Merge "Import translations. DO NOT MERGE"
diff --git a/Android.bp b/Android.bp
index 107d0ac..694bf26 100644
--- a/Android.bp
+++ b/Android.bp
@@ -707,6 +707,7 @@
 // specified on the build command line.
 java_library {
     name: "framework-oahl-backward-compatibility",
+    installable: true,
     srcs: [
         "core/java/android/content/pm/OrgApacheHttpLegacyUpdater.java",
     ],
diff --git a/apct-tests/perftests/core/src/android/text/BoringLayoutCreateDrawPerfTest.java b/apct-tests/perftests/core/src/android/text/BoringLayoutCreateDrawPerfTest.java
index 586c385..64f2800 100644
--- a/apct-tests/perftests/core/src/android/text/BoringLayoutCreateDrawPerfTest.java
+++ b/apct-tests/perftests/core/src/android/text/BoringLayoutCreateDrawPerfTest.java
@@ -46,7 +46,7 @@
     private static final float SPACING_ADD = 10f;
     private static final float SPACING_MULT = 1.5f;
 
-    @Parameterized.Parameters(name = "cached={3},{1}chars,{0}")
+    @Parameterized.Parameters(name = "cached {3} {1}chars {0}")
     public static Collection cases() {
         final List<Object[]> params = new ArrayList<>();
         for (int length : new int[]{128}) {
diff --git a/apct-tests/perftests/core/src/android/text/BoringLayoutIsBoringPerfTest.java b/apct-tests/perftests/core/src/android/text/BoringLayoutIsBoringPerfTest.java
index 9d11f29..194a88c 100644
--- a/apct-tests/perftests/core/src/android/text/BoringLayoutIsBoringPerfTest.java
+++ b/apct-tests/perftests/core/src/android/text/BoringLayoutIsBoringPerfTest.java
@@ -40,7 +40,7 @@
 
     private static final boolean[] BOOLEANS = new boolean[]{false, true};
 
-    @Parameterized.Parameters(name = "cached={4},{1}chars,{0}")
+    @Parameterized.Parameters(name = "cached {4} {1}chars {0}")
     public static Collection cases() {
         final List<Object[]> params = new ArrayList<>();
         for (int length : new int[]{128}) {
diff --git a/apct-tests/perftests/core/src/android/text/PaintMeasureDrawPerfTest.java b/apct-tests/perftests/core/src/android/text/PaintMeasureDrawPerfTest.java
index 6768798..ad5a34e 100644
--- a/apct-tests/perftests/core/src/android/text/PaintMeasureDrawPerfTest.java
+++ b/apct-tests/perftests/core/src/android/text/PaintMeasureDrawPerfTest.java
@@ -42,7 +42,7 @@
 
     private static final boolean[] BOOLEANS = new boolean[]{false, true};
 
-    @Parameterized.Parameters(name = "cached={1},{0}chars")
+    @Parameterized.Parameters(name = "cached {1} {0}chars")
     public static Collection cases() {
         final List<Object[]> params = new ArrayList<>();
         for (int length : new int[]{128}) {
diff --git a/apct-tests/perftests/core/src/android/text/StaticLayoutCreateDrawPerfTest.java b/apct-tests/perftests/core/src/android/text/StaticLayoutCreateDrawPerfTest.java
index bfdb758..deb2b0a 100644
--- a/apct-tests/perftests/core/src/android/text/StaticLayoutCreateDrawPerfTest.java
+++ b/apct-tests/perftests/core/src/android/text/StaticLayoutCreateDrawPerfTest.java
@@ -50,7 +50,7 @@
     @Rule
     public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter();
 
-    @Parameterized.Parameters(name = "cached={3},{1}chars,{0}")
+    @Parameterized.Parameters(name = "cached {3} {1}chars {0}")
     public static Collection cases() {
         final List<Object[]> params = new ArrayList<>();
         for (int length : new int[]{128}) {
diff --git a/apct-tests/perftests/core/src/android/text/TextViewSetTextMeasurePerfTest.java b/apct-tests/perftests/core/src/android/text/TextViewSetTextMeasurePerfTest.java
index ff2d57e..c2898fa 100644
--- a/apct-tests/perftests/core/src/android/text/TextViewSetTextMeasurePerfTest.java
+++ b/apct-tests/perftests/core/src/android/text/TextViewSetTextMeasurePerfTest.java
@@ -51,7 +51,7 @@
     @Rule
     public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter();
 
-    @Parameterized.Parameters(name = "cached={3},{1}chars,{0}")
+    @Parameterized.Parameters(name = "cached {3} {1}chars {0}")
     public static Collection cases() {
         final List<Object[]> params = new ArrayList<>();
         for (int length : new int[]{128}) {
diff --git a/api/current.txt b/api/current.txt
index dcc19e6..94ca868 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -44751,6 +44751,7 @@
   public class Linkify {
     ctor public Linkify();
     method public static final boolean addLinks(android.text.Spannable, int);
+    method public static final boolean addLinks(android.text.Spannable, int, android.text.util.Linkify.UrlSpanFactory);
     method public static final boolean addLinks(android.widget.TextView, int);
     method public static final void addLinks(android.widget.TextView, java.util.regex.Pattern, java.lang.String);
     method public static final void addLinks(android.widget.TextView, java.util.regex.Pattern, java.lang.String, android.text.util.Linkify.MatchFilter, android.text.util.Linkify.TransformFilter);
@@ -44758,6 +44759,7 @@
     method public static final boolean addLinks(android.text.Spannable, java.util.regex.Pattern, java.lang.String);
     method public static final boolean addLinks(android.text.Spannable, java.util.regex.Pattern, java.lang.String, android.text.util.Linkify.MatchFilter, android.text.util.Linkify.TransformFilter);
     method public static final boolean addLinks(android.text.Spannable, java.util.regex.Pattern, java.lang.String, java.lang.String[], android.text.util.Linkify.MatchFilter, android.text.util.Linkify.TransformFilter);
+    method public static final boolean addLinks(android.text.Spannable, java.util.regex.Pattern, java.lang.String, java.lang.String[], android.text.util.Linkify.MatchFilter, android.text.util.Linkify.TransformFilter, android.text.util.Linkify.UrlSpanFactory);
     field public static final int ALL = 15; // 0xf
     field public static final int EMAIL_ADDRESSES = 2; // 0x2
     field public static final deprecated int MAP_ADDRESSES = 8; // 0x8
@@ -44776,6 +44778,11 @@
     method public abstract java.lang.String transformUrl(java.util.regex.Matcher, java.lang.String);
   }
 
+  public static class Linkify.UrlSpanFactory {
+    ctor public Linkify.UrlSpanFactory();
+    method public android.text.style.URLSpan create(java.lang.String);
+  }
+
   public class Rfc822Token {
     ctor public Rfc822Token(java.lang.String, java.lang.String, java.lang.String);
     method public java.lang.String getAddress();
diff --git a/api/system-current.txt b/api/system-current.txt
index 049a9d2..7c0d958 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -4664,6 +4664,7 @@
     method public void writeToParcel(android.os.Parcel, int);
     field public static final android.os.Parcelable.Creator<android.service.notification.Adjustment> CREATOR;
     field public static final java.lang.String KEY_PEOPLE = "key_people";
+    field public static final java.lang.String KEY_SMART_ACTIONS = "key_smart_actions";
     field public static final java.lang.String KEY_SNOOZE_CRITERIA = "key_snooze_criteria";
     field public static final java.lang.String KEY_USER_SENTIMENT = "key_user_sentiment";
   }
diff --git a/api/test-current.txt b/api/test-current.txt
index e5061ed..b8acfdb 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -1043,6 +1043,7 @@
     method public void writeToParcel(android.os.Parcel, int);
     field public static final android.os.Parcelable.Creator<android.service.notification.Adjustment> CREATOR;
     field public static final java.lang.String KEY_PEOPLE = "key_people";
+    field public static final java.lang.String KEY_SMART_ACTIONS = "key_smart_actions";
     field public static final java.lang.String KEY_SNOOZE_CRITERIA = "key_snooze_criteria";
     field public static final java.lang.String KEY_USER_SENTIMENT = "key_user_sentiment";
   }
diff --git a/cmds/statsd/src/atoms.proto b/cmds/statsd/src/atoms.proto
index cdb72ab..e23676f 100644
--- a/cmds/statsd/src/atoms.proto
+++ b/cmds/statsd/src/atoms.proto
@@ -126,7 +126,7 @@
     }
 
