            app.adjType = "exec-service";
+            procState = ActivityManager.PROCESS_STATE_SERVICE;
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making exec-service: " + app);
+            }
+            //Slog.i(TAG, "EXEC " + (app.execServicesFg ? "FG" : "BG") + ": " + app);
+        } else if (app == TOP_APP) {
+            adj = ProcessList.FOREGROUND_APP_ADJ;
+            schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
+            app.adjType = "top-sleeping";
+            foregroundActivities = true;
+            procState = PROCESS_STATE_CUR_TOP;
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making top (sleeping): " + app);
+            }
+        } else {
+            // As far as we know the process is empty.  We may change our mind later.
+            schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
+            // At this point we don't actually know the adjustment.  Use the cached adj
+            // value that the caller wants us to.
+            adj = cachedAdj;
+            procState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
+            app.cached = true;
+            app.empty = true;
+            app.adjType = "cch-empty";
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Making empty: " + app);
+            }
+        }
+
+        // Examine all activities if not already foreground.
+        if (!foregroundActivities && wpc.hasActivities()) {
+            mTmpComputeOomAdjWindowCallback.initialize(app, adj, foregroundActivities, procState,
+                    schedGroup, appUid, logUid, PROCESS_STATE_CUR_TOP);
+            final int minLayer = wpc.computeOomAdjFromActivities(
+                    ProcessList.VISIBLE_APP_LAYER_MAX, mTmpComputeOomAdjWindowCallback);
+
+            adj = mTmpComputeOomAdjWindowCallback.adj;
+            foregroundActivities = mTmpComputeOomAdjWindowCallback.foregroundActivities;
+            procState = mTmpComputeOomAdjWindowCallback.procState;
+            schedGroup = mTmpComputeOomAdjWindowCallback.schedGroup;
+
+            if (adj == ProcessList.VISIBLE_APP_ADJ) {
+                adj += minLayer;
+            }
+        }
+
+        if (procState > ActivityManager.PROCESS_STATE_CACHED_RECENT && app.hasRecentTasks()) {
+            procState = ActivityManager.PROCESS_STATE_CACHED_RECENT;
+            app.adjType = "cch-rec";
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to cached recent: " + app);
+            }
+        }
+
+        if (adj > ProcessList.PERCEPTIBLE_APP_ADJ
+                || procState > ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE) {
+            if (app.hasForegroundServices()) {
+                // The user is aware of this app, so make it visible.
+                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
+                procState = ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE;
+                app.cached = false;
+                app.adjType = "fg-service";
+                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to fg service: " + app);
+                }
+            } else if (app.hasOverlayUi()) {
+                // The process is display an overlay UI.
+                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
+                procState = ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND;
+                app.cached = false;
+                app.adjType = "has-overlay-ui";
+                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to overlay ui: " + app);
+                }
+            }
+        }
+
+        // If the app was recently in the foreground and moved to a foreground service status,
+        // allow it to get a higher rank in memory for some time, compared to other foreground
+        // services so that it can finish performing any persistence/processing of in-memory state.
+        if (app.hasForegroundServices() && adj > ProcessList.PERCEPTIBLE_RECENT_FOREGROUND_APP_ADJ
+                && (app.lastTopTime + mConstants.TOP_TO_FGS_GRACE_DURATION > now
+                || app.setProcState <= ActivityManager.PROCESS_STATE_TOP)) {
+            adj = ProcessList.PERCEPTIBLE_RECENT_FOREGROUND_APP_ADJ;
+            app.adjType = "fg-service-act";
+            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to recent fg: " + app);
+            }
+        }
+
+        if (adj > ProcessList.PERCEPTIBLE_APP_ADJ
+                || procState > ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND) {
+            if (app.forcingToImportant != null) {
+                // This is currently used for toasts...  they are not interactive, and
+                // we don't want them to cause the app to become fully foreground (and
+                // thus out of background check), so we yes the best background level we can.
+                adj = ProcessList.PERCEPTIBLE_APP_ADJ;
+                procState = ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND;
+                app.cached = false;
+                app.adjType = "force-imp";
+                app.adjSource = app.forcingToImportant;
+                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to force imp: " + app);
+                }
+            }
+        }
+
+        if (mService.mAtmInternal.isHeavyWeightProcess(app.getWindowProcessController())) {
+            if (adj > ProcessList.HEAVY_WEIGHT_APP_ADJ) {
+                // We don't want to kill the current heavy-weight process.
+                adj = ProcessList.HEAVY_WEIGHT_APP_ADJ;
+                schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
+                app.cached = false;
+                app.adjType = "heavy";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to heavy: " + app);
+                }
+            }
+            if (procState > ActivityManager.PROCESS_STATE_HEAVY_WEIGHT) {
+                procState = ActivityManager.PROCESS_STATE_HEAVY_WEIGHT;
+                app.adjType = "heavy";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to heavy: " + app);
+                }
+            }
+        }
+
+        if (wpc.isHomeProcess()) {
+            if (adj > ProcessList.HOME_APP_ADJ) {
+                // This process is hosting what we currently consider to be the
+                // home app, so we don't want to let it go into the background.
+                adj = ProcessList.HOME_APP_ADJ;
+                schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
+                app.cached = false;
+                app.adjType = "home";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to home: " + app);
+                }
+            }
+            if (procState > ActivityManager.PROCESS_STATE_HOME) {
+                procState = ActivityManager.PROCESS_STATE_HOME;
+                app.adjType = "home";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to home: " + app);
+                }
+            }
+        }
+
+        if (wpc.isPreviousProcess() && app.hasActivities()) {
+            if (adj > ProcessList.PREVIOUS_APP_ADJ) {
+                // This was the previous process that showed UI to the user.
+                // We want to try to keep it around more aggressively, to give
+                // a good experience around switching between two apps.
+                adj = ProcessList.PREVIOUS_APP_ADJ;
+                schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
+                app.cached = false;
+                app.adjType = "previous";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to prev: " + app);
+                }
+            }
+            if (procState > PROCESS_STATE_LAST_ACTIVITY) {
+                procState = PROCESS_STATE_LAST_ACTIVITY;
+                app.adjType = "previous";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to prev: " + app);
+                }
+            }
+        }
+
+        if (false) Slog.i(TAG, "OOM " + app + ": initial adj=" + adj
+                + " reason=" + app.adjType);
+
+        // By default, we use the computed adjustment.  It may be changed if
+        // there are applications dependent on our services or providers, but
+        // this gives us a baseline and makes sure we don't get into an
+        // infinite recursion. If we're re-evaluating due to cycles, use the previously computed
+        // values.
+        app.setCurRawAdj(!cycleReEval ? adj : Math.min(adj, app.getCurRawAdj()));
+        app.setCurRawProcState(!cycleReEval
+                ? procState
+                : Math.min(procState, app.getCurRawProcState()));
+
+        app.hasStartedServices = false;
+        app.adjSeq = mAdjSeq;
+
+        if (mService.mBackupTarget != null && app == mService.mBackupTarget.app) {
+            // If possible we want to avoid killing apps while they're being backed up
+            if (adj > ProcessList.BACKUP_APP_ADJ) {
+                if (DEBUG_BACKUP) Slog.v(TAG_BACKUP, "oom BACKUP_APP_ADJ for " + app);
+                adj = ProcessList.BACKUP_APP_ADJ;
+                if (procState > ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND) {
+                    procState = ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND;
+                }
+                app.adjType = "backup";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise adj to backup: " + app);
+                }
+                app.cached = false;
+            }
+            if (procState > ActivityManager.PROCESS_STATE_BACKUP) {
+                procState = ActivityManager.PROCESS_STATE_BACKUP;
+                app.adjType = "backup";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise procstate to backup: " + app);
+                }
+            }
+        }
+
+        boolean mayBeTop = false;
+        String mayBeTopType = null;
+        Object mayBeTopSource = null;
+        Object mayBeTopTarget = null;
+
+        for (int is = app.services.size() - 1;
+                is >= 0 && (adj > ProcessList.FOREGROUND_APP_ADJ
+                        || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
+                        || procState > ActivityManager.PROCESS_STATE_TOP);
+                is--) {
+            ServiceRecord s = app.services.valueAt(is);
+            if (s.startRequested) {
+                app.hasStartedServices = true;
+                if (procState > ActivityManager.PROCESS_STATE_SERVICE) {
+                    procState = ActivityManager.PROCESS_STATE_SERVICE;
+                    app.adjType = "started-services";
+                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                        reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                                "Raise procstate to started service: " + app);
+                    }
+                }
+                if (app.hasShownUi && !wpc.isHomeProcess()) {
+                    // If this process has shown some UI, let it immediately
+                    // go to the LRU list because it may be pretty heavy with
+                    // UI stuff.  We'll tag it with a label just to help
+                    // debug and understand what is going on.
+                    if (adj > ProcessList.SERVICE_ADJ) {
+                        app.adjType = "cch-started-ui-services";
+                    }
+                } else {
+                    if (now < (s.lastActivity + mConstants.MAX_SERVICE_INACTIVITY)) {
+                        // This service has seen some activity within
+                        // recent memory, so we will keep its process ahead
+                        // of the background processes.
+                        if (adj > ProcessList.SERVICE_ADJ) {
+                            adj = ProcessList.SERVICE_ADJ;
+                            app.adjType = "started-services";
+                            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                                reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                                        "Raise adj to started service: " + app);
+                            }
+                            app.cached = false;
+                        }
+                    }
+                    // If we have let the service slide into the background
+                    // state, still have some text describing what it is doing
+                    // even though the service no longer has an impact.
+                    if (adj > ProcessList.SERVICE_ADJ) {
+                        app.adjType = "cch-started-services";
+                    }
+                }
+            }
+
+            for (int conni = s.connections.size() - 1;
+                    conni >= 0 && (adj > ProcessList.FOREGROUND_APP_ADJ
+                            || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
+                            || procState > ActivityManager.PROCESS_STATE_TOP);
+                    conni--) {
+                ArrayList<ConnectionRecord> clist = s.connections.valueAt(conni);
+                for (int i = 0;
+                        i < clist.size() && (adj > ProcessList.FOREGROUND_APP_ADJ
+                                || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
+                                || procState > ActivityManager.PROCESS_STATE_TOP);
+                        i++) {
+                    // XXX should compute this based on the max of
+                    // all connected clients.
+                    ConnectionRecord cr = clist.get(i);
+                    if (cr.binding.client == app) {
+                        // Binding to oneself is not interesting.
+                        continue;
+                    }
+
+                    boolean trackedProcState = false;
+                    if ((cr.flags& Context.BIND_WAIVE_PRIORITY) == 0) {
+                        ProcessRecord client = cr.binding.client;
+                        computeOomAdjLocked(client, cachedAdj, TOP_APP, doingAll, now, cycleReEval);
+
+                        if (shouldSkipDueToCycle(app, client, procState, adj, cycleReEval)) {
+                            continue;
+                        }
+
+                        int clientAdj = client.getCurRawAdj();
+                        int clientProcState = client.getCurRawProcState();
+
+                        if (clientProcState >= PROCESS_STATE_CACHED_ACTIVITY) {
+                            // If the other app is cached for any reason, for purposes here
+                            // we are going to consider it empty.  The specific cached state
+                            // doesn't propagate except under certain conditions.
+                            clientProcState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
+                        }
+                        String adjType = null;
+                        if ((cr.flags&Context.BIND_ALLOW_OOM_MANAGEMENT) != 0) {
+                            // Not doing bind OOM management, so treat
+                            // this guy more like a started service.
+                            if (app.hasShownUi && !wpc.isHomeProcess()) {
+                                // If this process has shown some UI, let it immediately
+                                // go to the LRU list because it may be pretty heavy with
+                                // UI stuff.  We'll tag it with a label just to help
+                                // debug and understand what is going on.
+                                if (adj > clientAdj) {
+                                    adjType = "cch-bound-ui-services";
+                                }
+                                app.cached = false;
+                                clientAdj = adj;
+                                clientProcState = procState;
+                            } else {
+                                if (now >= (s.lastActivity
+                                        + mConstants.MAX_SERVICE_INACTIVITY)) {
+                                    // This service has not seen activity within
+                                    // recent memory, so allow it to drop to the
+                                    // LRU list if there is no other reason to keep
+                                    // it around.  We'll also tag it with a label just
+                                    // to help debug and undertand what is going on.
+                                    if (adj > clientAdj) {
+                                        adjType = "cch-bound-services";
+                                    }
+                                    clientAdj = adj;
+                                }
+                            }
+                        }
+                        if (adj > clientAdj) {
+                            // If this process has recently shown UI, and
+                            // the process that is binding to it is less
+                            // important than being visible, then we don't
+                            // care about the binding as much as we care
+                            // about letting this process get into the LRU
+                            // list to be killed and restarted if needed for
+                            // memory.
+                            if (app.hasShownUi && !wpc.isHomeProcess()
+                                    && clientAdj > ProcessList.PERCEPTIBLE_APP_ADJ) {
+                                if (adj >= ProcessList.CACHED_APP_MIN_ADJ) {
+                                    adjType = "cch-bound-ui-services";
+                                }
+                            } else {
+                                int newAdj;
+                                if ((cr.flags&(Context.BIND_ABOVE_CLIENT
+                                        |Context.BIND_IMPORTANT)) != 0) {
+                                    if (clientAdj >= ProcessList.PERSISTENT_SERVICE_ADJ) {
+                                        newAdj = clientAdj;
+                                    } else {
+                                        // make this service persistent
+                                        newAdj = ProcessList.PERSISTENT_SERVICE_ADJ;
+                                        schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+                                        procState = ActivityManager.PROCESS_STATE_PERSISTENT;
+                                        cr.trackProcState(procState, mAdjSeq, now);
+                                        trackedProcState = true;
+                                    }
+                                } else if ((cr.flags & Context.BIND_ADJUST_BELOW_PERCEPTIBLE) != 0
+                                        && clientAdj < ProcessList.PERCEPTIBLE_APP_ADJ
+                                        && adj > ProcessList.PERCEPTIBLE_APP_ADJ + 1) {
+                                    newAdj = ProcessList.PERCEPTIBLE_APP_ADJ + 1;
+                                } else if ((cr.flags&Context.BIND_NOT_VISIBLE) != 0
+                                        && clientAdj < ProcessList.PERCEPTIBLE_APP_ADJ
+                                        && adj > ProcessList.PERCEPTIBLE_APP_ADJ) {
+                                    newAdj = ProcessList.PERCEPTIBLE_APP_ADJ;
+                                } else if (clientAdj >= ProcessList.PERCEPTIBLE_APP_ADJ) {
+                                    newAdj = clientAdj;
+                                } else {
+                                    if (adj > ProcessList.VISIBLE_APP_ADJ) {
+                                        newAdj = Math.max(clientAdj, ProcessList.VISIBLE_APP_ADJ);
+                                    } else {
+                                        newAdj = adj;
+                                    }
+                                }
+                                if (!client.cached) {
+                                    app.cached = false;
+                                }
+                                if (adj >  newAdj) {
+                                    adj = newAdj;
+                                    app.setCurRawAdj(adj);
+                                    adjType = "service";
+                                }
+                            }
+                        }
+                        if ((cr.flags & (Context.BIND_NOT_FOREGROUND
+                                | Context.BIND_IMPORTANT_BACKGROUND)) == 0) {
+                            // This will treat important bound services identically to
+                            // the top app, which may behave differently than generic
+                            // foreground work.
+                            final int curSchedGroup = client.getCurrentSchedulingGroup();
+                            if (curSchedGroup > schedGroup) {
+                                if ((cr.flags&Context.BIND_IMPORTANT) != 0) {
+                                    schedGroup = curSchedGroup;
+                                } else {
+                                    schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+                                }
+                            }
+                            if (clientProcState <= ActivityManager.PROCESS_STATE_TOP) {
+                                if (clientProcState == ActivityManager.PROCESS_STATE_TOP) {
+                                    // Special handling of clients who are in the top state.
+                                    // We *may* want to consider this process to be in the
+                                    // top state as well, but only if there is not another
+                                    // reason for it to be running.  Being on the top is a
+                                    // special state, meaning you are specifically running
+                                    // for the current top app.  If the process is already
+                                    // running in the background for some other reason, it
+                                    // is more important to continue considering it to be
+                                    // in the background state.
+                                    mayBeTop = true;
+                                    mayBeTopType = "service";
+                                    mayBeTopSource = cr.binding.client;
+                                    mayBeTopTarget = s.instanceName;
+                                    clientProcState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
+                                } else {
+                                    // Special handling for above-top states (persistent
+                                    // processes).  These should not bring the current process
+                                    // into the top state, since they are not on top.  Instead
+                                    // give them the best state after that.
+                                    if ((cr.flags&Context.BIND_FOREGROUND_SERVICE) != 0) {
+                                        clientProcState =
+                                                ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
+                                    } else if (mService.mWakefulness
+                                            == PowerManagerInternal.WAKEFULNESS_AWAKE &&
+                                            (cr.flags&Context.BIND_FOREGROUND_SERVICE_WHILE_AWAKE)
+                                                    != 0) {
+                                        clientProcState =
+                                                ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
+                                    } else {
+                                        clientProcState =
+                                                ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND;
+                                    }
+                                }
+                            }
+                        } else if ((cr.flags & Context.BIND_IMPORTANT_BACKGROUND) == 0) {
+                            if (clientProcState <
+                                    ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND) {
+                                clientProcState =
+                                        ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND;
+                            }
+                        } else {
+                            if (clientProcState <
+                                    ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND) {
+                                clientProcState =
+                                        ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND;
+                            }
+                        }
+                        if (!trackedProcState) {
+                            cr.trackProcState(clientProcState, mAdjSeq, now);
+                        }
+                        if (procState > clientProcState) {
+                            procState = clientProcState;
+                            app.setCurRawProcState(procState);
+                            if (adjType == null) {
+                                adjType = "service";
+                            }
+                        }
+                        if (procState < ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND
+                                && (cr.flags & Context.BIND_SHOWING_UI) != 0) {
+                            app.setPendingUiClean(true);
+                        }
+                        if (adjType != null) {
+                            app.adjType = adjType;
+                            app.adjTypeCode = ActivityManager.RunningAppProcessInfo
+                                    .REASON_SERVICE_IN_USE;
+                            app.adjSource = cr.binding.client;
+                            app.adjSourceProcState = clientProcState;
+                            app.adjTarget = s.instanceName;
+                            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                                reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to " + adjType
+                                        + ": " + app + ", due to " + cr.binding.client
+                                        + " adj=" + adj + " procState="
+                                        + ProcessList.makeProcStateString(procState));
+                            }
+                        }
+                    }
+                    if ((cr.flags&Context.BIND_TREAT_LIKE_ACTIVITY) != 0) {
+                        app.treatLikeActivity = true;
+                    }
+                    final ActivityServiceConnectionsHolder a = cr.activity;
+                    if ((cr.flags&Context.BIND_ADJUST_WITH_ACTIVITY) != 0) {
+                        if (a != null && adj > ProcessList.FOREGROUND_APP_ADJ
+                                && a.isActivityVisible()) {
+                            adj = ProcessList.FOREGROUND_APP_ADJ;
+                            app.setCurRawAdj(adj);
+                            if ((cr.flags&Context.BIND_NOT_FOREGROUND) == 0) {
+                                if ((cr.flags&Context.BIND_IMPORTANT) != 0) {
+                                    schedGroup = ProcessList.SCHED_GROUP_TOP_APP_BOUND;
+                                } else {
+                                    schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+                                }
+                            }
+                            app.cached = false;
+                            app.adjType = "service";
+                            app.adjTypeCode = ActivityManager.RunningAppProcessInfo
+                                    .REASON_SERVICE_IN_USE;
+                            app.adjSource = a;
+                            app.adjSourceProcState = procState;
+                            app.adjTarget = s.instanceName;
+                            if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                                reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                                        "Raise to service w/activity: " + app);
+                            }
+                        }
+                    }
+                }
+            }
+        }
+
+        for (int provi = app.pubProviders.size() - 1;
+                provi >= 0 && (adj > ProcessList.FOREGROUND_APP_ADJ
+                        || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
+                        || procState > ActivityManager.PROCESS_STATE_TOP);
+                provi--) {
+            ContentProviderRecord cpr = app.pubProviders.valueAt(provi);
+            for (int i = cpr.connections.size() - 1;
+                    i >= 0 && (adj > ProcessList.FOREGROUND_APP_ADJ
+                            || schedGroup == ProcessList.SCHED_GROUP_BACKGROUND
+                            || procState > ActivityManager.PROCESS_STATE_TOP);
+                    i--) {
+                ContentProviderConnection conn = cpr.connections.get(i);
+                ProcessRecord client = conn.client;
+                if (client == app) {
+                    // Being our own client is not interesting.
+                    continue;
+                }
+                computeOomAdjLocked(client, cachedAdj, TOP_APP, doingAll, now, cycleReEval);
+
+                if (shouldSkipDueToCycle(app, client, procState, adj, cycleReEval)) {
+                    continue;
+                }
+
+                int clientAdj = client.getCurRawAdj();
+                int clientProcState = client.getCurRawProcState();
+
+                if (clientProcState >= PROCESS_STATE_CACHED_ACTIVITY) {
+                    // If the other app is cached for any reason, for purposes here
+                    // we are going to consider it empty.
+                    clientProcState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
+                }
+                String adjType = null;
+                if (adj > clientAdj) {
+                    if (app.hasShownUi && !wpc.isHomeProcess()
+                            && clientAdj > ProcessList.PERCEPTIBLE_APP_ADJ) {
+                        adjType = "cch-ui-provider";
+                    } else {
+                        adj = clientAdj > ProcessList.FOREGROUND_APP_ADJ
+                                ? clientAdj : ProcessList.FOREGROUND_APP_ADJ;
+                        app.setCurRawAdj(adj);
+                        adjType = "provider";
+                    }
+                    app.cached &= client.cached;
+                }
+                if (clientProcState <= ActivityManager.PROCESS_STATE_TOP) {
+                    if (clientProcState == ActivityManager.PROCESS_STATE_TOP) {
+                        // Special handling of clients who are in the top state.
+                        // We *may* want to consider this process to be in the
+                        // top state as well, but only if there is not another
+                        // reason for it to be running.  Being on the top is a
+                        // special state, meaning you are specifically running
+                        // for the current top app.  If the process is already
+                        // running in the background for some other reason, it
+                        // is more important to continue considering it to be
+                        // in the background state.
+                        mayBeTop = true;
+                        clientProcState = ActivityManager.PROCESS_STATE_CACHED_EMPTY;
+                        mayBeTopType = adjType = "provider-top";
+                        mayBeTopSource = client;
+                        mayBeTopTarget = cpr.name;
+                    } else {
+                        // Special handling for above-top states (persistent
+                        // processes).  These should not bring the current process
+                        // into the top state, since they are not on top.  Instead
+                        // give them the best state after that.
+                        clientProcState =
+                                ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
+                        if (adjType == null) {
+                            adjType = "provider";
+                        }
+                    }
+                }
+                conn.trackProcState(clientProcState, mAdjSeq, now);
+                if (procState > clientProcState) {
+                    procState = clientProcState;
+                    app.setCurRawProcState(procState);
+                }
+                if (client.getCurrentSchedulingGroup() > schedGroup) {
+                    schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+                }
+                if (adjType != null) {
+                    app.adjType = adjType;
+                    app.adjTypeCode = ActivityManager.RunningAppProcessInfo
+                            .REASON_PROVIDER_IN_USE;
+                    app.adjSource = client;
+                    app.adjSourceProcState = clientProcState;
+                    app.adjTarget = cpr.name;
+                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                        reportOomAdjMessageLocked(TAG_OOM_ADJ, "Raise to " + adjType
+                                + ": " + app + ", due to " + client
+                                + " adj=" + adj + " procState="
+                                + ProcessList.makeProcStateString(procState));
+                    }
+                }
+            }
+            // If the provider has external (non-framework) process