     // Pulled events will start at field 10000.
-    // Next: 10022
+    // Next: 10023
     oneof pulled {
         WifiBytesTransfer wifi_bytes_transfer = 10000;
         WifiBytesTransferByFgBg wifi_bytes_transfer_by_fg_bg = 10001;
@@ -150,6 +150,7 @@
         RemainingBatteryCapacity remaining_battery_capacity = 10019;
         FullBatteryCapacity full_battery_capacity = 10020;
         Temperature temperature = 10021;
+        BinderCalls binder_calls = 10022;
     }
 
     // DO NOT USE field numbers above 100,000 in AOSP. Field numbers above
@@ -1975,3 +1976,39 @@
     // Temperature in tenths of a degree C.
     optional int32 temperature_dC = 3;
 }
+
+/**
+ * Pulls the statistics of calls to Binder.
+ *
+ * Binder stats are cumulative from boot unless somebody reset the data using
+ * > adb shell dumpsys binder_calls_stats --reset
+ */
+message BinderCalls {
+   // TODO(gaillard): figure out if binder call stats includes data from isolated uids, if a uid
+   // gets recycled and we have isolated uids, we might attribute the data incorrectly.
+   // TODO(gaillard): there is a high dimensions cardinality, figure out if we should drop the less
+   // commonly used APIs.
+   optional int32 uid = 1 [(is_uid) = true];
+   // Fully qualified class name of the API call.
+   optional string service_class_name = 2;
+   // Method name of the API call. It can also be a transaction code if we cannot resolve it to a
+   // name. See Binder#getTransactionName.
+   optional string service_method_name = 3;
+   // Total number of API calls.
+   optional int64 call_count = 4;
+   // Number of exceptions thrown by the API.
+   optional int64 exception_count = 5;
+   // Total latency of all API calls.
+   // Average can be computed using total_latency_micros / call_count.
+   optional int64 total_latency_micros = 6;
+   // Maximum latency of one API call.
+   optional int64 max_latency_micros = 7;
+   // Total CPU usage of all API calls.
+   optional int64 total_cpu_micros = 8;
+   // Maximum CPU usage of one API call.
+   optional int64 max_cpu_micros = 9;
+   // Maximum parcel reply size of one API call.
+   optional int64 max_reply_size_bytes = 10;
+   // Maximum parcel request size of one API call.
+   optional int64 max_request_size_bytes = 11;
+}
diff --git a/cmds/statsd/src/external/StatsPullerManager.cpp b/cmds/statsd/src/external/StatsPullerManager.cpp
index 06edff9e..160d6e8 100644
--- a/cmds/statsd/src/external/StatsPullerManager.cpp
+++ b/cmds/statsd/src/external/StatsPullerManager.cpp
@@ -171,7 +171,14 @@
           1 * NS_PER_SEC,
           new StatsCompanionServicePuller(android::util::PROCESS_MEMORY_STATE)}},
         // temperature
-        {android::util::TEMPERATURE, {{}, {}, 1, new ResourceThermalManagerPuller()}}};
+        {android::util::TEMPERATURE, {{}, {}, 1, new ResourceThermalManagerPuller()}},
+        // binder_calls
+        {android::util::BINDER_CALLS,
+         {{4, 5, 6, 8},
+          {2, 3, 7, 9, 10, 11},
+          1 * NS_PER_SEC,
+          new StatsCompanionServicePuller(android::util::BINDER_CALLS)}}
+        };
 
 StatsPullerManager::StatsPullerManager() : mNextPullTimeNs(NO_ALARM_UPDATE) {
 }
diff --git a/cmds/statsd/src/guardrail/StatsdStats.cpp b/cmds/statsd/src/guardrail/StatsdStats.cpp
index 038cb95..a955511 100644
--- a/cmds/statsd/src/guardrail/StatsdStats.cpp
+++ b/cmds/statsd/src/guardrail/StatsdStats.cpp
@@ -100,6 +100,7 @@
 const int FIELD_ID_UID_MAP_DELETED_APPS = 4;
 
 const std::map<int, std::pair<size_t, size_t>> StatsdStats::kAtomDimensionKeySizeLimitMap = {
+        {android::util::BINDER_CALLS, {6000, 10000}},
         {android::util::CPU_TIME_PER_UID_FREQ, {6000, 10000}},
 };
 
diff --git a/core/java/android/app/Application.java b/core/java/android/app/Application.java
index 4531f53..6a58d9b 100644
--- a/core/java/android/app/Application.java
+++ b/core/java/android/app/Application.java
@@ -17,6 +17,8 @@
 package android.app;
 
 import android.annotation.CallSuper;
+import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.content.ComponentCallbacks;
 import android.content.ComponentCallbacks2;
 import android.content.Context;
@@ -58,13 +60,13 @@
     public LoadedApk mLoadedApk;
 
     public interface ActivityLifecycleCallbacks {
-        void onActivityCreated(Activity activity, Bundle savedInstanceState);
-        void onActivityStarted(Activity activity);
-        void onActivityResumed(Activity activity);
-        void onActivityPaused(Activity activity);
-        void onActivityStopped(Activity activity);
-        void onActivitySaveInstanceState(Activity activity, Bundle outState);
-        void onActivityDestroyed(Activity activity);
+        void onActivityCreated(@NonNull Activity activity, @Nullable Bundle savedInstanceState);
+        void onActivityStarted(@NonNull Activity activity);
+        void onActivityResumed(@NonNull Activity activity);
+        void onActivityPaused(@NonNull Activity activity);
+        void onActivityStopped(@NonNull Activity activity);
+        void onActivitySaveInstanceState(@NonNull Activity activity, @NonNull Bundle outState);
+        void onActivityDestroyed(@NonNull Activity activity);
     }
 
     /**
@@ -213,7 +215,8 @@
         mLoadedApk = ContextImpl.getImpl(context).mPackageInfo;
     }
 
-    /* package */ void dispatchActivityCreated(Activity activity, Bundle savedInstanceState) {
+    /* package */ void dispatchActivityCreated(@NonNull Activity activity,
+            @Nullable Bundle savedInstanceState) {
         Object[] callbacks = collectActivityLifecycleCallbacks();
         if (callbacks != null) {
             for (int i=0; i<callbacks.length; i++) {
@@ -223,7 +226,7 @@
         }
     }
 
-    /* package */ void dispatchActivityStarted(Activity activity) {
+    /* package */ void dispatchActivityStarted(@NonNull Activity activity) {
         Object[] callbacks = collectActivityLifecycleCallbacks();
         if (callbacks != null) {
             for (int i=0; i<callbacks.length; i++) {
@@ -232,7 +235,7 @@
         }
     }
 
-    /* package */ void dispatchActivityResumed(Activity activity) {
+    /* package */ void dispatchActivityResumed(@NonNull Activity activity) {
         Object[] callbacks = collectActivityLifecycleCallbacks();
         if (callbacks != null) {
             for (int i=0; i<callbacks.length; i++) {
@@ -241,7 +244,7 @@
         }
     }
 
-    /* package */ void dispatchActivityPaused(Activity activity) {
+    /* package */ void dispatchActivityPaused(@NonNull Activity activity) {
         Object[] callbacks = collectActivityLifecycleCallbacks();
         if (callbacks != null) {
             for (int i=0; i<callbacks.length; i++) {
@@ -250,7 +253,7 @@
         }
     }
 
-    /* package */ void dispatchActivityStopped(Activity activity) {
+    /* package */ void dispatchActivityStopped(@NonNull Activity activity) {
         Object[] callbacks = collectActivityLifecycleCallbacks();
         if (callbacks != null) {
             for (int i=0; i<callbacks.length; i++) {
@@ -259,7 +262,8 @@
         }
     }
 
-    /* package */ void dispatchActivitySaveInstanceState(Activity activity, Bundle outState) {
+    /* package */ void dispatchActivitySaveInstanceState(@NonNull Activity activity,
+            @NonNull Bundle outState) {
         Object[] callbacks = collectActivityLifecycleCallbacks();
         if (callbacks != null) {
             for (int i=0; i<callbacks.length; i++) {
@@ -269,7 +273,7 @@
         }
     }
 
-    /* package */ void dispatchActivityDestroyed(Activity activity) {
+    /* package */ void dispatchActivityDestroyed(@NonNull Activity activity) {
         Object[] callbacks = collectActivityLifecycleCallbacks();
         if (callbacks != null) {
             for (int i=0; i<callbacks.length; i++) {
diff --git a/core/java/android/hardware/face/FaceManager.java b/core/java/android/hardware/face/FaceManager.java
index 0a66e91..3de9de3 100644
--- a/core/java/android/hardware/face/FaceManager.java
+++ b/core/java/android/hardware/face/FaceManager.java
@@ -836,10 +836,8 @@
          * {@link EnrollmentCallback#onEnrollmentError(int, CharSequence)}
          *
          * @param remaining The number of remaining steps
-         * @param vendorMsg Vendor feedback about the current enroll attempt. Use it to customize
-         *                  the GUI according to vendor's requirements.
          */
-        public void onEnrollmentProgress(int remaining, long vendorMsg) {
+        public void onEnrollmentProgress(int remaining) {
         }
     }
 
@@ -920,7 +918,7 @@
         public void handleMessage(android.os.Message msg) {
             switch (msg.what) {
                 case MSG_ENROLL_RESULT:
-                    sendEnrollResult((EnrollResultMsg) msg.obj);
+                    sendEnrollResult((Face) msg.obj, msg.arg1 /* remaining */);
                     break;
                 case MSG_ACQUIRED:
                     sendAcquiredResult((Long) msg.obj /* deviceId */, msg.arg1 /* acquire info */,
@@ -951,8 +949,6 @@
             Log.e(TAG, "Received MSG_REMOVED, but face is null");
             return;
         }
-
-
         mRemovalCallback.onRemovalSucceeded(face, remaining);
     }
 
@@ -972,11 +968,9 @@
         }
     }
 
-    private void sendEnrollResult(EnrollResultMsg faceWrapper) {
+    private void sendEnrollResult(Face face, int remaining) {
         if (mEnrollmentCallback != null) {
-            int remaining = faceWrapper.getRemaining();
-            long vendorMsg = faceWrapper.getVendorMsg();
-            mEnrollmentCallback.onEnrollmentProgress(remaining, vendorMsg);
+            mEnrollmentCallback.onEnrollmentProgress(remaining);
         }
     }
 
@@ -1010,28 +1004,4 @@
             mAuthenticationCallback.onAuthenticationHelp(clientInfo, msg);
         }
     }
-
-    private class EnrollResultMsg {
-        private final Face mFace;
-        private final int mRemaining;
-        private final long mVendorMsg;
-
-        EnrollResultMsg(Face face, int remaining, long vendorMsg) {
-            mFace = face;
-            mRemaining = remaining;
-            mVendorMsg = vendorMsg;
-        }
-
-        Face getFace() {
-            return mFace;
-        }
-
-        long getVendorMsg() {
-            return mVendorMsg;
-        }
-
-        int getRemaining() {
-            return mRemaining;
-        }
-    }
 }
diff --git a/core/java/android/service/notification/Adjustment.java b/core/java/android/service/notification/Adjustment.java
index 7348cf6..0d94af4 100644
--- a/core/java/android/service/notification/Adjustment.java
+++ b/core/java/android/service/notification/Adjustment.java
@@ -65,6 +65,12 @@
     public static final String KEY_USER_SENTIMENT = "key_user_sentiment";
 
     /**
+     * Data type: ArrayList of {@link android.app.Notification.Action}.
+     * Used to suggest extra actions for a notification.
+     */
+    public static final String KEY_SMART_ACTIONS = "key_smart_actions";
+
+    /**
      * Create a notification adjustment.
      *
      * @param pkg The package of the notification.
diff --git a/core/java/android/service/notification/NotificationListenerService.java b/core/java/android/service/notification/NotificationListenerService.java
index a7d70d0..09425a9 100644
--- a/core/java/android/service/notification/NotificationListenerService.java
+++ b/core/java/android/service/notification/NotificationListenerService.java
@@ -1426,6 +1426,7 @@
         private boolean mShowBadge;
         private @UserSentiment int mUserSentiment = USER_SENTIMENT_NEUTRAL;
         private boolean mHidden;
+        private ArrayList<Notification.Action> mSmartActions;
 
         public Ranking() {}
 
@@ -1556,6 +1557,13 @@
         }
 
         /**
+         * @hide
+         */
+        public List<Notification.Action> getSmartActions() {
+            return mSmartActions;
+        }
+
+        /**
          * Returns whether this notification can be displayed as a badge.
          *
          * @return true if the notification can be displayed as a badge, false otherwise.
@@ -1583,7 +1591,7 @@
                 CharSequence explanation, String overrideGroupKey,
                 NotificationChannel channel, ArrayList<String> overridePeople,
                 ArrayList<SnoozeCriterion> snoozeCriteria, boolean showBadge,
-                int userSentiment, boolean hidden) {
+                int userSentiment, boolean hidden, ArrayList<Notification.Action> smartActions) {
             mKey = key;
             mRank = rank;
             mIsAmbient = importance < NotificationManager.IMPORTANCE_LOW;
@@ -1599,6 +1607,7 @@
             mShowBadge = showBadge;
             mUserSentiment = userSentiment;
             mHidden = hidden;
+            mSmartActions = smartActions;
         }
 
         /**
@@ -1648,6 +1657,7 @@
         private ArrayMap<String, Boolean> mShowBadge;
         private ArrayMap<String, Integer> mUserSentiment;
         private ArrayMap<String, Boolean> mHidden;
+        private ArrayMap<String, ArrayList<Notification.Action>> mSmartActions;
 
         private RankingMap(NotificationRankingUpdate rankingUpdate) {
             mRankingUpdate = rankingUpdate;
@@ -1676,7 +1686,7 @@
                     getVisibilityOverride(key), getSuppressedVisualEffects(key),
                     getImportance(key), getImportanceExplanation(key), getOverrideGroupKey(key),
                     getChannel(key), getOverridePeople(key), getSnoozeCriteria(key),
-                    getShowBadge(key), getUserSentiment(key), getHidden(key));
+                    getShowBadge(key), getUserSentiment(key), getHidden(key), getSmartActions(key));
             return rank >= 0;
         }
 