+            // dependencies, ensure that its adjustment is at least
+            // FOREGROUND_APP_ADJ.
+            if (cpr.hasExternalProcessHandles()) {
+                if (adj > ProcessList.FOREGROUND_APP_ADJ) {
+                    adj = ProcessList.FOREGROUND_APP_ADJ;
+                    app.setCurRawAdj(adj);
+                    schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+                    app.cached = false;
+                    app.adjType = "ext-provider";
+                    app.adjTarget = cpr.name;
+                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                        reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                                "Raise adj to external provider: " + app);
+                    }
+                }
+                if (procState > ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND) {
+                    procState = ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND;
+                    app.setCurRawProcState(procState);
+                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                        reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                                "Raise procstate to external provider: " + app);
+                    }
+                }
+            }
+        }
+
+        if (app.lastProviderTime > 0 &&
+                (app.lastProviderTime + mConstants.CONTENT_PROVIDER_RETAIN_TIME) > now) {
+            if (adj > ProcessList.PREVIOUS_APP_ADJ) {
+                adj = ProcessList.PREVIOUS_APP_ADJ;
+                schedGroup = ProcessList.SCHED_GROUP_BACKGROUND;
+                app.cached = false;
+                app.adjType = "recent-provider";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                            "Raise adj to recent provider: " + app);
+                }
+            }
+            if (procState > PROCESS_STATE_LAST_ACTIVITY) {
+                procState = PROCESS_STATE_LAST_ACTIVITY;
+                app.adjType = "recent-provider";
+                if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                    reportOomAdjMessageLocked(TAG_OOM_ADJ,
+                            "Raise procstate to recent provider: " + app);
+                }
+            }
+        }
+
+        if (mayBeTop && procState > ActivityManager.PROCESS_STATE_TOP) {
+            // A client of one of our services or providers is in the top state.  We
+            // *may* want to be in the top state, but not if we are already running in
+            // the background for some other reason.  For the decision here, we are going
+            // to pick out a few specific states that we want to remain in when a client
+            // is top (states that tend to be longer-term) and otherwise allow it to go
+            // to the top state.
+            switch (procState) {
+                case ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE:
+                case ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE:
+                    // Something else is keeping it at this level, just leave it.
+                    break;
+                case ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND:
+                case ActivityManager.PROCESS_STATE_IMPORTANT_BACKGROUND:
+                case ActivityManager.PROCESS_STATE_TRANSIENT_BACKGROUND:
+                case ActivityManager.PROCESS_STATE_SERVICE:
+                    // These all are longer-term states, so pull them up to the top
+                    // of the background states, but not all the way to the top state.
+                    procState = ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE;
+                    app.adjType = mayBeTopType;
+                    app.adjSource = mayBeTopSource;
+                    app.adjTarget = mayBeTopTarget;
+                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                        reportOomAdjMessageLocked(TAG_OOM_ADJ, "May be top raise to " + mayBeTopType
+                                + ": " + app + ", due to " + mayBeTopSource
+                                + " adj=" + adj + " procState="
+                                + ProcessList.makeProcStateString(procState));
+                    }
+                    break;
+                default:
+                    // Otherwise, top is a better choice, so take it.
+                    procState = ActivityManager.PROCESS_STATE_TOP;
+                    app.adjType = mayBeTopType;
+                    app.adjSource = mayBeTopSource;
+                    app.adjTarget = mayBeTopTarget;
+                    if (DEBUG_OOM_ADJ_REASON || logUid == appUid) {
+                        reportOomAdjMessageLocked(TAG_OOM_ADJ, "May be top raise to " + mayBeTopType
+                                + ": " + app + ", due to " + mayBeTopSource
+                                + " adj=" + adj + " procState="
+                                + ProcessList.makeProcStateString(procState));
+                    }
+                    break;
+            }
+        }
+
+        if (procState >= ActivityManager.PROCESS_STATE_CACHED_EMPTY) {
+            if (app.hasClientActivities()) {
+                // This is a cached process, but with client activities.  Mark it so.
+                procState = ActivityManager.PROCESS_STATE_CACHED_ACTIVITY_CLIENT;
+                app.adjType = "cch-client-act";
+            } else if (app.treatLikeActivity) {
+                // This is a cached process, but somebody wants us to treat it like it has
+                // an activity, okay!
+                procState = PROCESS_STATE_CACHED_ACTIVITY;
+                app.adjType = "cch-as-act";
+            }
+        }
+
+        if (adj == ProcessList.SERVICE_ADJ) {
+            if (doingAll) {
+                app.serviceb = mNewNumAServiceProcs > (mNumServiceProcs/3);
+                mNewNumServiceProcs++;
+                //Slog.i(TAG, "ADJ " + app + " serviceb=" + app.serviceb);
+                if (!app.serviceb) {
+                    // This service isn't far enough down on the LRU list to
+                    // normally be a B service, but if we are low on RAM and it
+                    // is large we want to force it down since we would prefer to
+                    // keep launcher over it.
+                    if (mService.mLastMemoryLevel > ProcessStats.ADJ_MEM_FACTOR_NORMAL
+                            && app.lastPss >= mProcessList.getCachedRestoreThresholdKb()) {
+                        app.serviceHighRam = true;
+                        app.serviceb = true;
+                        //Slog.i(TAG, "ADJ " + app + " high ram!");
+                    } else {
+                        mNewNumAServiceProcs++;
+                        //Slog.i(TAG, "ADJ " + app + " not high ram!");
+                    }
+                } else {
+                    app.serviceHighRam = false;
+                }
+            }
+            if (app.serviceb) {
+                adj = ProcessList.SERVICE_B_ADJ;
+            }
+        }
+
+        app.setCurRawAdj(adj);
+
+        //Slog.i(TAG, "OOM ADJ " + app + ": pid=" + app.pid +
+        //      " adj=" + adj + " curAdj=" + app.curAdj + " maxAdj=" + app.maxAdj);
+        if (adj > app.maxAdj) {
+            adj = app.maxAdj;
+            if (app.maxAdj <= ProcessList.PERCEPTIBLE_APP_ADJ) {
+                schedGroup = ProcessList.SCHED_GROUP_DEFAULT;
+            }
+        }
+
+        // Put bound foreground services in a special sched group for additional
+        // restrictions on screen off
+        if (procState >= ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE &&
+                mService.mWakefulness != PowerManagerInternal.WAKEFULNESS_AWAKE) {
+            if (schedGroup > ProcessList.SCHED_GROUP_RESTRICTED) {
+                schedGroup = ProcessList.SCHED_GROUP_RESTRICTED;
+            }
+        }
+
+        // Do final modification to adj.  Everything we do between here and applying
+        // the final setAdj must be done in this function, because we will also use
+        // it when computing the final cached adj later.  Note that we don't need to
+        // worry about this for max adj above, since max adj will always be used to
+        // keep it out of the cached vaues.
+        app.curAdj = app.modifyRawOomAdj(adj);
+        app.setCurrentSchedulingGroup(schedGroup);
+        app.setCurProcState(procState);
+        app.setCurRawProcState(procState);
+        app.setHasForegroundActivities(foregroundActivities);
+        app.completedAdjSeq = mAdjSeq;
+
+        // if curAdj or curProcState improved, then this process was promoted
+        return app.curAdj < prevAppAdj || app.getCurProcState() < prevProcState;
+    }
+
+    /**
+     * Checks if for the given app and client, there's a cycle that should skip over the client
+     * for now or use partial values to evaluate the effect of the client binding.
+     * @param app
+     * @param client
+     * @param procState procstate evaluated so far for this app
+     * @param adj oom_adj evaluated so far for this app
+     * @param cycleReEval whether we're currently re-evaluating due to a cycle, and not the first
+     *                    evaluation.
+     * @return whether to skip using the client connection at this time
+     */
+    private boolean shouldSkipDueToCycle(ProcessRecord app, ProcessRecord client,
+            int procState, int adj, boolean cycleReEval) {
+        if (client.containsCycle) {
+            // We've detected a cycle. We should retry computeOomAdjLocked later in
+            // case a later-checked connection from a client  would raise its
+            // priority legitimately.
+            app.containsCycle = true;
+            // If the client has not been completely evaluated, check if it's worth
+            // using the partial values.
+            if (client.completedAdjSeq < mAdjSeq) {
+                if (cycleReEval) {
+                    // If the partial values are no better, skip until the next
+                    // attempt
+                    if (client.getCurRawProcState() >= procState
+                            && client.getCurRawAdj() >= adj) {
+                        return true;
+                    }
+                    // Else use the client's partial procstate and adj to adjust the
+                    // effect of the binding
+                } else {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    /** Inform the oomadj observer of changes to oomadj. Used by tests. */
+    @GuardedBy("mService")
+    void reportOomAdjMessageLocked(String tag, String msg) {
+        Slog.d(tag, msg);
+        if (mService.mCurOomAdjObserver != null) {
+            mService.mUiHandler.obtainMessage(DISPATCH_OOM_ADJ_OBSERVER_MSG, msg).sendToTarget();
+        }
+    }
+
+    /** Applies the computed oomadj, procstate and sched group values and freezes them in set* */
+    @GuardedBy("mService")
+    private final boolean applyOomAdjLocked(ProcessRecord app, boolean doingAll, long now,
+            long nowElapsed) {
+        boolean success = true;
+
+        if (app.getCurRawAdj() != app.setRawAdj) {
+            app.setRawAdj = app.getCurRawAdj();
+        }
+
+        int changes = 0;
+
+        if (app.curAdj != app.setAdj) {
+            // don't compact during bootup
+            if (mConstants.USE_COMPACTION && mService.mBooted) {
+                // Perform a minor compaction when a perceptible app becomes the prev/home app
+                // Perform a major compaction when any app enters cached
+                // reminder: here, setAdj is previous state, curAdj is upcoming state
+                if (app.setAdj <= ProcessList.PERCEPTIBLE_APP_ADJ &&
+                        (app.curAdj == ProcessList.PREVIOUS_APP_ADJ ||
+                                app.curAdj == ProcessList.HOME_APP_ADJ)) {
+                    mAppCompact.compactAppSome(app);
+                } else if (app.setAdj < ProcessList.CACHED_APP_MIN_ADJ &&
+                        app.curAdj >= ProcessList.CACHED_APP_MIN_ADJ) {
+                    mAppCompact.compactAppFull(app);
+                }
+            }
+            ProcessList.setOomAdj(app.pid, app.uid, app.curAdj);
+            if (DEBUG_SWITCH || DEBUG_OOM_ADJ || mService.mCurOomAdjUid == app.info.uid) {
+                String msg = "Set " + app.pid + " " + app.processName + " adj "
+                        + app.curAdj + ": " + app.adjType;
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, msg);
+            }
+            app.setAdj = app.curAdj;
+            app.verifiedAdj = ProcessList.INVALID_ADJ;
+        }
+
+        final int curSchedGroup = app.getCurrentSchedulingGroup();
+        if (app.setSchedGroup != curSchedGroup) {
+            int oldSchedGroup = app.setSchedGroup;
+            app.setSchedGroup = curSchedGroup;
+            if (DEBUG_SWITCH || DEBUG_OOM_ADJ || mService.mCurOomAdjUid == app.uid) {
+                String msg = "Setting sched group of " + app.processName
+                        + " to " + curSchedGroup + ": " + app.adjType;
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, msg);
+            }
+            if (app.waitingToKill != null && app.curReceivers.isEmpty()
+                    && app.setSchedGroup == ProcessList.SCHED_GROUP_BACKGROUND) {
+                app.kill(app.waitingToKill, true);
+                success = false;
+            } else {
+                int processGroup;
+                switch (curSchedGroup) {
+                    case ProcessList.SCHED_GROUP_BACKGROUND:
+                        processGroup = THREAD_GROUP_BG_NONINTERACTIVE;
+                        break;
+                    case ProcessList.SCHED_GROUP_TOP_APP:
+                    case ProcessList.SCHED_GROUP_TOP_APP_BOUND:
+                        processGroup = THREAD_GROUP_TOP_APP;
+                        break;
+                    case ProcessList.SCHED_GROUP_RESTRICTED:
+                        processGroup = THREAD_GROUP_RESTRICTED;
+                        break;
+                    default:
+                        processGroup = THREAD_GROUP_DEFAULT;
+                        break;
+                }
+                long oldId = Binder.clearCallingIdentity();
+                try {
+                    setProcessGroup(app.pid, processGroup);
+                    if (curSchedGroup == ProcessList.SCHED_GROUP_TOP_APP) {
+                        // do nothing if we already switched to RT
+                        if (oldSchedGroup != ProcessList.SCHED_GROUP_TOP_APP) {
+                            app.getWindowProcessController().onTopProcChanged();
+                            if (mService.mUseFifoUiScheduling) {
+                                // Switch UI pipeline for app to SCHED_FIFO
+                                app.savedPriority = Process.getThreadPriority(app.pid);
+                                mService.scheduleAsFifoPriority(app.pid, /* suppressLogs */true);
+                                if (app.renderThreadTid != 0) {
+                                    mService.scheduleAsFifoPriority(app.renderThreadTid,
+                                            /* suppressLogs */true);
+                                    if (DEBUG_OOM_ADJ) {
+                                        Slog.d("UI_FIFO", "Set RenderThread (TID " +
+                                                app.renderThreadTid + ") to FIFO");
+                                    }
+                                } else {
+                                    if (DEBUG_OOM_ADJ) {
+                                        Slog.d("UI_FIFO", "Not setting RenderThread TID");
+                                    }
+                                }
+                            } else {
+                                // Boost priority for top app UI and render threads
+                                setThreadPriority(app.pid, TOP_APP_PRIORITY_BOOST);
+                                if (app.renderThreadTid != 0) {
+                                    try {
+                                        setThreadPriority(app.renderThreadTid,
+                                                TOP_APP_PRIORITY_BOOST);
+                                    } catch (IllegalArgumentException e) {
+                                        // thread died, ignore
+                                    }
+                                }
+                            }
+                        }
+                    } else if (oldSchedGroup == ProcessList.SCHED_GROUP_TOP_APP &&
+                            curSchedGroup != ProcessList.SCHED_GROUP_TOP_APP) {
+                        app.getWindowProcessController().onTopProcChanged();
+                        if (mService.mUseFifoUiScheduling) {
+                            try {
+                                // Reset UI pipeline to SCHED_OTHER
+                                setThreadScheduler(app.pid, SCHED_OTHER, 0);
+                                setThreadPriority(app.pid, app.savedPriority);
+                                if (app.renderThreadTid != 0) {
+                                    setThreadScheduler(app.renderThreadTid,
+                                            SCHED_OTHER, 0);
+                                    setThreadPriority(app.renderThreadTid, -4);
+                                }
+                            } catch (IllegalArgumentException e) {
+                                Slog.w(TAG,
+                                        "Failed to set scheduling policy, thread does not exist:\n"
+                                                + e);
+                            } catch (SecurityException e) {
+                                Slog.w(TAG, "Failed to set scheduling policy, not allowed:\n" + e);
+                            }
+                        } else {
+                            // Reset priority for top app UI and render threads
+                            setThreadPriority(app.pid, 0);
+                            if (app.renderThreadTid != 0) {
+                                setThreadPriority(app.renderThreadTid, 0);
+                            }
+                        }
+                    }
+                } catch (Exception e) {
+                    if (false) {
+                        Slog.w(TAG, "Failed setting process group of " + app.pid
+                                + " to " + app.getCurrentSchedulingGroup());
+                        Slog.w(TAG, "at location", e);
+                    }
+                } finally {
+                    Binder.restoreCallingIdentity(oldId);
+                }
+            }
+        }
+        if (app.repForegroundActivities != app.hasForegroundActivities()) {
+            app.repForegroundActivities = app.hasForegroundActivities();
+            changes |= ActivityManagerService.ProcessChangeItem.CHANGE_ACTIVITIES;
+        }
+        if (app.getReportedProcState() != app.getCurProcState()) {
+            app.setReportedProcState(app.getCurProcState());
+            if (app.thread != null) {
+                try {
+                    if (false) {
+                        //RuntimeException h = new RuntimeException("here");
+                        Slog.i(TAG, "Sending new process state " + app.getReportedProcState()
+                                + " to " + app /*, h*/);
+                    }
+                    app.thread.setProcessState(app.getReportedProcState());
+                } catch (RemoteException e) {
+                }
+            }
+        }
+        if (app.setProcState == PROCESS_STATE_NONEXISTENT
+                || ProcessList.procStatesDifferForMem(app.getCurProcState(), app.setProcState)) {
+            if (false && mService.mTestPssMode
+                    && app.setProcState >= 0 && app.lastStateTime <= (now-200)) {
+                // Experimental code to more aggressively collect pss while
+                // running test...  the problem is that this tends to collect
+                // the data right when a process is transitioning between process
+                // states, which will tend to give noisy data.
+                long start = SystemClock.uptimeMillis();
+                long startTime = SystemClock.currentThreadTimeMillis();
+                long pss = Debug.getPss(app.pid, mTmpLong, null);
+                long endTime = SystemClock.currentThreadTimeMillis();
+                mService.recordPssSampleLocked(app, app.getCurProcState(), pss,
+                        mTmpLong[0], mTmpLong[1], mTmpLong[2],
+                        ProcessStats.ADD_PSS_INTERNAL_SINGLE, endTime-startTime, now);
+                mService.mPendingPssProcesses.remove(app);
+                Slog.i(TAG, "Recorded pss for " + app + " state " + app.setProcState
+                        + " to " + app.getCurProcState() + ": "
+                        + (SystemClock.uptimeMillis()-start) + "ms");
+            }
+            app.lastStateTime = now;
+            app.nextPssTime = ProcessList.computeNextPssTime(app.getCurProcState(),
+                    app.procStateMemTracker, mService.mTestPssMode,
+                    mService.mAtmInternal.isSleeping(), now);
+            if (DEBUG_PSS) Slog.d(TAG_PSS, "Process state change from "
+                    + ProcessList.makeProcStateString(app.setProcState) + " to "
+                    + ProcessList.makeProcStateString(app.getCurProcState()) + " next pss in "
+                    + (app.nextPssTime-now) + ": " + app);
+        } else {
+            if (now > app.nextPssTime || (now > (app.lastPssTime+ProcessList.PSS_MAX_INTERVAL)
+                    && now > (app.lastStateTime+ProcessList.minTimeFromStateChange(
+                    mService.mTestPssMode)))) {
+                if (mService.requestPssLocked(app, app.setProcState)) {
+                    app.nextPssTime = ProcessList.computeNextPssTime(app.getCurProcState(),
+                            app.procStateMemTracker, mService.mTestPssMode,
+                            mService.mAtmInternal.isSleeping(), now);
+                }
+            } else if (false && DEBUG_PSS) {
+                Slog.d(TAG_PSS,
+                        "Not requesting pss of " + app + ": next=" + (app.nextPssTime-now));
+            }
+        }
+        if (app.setProcState != app.getCurProcState()) {
+            if (DEBUG_SWITCH || DEBUG_OOM_ADJ || mService.mCurOomAdjUid == app.uid) {
+                String msg = "Proc state change of " + app.processName
+                        + " to " + ProcessList.makeProcStateString(app.getCurProcState())
+                        + " (" + app.getCurProcState() + ")" + ": " + app.adjType;
+                reportOomAdjMessageLocked(TAG_OOM_ADJ, msg);
+            }
+            boolean setImportant = app.setProcState < ActivityManager.PROCESS_STATE_SERVICE;
+            boolean curImportant = app.getCurProcState() < ActivityManager.PROCESS_STATE_SERVICE;
+            if (setImportant && !curImportant) {
+                // This app is no longer something we consider important enough to allow to use
+                // arbitrary amounts of battery power. Note its current CPU time to later know to
+                // kill it if it is not behaving well.
+                app.setWhenUnimportant(now);
+                app.lastCpuTime = 0;
+            }
+            // Inform UsageStats of important process state change
+            // Must be called before updating setProcState
+            maybeUpdateUsageStatsLocked(app, nowElapsed);
+
+            maybeUpdateLastTopTime(app, now);
+
+            app.setProcState = app.getCurProcState();
+            if (app.setProcState >= ActivityManager.PROCESS_STATE_HOME) {
+                app.notCachedSinceIdle = false;
+            }
+            if (!doingAll) {
+                mService.setProcessTrackerStateLocked(app,
+                        mService.mProcessStats.getMemFactorLocked(), now);
+            } else {
+                app.procStateChanged = true;
+            }
+        } else if (app.reportedInteraction && (nowElapsed - app.getInteractionEventTime())
+                > mConstants.USAGE_STATS_INTERACTION_INTERVAL) {
+            // For apps that sit around for a long time in the interactive state, we need
+            // to report this at least once a day so they don't go idle.
+            maybeUpdateUsageStatsLocked(app, nowElapsed);
+        }
+
+        if (changes != 0) {
+            if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
+                    "Changes in " + app + ": " + changes);
+            int i = mService.mPendingProcessChanges.size()-1;
+            ActivityManagerService.ProcessChangeItem item = null;
+            while (i >= 0) {
+                item = mService.mPendingProcessChanges.get(i);
+                if (item.pid == app.pid) {
+                    if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
+                            "Re-using existing item: " + item);
+                    break;
+                }
+                i--;
+            }
+            if (i < 0) {
+                // No existing item in pending changes; need a new one.
+                final int NA = mService.mAvailProcessChanges.size();
+                if (NA > 0) {
+                    item = mService.mAvailProcessChanges.remove(NA-1);
+                    if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
+                            "Retrieving available item: " + item);
+                } else {
+                    item = new ActivityManagerService.ProcessChangeItem();
+                    if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
+                            "Allocating new item: " + item);
+                }
+                item.changes = 0;
+                item.pid = app.pid;
+                item.uid = app.info.uid;
+                if (mService.mPendingProcessChanges.size() == 0) {
+                    if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
+                            "*** Enqueueing dispatch processes changed!");
+                    mService.mUiHandler.obtainMessage(DISPATCH_PROCESSES_CHANGED_UI_MSG)
+                            .sendToTarget();
+                }
+                mService.mPendingProcessChanges.add(item);
+            }
+            item.changes |= changes;
+            item.foregroundActivities = app.repForegroundActivities;
+            if (DEBUG_PROCESS_OBSERVERS) Slog.i(TAG_PROCESS_OBSERVERS,
+                    "Item " + Integer.toHexString(System.identityHashCode(item))
+                            + " " + app.toShortString() + ": changes=" + item.changes
+                            + " foreground=" + item.foregroundActivities
+                            + " type=" + app.adjType + " source=" + app.adjSource
+                            + " target=" + app.adjTarget);
+        }
+
+        return success;
+    }
+
+    @GuardedBy("mService")
+    private void maybeUpdateUsageStatsLocked(ProcessRecord app, long nowElapsed) {
+        if (DEBUG_USAGE_STATS) {
+            Slog.d(TAG, "Checking proc [" + Arrays.toString(app.getPackageList())
+                    + "] state changes: old = " + app.setProcState + ", new = "
+                    + app.getCurProcState());
+        }
+        if (mService.mUsageStatsService == null) {
+            return;
+        }
+        boolean isInteraction;
+        // To avoid some abuse patterns, we are going to be careful about what we consider
+        // to be an app interaction.  Being the top activity doesn't count while the display
+        // is sleeping, nor do short foreground services.
+        if (app.getCurProcState() <= ActivityManager.PROCESS_STATE_TOP) {
+            isInteraction = true;
+            app.setFgInteractionTime(0);
+        } else if (app.getCurProcState() <= ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE) {
+            if (app.getFgInteractionTime() == 0) {
+                app.setFgInteractionTime(nowElapsed);
+                isInteraction = false;
+            } else {
+                isInteraction = nowElapsed > app.getFgInteractionTime()
+                        + mConstants.SERVICE_USAGE_INTERACTION_TIME;
+            }
+        } else {
+            isInteraction =
+                    app.getCurProcState() <= ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND;
+            app.setFgInteractionTime(0);
+        }
+        if (isInteraction
+                && (!app.reportedInteraction || (nowElapsed - app.getInteractionEventTime())
+                > mConstants.USAGE_STATS_INTERACTION_INTERVAL)) {
+            app.setInteractionEventTime(nowElapsed);
+            String[] packages = app.getPackageList();
+            if (packages != null) {
+                for (int i = 0; i < packages.length; i++) {
+                    mService.mUsageStatsService.reportEvent(packages[i], app.userId,
+                            UsageEvents.Event.SYSTEM_INTERACTION);
+                }
+            }
+        }
+        app.reportedInteraction = isInteraction;
+        if (!isInteraction) {
+            app.setInteractionEventTime(0);
+        }
+    }
+
+    private void maybeUpdateLastTopTime(ProcessRecord app, long nowUptime) {
+        if (app.setProcState <= ActivityManager.PROCESS_STATE_TOP
+                && app.getCurProcState() > ActivityManager.PROCESS_STATE_TOP) {
+            app.lastTopTime = nowUptime;
+        }
+    }
+
+    /**
+     * Look for recently inactive apps and mark them idle after a grace period. If idled, stop
+     * any background services and inform listeners.
+     */
+    @GuardedBy("mService")
+    void idleUidsLocked() {
+        final int N = mActiveUids.size();
+        if (N <= 0) {
+            return;
+        }
+        final long nowElapsed = SystemClock.elapsedRealtime();
+        final long maxBgTime = nowElapsed - mConstants.BACKGROUND_SETTLE_TIME;
+        long nextTime = 0;
+        if (mLocalPowerManager != null) {
+            mLocalPowerManager.startUidChanges();
+        }
+        for (int i = N - 1; i >= 0; i--) {
+            final UidRecord uidRec = mActiveUids.valueAt(i);
+            final long bgTime = uidRec.lastBackgroundTime;
+            if (bgTime > 0 && !uidRec.idle) {
+                if (bgTime <= maxBgTime) {
+                    EventLogTags.writeAmUidIdle(uidRec.uid);
+                    uidRec.idle = true;
+                    uidRec.setIdle = true;
+                    mService.doStopUidLocked(uidRec.uid, uidRec);
+                } else {
+                    if (nextTime == 0 || nextTime > bgTime) {
+                        nextTime = bgTime;
+                    }
+                }
+            }
+        }
+        if (mLocalPowerManager != null) {
+            mLocalPowerManager.finishUidChanges();
+        }
+        if (nextTime > 0) {
+            mService.mHandler.removeMessages(IDLE_UIDS_MSG);
+            mService.mHandler.sendEmptyMessageDelayed(IDLE_UIDS_MSG,
+                    nextTime + mConstants.BACKGROUND_SETTLE_TIME - nowElapsed);
+        }
+    }
+
+    @GuardedBy("mService")
+    final void setAppIdTempWhitelistStateLocked(int appId, boolean onWhitelist) {
+        boolean changed = false;
+        for (int i = mActiveUids.size() - 1; i >= 0; i--) {
+            final UidRecord uidRec = mActiveUids.valueAt(i);
+            if (UserHandle.getAppId(uidRec.uid) == appId && uidRec.curWhitelist != onWhitelist) {
+                uidRec.curWhitelist = onWhitelist;
+                changed = true;
+            }
+        }
+        if (changed) {
+            updateOomAdjLocked();
+        }
+    }
+
+    @GuardedBy("mService")
+    final void setUidTempWhitelistStateLocked(int uid, boolean onWhitelist) {
+        boolean changed = false;
+        final UidRecord uidRec = mActiveUids.get(uid);
+        if (uidRec != null && uidRec.curWhitelist != onWhitelist) {
+            uidRec.curWhitelist = onWhitelist;
+            updateOomAdjLocked();
+        }
+    }
+
+    @GuardedBy("mService")
+    void dumpProcessListVariablesLocked(ProtoOutputStream proto) {
+        proto.write(ActivityManagerServiceDumpProcessesProto.ADJ_SEQ, mAdjSeq);
+        proto.write(ActivityManagerServiceDumpProcessesProto.LRU_SEQ, mProcessList.mLruSeq);
+        proto.write(ActivityManagerServiceDumpProcessesProto.NUM_NON_CACHED_PROCS,
+                mNumNonCachedProcs);
+        proto.write(ActivityManagerServiceDumpProcessesProto.NUM_SERVICE_PROCS, mNumServiceProcs);
+        proto.write(ActivityManagerServiceDumpProcessesProto.NEW_NUM_SERVICE_PROCS,
+                mNewNumServiceProcs);
+
+    }
+
+    @GuardedBy("mService")
+    void dumpSequenceNumbersLocked(PrintWriter pw) {
+        pw.println("  mAdjSeq=" + mAdjSeq + " mLruSeq=" + mProcessList.mLruSeq);
+    }
+
+    @GuardedBy("mService")
+    void dumpProcCountsLocked(PrintWriter pw) {
+        pw.println("  mNumNonCachedProcs=" + mNumNonCachedProcs
+                + " (" + mProcessList.getLruSizeLocked() + " total)"
+                + " mNumCachedHiddenProcs=" + mNumCachedHiddenProcs
+                + " mNumServiceProcs=" + mNumServiceProcs
+                + " mNewNumServiceProcs=" + mNewNumServiceProcs);
+    }
+
+}
diff --git a/services/core/java/com/android/server/am/ProcessList.java b/services/core/java/com/android/server/am/ProcessList.java
index 9898d06..5bc8845 100644
--- a/services/core/java/com/android/server/am/ProcessList.java
+++ b/services/core/java/com/android/server/am/ProcessList.java
@@ -17,6 +17,7 @@
 package com.android.server.am;
 