@@ -1814,6 +1824,15 @@
             return hidden == null ? false : hidden.booleanValue();
         }
 
+        private ArrayList<Notification.Action> getSmartActions(String key) {
+            synchronized (this) {
+                if (mSmartActions == null) {
+                    buildSmartActions();
+                }
+            }
+            return mSmartActions.get(key);
+        }
+
         // Locked by 'this'
         private void buildRanksLocked() {
             String[] orderedKeys = mRankingUpdate.getOrderedKeys();
@@ -1931,6 +1950,15 @@
             }
         }
 
+        // Locked by 'this'
+        private void buildSmartActions() {
+            Bundle smartActions = mRankingUpdate.getSmartActions();
+            mSmartActions = new ArrayMap<>(smartActions.size());
+            for (String key : smartActions.keySet()) {
+                mSmartActions.put(key, smartActions.getParcelableArrayList(key));
+            }
+        }
+
         // ----------- Parcelable
 
         @Override
diff --git a/core/java/android/service/notification/NotificationRankingUpdate.java b/core/java/android/service/notification/NotificationRankingUpdate.java
index 00c47ec..bed22149 100644
--- a/core/java/android/service/notification/NotificationRankingUpdate.java
+++ b/core/java/android/service/notification/NotificationRankingUpdate.java
@@ -37,12 +37,13 @@
     private final Bundle mShowBadge;
     private final Bundle mUserSentiment;
     private final Bundle mHidden;
+    private final Bundle mSmartActions;
 
     public NotificationRankingUpdate(String[] keys, String[] interceptedKeys,
             Bundle visibilityOverrides, Bundle suppressedVisualEffects,
             int[] importance, Bundle explanation, Bundle overrideGroupKeys,
             Bundle channels, Bundle overridePeople, Bundle snoozeCriteria,
-            Bundle showBadge, Bundle userSentiment, Bundle hidden) {
+            Bundle showBadge, Bundle userSentiment, Bundle hidden, Bundle smartActions) {
         mKeys = keys;
         mInterceptedKeys = interceptedKeys;
         mVisibilityOverrides = visibilityOverrides;
@@ -56,6 +57,7 @@
         mShowBadge = showBadge;
         mUserSentiment = userSentiment;
         mHidden = hidden;
+        mSmartActions = smartActions;
     }
 
     public NotificationRankingUpdate(Parcel in) {
@@ -73,6 +75,7 @@
         mShowBadge = in.readBundle();
         mUserSentiment = in.readBundle();
         mHidden = in.readBundle();
+        mSmartActions = in.readBundle();
     }
 
     @Override
@@ -95,6 +98,7 @@
         out.writeBundle(mShowBadge);
         out.writeBundle(mUserSentiment);
         out.writeBundle(mHidden);
+        out.writeBundle(mSmartActions);
     }
 
     public static final Parcelable.Creator<NotificationRankingUpdate> CREATOR
@@ -159,4 +163,8 @@
     public Bundle getHidden() {
         return mHidden;
     }
+
+    public Bundle getSmartActions() {
+        return mSmartActions;
+    }
 }
diff --git a/core/java/android/text/util/Linkify.java b/core/java/android/text/util/Linkify.java
index f3d39de..08cbbe6 100644
--- a/core/java/android/text/util/Linkify.java
+++ b/core/java/android/text/util/Linkify.java
@@ -35,6 +35,7 @@
 import com.android.i18n.phonenumbers.PhoneNumberMatch;
 import com.android.i18n.phonenumbers.PhoneNumberUtil;
 import com.android.i18n.phonenumbers.PhoneNumberUtil.Leniency;
+import com.android.internal.annotations.GuardedBy;
 
 import libcore.util.EmptyArray;
 
@@ -63,6 +64,10 @@
  *  does not have a URL scheme prefix, the supplied scheme will be prepended to
  *  create <code>http://example.com</code> when the clickable URL link is
  *  created.
+ *
+ * @see MatchFilter
+ * @see TransformFilter
+ * @see UrlSpanFactory
  */
 
 public class Linkify {
@@ -218,6 +223,44 @@
     }
 
     /**
+     * Factory class to create {@link URLSpan}s. While adding spans to a {@link Spannable},
+     * {@link Linkify} will call {@link UrlSpanFactory#create(String)} function to create a
+     * {@link URLSpan}.
+     *
+     * @see #addLinks(Spannable, int, UrlSpanFactory)
+     * @see #addLinks(Spannable, Pattern, String, String[], MatchFilter, TransformFilter,
+     * UrlSpanFactory)
+     */
+    public static class UrlSpanFactory {
+        private static final Object sInstanceLock = new Object();
+
+        @GuardedBy("sInstanceLock")
+        private static volatile UrlSpanFactory sInstance = null;
+
+        private static synchronized UrlSpanFactory getInstance() {
+            if (sInstance == null) {
+                synchronized (sInstanceLock) {
+                    if (sInstance == null) {
+                        sInstance = new UrlSpanFactory();
+                    }
+                }
+            }
+            return sInstance;
+        }
+
+        /**
+         * Factory function that will called by {@link Linkify} in order to create a
+         * {@link URLSpan}.
+         *
+         * @param url URL found
+         * @return a URLSpan instance
+         */
+        public URLSpan create(final String url) {
+            return new URLSpan(url);
+        }
+    }
+
+    /**
      *  Scans the text of the provided Spannable and turns all occurrences
      *  of the link types indicated in the mask into clickable links.
      *  If the mask is nonzero, it also removes any existing URLSpans
@@ -228,24 +271,55 @@
      *  @param mask Mask to define which kinds of links will be searched.
      *
      *  @return True if at least one link is found and applied.
+     *
+     * @see #addLinks(Spannable, int, UrlSpanFactory)
      */
     public static final boolean addLinks(@NonNull Spannable text, @LinkifyMask int mask) {
-        return addLinks(text, mask, null);
+        return addLinks(text, mask, null, null);
     }
 
+    /**
+     *  Scans the text of the provided Spannable and turns all occurrences
+     *  of the link types indicated in the mask into clickable links.
+     *  If the mask is nonzero, it also removes any existing URLSpans
+     *  attached to the Spannable, to avoid problems if you call it
+     *  repeatedly on the same text.
+     *
+     *  @param text Spannable whose text is to be marked-up with links
+     *  @param mask mask to define which kinds of links will be searched
+     *  @param urlSpanFactory factory class used to create {@link URLSpan}s
+     *  @return True if at least one link is found and applied.
+     */
+    public static final boolean addLinks(@NonNull Spannable text, @LinkifyMask int mask,
+            @Nullable UrlSpanFactory urlSpanFactory) {
+        return addLinks(text, mask, null, urlSpanFactory);
+    }
+
+    /**
+     *  Scans the text of the provided Spannable and turns all occurrences of the link types
+     *  indicated in the mask into clickable links. If the mask is nonzero, it also removes any
+     *  existing URLSpans attached to the Spannable, to avoid problems if you call it repeatedly
+     *  on the same text.
+     *
+     * @param text Spannable whose text is to be marked-up with links
+     * @param mask mask to define which kinds of links will be searched
+     * @param context Context to be used while identifying phone numbers
+     * @param urlSpanFactory factory class used to create {@link URLSpan}s
+     * @return true if at least one link is found and applied.
+     */
     private static boolean addLinks(@NonNull Spannable text, @LinkifyMask int mask,
-            @Nullable Context context) {
+            @Nullable Context context, @Nullable UrlSpanFactory urlSpanFactory) {
         if (mask == 0) {
             return false;
         }
 
-        URLSpan[] old = text.getSpans(0, text.length(), URLSpan.class);
+        final URLSpan[] old = text.getSpans(0, text.length(), URLSpan.class);
 
         for (int i = old.length - 1; i >= 0; i--) {
             text.removeSpan(old[i]);
         }
 
-        ArrayList<LinkSpec> links = new ArrayList<LinkSpec>();
+        final ArrayList<LinkSpec> links = new ArrayList<LinkSpec>();
 
         if ((mask & WEB_URLS) != 0) {
             gatherLinks(links, text, Patterns.AUTOLINK_WEB_URL,
@@ -274,7 +348,7 @@
         }
 
         for (LinkSpec link: links) {
-            applyLink(link.url, link.start, link.end, text);
+            applyLink(link.url, link.start, link.end, text, urlSpanFactory);
         }
 
         return true;
@@ -290,6 +364,8 @@
      *  @param mask Mask to define which kinds of links will be searched.
      *
      *  @return True if at least one link is found and applied.
+     *
+     *  @see #addLinks(Spannable, int, UrlSpanFactory)
      */
     public static final boolean addLinks(@NonNull TextView text, @LinkifyMask int mask) {
         if (mask == 0) {
@@ -299,7 +375,7 @@
         final Context context = text.getContext();
         final CharSequence t = text.getText();
         if (t instanceof Spannable) {
-            if (addLinks((Spannable) t, mask, context)) {
+            if (addLinks((Spannable) t, mask, context, null)) {
                 addLinkMovementMethod(text);
                 return true;
             }
@@ -308,7 +384,7 @@
         } else {
             SpannableString s = SpannableString.valueOf(t);
 
-            if (addLinks(s, mask, context)) {
+            if (addLinks(s, mask, context, null)) {
                 addLinkMovementMethod(text);
                 text.setText(s);
 
@@ -403,6 +479,8 @@
      *  @param pattern      Regex pattern to be used for finding links
      *  @param scheme       URL scheme string (eg <code>http://</code>) to be
      *                      prepended to the links that do not start with this scheme.
+     * @see #addLinks(Spannable, Pattern, String, String[], MatchFilter, TransformFilter,
+     * UrlSpanFactory)
      */
     public static final boolean addLinks(@NonNull Spannable text, @NonNull Pattern pattern,
             @Nullable String scheme) {
@@ -423,6 +501,8 @@
      * @param transformFilter Filter to allow the client code to update the link found.
      *
      * @return True if at least one link is found and applied.
+     * @see #addLinks(Spannable, Pattern, String, String[], MatchFilter, TransformFilter,
+     * UrlSpanFactory)
      */
     public static final boolean addLinks(@NonNull Spannable spannable, @NonNull Pattern pattern,
             @Nullable String scheme, @Nullable MatchFilter matchFilter,
@@ -446,10 +526,39 @@
      * @param transformFilter Filter to allow the client code to update the link found.
      *
      * @return True if at least one link is found and applied.
+     *
+     * @see #addLinks(Spannable, Pattern, String, String[], MatchFilter, TransformFilter,
+     * UrlSpanFactory)
      */
     public static final boolean addLinks(@NonNull Spannable spannable, @NonNull Pattern pattern,
-            @Nullable  String defaultScheme, @Nullable String[] schemes,
+            @Nullable String defaultScheme, @Nullable String[] schemes,
             @Nullable MatchFilter matchFilter, @Nullable TransformFilter transformFilter) {
+        return addLinks(spannable, pattern, defaultScheme, schemes, matchFilter, transformFilter,
+                null);
+    }
+
+    /**
+     * Applies a regex to a Spannable turning the matches into links.
+     *
+     * @param spannable       spannable whose text is to be marked-up with links.
+     * @param pattern         regex pattern to be used for finding links.
+     * @param defaultScheme   the default scheme to be prepended to links if the link does not
+     *                        start with one of the <code>schemes</code> given.
+     * @param schemes         array of schemes (eg <code>http://</code>) to check if the link found
+     *                        contains a scheme. Passing a null or empty value means prepend
+     *                        defaultScheme
+     *                        to all links.
+     * @param matchFilter     the filter that is used to allow the client code additional control
+     *                        over which pattern matches are to be converted into links.
+     * @param transformFilter filter to allow the client code to update the link found.
+     * @param urlSpanFactory  factory class used to create {@link URLSpan}s
+     *
+     * @return True if at least one link is found and applied.
+     */
+    public static final boolean addLinks(@NonNull Spannable spannable, @NonNull Pattern pattern,
+            @Nullable String defaultScheme, @Nullable String[] schemes,
+            @Nullable MatchFilter matchFilter, @Nullable TransformFilter transformFilter,
+            @Nullable UrlSpanFactory urlSpanFactory) {
         final String[] schemesCopy;
         if (defaultScheme == null) defaultScheme = "";
         if (schemes == null || schemes.length < 1) {
@@ -478,7 +587,7 @@
             if (allowed) {
                 String url = makeUrl(m.group(0), schemesCopy, m, transformFilter);
 
-                applyLink(url, start, end, spannable);
+                applyLink(url, start, end, spannable, urlSpanFactory);
                 hasMatches = true;
             }
         }
@@ -486,9 +595,12 @@
         return hasMatches;
     }
 
-    private static final void applyLink(String url, int start, int end, Spannable text) {
-        URLSpan span = new URLSpan(url);
-
+    private static void applyLink(String url, int start, int end, Spannable text,
+            @Nullable UrlSpanFactory urlSpanFactory) {
+        if (urlSpanFactory == null) {
+            urlSpanFactory = UrlSpanFactory.getInstance();
+        }
+        final URLSpan span = urlSpanFactory.create(url);
         text.setSpan(span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
     }
 
diff --git a/core/java/android/view/autofill/AutofillManager.java b/core/java/android/view/autofill/AutofillManager.java
index 8f28102..d8e66e6 100644
--- a/core/java/android/view/autofill/AutofillManager.java
+++ b/core/java/android/view/autofill/AutofillManager.java
@@ -1923,7 +1923,7 @@
                         mFillableIds.add(id);
                     }
                     if (sVerbose) {
-                        Log.v(TAG, "setTrackedViews(): fillableIds=" + fillableIds
+                        Log.v(TAG, "setTrackedViews(): fillableIds=" + Arrays.toString(fillableIds)
                                 + ", mFillableIds" + mFillableIds);
                     }
                 }
diff --git a/core/java/com/android/internal/os/BinderCallsStats.java b/core/java/com/android/internal/os/BinderCallsStats.java
index 6177923..f87c081 100644
--- a/core/java/com/android/internal/os/BinderCallsStats.java
+++ b/core/java/com/android/internal/os/BinderCallsStats.java
@@ -24,6 +24,7 @@
 import android.util.ArrayMap;
 import android.util.Log;
 import android.util.Pair;
+import android.util.Slog;
 import android.util.SparseArray;
 
 import com.android.internal.annotations.GuardedBy;
@@ -212,6 +213,39 @@
         }
     }
 