 import static android.app.ActivityManager.PROCESS_STATE_CACHED_ACTIVITY;
+import static android.app.ActivityManager.PROCESS_STATE_NONEXISTENT;
 import static android.app.ActivityThread.PROC_START_SEQ_IDENT;
 import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AUTO;
 import static android.os.Process.SYSTEM_UID;
@@ -123,7 +124,7 @@
  * </ul>
  */
 public final class ProcessList {
-    private static final String TAG = TAG_WITH_CLASS_NAME ? "ProcessList" : TAG_AM;
+    static final String TAG = TAG_WITH_CLASS_NAME ? "ProcessList" : TAG_AM;
 
     // The minimum time we allow between crashes, for us to consider this
     // application to be bad and stop and its services and reject broadcasts.
@@ -352,6 +353,8 @@
      */
     int mLruSeq = 0;
 
+    ActiveUids mActiveUids;
+
     /**
      * The currently running isolated processes.
      */
@@ -549,8 +552,10 @@
         updateOomLevels(0, 0, false);
     }
 
-    void init(ActivityManagerService service) {
+    void init(ActivityManagerService service, ActiveUids activeUids) {
         mService = service;
+        mActiveUids = activeUids;
+
         if (sKillHandler == null) {
             sKillThread = new ServiceThread(TAG + ":kill",
                     THREAD_PRIORITY_BACKGROUND, true /* allowIo */);
@@ -2176,7 +2181,7 @@
         } else if (old != null) {
             Slog.wtf(TAG, "Already have existing proc " + old + " when adding " + proc);
         }
-        UidRecord uidRec = mService.mActiveUids.get(proc.uid);
+        UidRecord uidRec = mActiveUids.get(proc.uid);
         if (uidRec == null) {
             uidRec = new UidRecord(proc.uid, mService.mAtmInternal);
             // This is the first appearance of the uid, report it now!
@@ -2188,7 +2193,7 @@
                 uidRec.setWhitelist = uidRec.curWhitelist = true;
             }
             uidRec.updateHasInternetPermission();
-            mService.mActiveUids.put(proc.uid, uidRec);
+            mActiveUids.put(proc.uid, uidRec);
             EventLogTags.writeAmUidRunning(uidRec.uid);
             mService.noteUidProcessState(uidRec.uid, uidRec.getCurProcState());
         }
@@ -2290,7 +2295,7 @@
                         "No more processes in " + old.uidRecord);
                 mService.enqueueUidChangeLocked(old.uidRecord, -1, UidRecord.CHANGE_GONE);
                 EventLogTags.writeAmUidStopped(uid);
-                mService.mActiveUids.remove(uid);
+                mActiveUids.remove(uid);
                 mService.noteUidProcessState(uid, ActivityManager.PROCESS_STATE_NONEXISTENT);
             }
             old.uidRecord = null;
@@ -3050,4 +3055,37 @@
             }
         }
     }
+
+    /** Returns the uid's process state or PROCESS_STATE_NONEXISTENT if not running */
+    @GuardedBy("mService")
+    int getUidProcStateLocked(int uid) {
+        UidRecord uidRec = mActiveUids.get(uid);
+        return uidRec == null ? PROCESS_STATE_NONEXISTENT : uidRec.getCurProcState();
+    }
+
+    /** Returns the UidRecord for the given uid, if it exists. */
+    @GuardedBy("mService")
+    UidRecord getUidRecordLocked(int uid) {
+        return mActiveUids.get(uid);
+    }
+
+    /**
+     * Call {@link ActivityManagerService#doStopUidLocked}
+     * (which will also stop background services) for all idle UIDs.
+     */
+    @GuardedBy("mService")
+    void doStopUidForIdleUidsLocked() {
+        final int size = mActiveUids.size();
+        for (int i = 0; i < size; i++) {
+            final int uid = mActiveUids.keyAt(i);
+            if (UserHandle.isCore(uid)) {
+                continue;
+            }
+            final UidRecord uidRec = mActiveUids.valueAt(i);
+            if (!uidRec.idle) {
+                continue;
+            }
+            mService.doStopUidLocked(uidRec.uid, uidRec);
+        }
+    }
 }
diff --git a/services/core/java/com/android/server/am/SettingsToPropertiesMapper.java b/services/core/java/com/android/server/am/SettingsToPropertiesMapper.java
index d5ede5b..c2117a7 100644
--- a/services/core/java/com/android/server/am/SettingsToPropertiesMapper.java
+++ b/services/core/java/com/android/server/am/SettingsToPropertiesMapper.java
@@ -77,6 +77,7 @@
     // permission in the corresponding .te file your feature belongs to.
     @VisibleForTesting
     static final String[] sDeviceConfigScopes = new String[] {
+        DeviceConfig.NAMESPACE_INPUT_NATIVE_BOOT,
     };
 
     private final String[] mGlobalSettings;
diff --git a/services/core/java/com/android/server/hdmi/Constants.java b/services/core/java/com/android/server/hdmi/Constants.java
index 6f5a196..ff029c1 100644
--- a/services/core/java/com/android/server/hdmi/Constants.java
+++ b/services/core/java/com/android/server/hdmi/Constants.java
@@ -343,14 +343,6 @@
     static final String PROPERTY_HDMI_CEC_NEVER_ASSIGN_LOGICAL_ADDRESSES =
             "ro.hdmi.property_hdmi_cec_never_assign_logical_addresses";
 
-    /**
-     * Property to indicate if the current device is a cec switch device.
-     *
-     * <p> Default is false.
-     */
-    static final String PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH =
-            "ro.hdmi.property_is_device_hdmi_cec_switch";
-
     // Set to false to allow playback device to go to suspend mode even
     // when it's an active source. True by default.
     static final String PROPERTY_KEEP_AWAKE = "persist.sys.hdmi.keep_awake";
diff --git a/services/core/java/com/android/server/hdmi/DeviceDiscoveryAction.java b/services/core/java/com/android/server/hdmi/DeviceDiscoveryAction.java
index b75e75f..ba21b78 100755
--- a/services/core/java/com/android/server/hdmi/DeviceDiscoveryAction.java
+++ b/services/core/java/com/android/server/hdmi/DeviceDiscoveryAction.java
@@ -28,7 +28,7 @@
 
 /**
  * Feature action that handles device discovery sequences.
- * Device discovery is launched when TV device is woken from "Standby" state
+ * Device discovery is launched when device is woken from "Standby" state
  * or enabled "Control for Hdmi" from disabled state.
  *
  * <p>Device discovery goes through the following steps.
@@ -89,6 +89,7 @@
     private final DeviceDiscoveryCallback mCallback;
     private int mProcessedDeviceCount = 0;
     private int mTimeoutRetry = 0;
+    private boolean mIsTvDevice = source().mService.isTvDevice();
 
     /**
      * Constructor.
@@ -266,15 +267,19 @@
         current.mPortId = getPortId(current.mPhysicalAddress);
         current.mDeviceType = params[2] & 0xFF;
 
-        tv().updateCecSwitchInfo(current.mLogicalAddress, current.mDeviceType,
+        // TODO(amyjojo): check if non-TV device needs to update cec switch info.
+        // This is to manager CEC device separately in case they don't have address.
+        if (mIsTvDevice) {
+            tv().updateCecSwitchInfo(current.mLogicalAddress, current.mDeviceType,
                     current.mPhysicalAddress);
-
+        }
         increaseProcessedDeviceCount();
         checkAndProceedStage();
     }
 
     private int getPortId(int physicalAddress) {
-        return tv().getPortId(physicalAddress);
+        return mIsTvDevice ? tv().getPortId(physicalAddress)
+            : source().getPortId(physicalAddress);
     }
 
     private void handleSetOsdName(HdmiCecMessage cmd) {
@@ -345,7 +350,9 @@
         mCallback.onDeviceDiscoveryDone(result);
         finish();
         // Process any commands buffered while device discovery action was in progress.
-        tv().processAllDelayedMessages();
+        if (mIsTvDevice) {
+            tv().processAllDelayedMessages();
+        }
     }
 
     private void checkAndProceedStage() {
diff --git a/services/core/java/com/android/server/hdmi/HdmiCecLocalDevice.java b/services/core/java/com/android/server/hdmi/HdmiCecLocalDevice.java
index 6e1b018..32dc0261 100755
--- a/services/core/java/com/android/server/hdmi/HdmiCecLocalDevice.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecLocalDevice.java
@@ -916,6 +916,11 @@
         setActivePath(mService.portIdToPath(portId));
     }
 
+    // Returns the id of the port that the target device is connected to.
+    int getPortId(int physicalAddress) {
+        return mService.pathToPortId(physicalAddress);
+    }
+
     @ServiceThreadOnly
     HdmiCecMessageCache getCecMessageCache() {
         assertRunOnServiceThread();
diff --git a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystem.java b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystem.java
index 8cfe47f..0e4e334 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystem.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystem.java
@@ -23,19 +23,25 @@
 import android.content.Intent;
 import android.hardware.hdmi.HdmiControlManager;
 import android.hardware.hdmi.HdmiDeviceInfo;
+import android.hardware.hdmi.HdmiPortInfo;
 import android.hardware.hdmi.IHdmiControlCallback;
 import android.media.AudioDeviceInfo;
 import android.media.AudioManager;
 import android.media.AudioSystem;
 import android.media.tv.TvContract;
 import android.os.SystemProperties;
+import android.util.Slog;
+import android.util.SparseArray;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.server.hdmi.Constants.AudioCodec;
+import com.android.server.hdmi.DeviceDiscoveryAction.DeviceDiscoveryCallback;
 import com.android.server.hdmi.HdmiAnnotations.ServiceThreadOnly;
 
+import java.io.UnsupportedEncodingException;
 import java.util.HashMap;
+import java.util.List;
 
 /**
  * Represent a logical device of type {@link HdmiDeviceInfo#DEVICE_AUDIO_SYSTEM} residing in Android
@@ -71,6 +77,10 @@
     // processing.
     private final HashMap<Integer, String> mTvInputs = new HashMap<>();
 
+    // Map-like container of all cec devices.
+    // device id is used as key of container.
+    private final SparseArray<HdmiDeviceInfo> mDeviceInfos = new SparseArray<>();
+
     protected HdmiCecLocalDeviceAudioSystem(HdmiControlService service) {
         super(service, HdmiDeviceInfo.DEVICE_AUDIO_SYSTEM);
         mSystemAudioControlFeatureEnabled = true;
@@ -86,6 +96,132 @@
                 "com.droidlogic.tvinput/.services.Hdmi3InputService/HW7");
     }
 
+    /**
+     * Called when a device is newly added or a new device is detected or
+     * an existing device is updated.
+     *
+     * @param info device info of a new device.
+     */
+    @ServiceThreadOnly
+    final void addCecDevice(HdmiDeviceInfo info) {
+        assertRunOnServiceThread();
+        HdmiDeviceInfo old = addDeviceInfo(info);
+        if (info.getPhysicalAddress() == mService.getPhysicalAddress()) {
+            // The addition of the device itself should not be notified.
+            // Note that different logical address could still be the same local device.
+            return;
+        }
+        if (old == null) {
+            invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_ADD_DEVICE);
+        } else if (!old.equals(info)) {
+            invokeDeviceEventListener(old, HdmiControlManager.DEVICE_EVENT_REMOVE_DEVICE);
+            invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_ADD_DEVICE);
+        }
+    }
+
+    /**
+     * Called when a device is removed or removal of device is detected.
+     *
+     * @param address a logical address of a device to be removed
+     */
+    @ServiceThreadOnly
+    final void removeCecDevice(int address) {
+        assertRunOnServiceThread();
+        HdmiDeviceInfo info = removeDeviceInfo(HdmiDeviceInfo.idForCecDevice(address));
+
+        mCecMessageCache.flushMessagesFrom(address);
+        invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_REMOVE_DEVICE);
+    }
+
+    /**
+     * Called when a device is updated.
+     *
+     * @param info device info of the updating device.
+     */
+    @ServiceThreadOnly
+    final void updateCecDevice(HdmiDeviceInfo info) {
+        assertRunOnServiceThread();
+        HdmiDeviceInfo old = addDeviceInfo(info);
+
+        if (old == null) {
+            invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_ADD_DEVICE);
+        } else if (!old.equals(info)) {
+            invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_UPDATE_DEVICE);
+        }
+    }
+
+    /**
+    * Add a new {@link HdmiDeviceInfo}. It returns old device info which has the same
+     * logical address as new device info's.
+     *
+     * @param deviceInfo a new {@link HdmiDeviceInfo} to be added.
+     * @return {@code null} if it is new device. Otherwise, returns old {@HdmiDeviceInfo}
+     *         that has the same logical address as new one has.
+     */
+    @ServiceThreadOnly
+    @VisibleForTesting
+    protected HdmiDeviceInfo addDeviceInfo(HdmiDeviceInfo deviceInfo) {
+        assertRunOnServiceThread();
+        HdmiDeviceInfo oldDeviceInfo = getCecDeviceInfo(deviceInfo.getLogicalAddress());
+        if (oldDeviceInfo != null) {
+            removeDeviceInfo(deviceInfo.getId());
+        }
+        mDeviceInfos.append(deviceInfo.getId(), deviceInfo);
+        return oldDeviceInfo;
+    }
+
+    /**
+     * Remove a device info corresponding to the given {@code logicalAddress}.
+     * It returns removed {@link HdmiDeviceInfo} if exists.
+     *
+     * @param id id of device to be removed
+     * @return removed {@link HdmiDeviceInfo} it exists. Otherwise, returns {@code null}
+     */
+    @ServiceThreadOnly
+    private HdmiDeviceInfo removeDeviceInfo(int id) {
+        assertRunOnServiceThread();
+        HdmiDeviceInfo deviceInfo = mDeviceInfos.get(id);
+        if (deviceInfo != null) {
+            mDeviceInfos.remove(id);
+        }
+        return deviceInfo;
+    }
+
+    /**
+     * Return a {@link HdmiDeviceInfo} corresponding to the given {@code logicalAddress}.
+     *
+     * @param logicalAddress logical address of the device to be retrieved
+     * @return {@link HdmiDeviceInfo} matched with the given {@code logicalAddress}.
+     *         Returns null if no logical address matched
+     */
+    @ServiceThreadOnly
+    HdmiDeviceInfo getCecDeviceInfo(int logicalAddress) {
+        assertRunOnServiceThread();
+        return mDeviceInfos.get(HdmiDeviceInfo.idForCecDevice(logicalAddress));
+    }
+
+    private void invokeDeviceEventListener(HdmiDeviceInfo info, int status) {
+        mService.invokeDeviceEventListeners(info, status);
+    }
+
+    @Override
+    @ServiceThreadOnly
+    void onHotplug(int portId, boolean connected) {
+        assertRunOnServiceThread();
+        if (connected) {
+            mService.wakeUp();
+        }
+        if (mService.getPortInfo(portId).getType() == HdmiPortInfo.PORT_OUTPUT) {
+            mCecMessageCache.flushAll();
+        } else {
+            if (connected) {
+                launchDeviceDiscovery();
+            } else {
+                // TODO(amyjojo): remove device from mDeviceInfo
+            }
+        }
+    }
+
     @Override
     @ServiceThreadOnly
     protected void onStandby(boolean initiatedByCec, int standbyAction) {
@@ -116,6 +252,8 @@
         boolean lastSystemAudioControlStatus =
                 SystemProperties.getBoolean(Constants.PROPERTY_LAST_SYSTEM_AUDIO_CONTROL, true);
         systemAudioControlOnPowerOn(systemAudioControlOnPowerOnProp, lastSystemAudioControlStatus);
+        clearDeviceInfoList();
+        launchDeviceDiscovery();
         startQueuedActions();
     }
 