+    public ArrayList<ExportedCallStat> getExportedCallStats() {
+        // We do not collect all the data if detailed tracking is off.
+        if (!mDetailedTracking) {
+          return new ArrayList<ExportedCallStat>();
+        }
+
+        ArrayList<ExportedCallStat> resultCallStats = new ArrayList<>();
+        synchronized (mLock) {
+            int uidEntriesSize = mUidEntries.size();
+            for (int entryIdx = 0; entryIdx < uidEntriesSize; entryIdx++){
+                UidEntry entry = mUidEntries.valueAt(entryIdx);
+                for (CallStat stat : entry.getCallStatsList()) {
+                    ExportedCallStat exported = new ExportedCallStat();
+                    exported.uid = entry.uid;
+                    exported.className = stat.className;
+                    exported.methodName = stat.methodName == null
+                        ? String.valueOf(stat.msg) : stat.methodName;
+                    exported.cpuTimeMicros = stat.cpuTimeMicros;
+                    exported.maxCpuTimeMicros = stat.maxCpuTimeMicros;
+                    exported.latencyMicros = stat.latencyMicros;
+                    exported.maxLatencyMicros = stat.maxLatencyMicros;
+                    exported.callCount = stat.callCount;
+                    exported.maxRequestSizeBytes = stat.maxRequestSizeBytes;
+                    exported.maxReplySizeBytes = stat.maxReplySizeBytes;
+                    exported.exceptionCount = stat.exceptionCount;
+                    resultCallStats.add(exported);
+                }
+            }
+        }
+
+        return resultCallStats;
+    }
+
     public void dump(PrintWriter pw, Map<Integer,String> appIdToPkgNameMap, boolean verbose) {
         synchronized (mLock) {
             dumpLocked(pw, appIdToPkgNameMap, verbose);
@@ -372,6 +406,23 @@
         }
     }
 
+    /**
+     * Aggregated data by uid/class/method to be sent through WestWorld.
+     */
+    public static class ExportedCallStat {
+        public int uid;
+        public String className;
+        public String methodName;
+        public long cpuTimeMicros;
+        public long maxCpuTimeMicros;
+        public long latencyMicros;
+        public long maxLatencyMicros;
+        public long callCount;
+        public long maxRequestSizeBytes;
+        public long maxReplySizeBytes;
+        public long exceptionCount;
+    }
+
     @VisibleForTesting
     public static class CallStat {
         public String className;
diff --git a/core/jni/Android.bp b/core/jni/Android.bp
index d4903d8..94ee021 100644
--- a/core/jni/Android.bp
+++ b/core/jni/Android.bp
@@ -126,7 +126,6 @@
         "android/graphics/Camera.cpp",
         "android/graphics/CanvasProperty.cpp",
         "android/graphics/ColorFilter.cpp",
-        "android/graphics/DrawFilter.cpp",
         "android/graphics/FontFamily.cpp",
         "android/graphics/FontUtils.cpp",
         "android/graphics/CreateJavaOutputStreamAdaptor.cpp",
@@ -143,6 +142,7 @@
         "android/graphics/NinePatch.cpp",
         "android/graphics/NinePatchPeeker.cpp",
         "android/graphics/Paint.cpp",
+        "android/graphics/PaintFilter.cpp",
         "android/graphics/Path.cpp",
         "android/graphics/PathMeasure.cpp",
         "android/graphics/PathEffect.cpp",
diff --git a/core/jni/android/graphics/DrawFilter.cpp b/core/jni/android/graphics/PaintFilter.cpp
similarity index 65%
rename from core/jni/android/graphics/DrawFilter.cpp
rename to core/jni/android/graphics/PaintFilter.cpp
index c1dc0dd..182b22b 100644
--- a/core/jni/android/graphics/DrawFilter.cpp
+++ b/core/jni/android/graphics/PaintFilter.cpp
@@ -15,36 +15,43 @@
 ** limitations under the License.
 */
 
-// This file was generated from the C++ include file: SkColorFilter.h
-// Any changes made to this file will be discarded by the build.
-// To change this file, either edit the include, or device/tools/gluemaker/main.cpp, 
-// or one of the auxilary file specifications in device/tools/gluemaker.
-
 #include "jni.h"
 #include "GraphicsJNI.h"
 #include <android_runtime/AndroidRuntime.h>
 
 #include "core_jni_helpers.h"
 
-#include "SkDrawFilter.h"
-#include "SkPaintFlagsDrawFilter.h"
+#include "hwui/PaintFilter.h"
 #include "SkPaint.h"
 
 namespace android {
 
-// Custom version of SkPaintFlagsDrawFilter that also calls setFilterQuality.
-class CompatFlagsDrawFilter : public SkPaintFlagsDrawFilter {
+class PaintFlagsFilter : public PaintFilter {
 public:
-    CompatFlagsDrawFilter(uint32_t clearFlags, uint32_t setFlags,
-            SkFilterQuality desiredQuality)
-    : SkPaintFlagsDrawFilter(clearFlags, setFlags)
+    PaintFlagsFilter(uint32_t clearFlags, uint32_t setFlags) {
+        fClearFlags = static_cast<uint16_t>(clearFlags & SkPaint::kAllFlags);
+        fSetFlags = static_cast<uint16_t>(setFlags & SkPaint::kAllFlags);
+    }
+    void filter(SkPaint* paint) override {
+        paint->setFlags((paint->getFlags() & ~fClearFlags) | fSetFlags);
+    }
+
+private:
+    uint16_t fClearFlags;
+    uint16_t fSetFlags;
+};
+
+// Custom version of PaintFlagsDrawFilter that also calls setFilterQuality.
+class CompatPaintFlagsFilter : public PaintFlagsFilter {
+public:
+    CompatPaintFlagsFilter(uint32_t clearFlags, uint32_t setFlags, SkFilterQuality desiredQuality)
+    : PaintFlagsFilter(clearFlags, setFlags)
     , fDesiredQuality(desiredQuality) {
     }
 
-    virtual bool filter(SkPaint* paint, Type type) {
-        SkPaintFlagsDrawFilter::filter(paint, type);
+    virtual void filter(SkPaint* paint) {
+        PaintFlagsFilter::filter(paint);
         paint->setFilterQuality(fDesiredQuality);
-        return true;
     }
 
 private:
@@ -61,16 +68,16 @@
     return result;
 }
 
-class SkDrawFilterGlue {
+class PaintFilterGlue {
 public:
 
     static void finalizer(JNIEnv* env, jobject clazz, jlong objHandle) {
-        SkDrawFilter* obj = reinterpret_cast<SkDrawFilter*>(objHandle);
+        PaintFilter* obj = reinterpret_cast<PaintFilter*>(objHandle);
         SkSafeUnref(obj);
     }
 
-    static jlong CreatePaintFlagsDF(JNIEnv* env, jobject clazz,
-                                    jint clearFlags, jint setFlags) {
+    static jlong CreatePaintFlagsFilter(JNIEnv* env, jobject clazz,
+                                        jint clearFlags, jint setFlags) {
         if (clearFlags | setFlags) {
             // Mask both groups of flags to remove FILTER_BITMAP_FLAG, which no
             // longer has a Skia equivalent flag (instead it corresponds to
@@ -79,16 +86,16 @@
             const bool turnFilteringOn = hadFiltering(setFlags);
             const bool turnFilteringOff = hadFiltering(clearFlags);
 