@@ -152,6 +290,78 @@
 
     @Override
     @ServiceThreadOnly
+    protected boolean handleReportPhysicalAddress(HdmiCecMessage message) {
+        assertRunOnServiceThread();
+        int path = HdmiUtils.twoBytesToInt(message.getParams());
+        int address = message.getSource();
+        int type = message.getParams()[2];
+
+        // Ignore if [Device Discovery Action] is going on.
+        if (hasAction(DeviceDiscoveryAction.class)) {
+            Slog.i(TAG, "Ignored while Device Discovery Action is in progress: " + message);
+            return true;
+        }
+
+        // Update the device info with TIF, note that the same device info could have added in
+        // device discovery and we do not want to override it with default OSD name. Therefore we
+        // need the following check to skip redundant device info updating.
+        HdmiDeviceInfo oldDevice = getCecDeviceInfo(address);
+        if (oldDevice == null || oldDevice.getPhysicalAddress() != path) {
+            addCecDevice(new HdmiDeviceInfo(
+                    address, path, mService.pathToPortId(path), type,
+                    Constants.UNKNOWN_VENDOR_ID, HdmiUtils.getDefaultDeviceName(address)));
+            // if we are adding a new device info, send out a give osd name command
+            // to update the name of the device in TIF
+            mService.sendCecCommand(
+                    HdmiCecMessageBuilder.buildGiveOsdNameCommand(mAddress, address));
+            return true;
+        }
+
+        Slog.w(TAG, "Device info exists. Not updating on Physical Address.");
+        return true;
+    }
+
+    @Override
+    protected boolean handleReportPowerStatus(HdmiCecMessage command) {
+        int newStatus = command.getParams()[0] & 0xFF;
+        updateDevicePowerStatus(command.getSource(), newStatus);
+        return true;
+    }
+
+    @Override
+    @ServiceThreadOnly
+    protected boolean handleSetOsdName(HdmiCecMessage message) {
+        int source = message.getSource();
+        String osdName;
+        HdmiDeviceInfo deviceInfo = getCecDeviceInfo(source);
+        // If the device is not in device list, ignore it.
+        if (deviceInfo == null) {
+            Slog.i(TAG, "No source device info for <Set Osd Name>." + message);
+            return true;
+        }
+        try {
+            osdName = new String(message.getParams(), "US-ASCII");
+        } catch (UnsupportedEncodingException e) {
+            Slog.e(TAG, "Invalid <Set Osd Name> request:" + message, e);
+            return true;
+        }
+
+        if (deviceInfo.getDisplayName().equals(osdName)) {
+            Slog.d(TAG, "Ignore incoming <Set Osd Name> having same osd name:" + message);
+            return true;
+        }
+
+        Slog.d(TAG, "Updating device OSD name from "
+                + deviceInfo.getDisplayName()
+                + " to " + osdName);
+        updateCecDevice(new HdmiDeviceInfo(deviceInfo.getLogicalAddress(),
+                deviceInfo.getPhysicalAddress(), deviceInfo.getPortId(),
+                deviceInfo.getDeviceType(), deviceInfo.getVendorId(), osdName));
+        return true;
+    }
+
+    @Override
+    @ServiceThreadOnly
     protected boolean handleReportAudioStatus(HdmiCecMessage message) {
         assertRunOnServiceThread();
         // TODO(amyjojo): implement report audio status handler
@@ -407,8 +617,8 @@
         HdmiLogger.debug(
                 "System Audio Mode change[old:%b new:%b]",
                 mSystemAudioActivated, newSystemAudioMode);
-        // Wake up device if System Audio Control is turned on but device is still on standby
-        if (newSystemAudioMode && mService.isPowerStandbyOrTransient()) {
+        // Wake up device if System Audio Control is turned on
+        if (newSystemAudioMode) {
             mService.wakeUp();
         }
         setSystemAudioMode(newSystemAudioMode);
@@ -494,19 +704,20 @@
             invokeCallback(callback, HdmiControlManager.RESULT_SUCCESS);
             return;
         }
-        getActiveSource().invalidate();
         if (!mService.isControlEnabled()) {
+            setRoutingPort(portId);
             setLocalActivePort(portId);
             invokeCallback(callback, HdmiControlManager.RESULT_INCORRECT_MODE);
             return;
         }
-        int oldPath = getLocalActivePort() != Constants.CEC_SWITCH_HOME
-                ? getActivePathOnSwitchFromActivePortId(getLocalActivePort())
+        int oldPath = getRoutingPort() != Constants.CEC_SWITCH_HOME
+                ? mService.portIdToPath(getRoutingPort())
                 : getDeviceInfo().getPhysicalAddress();
-        int newPath = getActivePathOnSwitchFromActivePortId(portId);
+        int newPath = mService.portIdToPath(portId);
         if (oldPath == newPath) {
             return;
         }
+        setRoutingPort(portId);
         setLocalActivePort(portId);
         HdmiCecMessage routingChange =
                 HdmiCecMessageBuilder.buildRoutingChange(mAddress, oldPath, newPath);
@@ -575,10 +786,8 @@
             mService.maySendFeatureAbortCommand(message, Constants.ABORT_REFUSED);
             return;
         }
-        // Wake up device if it is still on standby
-        if (mService.isPowerStandbyOrTransient()) {
-            mService.wakeUp();
-        }
+        // Wake up device
+        mService.wakeUp();
         // Check if TV supports System Audio Control.
         // Handle broadcasting setSystemAudioMode on or aborting message on callback.
         queryTvSystemAudioModeSupport(new TvSystemAudioModeSupportedCallback() {
@@ -635,9 +844,7 @@
             return;
         }
         // Wake up if the current device if ready to route.
-        if (mService.isPowerStandbyOrTransient()) {
-            mService.wakeUp();
-        }
+        mService.wakeUp();
         if (portId == Constants.CEC_SWITCH_HOME && mService.isPlaybackDevice()) {
             switchToHomeTvInput();
         } else if (portId == Constants.CEC_SWITCH_ARC) {
@@ -725,4 +932,50 @@
                 mAddress, routingInformationPath));
         routeToInputFromPortId(getRoutingPort());
     }
+
+    protected void updateDevicePowerStatus(int logicalAddress, int newPowerStatus) {
+        HdmiDeviceInfo info = getCecDeviceInfo(logicalAddress);
+        if (info == null) {
+            Slog.w(TAG, "Can not update power status of non-existing device:" + logicalAddress);
+            return;
+        }
+
+        if (info.getDevicePowerStatus() == newPowerStatus) {
+            return;
+        }
+
+        HdmiDeviceInfo newInfo = HdmiUtils.cloneHdmiDeviceInfo(info, newPowerStatus);
+        // addDeviceInfo replaces old device info with new one if exists.
+        addDeviceInfo(newInfo);
+
+        invokeDeviceEventListener(newInfo, HdmiControlManager.DEVICE_EVENT_UPDATE_DEVICE);
+    }
+
+    @ServiceThreadOnly
+    private void launchDeviceDiscovery() {
+        assertRunOnServiceThread();
+        DeviceDiscoveryAction action = new DeviceDiscoveryAction(this,
+                new DeviceDiscoveryCallback() {
+                    @Override
+                    public void onDeviceDiscoveryDone(List<HdmiDeviceInfo> deviceInfos) {
+                        for (HdmiDeviceInfo info : deviceInfos) {
+                            addCecDevice(info);
+                        }
+                    }
+                });
+        addAndStartAction(action);
+    }
+
+    // Clear all device info.
+    @ServiceThreadOnly
+    private void clearDeviceInfoList() {
+        assertRunOnServiceThread();
+        for (HdmiDeviceInfo info : HdmiUtils.sparseArrayToList(mDeviceInfos)) {
+            if (info.getPhysicalAddress() == mService.getPhysicalAddress()) {
+                continue;
+            }
+            invokeDeviceEventListener(info, HdmiControlManager.DEVICE_EVENT_REMOVE_DEVICE);
+        }
+        mDeviceInfos.clear();
+    }
 }
diff --git a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceSource.java b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceSource.java
index 6532e16..a95f7f1 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceSource.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceSource.java
@@ -16,7 +16,10 @@
 
 package com.android.server.hdmi;
 
+import static com.android.internal.os.RoSystemProperties.PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH;
+
 import android.hardware.hdmi.HdmiControlManager;
+import android.hardware.hdmi.HdmiPortInfo;
 import android.hardware.hdmi.IHdmiControlCallback;
 import android.os.SystemProperties;
 import android.util.Slog;
@@ -42,7 +45,7 @@
     // Device has cec switch functionality or not.
     // Default is false.
     protected boolean mIsSwitchDevice = SystemProperties.getBoolean(
-            Constants.PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH, false);
+            PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH, false);
 
     // Routing port number used for Routing Control.
     // This records the default routing port or the previous valid routing port.
@@ -71,9 +74,11 @@
     @ServiceThreadOnly
     void onHotplug(int portId, boolean connected) {
         assertRunOnServiceThread();
-        mCecMessageCache.flushAll();
+        if (mService.getPortInfo(portId).getType() == HdmiPortInfo.PORT_OUTPUT) {
+            mCecMessageCache.flushAll();
+        }
         // We'll not clear mIsActiveSource on the hotplug event to pass CETC 11.2.2-2 ~ 3.
-        if (mService.isPowerStandbyOrTransient()) {
+        if (connected) {
             mService.wakeUp();
         }
     }
@@ -117,6 +122,7 @@
             setActiveSource(activeSource);
         }
         setIsActiveSource(physicalAddress == mService.getPhysicalAddress());
+        updateDevicePowerStatus(logicalAddress, HdmiControlManager.POWER_STATUS_ON);
         switchInputOnReceivingNewActivePath(physicalAddress);
         return true;
     }
@@ -185,6 +191,13 @@
         // do nothing
     }
 
+    // Update the power status of the devices connected to the current device.
+    // This only works if the current device is a switch and keeps tracking the device info
+    // of the device connected to it.
+    protected void updateDevicePowerStatus(int logicalAddress, int newPowerStatus) {
+        // do nothing
+    }
+
     // Active source claiming needs to be handled in Service
     // since service can decide who will be the active source when the device supports
     // multiple device types in this method.
@@ -204,10 +217,8 @@
         if (!mIsActiveSource) {
             return;
         }
-        // Wake up the device if the power is in standby mode
-        if (mService.isPowerStandbyOrTransient()) {
-            mService.wakeUp();
-        }
+        // Wake up the device
+        mService.wakeUp();
         return;
     }
 
diff --git a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
index b91d8c6..a8c4350 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
@@ -346,10 +346,6 @@
         }
     }
 
-    int getPortId(int physicalAddress) {
-        return mService.pathToPortId(physicalAddress);
-    }
-
     /**
      * Returns the previous port id kept to handle input switching on <Inactive Source>.
      */
diff --git a/services/core/java/com/android/server/hdmi/HdmiControlService.java b/services/core/java/com/android/server/hdmi/HdmiControlService.java
index 833091d..2d6e762 100644
--- a/services/core/java/com/android/server/hdmi/HdmiControlService.java
+++ b/services/core/java/com/android/server/hdmi/HdmiControlService.java
@@ -19,6 +19,7 @@
 import static android.hardware.hdmi.HdmiControlManager.DEVICE_EVENT_ADD_DEVICE;
 import static android.hardware.hdmi.HdmiControlManager.DEVICE_EVENT_REMOVE_DEVICE;
 
+import static com.android.internal.os.RoSystemProperties.PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH;
 import static com.android.server.hdmi.Constants.DISABLED;
 import static com.android.server.hdmi.Constants.ENABLED;
 import static com.android.server.hdmi.Constants.OPTION_MHL_ENABLE;
@@ -754,6 +755,9 @@
         mPortInfoMap = new UnmodifiableSparseArray<>(portInfoMap);
         mPortDeviceMap = new UnmodifiableSparseArray<>(portDeviceMap);
 
+        if (mMhlController == null) {
+            return;
+        }
         HdmiPortInfo[] mhlPortInfo = mMhlController.getPortInfos();
         ArraySet<Integer> mhlSupportedPorts = new ArraySet<Integer>(mhlPortInfo.length);
         for (HdmiPortInfo info : mhlPortInfo) {
@@ -808,13 +812,31 @@
     }
 
     /**
-     * Returns the id of HDMI port located at the top of the hierarchy of
-     * the specified routing path. For the routing path 0x1220 (1.2.2.0), for instance,
-     * the port id to be returned is the ID associated with the port address
-     * 0x1000 (1.0.0.0) which is the topmost path of the given routing path.
+     * Returns the id of HDMI port located at the current device that runs this method.
+     *
+     * For TV with physical address 0x0000, target device 0x1120, we want port physical address
+     * 0x1000 to get the correct port id from {@link #mPortIdMap}. For device with Physical Address
+     * 0x2000, target device 0x2420, we want port address 0x24000 to get the port id.
+     *
+     * <p>Return {@link Constants#INVALID_PORT_ID} if target device does not connect to.
+     *
+     * @param path the target device's physical address.
+     * @return the id of the port that the target device eventually connects to
+     * on the current device.
      */
     int pathToPortId(int path) {
-        int portAddress = path & Constants.ROUTING_PATH_TOP_MASK;
+        int mask = 0xF000;
+        int finalMask = 0xF000;
+        int physicalAddress = getPhysicalAddress();
+        int maskedAddress = physicalAddress;
+
+        while (maskedAddress != 0) {
+            maskedAddress = physicalAddress & mask;
+            finalMask |= mask;
+            mask >>= 4;
+        }
+
+        int portAddress = path & finalMask;
         return mPortIdMap.get(portAddress, Constants.INVALID_PORT_ID);
     }
 
@@ -1007,8 +1029,9 @@
     void onHotplug(int portId, boolean connected) {
         assertRunOnServiceThread();
 
-        if (connected && !isTvDevice()) {
-            if (getPortInfo(portId).getType() == HdmiPortInfo.PORT_OUTPUT && isSwitchDevice()) {
+        if (connected && !isTvDevice()
+                && getPortInfo(portId).getType() == HdmiPortInfo.PORT_OUTPUT) {
+            if (isSwitchDevice()) {
                 initPortInfo();
                 HdmiLogger.debug("initPortInfo for switch device when onHotplug from tx.");
             }
@@ -2130,7 +2153,7 @@
 
     boolean isSwitchDevice() {
         return SystemProperties.getBoolean(
-            Constants.PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH, false);
+            PROPERTY_HDMI_IS_DEVICE_HDMI_CEC_SWITCH, false);
     }
 
     boolean isTvDeviceEnabled() {
diff --git a/services/core/java/com/android/server/input/InputManagerService.java b/services/core/java/com/android/server/input/InputManagerService.java
index df28f30..979de66 100644
--- a/services/core/java/com/android/server/input/InputManagerService.java
+++ b/services/core/java/com/android/server/input/InputManagerService.java
@@ -1761,12 +1761,15 @@
 
     // Native callback
     private void notifyFocusChanged(IBinder oldToken, IBinder newToken) {
-        if (mFocusedWindow.asBinder() == newToken) {
-            Log.w(TAG, "notifyFocusChanged called with unchanged mFocusedWindow=" + mFocusedWindow);
-            return;
+        if (mFocusedWindow != null) {
+            if (mFocusedWindow.asBinder() == newToken) {
+                Slog.w(TAG, "notifyFocusChanged called with unchanged mFocusedWindow="
+                        + mFocusedWindow);
+                return;
+            }
+            setPointerCapture(false);
         }
 
-        setPointerCapture(false);
         mFocusedWindow = IWindow.Stub.asInterface(newToken);
     }
 
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index 7b7a3ec..20eebe7 100644
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -2317,8 +2317,8 @@
 
         @Override
         public boolean areAppOverlaysAllowedForPackage(String pkg, int uid) {
-            checkCallerIsSystemOrSameApp(pkg);
-
+            enforceSystemOrSystemUIOrSamePackage("Caller not system or systemui or same package",
+                    pkg);
             return mPreferencesHelper.areAppOverlaysAllowed(pkg, uid);
         }
 
diff --git a/services/core/java/com/android/server/notification/RankingHelper.java b/services/core/java/com/android/server/notification/RankingHelper.java
index b1e9144..b145e1e 100644
--- a/services/core/java/com/android/server/notification/RankingHelper.java
+++ b/services/core/java/com/android/server/notification/RankingHelper.java
@@ -106,9 +106,7 @@
 
         synchronized (mProxyByGroupTmp) {
             // record individual ranking result and nominate proxies for each group
-            // Note: iteration is done backwards such that the index can be used as a sort key
-            // in a string compare below
-            for (int i = N - 1; i >= 0; i--) {
+            for (int i = 0; i < N; i++) {
                 final NotificationRecord record = notificationList.get(i);
                 record.setAuthoritativeRank(i);
                 final String groupKey = record.getGroupKey();
diff --git a/services/core/java/com/android/server/pm/LauncherAppsService.java b/services/core/java/com/android/server/pm/LauncherAppsService.java
index aa9bc26..eb3017d 100644
--- a/services/core/java/com/android/server/pm/LauncherAppsService.java
+++ b/services/core/java/com/android/server/pm/LauncherAppsService.java
@@ -24,6 +24,7 @@
 import android.app.AppGlobals;
 import android.app.IApplicationThread;
 import android.app.PendingIntent;
+import android.app.admin.DevicePolicyManager;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
@@ -115,6 +116,7 @@
         private final ShortcutServiceInternal mShortcutServiceInternal;
         private final PackageCallbackList<IOnAppsChangedListener> mListeners
                 = new PackageCallbackList<IOnAppsChangedListener>();
+        private final DevicePolicyManager mDpm;
 
         private final MyPackageMonitor mPackageMonitor = new MyPackageMonitor();
 
@@ -133,6 +135,7 @@
                     LocalServices.getService(ShortcutServiceInternal.class));
             mShortcutServiceInternal.addListener(mPackageMonitor);
             mCallbackHandler = BackgroundThread.getHandler();
+            mDpm = (DevicePolicyManager) mContext.getSystemService(Context.DEVICE_POLICY_SERVICE);
         }
 
         @VisibleForTesting
@@ -319,28 +322,36 @@
             }
 
             final int callingUid = injectBinderCallingUid();
-            final ArrayList<ResolveInfo> result = new ArrayList<>(launcherActivities.getList());
-            final PackageManagerInternal pmInt =
-                    LocalServices.getService(PackageManagerInternal.class);
-            if (packageName != null) {
-                // If this hidden app should not be shown, return the original list.
-                // Otherwise, inject hidden activity that forwards user to app details page.
-                if (result.size() > 0) {
+            final long ident = injectClearCallingIdentity();
+            try {
+                if (mUm.getUserInfo(user.getIdentifier()).isManagedProfile()) {
+                    // Managed profile should not show hidden apps
                     return launcherActivities;
                 }
-                ApplicationInfo appInfo = pmInt.getApplicationInfo(packageName, /*flags*/ 0,
-                        callingUid, user.getIdentifier());
-                if (shouldShowHiddenApp(appInfo)) {
-                    ResolveInfo info = getHiddenAppActivityInfo(packageName, callingUid, user);
-                    if (info != null) {
-                        result.add(info);
-                    }
+                if (mDpm.getDeviceOwnerComponentOnAnyUser() != null) {
+                    // Device owner devices should not show hidden apps
+                    return launcherActivities;
                 }
-                return new ParceledListSlice<>(result);
-            }
 
-            long ident = injectClearCallingIdentity();
-            try {
+                final ArrayList<ResolveInfo> result = new ArrayList<>(launcherActivities.getList());
+                final PackageManagerInternal pmInt =
+                        LocalServices.getService(PackageManagerInternal.class);
+                if (packageName != null) {
+                    // If this hidden app should not be shown, return the original list.
+                    // Otherwise, inject hidden activity that forwards user to app details page.
+                    if (result.size() > 0) {
+                        return launcherActivities;
+                    }
+                    ApplicationInfo appInfo = pmInt.getApplicationInfo(packageName, /*flags*/ 0,
+                            callingUid, user.getIdentifier());
+                    if (shouldShowHiddenApp(appInfo)) {
+                        ResolveInfo info = getHiddenAppActivityInfo(packageName, callingUid, user);
+                        if (info != null) {
+                            result.add(info);
+                        }
+                    }
+                    return new ParceledListSlice<>(result);
+                }
                 final HashSet<String> visiblePackages = new HashSet<>();
                 for (ResolveInfo info : result) {
                     visiblePackages.add(info.activityInfo.packageName);
diff --git a/services/core/java/com/android/server/wm/ActivityStarter.java b/services/core/java/com/android/server/wm/ActivityStarter.java
index b100ecd..a207354 100644
--- a/services/core/java/com/android/server/wm/ActivityStarter.java
+++ b/services/core/java/com/android/server/wm/ActivityStarter.java
@@ -945,7 +945,7 @@
     /** Returns true if uid has a visible window or its process is in a top state. */
     private boolean isUidForeground(int uid) {
         return (mService.getUidStateLocked(uid) == ActivityManager.PROCESS_STATE_TOP)
-            || mService.mWindowManager.isAnyWindowVisibleForUid(uid);
+            || mService.mWindowManager.mRoot.isAnyNonToastWindowVisibleForUid(uid);
     }
 
     /** Returns true if uid is in a persistent state. */
@@ -968,18 +968,19 @@
             Trace.traceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "logActivityStart");
             final int callingUidProcState = mService.getUidStateLocked(callingUid);
             final boolean callingUidHasAnyVisibleWindow =
-                    mService.mWindowManager.isAnyWindowVisibleForUid(callingUid);
+                    mService.mWindowManager.mRoot.isAnyNonToastWindowVisibleForUid(callingUid);
             final int realCallingUidProcState = (callingUid == realCallingUid)
                     ? callingUidProcState
                     : mService.getUidStateLocked(realCallingUid);
             final boolean realCallingUidHasAnyVisibleWindow = (callingUid == realCallingUid)
                     ? callingUidHasAnyVisibleWindow
-                    : mService.mWindowManager.isAnyWindowVisibleForUid(realCallingUid);
+                    : mService.mWindowManager.mRoot.isAnyNonToastWindowVisibleForUid(
+                            realCallingUid);
             final String targetPackage = (r != null) ? r.packageName : null;
             final int targetUid = (r!= null) ? ((r.appInfo != null) ? r.appInfo.uid : -1) : -1;
             final int targetUidProcState = mService.getUidStateLocked(targetUid);
             final boolean targetUidHasAnyVisibleWindow = (targetUid != -1)
-                    ? mService.mWindowManager.isAnyWindowVisibleForUid(targetUid)
+                    ? mService.mWindowManager.mRoot.isAnyNonToastWindowVisibleForUid(targetUid)
                     : false;
             final String targetWhitelistTag = (targetUid != -1)
                     ? mService.getPendingTempWhitelistTagForUidLocked(targetUid)
diff --git a/services/core/java/com/android/server/wm/RootWindowContainer.java b/services/core/java/com/android/server/wm/RootWindowContainer.java
index 4e70bbc..8fb7947 100644
--- a/services/core/java/com/android/server/wm/RootWindowContainer.java
+++ b/services/core/java/com/android/server/wm/RootWindowContainer.java
@@ -23,6 +23,7 @@
 import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE;
 import static android.view.WindowManager.LayoutParams.TYPE_DREAM;
 import static android.view.WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG;
+import static android.view.WindowManager.LayoutParams.TYPE_TOAST;
 
 import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT;
 import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER;
@@ -280,6 +281,15 @@
     }
 
     /**
+     * Returns true if the callingUid has any non-toast window currently visible to the user.
+     */
+    boolean isAnyNonToastWindowVisibleForUid(int callingUid) {
+        return forAllWindows(w -> {
+            return w.getOwningUid() == callingUid && w.isVisible() && w.mAttrs.type != TYPE_TOAST;
+        }, true /* traverseTopToBottom */);
+    }
+
+    /**
      * Returns the app window token for the input binder if it exist in the system.
      * NOTE: Only one AppWindowToken is allowed to exist in the system for a binder token, since
      * AppWindowToken represents an activity which can only exist on one display.
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 9b82f5c..90506e7 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -5716,17 +5716,6 @@
     }
 
     /**
-     * Returns true if the callingUid has any window currently visible to the user.
-     */
-    public boolean isAnyWindowVisibleForUid(int callingUid) {
-        synchronized (mGlobalLock) {
-            return mRoot.forAllWindows(w -> {
-                return w.getOwningUid() == callingUid && w.isVisible();
-            }, true /* traverseTopToBottom */);
-        }
-    }
-
-    /**
      * Called when a task has been removed from the recent tasks list.
      * <p>
      * Note: This doesn't go through {@link TaskWindowContainerController} yet as the window
diff --git a/services/robotests/Android.mk b/services/robotests/Android.mk
index 9159f0d..0cf0d34 100644
--- a/services/robotests/Android.mk
+++ b/services/robotests/Android.mk
@@ -26,9 +26,6 @@
 LOCAL_PRIVILEGED_MODULE := true
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    bmgrlib \
-    bu \
-    services.backup \
     services.core \
     services.net
 
@@ -41,8 +38,7 @@
 
 LOCAL_MODULE := FrameworksServicesRoboTests
 
-LOCAL_SRC_FILES := $(call all-java-files-under, src) \
-    $(call all-java-files-under, backup/src)
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
 
 LOCAL_RESOURCE_DIR := \
     $(LOCAL_PATH)/res
@@ -82,8 +78,7 @@
 
 LOCAL_TEST_PACKAGE := FrameworksServicesLib
 
-LOCAL_ROBOTEST_FILES := $(call find-files-in-subdirs,$(LOCAL_PATH)/src,*Test.java,.) \
-    $(call find-files-in-subdirs,$(LOCAL_PATH)/backup/src,*Test.java,.)
+LOCAL_ROBOTEST_FILES := $(call find-files-in-subdirs,$(LOCAL_PATH)/src,*Test.java,.)
 
 include external/robolectric-shadows/run_robotests.mk
 
diff --git a/services/robotests/backup/src/com/android/server/backup/BackupManagerServiceTest.java b/services/robotests/backup/src/com/android/server/backup/BackupManagerServiceTest.java
index 769a9d4..0d3b6b2 100644
--- a/services/robotests/backup/src/com/android/server/backup/BackupManagerServiceTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/BackupManagerServiceTest.java
@@ -1075,7 +1075,7 @@
                 createServiceAndRegisterUser(UserHandle.USER_SYSTEM, mUserOneService);
         FullBackupJob job = new FullBackupJob();
 
-        backupManagerService.beginFullBackup(job);
+        backupManagerService.beginFullBackup(UserHandle.USER_SYSTEM, job);
 
         verify(mUserOneService).beginFullBackup(job);
     }
@@ -1086,7 +1086,7 @@
         BackupManagerService backupManagerService = createService();
         FullBackupJob job = new FullBackupJob();
 
-        backupManagerService.beginFullBackup(job);
+        backupManagerService.beginFullBackup(UserHandle.USER_SYSTEM, job);
 
         verify(mUserOneService, never()).beginFullBackup(job);
     }
@@ -1097,7 +1097,7 @@
         BackupManagerService backupManagerService =
                 createServiceAndRegisterUser(UserHandle.USER_SYSTEM, mUserOneService);
 
-        backupManagerService.endFullBackup();
+        backupManagerService.endFullBackup(UserHandle.USER_SYSTEM);
 
         verify(mUserOneService).endFullBackup();
     }
@@ -1107,7 +1107,7 @@
     public void testEndFullBackup_onUnknownUser_doesNotPropagateCall() throws Exception {
         BackupManagerService backupManagerService = createService();
 
-        backupManagerService.endFullBackup();
+        backupManagerService.endFullBackup(UserHandle.USER_SYSTEM);
 
         verify(mUserOneService, never()).endFullBackup();
     }
diff --git a/services/robotests/backup/src/com/android/server/backup/FullBackupJobTest.java b/services/robotests/backup/src/com/android/server/backup/FullBackupJobTest.java
new file mode 100644
index 0000000..9a78d0b3
--- /dev/null
+++ b/services/robotests/backup/src/com/android/server/backup/FullBackupJobTest.java
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.server.backup;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.annotation.UserIdInt;
+import android.app.job.JobScheduler;
+import android.content.Context;
+import android.os.Handler;
+import android.os.UserHandle;
+import android.platform.test.annotations.Presubmit;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.Shadows;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowJobScheduler;
+
+@RunWith(RobolectricTestRunner.class)
+@Config(shadows = {ShadowJobScheduler.class})
+@Presubmit
+public class FullBackupJobTest {
+    private Context mContext;
+    private BackupManagerConstants mConstants;
+    private ShadowJobScheduler mShadowJobScheduler;
+
+    @UserIdInt private int mUserOneId;
+    @UserIdInt private int mUserTwoId;
+
+    @Before
+    public void setUp() throws Exception {
+        mContext = RuntimeEnvironment.application;
+        mConstants = new BackupManagerConstants(Handler.getMain(), mContext.getContentResolver());
+        mConstants.start();
+
+        mShadowJobScheduler = Shadows.shadowOf(mContext.getSystemService(JobScheduler.class));
+
+        mUserOneId = UserHandle.USER_SYSTEM;
+        mUserTwoId = mUserOneId + 1;
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        mConstants.stop();
+        FullBackupJob.cancel(mUserOneId, mContext);
+        FullBackupJob.cancel(mUserTwoId, mContext);
+    }
+
+    @Test
+    public void testSchedule_afterScheduling_jobExists() {
+        FullBackupJob.schedule(mUserOneId, mContext, 0, mConstants);
+        FullBackupJob.schedule(mUserTwoId, mContext, 0, mConstants);
+
+        assertThat(mShadowJobScheduler.getPendingJob(getJobIdForUserId(mUserOneId))).isNotNull();
+        assertThat(mShadowJobScheduler.getPendingJob(getJobIdForUserId(mUserTwoId))).isNotNull();
+    }
+
+    @Test
+    public void testCancel_afterCancelling_jobDoesntExist() {
+        FullBackupJob.schedule(mUserOneId, mContext, 0, mConstants);
+        FullBackupJob.schedule(mUserTwoId, mContext, 0, mConstants);
+        FullBackupJob.cancel(mUserOneId, mContext);
+        FullBackupJob.cancel(mUserTwoId, mContext);
+
+        assertThat(mShadowJobScheduler.getPendingJob(getJobIdForUserId(mUserOneId))).isNull();
+        assertThat(mShadowJobScheduler.getPendingJob(getJobIdForUserId(mUserTwoId))).isNull();
+    }
+//
+    @Test
+    public void testSchedule_onlySchedulesForRequestedUser() {
+        FullBackupJob.schedule(mUserOneId, mContext, 0, mConstants);
+
+        assertThat(mShadowJobScheduler.getPendingJob(getJobIdForUserId(mUserOneId))).isNotNull();
+        assertThat(mShadowJobScheduler.getPendingJob(getJobIdForUserId(mUserTwoId))).isNull();
+    }
+//
+    @Test
+    public void testCancel_onlyCancelsForRequestedUser() {
+        FullBackupJob.schedule(mUserOneId, mContext, 0, mConstants);
+        FullBackupJob.schedule(mUserTwoId, mContext, 0, mConstants);
+        FullBackupJob.cancel(mUserOneId, mContext);
+
+        assertThat(mShadowJobScheduler.getPendingJob(getJobIdForUserId(mUserOneId))).isNull();
+        assertThat(mShadowJobScheduler.getPendingJob(getJobIdForUserId(mUserTwoId))).isNotNull();
+    }
+
+    private static int getJobIdForUserId(int userId) {
+        return JobIdManager.getJobIdForUserId(FullBackupJob.MIN_JOB_ID, FullBackupJob.MAX_JOB_ID,
+                userId);
+    }
+}
diff --git a/services/robotests/backup/src/com/android/server/backup/JobIdManagerTest.java b/services/robotests/backup/src/com/android/server/backup/JobIdManagerTest.java
new file mode 100644
index 0000000..f8bb1ee
--- /dev/null
+++ b/services/robotests/backup/src/com/android/server/backup/JobIdManagerTest.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.server.backup;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.annotation.UserIdInt;
+import android.os.UserHandle;
+import android.platform.test.annotations.Presubmit;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import static org.testng.Assert.expectThrows;
+
+@RunWith(RobolectricTestRunner.class)
+@Presubmit
+public class JobIdManagerTest {
+    private static final int MIN_JOB_ID = 10;
+    private static final int MAX_JOB_ID = 20;
+
+    @UserIdInt private int mUserOneId;
+    @UserIdInt private int mUserTwoId;
+
+    @Before
+    public void setUp() {
+        mUserOneId = UserHandle.USER_SYSTEM;
+        mUserTwoId = mUserOneId + 1;
+    }
+
+    @Test
+    public void testGetJobIdForUserId_returnsDifferentJobIdsForDifferentUsers() {
+        int jobIdOne = JobIdManager.getJobIdForUserId(MIN_JOB_ID, MAX_JOB_ID, mUserOneId);
+        int jobIdTwo = JobIdManager.getJobIdForUserId(MIN_JOB_ID, MAX_JOB_ID, mUserTwoId);
+
+        assertThat(jobIdOne).isNotEqualTo(jobIdTwo);
+    }
+
+    @Test
+    public void testGetJobIdForUserId_returnsSameJobIdForSameUser() {
+        int jobIdOne = JobIdManager.getJobIdForUserId(MIN_JOB_ID, MAX_JOB_ID, mUserOneId);
+        int jobIdTwo = JobIdManager.getJobIdForUserId(MIN_JOB_ID, MAX_JOB_ID, mUserOneId);
+
+        assertThat(jobIdOne).isEqualTo(jobIdTwo);
+    }
+
+    @Test
+    public void testGetJobIdForUserId_throwsExceptionIfRangeIsExceeded() {
+        expectThrows(
+                RuntimeException.class,
+                () -> JobIdManager.getJobIdForUserId(MIN_JOB_ID, MAX_JOB_ID,
+                        MAX_JOB_ID + 1));
+    }
+}
diff --git a/services/robotests/backup/src/com/android/server/backup/KeyValueBackupJobTest.java b/services/robotests/backup/src/com/android/server/backup/KeyValueBackupJobTest.java
index 8e17209..8d9e44f 100644
--- a/services/robotests/backup/src/com/android/server/backup/KeyValueBackupJobTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/KeyValueBackupJobTest.java
@@ -18,8 +18,10 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import android.annotation.UserIdInt;
 import android.content.Context;
 import android.os.Handler;
+import android.os.UserHandle;
 import android.platform.test.annotations.Presubmit;
 
 import org.junit.After;
@@ -35,32 +37,67 @@
     private Context mContext;
     private BackupManagerConstants mConstants;
 
+    @UserIdInt private int mUserOneId;
+    @UserIdInt private int mUserTwoId;
+
     @Before
     public void setUp() throws Exception {
         mContext = RuntimeEnvironment.application;
         mConstants = new BackupManagerConstants(Handler.getMain(), mContext.getContentResolver());
         mConstants.start();
+
+        mUserOneId = UserHandle.USER_SYSTEM;
+        mUserTwoId = mUserOneId + 1;
     }
 
     @After
     public void tearDown() throws Exception {
         mConstants.stop();
-        KeyValueBackupJob.cancel(mContext);
+        KeyValueBackupJob.cancel(mUserOneId, mContext);
+        KeyValueBackupJob.cancel(mUserTwoId, mContext);
     }
 
     @Test
     public void testIsScheduled_beforeScheduling_returnsFalse() {
-        boolean isScheduled = KeyValueBackupJob.isScheduled();
-
-        assertThat(isScheduled).isFalse();
+        assertThat(KeyValueBackupJob.isScheduled(mUserOneId)).isFalse();
+        assertThat(KeyValueBackupJob.isScheduled(mUserTwoId)).isFalse();
     }
 
     @Test
     public void testIsScheduled_afterScheduling_returnsTrue() {
-        KeyValueBackupJob.schedule(mContext, mConstants);
+        KeyValueBackupJob.schedule(mUserOneId, mContext, mConstants);
+        KeyValueBackupJob.schedule(mUserTwoId, mContext, mConstants);
 
-        boolean isScheduled = KeyValueBackupJob.isScheduled();
+        assertThat(KeyValueBackupJob.isScheduled(mUserOneId)).isTrue();
+        assertThat(KeyValueBackupJob.isScheduled(mUserTwoId)).isTrue();
+    }
 
-        assertThat(isScheduled).isTrue();
+    @Test
+    public void testIsScheduled_afterCancelling_returnsFalse() {
+        KeyValueBackupJob.schedule(mUserOneId, mContext, mConstants);
+        KeyValueBackupJob.schedule(mUserTwoId, mContext, mConstants);
+        KeyValueBackupJob.cancel(mUserOneId, mContext);
+        KeyValueBackupJob.cancel(mUserTwoId, mContext);
+
+        assertThat(KeyValueBackupJob.isScheduled(mUserOneId)).isFalse();
+        assertThat(KeyValueBackupJob.isScheduled(mUserTwoId)).isFalse();
+    }
+
+    @Test
+    public void testIsScheduled_afterScheduling_returnsTrueOnlyForScheduledUser() {
+        KeyValueBackupJob.schedule(mUserOneId, mContext, mConstants);
+
+        assertThat(KeyValueBackupJob.isScheduled(mUserOneId)).isTrue();
+        assertThat(KeyValueBackupJob.isScheduled(mUserTwoId)).isFalse();
+    }
+
+    @Test
+    public void testIsScheduled_afterCancelling_returnsFalseOnlyForCancelledUser() {
+        KeyValueBackupJob.schedule(mUserOneId, mContext, mConstants);
+        KeyValueBackupJob.schedule(mUserTwoId, mContext, mConstants);
+        KeyValueBackupJob.cancel(mUserOneId, mContext);
+
+        assertThat(KeyValueBackupJob.isScheduled(mUserOneId)).isFalse();
+        assertThat(KeyValueBackupJob.isScheduled(mUserTwoId)).isTrue();
     }
 }
diff --git a/services/robotests/backup/src/com/android/server/backup/TransportManagerTest.java b/services/robotests/backup/src/com/android/server/backup/TransportManagerTest.java
index 693092d..7559560 100644
--- a/services/robotests/backup/src/com/android/server/backup/TransportManagerTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/TransportManagerTest.java
@@ -41,6 +41,7 @@
 import static java.util.stream.Stream.concat;
 
 import android.annotation.Nullable;
+import android.annotation.UserIdInt;
 import android.app.backup.BackupManager;
 import android.app.backup.BackupTransport;
 import android.content.ComponentName;
@@ -48,6 +49,7 @@
 import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageInfo;
+import android.os.UserHandle;
 import android.platform.test.annotations.Presubmit;
 
 import com.android.server.backup.testing.TransportData;
@@ -84,12 +86,14 @@
     private TransportData mTransportA2;
     private TransportData mTransportB1;
     private ShadowPackageManager mShadowPackageManager;
+    private @UserIdInt int mUserId;
     private Context mContext;
 
     @Before
     public void setUp() throws Exception {
         MockitoAnnotations.initMocks(this);
 
+        mUserId = UserHandle.USER_SYSTEM;
         mContext = RuntimeEnvironment.application;
         mShadowPackageManager = shadowOf(mContext.getPackageManager());
 
@@ -684,6 +688,7 @@
             @Nullable TransportData selectedTransport, TransportData... transports) {
         TransportManager transportManager =
                 new TransportManager(
+                        mUserId,
                         mContext,
                         merge(selectedTransport, transports)
                                 .stream()
diff --git a/services/robotests/backup/src/com/android/server/backup/UserBackupManagerServiceTest.java b/services/robotests/backup/src/com/android/server/backup/UserBackupManagerServiceTest.java
index 8d5c301..4968176 100644
--- a/services/robotests/backup/src/com/android/server/backup/UserBackupManagerServiceTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/UserBackupManagerServiceTest.java
@@ -1137,8 +1137,9 @@
          * Implementation of {@link ShadowKeyValueBackupJob#schedule(Context, long,
          * BackupManagerConstants)} that throws an {@link IllegalArgumentException}.
          */
-        public static void schedule(Context ctx, long delay, BackupManagerConstants constants) {
-            ShadowKeyValueBackupJob.schedule(ctx, delay, constants);
+        public static void schedule(int userId, Context ctx, long delay,
+                BackupManagerConstants constants) {
+            ShadowKeyValueBackupJob.schedule(userId, ctx, delay, constants);
             throw new IllegalArgumentException();
         }
     }
diff --git a/services/robotests/backup/src/com/android/server/backup/internal/SetupObserverTest.java b/services/robotests/backup/src/com/android/server/backup/internal/SetupObserverTest.java
index b754356..b08ae6d 100644
--- a/services/robotests/backup/src/com/android/server/backup/internal/SetupObserverTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/internal/SetupObserverTest.java
@@ -125,7 +125,7 @@
 
         setupObserver.onChange(true);
 
-        assertThat(KeyValueBackupJob.isScheduled()).isTrue();
+        assertThat(KeyValueBackupJob.isScheduled(mUserBackupManagerService.getUserId())).isTrue();
         // Verifies that the full backup job is scheduled. The job is scheduled via a posted message
         // on the backup handler so we verify that a message exists.
         assertThat(mUserBackupManagerService.getBackupHandler().hasMessagesOrCallbacks()).isTrue();
diff --git a/services/robotests/backup/src/com/android/server/backup/keyvalue/KeyValueBackupTaskTest.java b/services/robotests/backup/src/com/android/server/backup/keyvalue/KeyValueBackupTaskTest.java
index 7dac795..b923bb0 100644
--- a/services/robotests/backup/src/com/android/server/backup/keyvalue/KeyValueBackupTaskTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/keyvalue/KeyValueBackupTaskTest.java
@@ -2727,7 +2727,7 @@
             throws RemoteException, IOException {
         verify(transportMock.transport).requestBackupTime();
         assertBackupPendingFor(packages);
-        assertThat(KeyValueBackupJob.isScheduled()).isTrue();
+        assertThat(KeyValueBackupJob.isScheduled(mBackupManagerService.getUserId())).isTrue();
     }
 
     private void assertBackupPendingFor(PackageData... packages) throws IOException {
diff --git a/services/robotests/backup/src/com/android/server/backup/transport/TransportClientManagerTest.java b/services/robotests/backup/src/com/android/server/backup/transport/TransportClientManagerTest.java
index 7dd0d92..f033af8 100644
--- a/services/robotests/backup/src/com/android/server/backup/transport/TransportClientManagerTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/transport/TransportClientManagerTest.java
@@ -25,6 +25,7 @@
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
+import android.annotation.UserIdInt;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
@@ -49,6 +50,7 @@
 
     @Mock private Context mContext;
     @Mock private TransportConnectionListener mTransportConnectionListener;
+    private @UserIdInt int mUserId;
     private TransportClientManager mTransportClientManager;
     private ComponentName mTransportComponent;
     private Intent mBindIntent;
@@ -57,7 +59,9 @@
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
-        mTransportClientManager = new TransportClientManager(mContext, new TransportStats());
+        mUserId = UserHandle.USER_SYSTEM;
+        mTransportClientManager =
+                new TransportClientManager(mUserId, mContext, new TransportStats());
         mTransportComponent = new ComponentName(PACKAGE_NAME, CLASS_NAME);
         mBindIntent = new Intent(SERVICE_ACTION_TRANSPORT_HOST).setComponent(mTransportComponent);
 
diff --git a/services/robotests/backup/src/com/android/server/backup/transport/TransportClientTest.java b/services/robotests/backup/src/com/android/server/backup/transport/TransportClientTest.java
index 7281a3c..392f2ca 100644
--- a/services/robotests/backup/src/com/android/server/backup/transport/TransportClientTest.java
+++ b/services/robotests/backup/src/com/android/server/backup/transport/TransportClientTest.java
@@ -36,6 +36,7 @@
 import static org.testng.Assert.expectThrows;
 
 import android.annotation.Nullable;
+import android.annotation.UserIdInt;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
@@ -83,6 +84,7 @@
     @Mock private TransportConnectionListener mTransportConnectionListener;
     @Mock private TransportConnectionListener mTransportConnectionListener2;
     @Mock private IBackupTransport.Stub mTransportBinder;
+    @UserIdInt private int mUserId;
     private TransportStats mTransportStats;
     private TransportClient mTransportClient;
     private ComponentName mTransportComponent;
@@ -96,6 +98,7 @@
     public void setUp() throws Exception {
         MockitoAnnotations.initMocks(this);
 
+        mUserId = UserHandle.USER_SYSTEM;
         Looper mainLooper = Looper.getMainLooper();
         mShadowMainLooper = extract(mainLooper);
         mTransportComponent =
@@ -105,6 +108,7 @@
         mBindIntent = new Intent(SERVICE_ACTION_TRANSPORT_HOST).setComponent(mTransportComponent);
         mTransportClient =
                 new TransportClient(
+                        mUserId,
                         mContext,
                         mTransportStats,
                         mBindIntent,
diff --git a/services/robotests/src/com/android/server/testing/shadows/ShadowKeyValueBackupJob.java b/services/robotests/src/com/android/server/testing/shadows/ShadowKeyValueBackupJob.java
index 23c44b0e..f90ea6a 100644
--- a/services/robotests/src/com/android/server/testing/shadows/ShadowKeyValueBackupJob.java
+++ b/services/robotests/src/com/android/server/testing/shadows/ShadowKeyValueBackupJob.java
@@ -34,7 +34,8 @@
     }
 
     @Implementation
-    protected static void schedule(Context ctx, long delay, BackupManagerConstants constants) {
+    protected static void schedule(int userId, Context ctx, long delay,
+            BackupManagerConstants constants) {
         callingUid = Binder.getCallingUid();
     }
 }
diff --git a/services/tests/servicestests/src/com/android/server/am/ActivityManagerInternalTest.java b/services/tests/servicestests/src/com/android/server/am/ActivityManagerInternalTest.java
index e4fe599..00a60b9 100644
--- a/services/tests/servicestests/src/com/android/server/am/ActivityManagerInternalTest.java
+++ b/services/tests/servicestests/src/com/android/server/am/ActivityManagerInternalTest.java
@@ -117,7 +117,7 @@
         thread2.assertWaiting("Unexpected state for " + record2);
         thread2.interrupt();
 
-        mAms.mActiveUids.clear();
+        mAms.mProcessList.mActiveUids.clear();
     }
 
     private UidRecord addActiveUidRecord(int uid, long curProcStateSeq,
@@ -126,7 +126,7 @@
         record.lastNetworkUpdatedProcStateSeq = lastNetworkUpdatedProcStateSeq;
         record.curProcStateSeq = curProcStateSeq;
         record.waitingForNetwork = true;
-        mAms.mActiveUids.put(uid, record);
+        mAms.mProcessList.mActiveUids.put(uid, record);
         return record;
     }
 
diff --git a/services/tests/servicestests/src/com/android/server/am/ActivityManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/am/ActivityManagerServiceTest.java
index 2cc338c..419c736 100644
--- a/services/tests/servicestests/src/com/android/server/am/ActivityManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/am/ActivityManagerServiceTest.java
@@ -253,7 +253,7 @@
         final UidRecord uidRec = new UidRecord(uid, null /* atmInternal */);
         uidRec.waitingForNetwork = true;
         uidRec.hasInternetPermission = true;
-        mAms.mActiveUids.put(uid, uidRec);
+        mAms.mProcessList.mActiveUids.put(uid, uidRec);
 
         final ProcessRecord appRec = new ProcessRecord(mAms, new ApplicationInfo(), TAG, uid);
         appRec.thread = Mockito.mock(IApplicationThread.class);
@@ -715,7 +715,8 @@
 
         // Verify that when uid state changes to CHANGE_GONE or CHANGE_GONE_IDLE, then it
         // will be removed from validateUids.
-        assertNotEquals("validateUids should not be empty", 0, mAms.mValidateUids.size());
+        assertNotEquals("validateUids should not be empty", 0,
+                mAms.mValidateUids.size());
         for (int i = 0; i < pendingItemsForUids.size(); ++i) {
             final UidRecord.ChangeItem item = pendingItemsForUids.get(i);
             // Assign CHANGE_GONE_IDLE to some items and CHANGE_GONE to the others, using even/odd
@@ -853,7 +854,7 @@
         record.curProcStateSeq = curProcStateSeq;
         record.lastDispatchedProcStateSeq = lastDispatchedProcStateSeq;
         record.lastNetworkUpdatedProcStateSeq = lastNetworkUpdatedProcStateSeq;
-        mAms.mActiveUids.put(Process.myUid(), record);
+        mAms.mProcessList.mActiveUids.put(Process.myUid(), record);
 
         CustomThread thread = new CustomThread(record.networkStateLock, new Runnable() {
             @Override
@@ -876,7 +877,7 @@
             thread.assertTerminated(errMsg);
         }
 
-        mAms.mActiveUids.clear();
+        mAms.mProcessList.mActiveUids.clear();
     }
 
     private static class TestHandler extends Handler {
diff --git a/services/tests/servicestests/src/com/android/server/backup/TrampolineTest.java b/services/tests/servicestests/src/com/android/server/backup/TrampolineTest.java
index db83505..6a9a121 100644
--- a/services/tests/servicestests/src/com/android/server/backup/TrampolineTest.java
+++ b/services/tests/servicestests/src/com/android/server/backup/TrampolineTest.java
@@ -1149,31 +1149,31 @@
 
     @Test
     public void beginFullBackup_calledBeforeInitialize_ignored() throws RemoteException {
-        mTrampoline.beginFullBackup(new FullBackupJob());
+        mTrampoline.beginFullBackup(mUserId, new FullBackupJob());
         verifyNoMoreInteractions(mBackupManagerServiceMock);
     }
 
     @Test
     public void beginFullBackup_forwarded() throws RemoteException {
         FullBackupJob fullBackupJob = new FullBackupJob();
-        when(mBackupManagerServiceMock.beginFullBackup(fullBackupJob)).thenReturn(true);
+        when(mBackupManagerServiceMock.beginFullBackup(mUserId, fullBackupJob)).thenReturn(true);
 
         mTrampoline.initializeService();
-        assertTrue(mTrampoline.beginFullBackup(fullBackupJob));
-        verify(mBackupManagerServiceMock).beginFullBackup(fullBackupJob);
+        assertTrue(mTrampoline.beginFullBackup(mUserId, fullBackupJob));
+        verify(mBackupManagerServiceMock).beginFullBackup(mUserId, fullBackupJob);
     }
 
     @Test
     public void endFullBackup_calledBeforeInitialize_ignored() throws RemoteException {
-        mTrampoline.endFullBackup();
+        mTrampoline.endFullBackup(mUserId);
         verifyNoMoreInteractions(mBackupManagerServiceMock);
     }
 
     @Test
     public void endFullBackup_forwarded() throws RemoteException {
         mTrampoline.initializeService();
-        mTrampoline.endFullBackup();
-        verify(mBackupManagerServiceMock).endFullBackup();
+        mTrampoline.endFullBackup(mUserId);
+        verify(mBackupManagerServiceMock).endFullBackup(mUserId);
     }
 