-            SkDrawFilter* filter;
+            PaintFilter* filter;
             if (turnFilteringOn) {
                 // Turning filtering on overrides turning it off.
-                filter = new CompatFlagsDrawFilter(clearFlags, setFlags,
+                filter = new CompatPaintFlagsFilter(clearFlags, setFlags,
                         kLow_SkFilterQuality);
             } else if (turnFilteringOff) {
-                filter = new CompatFlagsDrawFilter(clearFlags, setFlags,
+                filter = new CompatPaintFlagsFilter(clearFlags, setFlags,
                         kNone_SkFilterQuality);
             } else {
-                filter = new SkPaintFlagsDrawFilter(clearFlags, setFlags);
+                filter = new PaintFlagsFilter(clearFlags, setFlags);
             }
             return reinterpret_cast<jlong>(filter);
         } else {
@@ -98,11 +105,11 @@
 };
 
 static const JNINativeMethod drawfilter_methods[] = {
-    {"nativeDestructor", "(J)V", (void*) SkDrawFilterGlue::finalizer}
+    {"nativeDestructor", "(J)V", (void*) PaintFilterGlue::finalizer}
 };
 
 static const JNINativeMethod paintflags_methods[] = {
-    {"nativeConstructor","(II)J", (void*) SkDrawFilterGlue::CreatePaintFlagsDF}
+    {"nativeConstructor","(II)J", (void*) PaintFilterGlue::CreatePaintFlagsFilter}
 };
 
 int register_android_graphics_DrawFilter(JNIEnv* env) {
@@ -110,7 +117,7 @@
                                       NELEM(drawfilter_methods));
     result |= RegisterMethodsOrDie(env, "android/graphics/PaintFlagsDrawFilter", paintflags_methods,
                                    NELEM(paintflags_methods));
-    
+
     return 0;
 }
 
diff --git a/core/jni/android_graphics_Canvas.cpp b/core/jni/android_graphics_Canvas.cpp
index 484b33f..3b024b4 100644
--- a/core/jni/android_graphics_Canvas.cpp
+++ b/core/jni/android_graphics_Canvas.cpp
@@ -22,13 +22,13 @@
 #include <androidfw/ResourceTypes.h>
 #include <hwui/Canvas.h>
 #include <hwui/Paint.h>
+#include <hwui/PaintFilter.h>
 #include <hwui/Typeface.h>
 #include <minikin/Layout.h>
 #include <nativehelper/ScopedPrimitiveArray.h>
 #include <nativehelper/ScopedStringChars.h>
 
 #include "Bitmap.h"
-#include "SkDrawFilter.h"
 #include "SkGraphics.h"
 #include "SkRegion.h"
 #include "SkVertices.h"
@@ -582,8 +582,9 @@
     env->ReleaseStringChars(text, jchars);
 }
 
-static void setDrawFilter(jlong canvasHandle, jlong filterHandle) {
-    get_canvas(canvasHandle)->setDrawFilter(reinterpret_cast<SkDrawFilter*>(filterHandle));
+static void setPaintFilter(jlong canvasHandle, jlong filterHandle) {
+    PaintFilter* paintFilter = reinterpret_cast<PaintFilter*>(filterHandle);
+    get_canvas(canvasHandle)->setPaintFilter(sk_ref_sp(paintFilter));
 }
 
 static void freeCaches(JNIEnv* env, jobject) {
@@ -633,7 +634,7 @@
     {"nQuickReject","(JFFFF)Z", (void*)CanvasJNI::quickRejectRect},
     {"nClipRect","(JFFFFI)Z", (void*) CanvasJNI::clipRect},
     {"nClipPath","(JJI)Z", (void*) CanvasJNI::clipPath},
-    {"nSetDrawFilter", "(JJ)V", (void*) CanvasJNI::setDrawFilter},
+    {"nSetDrawFilter", "(JJ)V", (void*) CanvasJNI::setPaintFilter},
 };
 
 // If called from Canvas these are regular JNI
diff --git a/core/res/res/values-land/dimens_package_installer.xml b/core/res/res/values-land/dimens_package_installer.xml
new file mode 100644
index 0000000..72f4ec2
--- /dev/null
+++ b/core/res/res/values-land/dimens_package_installer.xml
@@ -0,0 +1,22 @@
+<?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.
+  -->
+
+<!-- Landscape dimensions for the permission grant dialog. -->
+<resources>
+    <!-- 37:20 == 65% width -->
+    <dimen name="permissionGrantDialogWidth">37</dimen>
+</resources>
diff --git a/core/res/res/values-port/dimens_package_installer.xml b/core/res/res/values-port/dimens_package_installer.xml
new file mode 100644
index 0000000..67cafe7
--- /dev/null
+++ b/core/res/res/values-port/dimens_package_installer.xml
@@ -0,0 +1,22 @@
+<?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.
+  -->
+
+<!-- portrait dimensions for the permission grant dialog. -->
+<resources>
+    <!-- 380:20 == 95% width -->
+    <dimen name="permissionGrantDialogWidth">380</dimen>
+</resources>
diff --git a/core/res/res/values/styles_package_installer.xml b/core/res/res/values/styles_package_installer.xml
new file mode 100644
index 0000000..8bfcc8d
--- /dev/null
+++ b/core/res/res/values/styles_package_installer.xml
@@ -0,0 +1,97 @@
+<?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.
+  -->
+
+<!-- styles for the permission grant dialog. -->
+<resources>
+    <style name="PermissionGrantDialog">
+        <item name="background">?attr/windowBackground</item>
+        <item name="elevation">?attr/windowElevation</item>
+        <item name="layout_weight">@dimen/permissionGrantDialogWidth</item>
+    </style>
+
+    <style name="PermissionGrantTitleIcon">
+        <item name="layout_width">36dp</item>
+        <item name="layout_height">36dp</item>
+        <item name="tint">?attr/colorAccent</item>
+        <item name="scaleType">fitCenter</item>
+    </style>
+
+    <style name="PermissionGrantTitleMessage"
+           parent="@style/TextAppearance.DeviceDefault">
+        <item name="paddingStart">22dp</item>
+        <item name="textSize">20sp</item>
+        <item name="textColor">?attr/textColorPrimary</item>
+    </style>
+
+    <style name="PermissionGrantIndex"
+           parent="@style/TextAppearance.DeviceDefault">
+        <item name="paddingEnd">12dp</item>
+        <item name="singleLine">true</item>
+        <item name="textColor">?attr/textColorSecondary</item>
+    </style>
+
+    <style name="PermissionGrantDescription">
+        <item name="layout_marginTop">20dp</item>
+        <item name="layout_marginStart">24dp</item>
+        <item name="layout_marginBottom">16dp</item>
+        <item name="layout_marginEnd">24dp</item>
+    </style>
+
+    <style name="PermissionGrantContent">
+        <item name="layout_marginStart">16dp</item>
+        <item name="layout_marginEnd">24dp</item>
+    </style>
+
+    <style name="PermissionGrantRadioGroup">
+        <item name="layout_marginStart">8dp</item>
+        <item name="layout_marginTop">-4dp</item>
+    </style>
+
+    <style name="PermissionGrantRadioButton"
+           parent="@style/Widget.DeviceDefault.CompoundButton.RadioButton">
+        <item name="paddingStart">16dp</item>
+        <item name="paddingTop">8dp</item>
+        <item name="paddingBottom">8dp</item>
+        <item name="textSize">16sp</item>
+    </style>
+
+    <style name="PermissionGrantDetailMessage"
+           parent="@style/TextAppearance.DeviceDefault">
+        <item name="layout_marginStart">8dp</item>
+        <item name="layout_marginBottom">4dp</item>
+        <item name="textColor">?attr/textColorPrimary</item>
+        <item name="textSize">16sp</item>
+    </style>
+
+    <style name="PermissionGrantDetailMessageSpace">
+        <item name="layout_height">8dp</item>
+    </style>
+
+    <style name="PermissionGrantCheckbox"
+           parent="@style/Widget.DeviceDefault.CompoundButton.CheckBox">
+        <item name="paddingStart">16dp</item>
+        <item name="textColor">?attr/textColorSecondary</item>
+        <item name="buttonTint">?attr/textColorSecondary</item>
+        <item name="textSize">16sp</item>
+    </style>
+
+    <style name="PermissionGrantButtonBar">
+        <item name="layout_marginStart">24dp</item>
+        <item name="layout_marginEnd">16dp</item>
+        <item name="layout_marginBottom">4dp</item>
+    </style>
+</resources>
diff --git a/core/res/res/values/themes_package_installer.xml b/core/res/res/values/themes_package_installer.xml
new file mode 100644
index 0000000..a6341dc
--- /dev/null
+++ b/core/res/res/values/themes_package_installer.xml
@@ -0,0 +1,35 @@
+<?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.
+  -->
+
+<!-- themes for the permission grant dialog. -->
+<resources>
+    <style name="Theme.DeviceDefault.Light.Panel.PermissionGrantApp"
+           parent="@style/Theme.DeviceDefault.Light.Panel">
+        <item name="windowIsFloating">false</item>
+        <item name="windowTranslucentStatus">true</item>
+        <item name="backgroundDimEnabled">true</item>
+        <item name="windowAnimationStyle">@style/Animation.Material.Dialog</item>
+    </style>
+
+    <style name="Theme.DeviceDefault.Light.Dialog.PermissionGrant"
+           parent="@style/Theme.DeviceDefault.Light.Dialog">
+        <item name="titleTextStyle">@style/PermissionGrantTitleMessage</item>
+        <item name="radioButtonStyle">@style/PermissionGrantRadioButton</item>
+        <item name="checkboxStyle">@style/PermissionGrantCheckbox</item>
+        <item name="buttonBarStyle">@style/PermissionGrantButtonBar</item>
+    </style>
+</resources>
diff --git a/core/tests/coretests/src/com/android/internal/os/BinderCallsStatsTest.java b/core/tests/coretests/src/com/android/internal/os/BinderCallsStatsTest.java
index 3d34880..d46c154 100644
--- a/core/tests/coretests/src/com/android/internal/os/BinderCallsStatsTest.java
+++ b/core/tests/coretests/src/com/android/internal/os/BinderCallsStatsTest.java
@@ -343,6 +343,42 @@
         bcs.dump(pw, new HashMap<>(), true);
     }
 