     @Test
diff --git a/services/tests/servicestests/src/com/android/server/hdmi/FakeNativeWrapper.java b/services/tests/servicestests/src/com/android/server/hdmi/FakeNativeWrapper.java
index 4255e37..8607ec6 100644
--- a/services/tests/servicestests/src/com/android/server/hdmi/FakeNativeWrapper.java
+++ b/services/tests/servicestests/src/com/android/server/hdmi/FakeNativeWrapper.java
@@ -50,6 +50,7 @@
 
     private final List<HdmiCecMessage> mResultMessages = new ArrayList<>();
     private int mMyPhysicalAddress = 0;
+    private HdmiPortInfo[] mHdmiPortInfo = null;
 
     @Override
     public long nativeInit(HdmiCecController handler, MessageQueue messageQueue) {
@@ -92,9 +93,11 @@
 
     @Override
     public HdmiPortInfo[] nativeGetPortInfos(long controllerPtr) {
-        HdmiPortInfo[] hdmiPortInfo = new HdmiPortInfo[1];
-        hdmiPortInfo[0] = new HdmiPortInfo(1, 1, 0x1000, true, true, true);
-        return hdmiPortInfo;
+        if (mHdmiPortInfo == null) {
+            mHdmiPortInfo = new HdmiPortInfo[1];
+            mHdmiPortInfo[0] = new HdmiPortInfo(1, 1, 0x1000, true, true, true);
+        }
+        return mHdmiPortInfo;
     }
 
     @Override
@@ -131,4 +134,10 @@
     protected void setPhysicalAddress(int physicalAddress) {
         mMyPhysicalAddress = physicalAddress;
     }
+
+    @VisibleForTesting
+    protected void setPortInfo(HdmiPortInfo[] hdmiPortInfo) {
+        mHdmiPortInfo = new HdmiPortInfo[hdmiPortInfo.length];
+        System.arraycopy(hdmiPortInfo, 0, mHdmiPortInfo, 0, hdmiPortInfo.length);
+    }
 }
diff --git a/services/tests/servicestests/src/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystemTest.java b/services/tests/servicestests/src/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystemTest.java
index b47f269..3b51a2a 100644
--- a/services/tests/servicestests/src/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystemTest.java
+++ b/services/tests/servicestests/src/com/android/server/hdmi/HdmiCecLocalDeviceAudioSystemTest.java
@@ -15,6 +15,9 @@
  */
 package com.android.server.hdmi;
 
+import static android.hardware.hdmi.HdmiControlManager.DEVICE_EVENT_ADD_DEVICE;
+import static android.hardware.hdmi.HdmiControlManager.DEVICE_EVENT_UPDATE_DEVICE;
+
 import static com.android.server.hdmi.Constants.ADDR_AUDIO_SYSTEM;
 import static com.android.server.hdmi.Constants.ADDR_BROADCAST;
 import static com.android.server.hdmi.Constants.ADDR_PLAYBACK_1;
@@ -25,6 +28,7 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import android.hardware.hdmi.HdmiDeviceInfo;
 import android.media.AudioManager;
 import android.os.Looper;
 import android.os.SystemProperties;
@@ -64,6 +68,8 @@
     private int mMusicMaxVolume;
     private boolean mMusicMute;
     private int mAvrPhysicalAddress;
+    private int mInvokeDeviceEventState;
+    private HdmiDeviceInfo mDeviceInfo;
 
     @Before
     public void setUp() {
@@ -127,6 +133,18 @@
 
                 @Override
                 void wakeUp() {}
+
+                @Override
+                void invokeDeviceEventListeners(HdmiDeviceInfo device, int status) {
+                    mDeviceInfo = device;
+                    mInvokeDeviceEventState = status;
+                }
+
+                @Override
+                int pathToPortId(int path) {
+                    // port id is not useful for the test right now
+                    return 1;
+                }
             };
 
         mMyLooper = mTestLooper.getLooper();
@@ -157,6 +175,8 @@
         mNativeWrapper.setPhysicalAddress(mAvrPhysicalAddress);
         SystemProperties.set(Constants.PROPERTY_ARC_SUPPORT, "true");
         SystemProperties.set(Constants.PROPERTY_SYSTEM_AUDIO_MODE_MUTING_ENABLE, "true");
+        mInvokeDeviceEventState = 0;
+        mDeviceInfo = null;
     }
 
     @Test
@@ -611,4 +631,73 @@
         mTestLooper.dispatchAll();
         assertThat(mNativeWrapper.getResultMessages()).contains(expectedMessage);
     }
+
+    @Test
+    public void updateCecDevice_deviceNotExists_addDevice() {
+        assertThat(mInvokeDeviceEventState).isNotEqualTo(DEVICE_EVENT_ADD_DEVICE);
+        HdmiDeviceInfo newDevice = new HdmiDeviceInfo(
+                ADDR_PLAYBACK_1, 0x2100, 2, HdmiDeviceInfo.DEVICE_PLAYBACK,
+                Constants.UNKNOWN_VENDOR_ID, HdmiUtils.getDefaultDeviceName(ADDR_PLAYBACK_1));
+
+        mHdmiCecLocalDeviceAudioSystem.updateCecDevice(newDevice);
+        assertThat(mDeviceInfo).isEqualTo(newDevice);
+        assertThat(mHdmiCecLocalDeviceAudioSystem
+            .getCecDeviceInfo(newDevice.getLogicalAddress())).isEqualTo(newDevice);
+        assertThat(mInvokeDeviceEventState).isEqualTo(DEVICE_EVENT_ADD_DEVICE);
+    }
+
+    @Test
+    public void updateCecDevice_deviceExists_doNothing() {
+        mInvokeDeviceEventState = 0;
+        HdmiDeviceInfo oldDevice = new HdmiDeviceInfo(
+                ADDR_PLAYBACK_1, 0x2100, 2, HdmiDeviceInfo.DEVICE_PLAYBACK,
+                Constants.UNKNOWN_VENDOR_ID, HdmiUtils.getDefaultDeviceName(ADDR_PLAYBACK_1));
+        mHdmiCecLocalDeviceAudioSystem.addDeviceInfo(oldDevice);
+
+        mHdmiCecLocalDeviceAudioSystem.updateCecDevice(oldDevice);
+        assertThat(mInvokeDeviceEventState).isEqualTo(0);
+    }
+
+    @Test
+    public void updateCecDevice_deviceInfoDifferent_updateDevice() {
+        assertThat(mInvokeDeviceEventState).isNotEqualTo(DEVICE_EVENT_UPDATE_DEVICE);
+        HdmiDeviceInfo oldDevice = new HdmiDeviceInfo(
+                ADDR_PLAYBACK_1, 0x2100, 2, HdmiDeviceInfo.DEVICE_PLAYBACK,
+                Constants.UNKNOWN_VENDOR_ID, HdmiUtils.getDefaultDeviceName(ADDR_PLAYBACK_1));
+        mHdmiCecLocalDeviceAudioSystem.addDeviceInfo(oldDevice);
+
+        HdmiDeviceInfo differentDevice = new HdmiDeviceInfo(
+                ADDR_PLAYBACK_1, 0x2100, 4, HdmiDeviceInfo.DEVICE_PLAYBACK,
+                Constants.UNKNOWN_VENDOR_ID, HdmiUtils.getDefaultDeviceName(ADDR_PLAYBACK_1));
+
+        mHdmiCecLocalDeviceAudioSystem.updateCecDevice(differentDevice);
+        assertThat(mDeviceInfo).isEqualTo(differentDevice);
+        assertThat(mHdmiCecLocalDeviceAudioSystem
+            .getCecDeviceInfo(differentDevice.getLogicalAddress())).isEqualTo(differentDevice);
+        assertThat(mInvokeDeviceEventState).isEqualTo(DEVICE_EVENT_UPDATE_DEVICE);
+    }
+
+    @Test
+    public void handleReportPhysicalAddress_differentPath_addDevice() {
+        assertThat(mInvokeDeviceEventState).isNotEqualTo(DEVICE_EVENT_ADD_DEVICE);
+        HdmiDeviceInfo oldDevice = new HdmiDeviceInfo(
+                ADDR_PLAYBACK_1, 0x2100, 2, HdmiDeviceInfo.DEVICE_PLAYBACK,
+                Constants.UNKNOWN_VENDOR_ID, HdmiUtils.getDefaultDeviceName(ADDR_PLAYBACK_1));
+        mHdmiCecLocalDeviceAudioSystem.addDeviceInfo(oldDevice);
+
+        HdmiDeviceInfo differentDevice = new HdmiDeviceInfo(
+                ADDR_PLAYBACK_1, 0x2200, 1, HdmiDeviceInfo.DEVICE_PLAYBACK,
+                Constants.UNKNOWN_VENDOR_ID, HdmiUtils.getDefaultDeviceName(ADDR_PLAYBACK_1));
+        HdmiCecMessage reportPhysicalAddress = HdmiCecMessageBuilder
+                .buildReportPhysicalAddressCommand(
+                        ADDR_PLAYBACK_1, 0x2200, HdmiDeviceInfo.DEVICE_PLAYBACK);
+        mHdmiCecLocalDeviceAudioSystem.handleReportPhysicalAddress(reportPhysicalAddress);
+
+        mHdmiCecLocalDeviceAudioSystem.addDeviceInfo(oldDevice);
+        mTestLooper.dispatchAll();
+        assertThat(mDeviceInfo).isEqualTo(differentDevice);
+        assertThat(mHdmiCecLocalDeviceAudioSystem
+            .getCecDeviceInfo(differentDevice.getLogicalAddress())).isEqualTo(differentDevice);
+        assertThat(mInvokeDeviceEventState).isEqualTo(DEVICE_EVENT_ADD_DEVICE);
+    }
 }
diff --git a/services/tests/servicestests/src/com/android/server/hdmi/HdmiControlServiceTest.java b/services/tests/servicestests/src/com/android/server/hdmi/HdmiControlServiceTest.java
index 18c9a65..67ce13f 100644
--- a/services/tests/servicestests/src/com/android/server/hdmi/HdmiControlServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/hdmi/HdmiControlServiceTest.java
@@ -20,13 +20,18 @@
 
 import static com.android.server.hdmi.HdmiControlService.INITIATED_BY_ENABLE_CEC;
 
+import static com.google.common.truth.Truth.assertThat;
+
 import static junit.framework.Assert.assertFalse;
 import static junit.framework.Assert.assertTrue;
 
+import android.hardware.hdmi.HdmiPortInfo;
 import android.os.Looper;
 import android.os.test.TestLooper;
+
 import androidx.test.InstrumentationRegistry;
 import androidx.test.filters.SmallTest;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -102,6 +107,7 @@
     private TestLooper mTestLooper = new TestLooper();
     private ArrayList<HdmiCecLocalDevice> mLocalDevices = new ArrayList<>();
     private boolean mStandbyMessageReceived;
+    private HdmiPortInfo[] mHdmiPortInfo;
 
     @Before
     public void SetUp() {
@@ -131,6 +137,16 @@
 
         mLocalDevices.add(mMyAudioSystemDevice);
         mLocalDevices.add(mMyPlaybackDevice);
+        mHdmiPortInfo = new HdmiPortInfo[4];
+        mHdmiPortInfo[0] =
+            new HdmiPortInfo(1, HdmiPortInfo.PORT_INPUT, 0x2100, true, false, false);
+        mHdmiPortInfo[1] =
+            new HdmiPortInfo(2, HdmiPortInfo.PORT_INPUT, 0x2200, true, false, false);
+        mHdmiPortInfo[2] =
+            new HdmiPortInfo(3, HdmiPortInfo.PORT_INPUT, 0x2000, true, false, false);
+        mHdmiPortInfo[3] =
+            new HdmiPortInfo(4, HdmiPortInfo.PORT_INPUT, 0x3000, true, false, false);
+        mNativeWrapper.setPortInfo(mHdmiPortInfo);
         mHdmiControlService.initPortInfo();
         mHdmiControlService.allocateLogicalAddress(mLocalDevices, INITIATED_BY_ENABLE_CEC);
 
@@ -159,4 +175,24 @@
         assertTrue(mMyPlaybackDevice.isDisabled());
         assertTrue(mMyAudioSystemDevice.isDisabled());
     }
+
+    @Test
+    public void pathToPort_pathExists_weAreNonTv() {
+        mNativeWrapper.setPhysicalAddress(0x2000);
+        assertThat(mHdmiControlService.pathToPortId(0x2120)).isEqualTo(1);
+        assertThat(mHdmiControlService.pathToPortId(0x2234)).isEqualTo(2);
+    }
+
+    @Test
+    public void pathToPort_pathExists_weAreTv() {
+        mNativeWrapper.setPhysicalAddress(0x0000);
+        assertThat(mHdmiControlService.pathToPortId(0x2120)).isEqualTo(3);
+        assertThat(mHdmiControlService.pathToPortId(0x3234)).isEqualTo(4);
+    }
+
+    @Test
+    public void pathToPort_pathInvalid() {
+        mNativeWrapper.setPhysicalAddress(0x2000);
+        assertThat(mHdmiControlService.pathToPortId(0x1000)).isEqualTo(Constants.INVALID_PORT_ID);
+    }
 }
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java b/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java
index 5638cb36..c79e1db0 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java
@@ -15,8 +15,11 @@
  */
 package com.android.server.notification;
 
+import static android.app.NotificationManager.IMPORTANCE_DEFAULT;
 import static android.app.NotificationManager.IMPORTANCE_LOW;
 
+import static junit.framework.TestCase.assertEquals;
+
 import static org.junit.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Matchers.anyInt;
@@ -153,7 +156,7 @@
                 .build();
         mRecordGroupGSortA = new NotificationRecord(mContext, new StatusBarNotification(
                 PKG, PKG, 1, null, 0, 0, mNotiGroupGSortA, user,
-                null, System.currentTimeMillis()), getDefaultChannel());
+                null, System.currentTimeMillis()), getLowChannel());
 
         mNotiGroupGSortB = new Notification.Builder(mContext, TEST_CHANNEL_ID)
                 .setContentTitle("B")
@@ -163,7 +166,7 @@
                 .build();
         mRecordGroupGSortB = new NotificationRecord(mContext, new StatusBarNotification(
                 PKG, PKG, 1, null, 0, 0, mNotiGroupGSortB, user,
-                null, System.currentTimeMillis()), getDefaultChannel());
+                null, System.currentTimeMillis()), getLowChannel());
 
         mNotiNoGroup = new Notification.Builder(mContext, TEST_CHANNEL_ID)
                 .setContentTitle("C")
@@ -171,7 +174,7 @@
                 .build();
         mRecordNoGroup = new NotificationRecord(mContext, new StatusBarNotification(
                 PKG, PKG, 1, null, 0, 0, mNotiNoGroup, user,
-                null, System.currentTimeMillis()), getDefaultChannel());
+                null, System.currentTimeMillis()), getLowChannel());
 
         mNotiNoGroup2 = new Notification.Builder(mContext, TEST_CHANNEL_ID)
                 .setContentTitle("D")
@@ -179,7 +182,7 @@
                 .build();
         mRecordNoGroup2 = new NotificationRecord(mContext, new StatusBarNotification(
                 PKG, PKG, 1, null, 0, 0, mNotiNoGroup2, user,
-                null, System.currentTimeMillis()), getDefaultChannel());
+                null, System.currentTimeMillis()), getLowChannel());
 
         mNotiNoGroupSortA = new Notification.Builder(mContext, TEST_CHANNEL_ID)
                 .setContentTitle("E")
@@ -188,7 +191,7 @@
                 .build();
         mRecordNoGroupSortA = new NotificationRecord(mContext, new StatusBarNotification(
                 PKG, PKG, 1, null, 0, 0, mNotiNoGroupSortA, user,
-                null, System.currentTimeMillis()), getDefaultChannel());
+                null, System.currentTimeMillis()), getLowChannel());
 
         mAudioAttributes = new AudioAttributes.Builder()
                 .setContentType(AudioAttributes.CONTENT_TYPE_UNKNOWN)
@@ -197,11 +200,16 @@
                 .build();
     }
 
-    private NotificationChannel getDefaultChannel() {
+    private NotificationChannel getLowChannel() {
         return new NotificationChannel(NotificationChannel.DEFAULT_CHANNEL_ID, "name",
                 IMPORTANCE_LOW);
     }
 
+    private NotificationChannel getDefaultChannel() {
+        return new NotificationChannel(NotificationChannel.DEFAULT_CHANNEL_ID, "name",
+                IMPORTANCE_DEFAULT);
+    }
+
     @Test
     public void testSortShouldRespectCritical() throws Exception {
         ArrayList<NotificationRecord> notificationList = new ArrayList<NotificationRecord>(7);
@@ -285,4 +293,40 @@
         ArrayList<NotificationRecord> notificationList = new ArrayList<NotificationRecord>();
         mHelper.sort(notificationList);
     }
+    
+    @Test
+    public void testGroupNotifications_highestIsProxy() {
+        ArrayList<NotificationRecord> notificationList = new ArrayList<>();
+        // this should be the last in the list, except it's in a group with a high child
+        Notification lowSummaryN = new Notification.Builder(mContext, "")
+                .setGroup("group")
+                .setGroupSummary(true)
+                .build();
+        NotificationRecord lowSummary = new NotificationRecord(mContext, new StatusBarNotification(
+                PKG, PKG, 1, "summary", 0, 0, lowSummaryN, USER,
+                null, System.currentTimeMillis()), getLowChannel());
+        notificationList.add(lowSummary);
+
+        Notification lowN = new Notification.Builder(mContext, "").build();
+        NotificationRecord low = new NotificationRecord(mContext, new StatusBarNotification(
+                PKG, PKG, 1, "low", 0, 0, lowN, USER,
+                null, System.currentTimeMillis()), getLowChannel());
+        low.setContactAffinity(0.5f);
+        notificationList.add(low);
+
+        Notification highChildN = new Notification.Builder(mContext, "")
+                .setGroup("group")
+                .setGroupSummary(false)
+                .build();
+        NotificationRecord highChild = new NotificationRecord(mContext, new StatusBarNotification(
+                PKG, PKG, 1, "child", 0, 0, highChildN, USER,
+                null, System.currentTimeMillis()), getDefaultChannel());
+        notificationList.add(highChild);
+
+        mHelper.sort(notificationList);
+
+        assertEquals(lowSummary, notificationList.get(0));
+        assertEquals(highChild, notificationList.get(1));
+        assertEquals(low, notificationList.get(2));
+    }
 }
diff --git a/services/tests/wmtests/src/com/android/server/wm/ActivityStarterTests.java b/services/tests/wmtests/src/com/android/server/wm/ActivityStarterTests.java
index 7a6b2b5..ec88718 100644
--- a/services/tests/wmtests/src/com/android/server/wm/ActivityStarterTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/ActivityStarterTests.java
@@ -643,10 +643,10 @@
             boolean hasForegroundActivities, boolean callerIsRecents,
             boolean callerIsTempWhitelisted) {
         // window visibility
-        doReturn(callingUidHasVisibleWindow).when(mService.mWindowManager).isAnyWindowVisibleForUid(
-                callingUid);
-        doReturn(realCallingUidHasVisibleWindow).when(mService.mWindowManager)
-                .isAnyWindowVisibleForUid(realCallingUid);
+        doReturn(callingUidHasVisibleWindow).when(mService.mWindowManager.mRoot)
+                .isAnyNonToastWindowVisibleForUid(callingUid);
+        doReturn(realCallingUidHasVisibleWindow).when(mService.mWindowManager.mRoot)
+                .isAnyNonToastWindowVisibleForUid(realCallingUid);
         // process importance
         doReturn(callingUidProcState).when(mService).getUidStateLocked(callingUid);
         doReturn(realCallingUidProcState).when(mService).getUidStateLocked(realCallingUid);
diff --git a/services/tests/wmtests/src/com/android/server/wm/RootWindowContainerTests.java b/services/tests/wmtests/src/com/android/server/wm/RootWindowContainerTests.java
new file mode 100644
index 0000000..45fe5d2
--- /dev/null
+++ b/services/tests/wmtests/src/com/android/server/wm/RootWindowContainerTests.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.wm;
+
+import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION;
+import static android.view.WindowManager.LayoutParams.TYPE_STATUS_BAR;
+import static android.view.WindowManager.LayoutParams.TYPE_TOAST;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import android.platform.test.annotations.Presubmit;
+
+import androidx.test.filters.SmallTest;
+
+import org.junit.Test;
+
+/**
+ * Tests for RootWindowContainer.
+ *
+ * Build/Install/Run:
+ *  atest WmTests:RootWindowContainerTests
+ */
+@SmallTest
+@Presubmit
+public class RootWindowContainerTests extends WindowTestsBase {
+
+    private static final int FAKE_CALLING_UID = 667;
+
+    @Test
+    public void testIsAnyNonToastWindowVisibleForUid_oneToastOneNonToastBothVisible() {
+        final WindowState toastyToast = createWindow(null, TYPE_TOAST, "toast", FAKE_CALLING_UID);
+        final WindowState app = createWindow(null, TYPE_APPLICATION, "app", FAKE_CALLING_UID);
+        toastyToast.mHasSurface = true;
+        app.mHasSurface = true;
+
+        assertTrue(toastyToast.isVisible());
+        assertTrue(app.isVisible());
+        assertTrue(mWm.mRoot.isAnyNonToastWindowVisibleForUid(FAKE_CALLING_UID));
+    }
+
+    @Test
+    public void testIsAnyNonToastWindowVisibleForUid_onlyToastVisible() {
+        final WindowState toastyToast = createWindow(null, TYPE_TOAST, "toast", FAKE_CALLING_UID);
+        toastyToast.mHasSurface = true;
+
+        assertTrue(toastyToast.isVisible());
+        assertFalse(mWm.mRoot.isAnyNonToastWindowVisibleForUid(FAKE_CALLING_UID));
+    }
+
+    @Test
+    public void testIsAnyNonToastWindowVisibleForUid_aFewNonToastButNoneVisible() {
+        final WindowState topBar = createWindow(null, TYPE_STATUS_BAR, "topBar", FAKE_CALLING_UID);
+        final WindowState app = createWindow(null, TYPE_APPLICATION, "app", FAKE_CALLING_UID);
+
+        assertFalse(topBar.isVisible());
+        assertFalse(app.isVisible());
+        assertFalse(mWm.mRoot.isAnyNonToastWindowVisibleForUid(FAKE_CALLING_UID));
+    }
+}
+
diff --git a/services/tests/wmtests/src/com/android/server/wm/WindowTestsBase.java b/services/tests/wmtests/src/com/android/server/wm/WindowTestsBase.java
index 638cb03..cdc0a47 100644
--- a/services/tests/wmtests/src/com/android/server/wm/WindowTestsBase.java
+++ b/services/tests/wmtests/src/com/android/server/wm/WindowTestsBase.java
@@ -257,6 +257,14 @@
         }
     }
 
+    WindowState createWindow(WindowState parent, int type, String name, int ownerId) {
+        synchronized (mWm.mGlobalLock) {
+            return (parent == null)
+                    ? createWindow(parent, type, mDisplayContent, name, ownerId)
+                    : createWindow(parent, type, parent.mToken, name, ownerId);
+        }
+    }
+
     WindowState createWindowOnStack(WindowState parent, int windowingMode, int activityType,
             int type, DisplayContent dc, String name) {
         synchronized (mWm.mGlobalLock) {
@@ -277,7 +285,16 @@
         synchronized (mWm.mGlobalLock) {
             final WindowToken token = createWindowToken(
                     dc, WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_STANDARD, type);
-            return createWindow(parent, type, token, name);
+            return createWindow(parent, type, token, name, 0 /* ownerId */);
+        }
+    }
+
+    WindowState createWindow(WindowState parent, int type, DisplayContent dc, String name,
+            int ownerId) {
+        synchronized (mWm.mGlobalLock) {
+            final WindowToken token = createWindowToken(
+                    dc, WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_STANDARD, type);
+            return createWindow(parent, type, token, name, ownerId);
         }
     }
 
@@ -299,6 +316,14 @@
     }
 
     WindowState createWindow(WindowState parent, int type, WindowToken token, String name,
+            int ownerId) {
+        synchronized (mWm.mGlobalLock) {
+            return createWindow(parent, type, token, name, ownerId,
+                    false /* ownerCanAddInternalSystemWindow */);
+        }
+    }
+
+    WindowState createWindow(WindowState parent, int type, WindowToken token, String name,
             int ownerId, boolean ownerCanAddInternalSystemWindow) {
         return createWindow(parent, type, token, name, ownerId, ownerCanAddInternalSystemWindow,
                 mWm, mMockSession, mIWindow);
diff --git a/telephony/java/android/telephony/ICellInfoCallback.aidl b/telephony/java/android/telephony/ICellInfoCallback.aidl
index 7fb62682..ee3c1b1 100644
--- a/telephony/java/android/telephony/ICellInfoCallback.aidl
+++ b/telephony/java/android/telephony/ICellInfoCallback.aidl
@@ -16,6 +16,7 @@
 
 package android.telephony;
 
+import android.os.ParcelableException;
 import android.telephony.CellInfo;
 
 import java.util.List;
@@ -27,4 +28,5 @@
 oneway interface ICellInfoCallback
 {
     void onCellInfo(in List<CellInfo> state);
+    void onError(in int errorCode, in ParcelableException detail);
 }
diff --git a/telephony/java/android/telephony/SignalStrength.java b/telephony/java/android/telephony/SignalStrength.java
index 2271069..e77042d 100644
--- a/telephony/java/android/telephony/SignalStrength.java
+++ b/telephony/java/android/telephony/SignalStrength.java
@@ -24,6 +24,8 @@
 import android.os.Parcelable;
 import android.os.PersistableBundle;
 
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -178,6 +180,35 @@
         return mLte;
     }
 
+    /**
+     * Returns a List of CellSignalStrength Components of this SignalStrength Report.
+     *
+     * Use this API to access underlying
+     * {@link android.telephony#CellSignalStrength CellSignalStrength} objects that provide more
+     * granular information about the SignalStrength report. Only valid (non-empty)
+     * CellSignalStrengths will be returned. The order of any returned elements is not guaranteed,
+     * and the list may contain more than one instance of a CellSignalStrength type.
+     *
+     * @return a List of CellSignalStrength or an empty List if there are no valid measurements.
+     *
+     * @see android.telephony#CellSignalStrength
+     * @see android.telephony#CellSignalStrengthNr
+     * @see android.telephony#CellSignalStrengthLte
+     * @see android.telephony#CellSignalStrengthTdscdma
+     * @see android.telephony#CellSignalStrengthWcdma
+     * @see android.telephony#CellSignalStrengthCdma
+     * @see android.telephony#CellSignalStrengthGsm
+     */
+    public @NonNull List<CellSignalStrength> getCellSignalStrengths() {
+        List<CellSignalStrength> cssList = new ArrayList<>(2); // Usually have 2 or fewer elems
+        if (mLte.isValid()) cssList.add(mLte);
+        if (mCdma.isValid()) cssList.add(mCdma);
+        if (mTdscdma.isValid()) cssList.add(mTdscdma);
+        if (mWcdma.isValid()) cssList.add(mWcdma);
+        if (mGsm.isValid()) cssList.add(mGsm);
+        return cssList;
+    }
+
     /** @hide */
     public void updateLevel(PersistableBundle cc, ServiceState ss) {
         mLteRsrpBoost = ss.getLteEarfcnRsrpBoost();
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index b48a1ce..7f7d5e7 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -4898,19 +4898,53 @@
     /** Callback for providing asynchronous {@link CellInfo} on request */
     public abstract static class CellInfoCallback {
         /**
-         * Response to
+         * Success response to
          * {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}.
          *
-         * <p>Invoked when there is a response to
+         * Invoked when there is a response to
          * {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}
          * to provide a list of {@link CellInfo}. If no {@link CellInfo} is available then an empty
-         * list will be provided. If an error occurs, null will be provided.
+         * list will be provided. If an error occurs, null will be provided unless the onError
+         * callback is overridden.
          *
          * @param cellInfo a list of {@link CellInfo}, an empty list, or null.
          *
          * {@see android.telephony.TelephonyManager#getAllCellInfo getAllCellInfo()}
          */
-        public abstract void onCellInfo(List<CellInfo> cellInfo);
+        public abstract void onCellInfo(@NonNull List<CellInfo> cellInfo);
+
+        /** @hide */
+        @Retention(RetentionPolicy.SOURCE)
+        @IntDef(prefix = {"ERROR_"}, value = {ERROR_TIMEOUT, ERROR_MODEM_ERROR})
+        public @interface CellInfoCallbackError {}
+
+        /**
+         * The system timed out waiting for a response from the Radio.
+         */
+        public static final int ERROR_TIMEOUT = 1;
+
+        /**
+         * The modem returned a failure.
+         */
+        public static final int ERROR_MODEM_ERROR = 2;
+
+        /**
+         * Error response to
+         * {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}.
+         *
+         * Invoked when an error condition prevents updated {@link CellInfo} from being fetched
+         * and returned from the modem. Callers of requestCellInfoUpdate() should override this
+         * function to receive detailed status information in the event of an error. By default,
+         * this function will invoke onCellInfo() with null.
+         *
+         * @param errorCode an error code indicating the type of failure.
+         * @param detail a Throwable object with additional detail regarding the failure if
+         *     available, otherwise null.
+         */
+        public void onError(@CellInfoCallbackError int errorCode, @Nullable Throwable detail) {
+            // By default, simply invoke the success callback with an empty list.
+            onCellInfo(new ArrayList<CellInfo>());
+        }
     };
 
     /**
@@ -4937,6 +4971,12 @@
                             Binder.withCleanCallingIdentity(() ->
                                     executor.execute(() -> callback.onCellInfo(cellInfo)));
                         }
+
+                        public void onError(int errorCode, android.os.ParcelableException detail) {
+                            Binder.withCleanCallingIdentity(() ->
+                                    executor.execute(() -> callback.onError(
+                                            errorCode, detail.getCause())));
+                        }
                     }, getOpPackageName());
 
         } catch (RemoteException ex) {
@@ -4971,6 +5011,12 @@
                             Binder.withCleanCallingIdentity(() ->
                                     executor.execute(() -> callback.onCellInfo(cellInfo)));
                         }
+
+                        public void onError(int errorCode, android.os.ParcelableException detail) {
+                            Binder.withCleanCallingIdentity(() ->
+                                    executor.execute(() -> callback.onError(
+                                            errorCode, detail.getCause())));
+                        }
                     }, getOpPackageName(), workSource);
         } catch (RemoteException ex) {
         }
diff --git a/wifi/java/android/net/wifi/aware/WifiAwareManager.java b/wifi/java/android/net/wifi/aware/WifiAwareManager.java
index 26a6c08..1fa1fd5 100644
--- a/wifi/java/android/net/wifi/aware/WifiAwareManager.java
+++ b/wifi/java/android/net/wifi/aware/WifiAwareManager.java
@@ -35,6 +35,7 @@
 import android.os.Message;
 import android.os.Process;
 import android.os.RemoteException;
+import android.text.TextUtils;
 import android.util.Log;
 
 import libcore.util.HexEncoding;
@@ -434,6 +435,8 @@
                 null, // peerMac (not used in this method)
                 pmk,
                 passphrase,
+                0, // no port info for deprecated IB APIs
+                -1, // no transport info for deprecated IB APIs
                 Process.myUid());
     }
 
@@ -473,6 +476,8 @@
                 peer,
                 pmk,
                 passphrase,
+                0, // no port info for OOB APIs
+                -1, // no transport protocol info for OOB APIs
                 Process.myUid());
     }
 
@@ -824,6 +829,8 @@
         private PeerHandle mPeerHandle;
         private String mPskPassphrase;
         private byte[] mPmk;
+        private int mPort = 0; // invalid value
+        private int mTransportProtocol = -1; // invalid value
 
         /**
          * Configure the {@link PublishDiscoverySession} or {@link SubscribeDiscoverySession}
@@ -902,6 +909,55 @@
         }
 
         /**
+         * Configure the port number which will be used to create a connection over this link. This
+         * configuration should only be done on the server device, e.g. the device creating the
+         * {@link java.net.ServerSocket}.
+         * <p>Notes:
+         * <ul>
+         *     <li>The server device must be the Publisher device!
+         *     <li>The port information can only be specified on secure links, specified using
+         *     {@link #setPskPassphrase(String)}.
+         * </ul>
+         *
+         * @param port A positive integer indicating the port to be used for communication.
+         * @return the current {@link NetworkSpecifierBuilder} builder, enabling chaining of builder
+         *         methods.
+         */
+        public @NonNull NetworkSpecifierBuilder setPort(int port) {
+            if (port <= 0 || port > 65535) {
+                throw new IllegalArgumentException("The port must be a positive value (0, 65535]");
+            }
+            mPort = port;
+            return this;
+        }
+
+        /**
+         * Configure the transport protocol which will be used to create a connection over this
+         * link. This configuration should only be done on the server device, e.g. the device
+         * creating the {@link java.net.ServerSocket} for TCP.
+         * <p>Notes:
+         * <ul>
+         *     <li>The server device must be the Publisher device!
+         *     <li>The transport protocol information can only be specified on secure links,
+         *     specified using {@link #setPskPassphrase(String)}.
+         * </ul>
+         * The transport protocol number is assigned by the Internet Assigned Numbers Authority
+         * (IANA) https://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml.
+         *
+         * @param transportProtocol The transport protocol to be used for communication.
+         * @return the current {@link NetworkSpecifierBuilder} builder, enabling chaining of builder
+         *         methods.
+         */
+        public @NonNull NetworkSpecifierBuilder setTransportProtocol(int transportProtocol) {
+            if (transportProtocol < 0 || transportProtocol > 255) {
+                throw new IllegalArgumentException(
+                        "The transport protocol must be in range [0, 255]");
+            }
+            mTransportProtocol = transportProtocol;
+            return this;
+        }
+
+        /**
          * Create a {@link android.net.NetworkRequest.Builder#setNetworkSpecifier(NetworkSpecifier)}
          * for a WiFi Aware connection (link) to the specified peer. The
          * {@link android.net.NetworkRequest.Builder#addTransportType(int)} should be set to
@@ -929,6 +985,18 @@
                     ? WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_INITIATOR
                     : WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER;
 
+            if (mPort != 0 || mTransportProtocol != -1) {
+                if (role != WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER) {
+                    throw new IllegalStateException(
+                            "Port and transport protocol information can only "
+                                    + "be specified on the Publisher device (which is the server");
+                }
+                if (TextUtils.isEmpty(mPskPassphrase) && mPmk == null) {
+                    throw new IllegalStateException("Port and transport protocol information can "
+                            + "only be specified on a secure link");
+                }
+            }
+
             if (role == WIFI_AWARE_DATA_PATH_ROLE_INITIATOR && mPeerHandle == null) {
                 throw new IllegalStateException("Null peerHandle!?");
             }
@@ -936,7 +1004,7 @@
             return new WifiAwareNetworkSpecifier(
                     WifiAwareNetworkSpecifier.NETWORK_SPECIFIER_TYPE_IB, role,
                     mDiscoverySession.mClientId, mDiscoverySession.mSessionId, mPeerHandle.peerId,
-                    null, mPmk, mPskPassphrase, Process.myUid());
+                    null, mPmk, mPskPassphrase, mPort, mTransportProtocol, Process.myUid());
         }
     }
 }
diff --git a/wifi/java/android/net/wifi/aware/WifiAwareNetworkInfo.java b/wifi/java/android/net/wifi/aware/WifiAwareNetworkInfo.java
index 0f29e08..b258906 100644
--- a/wifi/java/android/net/wifi/aware/WifiAwareNetworkInfo.java
+++ b/wifi/java/android/net/wifi/aware/WifiAwareNetworkInfo.java
@@ -38,17 +38,30 @@
  * android.net.NetworkCapabilities)} callback.
  * <p>
  * The Wi-Fi Aware-specific network information include the peer's scoped link-local IPv6 address
- * for the Wi-Fi Aware link. The scoped link-local IPv6 can then be used to create a
+ * for the Wi-Fi Aware link, as well as (optionally) the port and transport protocol specified by
+ * the peer.
+ * The scoped link-local IPv6, port, and transport protocol can then be used to create a
  * {@link java.net.Socket} connection to the peer.
+ * <p>
+ * Note: these are the peer's IPv6 and port information - not the local device's!
  */
 public final class WifiAwareNetworkInfo implements TransportInfo, Parcelable {
     private Inet6Address mIpv6Addr;
+    private int mPort = 0; // a value of 0 is considered invalid
+    private int mTransportProtocol = -1; // a value of -1 is considered invalid
 
     /** @hide */
     public WifiAwareNetworkInfo(Inet6Address ipv6Addr) {
         mIpv6Addr = ipv6Addr;
     }
 
+    /** @hide */
+    public WifiAwareNetworkInfo(Inet6Address ipv6Addr, int port, int transportProtocol) {
+        mIpv6Addr = ipv6Addr;
+        mPort = port;
+        mTransportProtocol = transportProtocol;
+    }
+
     /**
      * Get the scoped link-local IPv6 address of the Wi-Fi Aware peer (not of the local device!).
      *
@@ -59,6 +72,34 @@
         return mIpv6Addr;
     }
 
+    /**
+     * Get the port number to be used to create a network connection to the Wi-Fi Aware peer.
+     * The port information is provided by the app running on the peer which requested the
+     * connection, using the {@link WifiAwareManager.NetworkSpecifierBuilder#setPort(int)}.
+     *
+     * @return A port number on the peer. A value of 0 indicates that no port was specified by the
+     *         peer.
+     */
+    public int getPort() {
+        return mPort;
+    }
+
+    /**
+     * Get the transport protocol to be used to communicate over a network connection to the Wi-Fi
+     * Aware peer. The transport protocol is provided by the app running on the peer which requested
+     * the connection, using the
+     * {@link WifiAwareManager.NetworkSpecifierBuilder#setTransportProtocol(int)}.
+     * <p>
+     * The transport protocol number is assigned by the Internet Assigned Numbers Authority
+     * (IANA) https://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml.
+     *
+     * @return A transport protocol id. A value of -1 indicates that no transport protocol was
+     *         specified by the peer.
+     */
+    public int getTransportProtocol() {
+        return mTransportProtocol;
+    }
+
     // parcelable methods
 
     @Override
@@ -71,6 +112,8 @@
         dest.writeByteArray(mIpv6Addr.getAddress());
         NetworkInterface ni = mIpv6Addr.getScopedInterface();
         dest.writeString(ni == null ? null : ni.getName());
+        dest.writeInt(mPort);
+        dest.writeInt(mTransportProtocol);
     }
 
     public static final Creator<WifiAwareNetworkInfo> CREATOR =
@@ -94,8 +137,10 @@
                         e.printStackTrace();
                         return null;
                     }
+                    int port = in.readInt();
+                    int transportProtocol = in.readInt();
 
-                    return new WifiAwareNetworkInfo(ipv6Addr);
+                    return new WifiAwareNetworkInfo(ipv6Addr, port, transportProtocol);
                 }
 
                 @Override
@@ -109,7 +154,9 @@
 
     @Override
     public String toString() {
-        return new StringBuilder("AwareNetworkInfo: IPv6=").append(mIpv6Addr).toString();
+        return new StringBuilder("AwareNetworkInfo: IPv6=").append(mIpv6Addr).append(
+                ", port=").append(mPort).append(", transportProtocol=").append(
+                mTransportProtocol).toString();
     }
 
     /** @hide */
@@ -124,12 +171,13 @@
         }
 
         WifiAwareNetworkInfo lhs = (WifiAwareNetworkInfo) obj;
-        return Objects.equals(mIpv6Addr, lhs.mIpv6Addr);
+        return Objects.equals(mIpv6Addr, lhs.mIpv6Addr) && mPort == lhs.mPort
+                && mTransportProtocol == lhs.mTransportProtocol;
     }
 
     /** @hide */
     @Override
     public int hashCode() {
-        return Objects.hash(mIpv6Addr);
+        return Objects.hash(mIpv6Addr, mPort, mTransportProtocol);
     }
 }
diff --git a/wifi/java/android/net/wifi/aware/WifiAwareNetworkSpecifier.java b/wifi/java/android/net/wifi/aware/WifiAwareNetworkSpecifier.java
index 6e37fcf..a93a6d5 100644
--- a/wifi/java/android/net/wifi/aware/WifiAwareNetworkSpecifier.java
+++ b/wifi/java/android/net/wifi/aware/WifiAwareNetworkSpecifier.java
@@ -19,7 +19,6 @@
 import android.net.NetworkSpecifier;
 import android.os.Parcel;
 import android.os.Parcelable;
-import android.util.Log;
 
 import java.util.Arrays;
 import java.util.Objects;
@@ -117,6 +116,32 @@
     public final String passphrase;
 
     /**
+     * The port information to be used for this link. This information will be communicated to the
+     * peer as part of the layer 2 link setup.
+     *
+     * Information only allowed on secure links since a single layer-2 link is set up for all
+     * requestors. Therefore if multiple apps on a single device request links to the same peer
+     * device they all get the same link. However, the link is only set up on the first request -
+     * hence only the first can transmit the port information. But we don't want to expose that
+     * information to other apps. Limiting to secure links would (usually) imply single app usage.
+     *
+     * @hide
+     */
+    public final int port;
+
+    /**
+     * The transport protocol information to be used for this link. This information will be
+     * communicated to the peer as part of the layer 2 link setup.
+     *
+     * Information only allowed on secure links since a single layer-2 link is set up for all
+     * requestors. Therefore if multiple apps on a single device request links to the same peer
+     * device they all get the same link. However, the link is only set up on the first request -
+     * hence only the first can transmit the port information. But we don't want to expose that
+     * information to other apps. Limiting to secure links would (usually) imply single app usage.
+     */
+    public final int transportProtocol;
+
+    /**
      * The UID of the process initializing this network specifier. Validated by receiver using
      * checkUidIfNecessary() and is used by satisfiedBy() to determine whether matches the
      * offered network.
@@ -127,7 +152,8 @@
 
     /** @hide */
     public WifiAwareNetworkSpecifier(int type, int role, int clientId, int sessionId, int peerId,
-            byte[] peerMac, byte[] pmk, String passphrase, int requestorUid) {
+            byte[] peerMac, byte[] pmk, String passphrase, int port, int transportProtocol,
+            int requestorUid) {
         this.type = type;
         this.role = role;
         this.clientId = clientId;
@@ -136,6 +162,8 @@
         this.peerMac = peerMac;
         this.pmk = pmk;
         this.passphrase = passphrase;
+        this.port = port;
+        this.transportProtocol = transportProtocol;
         this.requestorUid = requestorUid;
     }
 
@@ -152,6 +180,8 @@
                         in.createByteArray(), // peerMac
                         in.createByteArray(), // pmk
                         in.readString(), // passphrase
+                        in.readInt(), // port
+                        in.readInt(), // transportProtocol
                         in.readInt()); // requestorUid
                 }
 
@@ -186,6 +216,8 @@
         dest.writeByteArray(peerMac);
         dest.writeByteArray(pmk);
         dest.writeString(passphrase);
+        dest.writeInt(port);
+        dest.writeInt(transportProtocol);
         dest.writeInt(requestorUid);
     }
 
@@ -202,19 +234,8 @@
     /** @hide */
     @Override
     public int hashCode() {
-        int result = 17;
-
-        result = 31 * result + type;
-        result = 31 * result + role;
-        result = 31 * result + clientId;
-        result = 31 * result + sessionId;
-        result = 31 * result + peerId;
-        result = 31 * result + Arrays.hashCode(peerMac);
-        result = 31 * result + Arrays.hashCode(pmk);
-        result = 31 * result + Objects.hashCode(passphrase);
-        result = 31 * result + requestorUid;
-
-        return result;
+        return Objects.hash(type, role, clientId, sessionId, peerId, Arrays.hashCode(peerMac),
+                Arrays.hashCode(pmk), passphrase, port, transportProtocol, requestorUid);
     }
 
     /** @hide */
@@ -238,6 +259,8 @@
                 && Arrays.equals(peerMac, lhs.peerMac)
                 && Arrays.equals(pmk, lhs.pmk)
                 && Objects.equals(passphrase, lhs.passphrase)
+                && port == lhs.port
+                && transportProtocol == lhs.transportProtocol
                 && requestorUid == lhs.requestorUid;
     }
 
@@ -256,7 +279,8 @@
                 .append(", pmk=").append((pmk == null) ? "<null>" : "<non-null>")
                 // masking PII
                 .append(", passphrase=").append((passphrase == null) ? "<null>" : "<non-null>")
-                .append(", requestorUid=").append(requestorUid)
+                .append(", port=").append(port).append(", transportProtocol=")
+                .append(transportProtocol).append(", requestorUid=").append(requestorUid)
                 .append("]");
         return sb.toString();
     }
diff --git a/wifi/java/android/net/wifi/hotspot2/pps/Credential.java b/wifi/java/android/net/wifi/hotspot2/pps/Credential.java
index 7689fc3..59a7290 100644
--- a/wifi/java/android/net/wifi/hotspot2/pps/Credential.java
+++ b/wifi/java/android/net/wifi/hotspot2/pps/Credential.java
@@ -572,7 +572,7 @@
 
         @Override
         public int hashCode() {
-            return Objects.hash(mCertType, mCertSha256Fingerprint);
+            return Objects.hash(mCertType, Arrays.hashCode(mCertSha256Fingerprint));
         }
 
         @Override
@@ -842,24 +842,50 @@
     }
 
     /**
-     * CA (Certificate Authority) X509 certificate.
+     * CA (Certificate Authority) X509 certificates.
      */
-    private X509Certificate mCaCertificate = null;
+    private X509Certificate[] mCaCertificates = null;
+
     /**
      * Set the CA (Certification Authority) certificate associated with this credential.
      *
      * @param caCertificate The CA certificate to set to
      */
     public void setCaCertificate(X509Certificate caCertificate) {
-        mCaCertificate = caCertificate;
+        mCaCertificates = null;
+        if (caCertificate != null) {
+            mCaCertificates = new X509Certificate[] {caCertificate};
+        }
     }
+
+    /**
+     * Set the CA (Certification Authority) certificates associated with this credential.
+     *
+     * @param caCertificates The list of CA certificates to set to
+     * @hide
+     */
+    public void setCaCertificates(X509Certificate[] caCertificates) {
+        mCaCertificates = caCertificates;
+    }
+
     /**
      * Get the CA (Certification Authority) certificate associated with this credential.
      *
-     * @return CA certificate associated with this credential
+     * @return CA certificate associated with this credential, {@code null} if certificate is not
+     * set or certificate is more than one.
      */
     public X509Certificate getCaCertificate() {
-        return mCaCertificate;
+        return mCaCertificates == null || mCaCertificates.length > 1 ? null : mCaCertificates[0];
+    }
+
+    /**
+     * Get the CA (Certification Authority) certificates associated with this credential.
+     *
+     * @return The list of CA certificates associated with this credential
+     * @hide
+     */
+    public X509Certificate[] getCaCertificates() {
+        return mCaCertificates;
     }
 
     /**
@@ -933,7 +959,11 @@
                 mClientCertificateChain = Arrays.copyOf(source.mClientCertificateChain,
                                                         source.mClientCertificateChain.length);
             }
-            mCaCertificate = source.mCaCertificate;
+            if (source.mCaCertificates != null) {
+                mCaCertificates = Arrays.copyOf(source.mCaCertificates,
+                        source.mCaCertificates.length);
+            }
+
             mClientPrivateKey = source.mClientPrivateKey;
         }
     }
@@ -952,7 +982,7 @@
         dest.writeParcelable(mUserCredential, flags);
         dest.writeParcelable(mCertCredential, flags);
         dest.writeParcelable(mSimCredential, flags);
-        ParcelUtil.writeCertificate(dest, mCaCertificate);
+        ParcelUtil.writeCertificates(dest, mCaCertificates);
         ParcelUtil.writeCertificates(dest, mClientCertificateChain);
         ParcelUtil.writePrivateKey(dest, mClientPrivateKey);
     }
@@ -977,16 +1007,17 @@
                     : mCertCredential.equals(that.mCertCredential))
                 && (mSimCredential == null ? that.mSimCredential == null
                     : mSimCredential.equals(that.mSimCredential))
-                && isX509CertificateEquals(mCaCertificate, that.mCaCertificate)
+                && isX509CertificatesEquals(mCaCertificates, that.mCaCertificates)
                 && isX509CertificatesEquals(mClientCertificateChain, that.mClientCertificateChain)
                 && isPrivateKeyEquals(mClientPrivateKey, that.mClientPrivateKey);
     }
 
     @Override
     public int hashCode() {
-        return Objects.hash(mRealm, mCreationTimeInMillis, mExpirationTimeInMillis,
+        return Objects.hash(mCreationTimeInMillis, mExpirationTimeInMillis, mRealm,
                 mCheckAaaServerCertStatus, mUserCredential, mCertCredential, mSimCredential,
-                mCaCertificate, mClientCertificateChain, mClientPrivateKey);
+                mClientPrivateKey, Arrays.hashCode(mCaCertificates),
+                Arrays.hashCode(mClientCertificateChain));
     }
 
     @Override
@@ -1067,7 +1098,7 @@
                 credential.setUserCredential(in.readParcelable(null));
                 credential.setCertCredential(in.readParcelable(null));
                 credential.setSimCredential(in.readParcelable(null));
-                credential.setCaCertificate(ParcelUtil.readCertificate(in));
+                credential.setCaCertificates(ParcelUtil.readCertificates(in));
                 credential.setClientCertificateChain(ParcelUtil.readCertificates(in));
                 credential.setClientPrivateKey(ParcelUtil.readPrivateKey(in));
                 return credential;
@@ -1100,7 +1131,7 @@
 
         // CA certificate is required for R1 Passpoint profile.
         // For R2, it is downloaded using cert URL provided in PPS MO after validation completes.
-        if (isR1 && mCaCertificate == null) {
+        if (isR1 && mCaCertificates == null) {
             Log.d(TAG, "Missing CA Certificate for user credential");
             return false;
         }
@@ -1131,7 +1162,7 @@
         // Verify required key and certificates for certificate credential.
         // CA certificate is required for R1 Passpoint profile.
         // For R2, it is downloaded using cert URL provided in PPS MO after validation completes.
-        if (isR1 && mCaCertificate == null) {
+        if (isR1 && mCaCertificates == null) {
             Log.d(TAG, "Missing CA Certificate for certificate credential");
             return false;
         }
diff --git a/wifi/tests/src/android/net/wifi/aware/WifiAwareAgentNetworkSpecifierTest.java b/wifi/tests/src/android/net/wifi/aware/WifiAwareAgentNetworkSpecifierTest.java
index 4189e40..c3b6285 100644
--- a/wifi/tests/src/android/net/wifi/aware/WifiAwareAgentNetworkSpecifierTest.java
+++ b/wifi/tests/src/android/net/wifi/aware/WifiAwareAgentNetworkSpecifierTest.java
@@ -62,6 +62,7 @@
                 WifiAwareAgentNetworkSpecifier.CREATOR.createFromParcel(parcelR);
 
         assertEquals(dut, rereadDut);
+        assertEquals(dut.hashCode(), rereadDut.hashCode());
 
         // Ensure that individual network specifiers are satisfied by both the original & marshaled
         // |WifiAwareNetworkAgentSpecifier instances.
@@ -181,6 +182,6 @@
     WifiAwareNetworkSpecifier getDummyNetworkSpecifier(int clientId) {
         return new WifiAwareNetworkSpecifier(WifiAwareNetworkSpecifier.NETWORK_SPECIFIER_TYPE_OOB,
                 WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_INITIATOR, clientId, 0, 0, new byte[6],
-                null, null, 0);
+                null, null, 10, 5, 0);
     }
 }
diff --git a/wifi/tests/src/android/net/wifi/aware/WifiAwareManagerTest.java b/wifi/tests/src/android/net/wifi/aware/WifiAwareManagerTest.java
index ed38c76..6da6d4a 100644
--- a/wifi/tests/src/android/net/wifi/aware/WifiAwareManagerTest.java
+++ b/wifi/tests/src/android/net/wifi/aware/WifiAwareManagerTest.java
@@ -16,8 +16,11 @@
 
 package android.net.wifi.aware;
 
+import static android.net.wifi.aware.WifiAwareNetworkSpecifier.NETWORK_SPECIFIER_TYPE_IB;
+
 import static org.hamcrest.core.IsEqual.equalTo;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.anyString;
@@ -913,9 +916,10 @@
         final int clientId = 4565;
         final int sessionId = 123;
         final PeerHandle peerHandle = new PeerHandle(123412);
-        final int role = WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER;
         final byte[] pmk = PMK_VALID;
         final String passphrase = PASSPHRASE_VALID;
+        final int port = 5;
+        final int transportProtocol = 10;
         final ConfigRequest configRequest = new ConfigRequest.Builder().build();
         final PublishConfig publishConfig = new PublishConfig.Builder().build();
 
@@ -959,56 +963,70 @@
                 .setPeerHandle(peerHandle).build();
 
         // validate format
-        collector.checkThat("role", role, equalTo(ns.role));
+        collector.checkThat("role", WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER,
+                equalTo(ns.role));
         collector.checkThat("client_id", clientId, equalTo(ns.clientId));
         collector.checkThat("session_id", sessionId, equalTo(ns.sessionId));
         collector.checkThat("peer_id", peerHandle.peerId, equalTo(ns.peerId));
 
-        collector.checkThat("role", role, equalTo(nsb.role));
+        collector.checkThat("role", WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER,
+                equalTo(nsb.role));
         collector.checkThat("client_id", clientId, equalTo(nsb.clientId));
         collector.checkThat("session_id", sessionId, equalTo(nsb.sessionId));
         collector.checkThat("peer_id", peerHandle.peerId, equalTo(nsb.peerId));
+        collector.checkThat("port", 0, equalTo(nsb.port));
+        collector.checkThat("transportProtocol", -1, equalTo(nsb.transportProtocol));
 
         // (4) request an encrypted (PMK) network specifier from the session
         ns = (WifiAwareNetworkSpecifier) publishSession.getValue().createNetworkSpecifierPmk(
                 peerHandle, pmk);
-        nsb =
-                (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
-                        .setDiscoverySession(
-                        publishSession.getValue()).setPeerHandle(peerHandle).setPmk(pmk).build();
+        nsb = (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                .setDiscoverySession(publishSession.getValue()).setPeerHandle(peerHandle)
+                .setPmk(pmk).setPort(port).setTransportProtocol(transportProtocol).build();
 
         // validate format
-        collector.checkThat("role", role, equalTo(ns.role));
+        collector.checkThat("role", WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER,
+                equalTo(ns.role));
         collector.checkThat("client_id", clientId, equalTo(ns.clientId));
         collector.checkThat("session_id", sessionId, equalTo(ns.sessionId));
         collector.checkThat("peer_id", peerHandle.peerId, equalTo(ns.peerId));
         collector.checkThat("pmk", pmk , equalTo(ns.pmk));
 
-        collector.checkThat("role", role, equalTo(nsb.role));
+        collector.checkThat("role", WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER,
+                equalTo(nsb.role));
         collector.checkThat("client_id", clientId, equalTo(nsb.clientId));
         collector.checkThat("session_id", sessionId, equalTo(nsb.sessionId));
         collector.checkThat("peer_id", peerHandle.peerId, equalTo(nsb.peerId));
         collector.checkThat("pmk", pmk , equalTo(nsb.pmk));
+        collector.checkThat("port", port, equalTo(nsb.port));
+        collector.checkThat("transportProtocol", transportProtocol, equalTo(nsb.transportProtocol));
 
         // (5) request an encrypted (Passphrase) network specifier from the session
-        ns = (WifiAwareNetworkSpecifier) publishSession.getValue().createNetworkSpecifierPassphrase(
-                peerHandle, passphrase);
+        ns =
+                (WifiAwareNetworkSpecifier) publishSession.getValue()
+                        .createNetworkSpecifierPassphrase(
+                        peerHandle, passphrase);
         nsb = (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
                 .setDiscoverySession(publishSession.getValue()).setPeerHandle(peerHandle)
-                .setPskPassphrase(passphrase).build();
+                .setPskPassphrase(passphrase).setPort(port).setTransportProtocol(transportProtocol)
+                .build();
 
         // validate format
-        collector.checkThat("role", role, equalTo(ns.role));
+        collector.checkThat("role", WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER,
+                equalTo(ns.role));
         collector.checkThat("client_id", clientId, equalTo(ns.clientId));
         collector.checkThat("session_id", sessionId, equalTo(ns.sessionId));
         collector.checkThat("peer_id", peerHandle.peerId, equalTo(ns.peerId));
         collector.checkThat("passphrase", passphrase, equalTo(ns.passphrase));
 
-        collector.checkThat("role", role, equalTo(nsb.role));
+        collector.checkThat("role", WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER,
+                equalTo(nsb.role));
         collector.checkThat("client_id", clientId, equalTo(nsb.clientId));
         collector.checkThat("session_id", sessionId, equalTo(nsb.sessionId));
         collector.checkThat("peer_id", peerHandle.peerId, equalTo(nsb.peerId));
         collector.checkThat("passphrase", passphrase, equalTo(nsb.passphrase));
+        collector.checkThat("port", port, equalTo(nsb.port));
+        collector.checkThat("transportProtocol", transportProtocol, equalTo(nsb.transportProtocol));
 
         verifyNoMoreInteractions(mockCallback, mockSessionCallback, mockAwareService,
                 mockPublishSession, mockRttListener);
@@ -1325,6 +1343,140 @@
         executeNetworkSpecifierDirect(null, false, null, PASSPHRASE_VALID, false);
     }
 
+    /**
+     * Validate that get an exception when creating a network specifier with an invalid port number
+     * (<=0).
+     */
+    @Test(expected = IllegalArgumentException.class)
+    public void testNetworkSpecifierBuilderInvalidPortNumber() throws Exception {
+        final PeerHandle peerHandle = new PeerHandle(123412);
+        final byte[] pmk = PMK_VALID;
+        final int port = 0;
+
+        DiscoverySession publishSession = executeSessionStartup(true);
+
+        WifiAwareNetworkSpecifier nsb =
+                (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                        .setDiscoverySession(publishSession).setPeerHandle(peerHandle)
+                        .setPmk(pmk).setPort(port).build();
+    }
+
+    /**
+     * Validate that get an exception when creating a network specifier with port information
+     * without also requesting a secure link.
+     */
+    @Test(expected = IllegalStateException.class)
+    public void testNetworkSpecifierBuilderInvalidPortOnInsecure() throws Exception {
+        final PeerHandle peerHandle = new PeerHandle(123412);
+        final int port = 5;
+
+        DiscoverySession publishSession = executeSessionStartup(true);
+
+        WifiAwareNetworkSpecifier nsb =
+                (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                        .setDiscoverySession(publishSession).setPeerHandle(peerHandle)
+                        .setPort(port).build();
+    }
+
+    /**
+     * Validate that get an exception when creating a network specifier with port information on
+     * a responder.
+     */
+    @Test(expected = IllegalStateException.class)
+    public void testNetworkSpecifierBuilderInvalidPortOnResponder() throws Exception {
+        final PeerHandle peerHandle = new PeerHandle(123412);
+        final int port = 5;
+
+        DiscoverySession subscribeSession = executeSessionStartup(false);
+
+        WifiAwareNetworkSpecifier nsb =
+                (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                        .setDiscoverySession(subscribeSession).setPeerHandle(peerHandle)
+                        .setPort(port).build();
+    }
+
+    /**
+     * Validate that get an exception when creating a network specifier with an invalid transport
+     * protocol number (not in [0, 255]).
+     */
+    @Test
+    public void testNetworkSpecifierBuilderInvalidTransportProtocolNumber() throws Exception {
+        final PeerHandle peerHandle = new PeerHandle(123412);
+        final byte[] pmk = PMK_VALID;
+        final int tpNegative = -1;
+        final int tpTooLarge = 256;
+        final int tpSmallest = 0;
+        final int tpLargest = 255;
+
+        DiscoverySession publishSession = executeSessionStartup(true);
+
+        try {
+            WifiAwareNetworkSpecifier nsb =
+                    (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                            .setDiscoverySession(publishSession).setPeerHandle(peerHandle)
+                            .setPmk(pmk).setTransportProtocol(tpNegative).build();
+            assertTrue("No exception on negative transport protocol!", false);
+        } catch (IllegalArgumentException e) {
+            // nop - exception is correct!
+        }
+        try {
+            WifiAwareNetworkSpecifier nsb =
+                    (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                            .setDiscoverySession(publishSession).setPeerHandle(peerHandle)
+                            .setPmk(pmk).setTransportProtocol(tpTooLarge).build();
+            assertTrue("No exception on >255 transport protocol!", false);
+        } catch (IllegalArgumentException e) {
+            // nop - exception is correct!
+        }
+        WifiAwareNetworkSpecifier nsb =
+                (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                        .setDiscoverySession(publishSession).setPeerHandle(peerHandle)
+                        .setPmk(pmk).setTransportProtocol(tpSmallest).build();
+        nsb =
+                (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                        .setDiscoverySession(
+                                publishSession).setPeerHandle(peerHandle).setPmk(
+                        pmk).setTransportProtocol(tpLargest).build();
+    }
+
+    /**
+     * Validate that get an exception when creating a network specifier with transport protocol
+     * information without also requesting a secure link.
+     */
+    @Test(expected = IllegalStateException.class)
+    public void testNetworkSpecifierBuilderInvalidTransportProtocolOnInsecure() throws Exception {
+        final PeerHandle peerHandle = new PeerHandle(123412);
+        final int transportProtocol = 5;
+
+        DiscoverySession publishSession = executeSessionStartup(true);
+
+        WifiAwareNetworkSpecifier nsb =
+                (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                        .setDiscoverySession(publishSession).setPeerHandle(peerHandle)
+                        .setTransportProtocol(transportProtocol).build();
+    }
+
+    /**
+     * Validate that get an exception when creating a network specifier with transport protocol
+     * information on a responder.
+     */
+    @Test(expected = IllegalStateException.class)
+    public void testNetworkSpecifierBuilderInvalidTransportProtocolOnResponder() throws Exception {
+        final PeerHandle peerHandle = new PeerHandle(123412);
+        final int transportProtocol = 5;
+
+        DiscoverySession subscribeSession = executeSessionStartup(false);
+
+        WifiAwareNetworkSpecifier nsb =
+                (WifiAwareNetworkSpecifier) new WifiAwareManager.NetworkSpecifierBuilder()
+                        .setDiscoverySession(subscribeSession).setPeerHandle(peerHandle)
+                        .setTransportProtocol(transportProtocol).build();
+    }
+
+    /*
+     * Utilities
+     */
+
     private void executeNetworkSpecifierDirect(byte[] someMac, boolean doPmk, byte[] pmk,
             String passphrase, boolean doInitiator) throws Exception {
         final int clientId = 134;
@@ -1356,7 +1508,83 @@
         }
     }
 
-    // WifiAwareNetworkInfo tests
+    private DiscoverySession executeSessionStartup(boolean isPublish) throws Exception {
+        final int clientId = 4565;
+        final int sessionId = 123;
+        final PeerHandle peerHandle = new PeerHandle(123412);
+        final int port = 5;
+        final ConfigRequest configRequest = new ConfigRequest.Builder().build();
+        final SubscribeConfig subscribeConfig = new SubscribeConfig.Builder().build();
+        final PublishConfig publishConfig = new PublishConfig.Builder().build();
+
+        ArgumentCaptor<WifiAwareSession> sessionCaptor = ArgumentCaptor.forClass(
+                WifiAwareSession.class);
+        ArgumentCaptor<IWifiAwareEventCallback> clientProxyCallback = ArgumentCaptor
+                .forClass(IWifiAwareEventCallback.class);
+        ArgumentCaptor<IWifiAwareDiscoverySessionCallback> sessionProxyCallback = ArgumentCaptor
+                .forClass(IWifiAwareDiscoverySessionCallback.class);
+        ArgumentCaptor<PublishDiscoverySession> publishSession = ArgumentCaptor
+                .forClass(PublishDiscoverySession.class);
+        ArgumentCaptor<SubscribeDiscoverySession> subscribeSession = ArgumentCaptor
+                .forClass(SubscribeDiscoverySession.class);
+
+
+        InOrder inOrder = inOrder(mockCallback, mockSessionCallback, mockAwareService,
+                mockPublishSession, mockRttListener);
+
+        // (1) connect successfully
+        mDut.attach(mMockLooperHandler, configRequest, mockCallback, null);
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                eq(configRequest), eq(false));
+        clientProxyCallback.getValue().onConnectSuccess(clientId);
+        mMockLooper.dispatchAll();
+        inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
+        WifiAwareSession session = sessionCaptor.getValue();
+
+        if (isPublish) {
+            // (2) publish successfully
+            session.publish(publishConfig, mockSessionCallback, mMockLooperHandler);
+            inOrder.verify(mockAwareService).publish(any(), eq(clientId), eq(publishConfig),
+                    sessionProxyCallback.capture());
+            sessionProxyCallback.getValue().onSessionStarted(sessionId);
+            mMockLooper.dispatchAll();
+            inOrder.verify(mockSessionCallback).onPublishStarted(publishSession.capture());
+            return publishSession.getValue();
+        } else {
+            // (2) subscribe successfully
+            session.subscribe(subscribeConfig, mockSessionCallback, mMockLooperHandler);
+            inOrder.verify(mockAwareService).subscribe(any(), eq(clientId), eq(subscribeConfig),
+                    sessionProxyCallback.capture());
+            sessionProxyCallback.getValue().onSessionStarted(sessionId);
+            mMockLooper.dispatchAll();
+            inOrder.verify(mockSessionCallback).onSubscribeStarted(subscribeSession.capture());
+            return subscribeSession.getValue();
+        }
+    }
+
+    // WifiAwareNetworkSpecifier && WifiAwareNetworkInfo tests
+
+    @Test
+    public void testWifiAwareNetworkSpecifierParcel() {
+        WifiAwareNetworkSpecifier ns = new WifiAwareNetworkSpecifier(NETWORK_SPECIFIER_TYPE_IB,
+                WifiAwareManager.WIFI_AWARE_DATA_PATH_ROLE_RESPONDER, 5, 568, 334,
+                HexEncoding.decode("000102030405".toCharArray(), false),
+                "01234567890123456789012345678901".getBytes(), "blah blah", 666, 4, 10001);
+
+        Parcel parcelW = Parcel.obtain();
+        ns.writeToParcel(parcelW, 0);
+        byte[] bytes = parcelW.marshall();
+        parcelW.recycle();
+
+        Parcel parcelR = Parcel.obtain();
+        parcelR.unmarshall(bytes, 0, bytes.length);
+        parcelR.setDataPosition(0);
+        WifiAwareNetworkSpecifier rereadNs =
+                WifiAwareNetworkSpecifier.CREATOR.createFromParcel(parcelR);
+
+        assertEquals(ns, rereadNs);
+        assertEquals(ns.hashCode(), rereadNs.hashCode());
+    }
 
     @Test
     public void testWifiAwareNetworkCapabilitiesParcel() throws UnknownHostException {
@@ -1364,9 +1592,11 @@
                 "11:22:33:44:55:66").getLinkLocalIpv6FromEui48Mac();
         // note: dummy scope = 5
         final Inet6Address inet6Scoped = Inet6Address.getByAddress(null, inet6.getAddress(), 5);
+        final int port = 5;
+        final int transportProtocol = 6;
 
         assertEquals(inet6Scoped.toString(), "/fe80::1322:33ff:fe44:5566%5");
-        WifiAwareNetworkInfo cap = new WifiAwareNetworkInfo(inet6Scoped);
+        WifiAwareNetworkInfo cap = new WifiAwareNetworkInfo(inet6Scoped, port, transportProtocol);
 
         Parcel parcelW = Parcel.obtain();
         cap.writeToParcel(parcelW, 0);
@@ -1380,6 +1610,7 @@
                 WifiAwareNetworkInfo.CREATOR.createFromParcel(parcelR);
 
         assertEquals(cap.getPeerIpv6Addr().toString(), "/fe80::1322:33ff:fe44:5566%5");
+        assertEquals(cap, rereadCap);
         assertEquals(cap.hashCode(), rereadCap.hashCode());
     }
 
diff --git a/wifi/tests/src/android/net/wifi/hotspot2/pps/CredentialTest.java b/wifi/tests/src/android/net/wifi/hotspot2/pps/CredentialTest.java
index a9d4b8f..1ecc3fe 100644
--- a/wifi/tests/src/android/net/wifi/hotspot2/pps/CredentialTest.java
+++ b/wifi/tests/src/android/net/wifi/hotspot2/pps/CredentialTest.java
@@ -16,6 +16,7 @@
 
 package android.net.wifi.hotspot2.pps;
 
+import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
@@ -44,17 +45,16 @@
      * @param userCred Instance of UserCredential
      * @param certCred Instance of CertificateCredential
      * @param simCred Instance of SimCredential
-     * @param caCert CA certificate
      * @param clientCertificateChain Chain of client certificates
      * @param clientPrivateKey Client private key
+     * @param caCerts CA certificates
      * @return {@link Credential}
      */
     private static Credential createCredential(Credential.UserCredential userCred,
-                                               Credential.CertificateCredential certCred,
-                                               Credential.SimCredential simCred,
-                                               X509Certificate caCert,
-                                               X509Certificate[] clientCertificateChain,
-                                               PrivateKey clientPrivateKey) {
+            Credential.CertificateCredential certCred,
+            Credential.SimCredential simCred,
+            X509Certificate[] clientCertificateChain, PrivateKey clientPrivateKey,
+            X509Certificate... caCerts) {
         Credential cred = new Credential();
         cred.setCreationTimeInMillis(123455L);
         cred.setExpirationTimeInMillis(2310093L);
@@ -63,7 +63,11 @@
         cred.setUserCredential(userCred);
         cred.setCertCredential(certCred);
         cred.setSimCredential(simCred);
-        cred.setCaCertificate(caCert);
+        if (caCerts != null && caCerts.length == 1) {
+            cred.setCaCertificate(caCerts[0]);
+        } else {
+            cred.setCaCertificates(caCerts);
+        }
         cred.setClientCertificateChain(clientCertificateChain);
         cred.setClientPrivateKey(clientPrivateKey);
         return cred;
@@ -80,8 +84,8 @@
         certCred.setCertType("x509v3");
         certCred.setCertSha256Fingerprint(
                 MessageDigest.getInstance("SHA-256").digest(FakeKeys.CLIENT_CERT.getEncoded()));
-        return createCredential(null, certCred, null, FakeKeys.CA_CERT0,
-                new X509Certificate[] {FakeKeys.CLIENT_CERT}, FakeKeys.RSA_KEY1);
+        return createCredential(null, certCred, null, new X509Certificate[] {FakeKeys.CLIENT_CERT},
+                FakeKeys.RSA_KEY1, FakeKeys.CA_CERT0, FakeKeys.CA_CERT1);
     }
 
     /**
@@ -93,7 +97,7 @@
         Credential.SimCredential simCred = new Credential.SimCredential();
         simCred.setImsi("1234*");
         simCred.setEapType(EAPConstants.EAP_SIM);
-        return createCredential(null, null, simCred, null, null, null);
+        return createCredential(null, null, simCred, null, null, (X509Certificate[]) null);
     }
 
     /**
@@ -110,7 +114,7 @@
         userCred.setSoftTokenApp("TestApp");
         userCred.setEapType(EAPConstants.EAP_TTLS);
         userCred.setNonEapInnerMethod("MS-CHAP");
-        return createCredential(userCred, null, null, FakeKeys.CA_CERT0, null, null);
+        return createCredential(userCred, null, null, null, null, FakeKeys.CA_CERT0);
     }
 
     private static void verifyParcel(Credential writeCred) {
@@ -120,6 +124,7 @@
         parcel.setDataPosition(0);    // Rewind data position back to the beginning for read.
         Credential readCred = Credential.CREATOR.createFromParcel(parcel);
         assertTrue(readCred.equals(writeCred));
+        assertEquals(writeCred.hashCode(), readCred.hashCode());
     }
 
     /**