+    @Test
+    public void testGetExportedStatsWhenDetailedTrackingDisabled() {
+        TestBinderCallsStats bcs = new TestBinderCallsStats();
+        bcs.setDetailedTracking(false);
+        Binder binder = new Binder();
+        BinderCallsStats.CallSession callSession = bcs.callStarted(binder, 1);
+        bcs.callEnded(callSession, REQUEST_SIZE, REPLY_SIZE);
+
+        assertEquals(0, bcs.getExportedCallStats().size());
+    }
+
+    @Test
+    public void testGetExportedStatsWhenDetailedTrackingEnabled() {
+        TestBinderCallsStats bcs = new TestBinderCallsStats();
+        bcs.setDetailedTracking(true);
+        Binder binder = new Binder();
+        BinderCallsStats.CallSession callSession = bcs.callStarted(binder, 1);
+        bcs.time += 10;
+        bcs.elapsedTime += 20;
+        bcs.callEnded(callSession, REQUEST_SIZE, REPLY_SIZE);
+
+        assertEquals(1, bcs.getExportedCallStats().size());
+        BinderCallsStats.ExportedCallStat stat = bcs.getExportedCallStats().get(0);
+        assertEquals(TEST_UID, stat.uid);
+        assertEquals("android.os.Binder", stat.className);
+        assertEquals("1", stat.methodName);
+        assertEquals(10, stat.cpuTimeMicros);
+        assertEquals(10, stat.maxCpuTimeMicros);
+        assertEquals(20, stat.latencyMicros);
+        assertEquals(20, stat.maxLatencyMicros);
+        assertEquals(1, stat.callCount);
+        assertEquals(REQUEST_SIZE, stat.maxRequestSizeBytes);
+        assertEquals(REPLY_SIZE, stat.maxReplySizeBytes);
+        assertEquals(0, stat.exceptionCount);
+    }
+
     static class TestBinderCallsStats extends BinderCallsStats {
         int callingUid = TEST_UID;
         long time = 1234;
diff --git a/libs/hwui/SkiaCanvas.cpp b/libs/hwui/SkiaCanvas.cpp
index 7b41f89..17f1a3b 100644
--- a/libs/hwui/SkiaCanvas.cpp
+++ b/libs/hwui/SkiaCanvas.cpp
@@ -21,6 +21,7 @@
 #include "VectorDrawable.h"
 #include "hwui/Bitmap.h"
 #include "hwui/MinikinUtils.h"
+#include "hwui/PaintFilter.h"
 #include "pipeline/skia/AnimatedDrawables.h"
 
 #include <SkAnimatedImage.h>
@@ -28,7 +29,6 @@
 #include <SkColorFilter.h>
 #include <SkColorSpaceXformCanvas.h>
 #include <SkDeque.h>
-#include <SkDrawFilter.h>
 #include <SkDrawable.h>
 #include <SkGraphics.h>
 #include <SkImage.h>
@@ -40,6 +40,8 @@
 #include <SkTextBlob.h>
 
 #include <memory>
+#include <optional>
+#include <utility>
 
 namespace android {
 
@@ -211,7 +213,7 @@
     Clip(const SkRRect& rrect, SkClipOp op, const SkMatrix& m)
             : mType(Type::RRect), mOp(op), mMatrix(m), mRRect(rrect) {}
     Clip(const SkPath& path, SkClipOp op, const SkMatrix& m)
-            : mType(Type::Path), mOp(op), mMatrix(m), mPath(&path) {}
+            : mType(Type::Path), mOp(op), mMatrix(m), mPath(std::in_place, path) {}
 
     void apply(SkCanvas* canvas) const {
         canvas->setMatrix(mMatrix);
@@ -223,7 +225,7 @@
                 canvas->clipRRect(mRRect, mOp);
                 break;
             case Type::Path:
-                canvas->clipPath(*mPath.get(), mOp);
+                canvas->clipPath(mPath.value(), mOp);
                 break;
         }
     }
@@ -240,7 +242,7 @@
     SkMatrix mMatrix;
 
     // These are logically a union (tracked separately due to non-POD path).
-    SkTLazy<SkPath> mPath;
+    std::optional<SkPath> mPath;
     SkRRect mRRect;
 };
 
@@ -400,12 +402,12 @@
 // Canvas state operations: Filters
 // ----------------------------------------------------------------------------
 
-SkDrawFilter* SkiaCanvas::getDrawFilter() {
-    return mCanvas->getDrawFilter();
+PaintFilter* SkiaCanvas::getPaintFilter() {
+    return mPaintFilter.get();
 }
 
-void SkiaCanvas::setDrawFilter(SkDrawFilter* drawFilter) {
-    mCanvas->setDrawFilter(drawFilter);
+void SkiaCanvas::setPaintFilter(sk_sp<PaintFilter> paintFilter) {
+    mPaintFilter = std::move(paintFilter);
 }
 
 // ----------------------------------------------------------------------------
@@ -439,8 +441,15 @@
     mCanvas->drawColor(color, mode);
 }
 
+SkiaCanvas::PaintCoW&& SkiaCanvas::filterPaint(PaintCoW&& paint) const {
+    if (mPaintFilter) {
+        mPaintFilter->filter(&paint.writeable());
+    }
+    return std::move(paint);
+}
+
 void SkiaCanvas::drawPaint(const SkPaint& paint) {
-    mCanvas->drawPaint(paint);
+    mCanvas->drawPaint(*filterPaint(paint));
 }
 
 // ----------------------------------------------------------------------------
@@ -457,53 +466,53 @@
         pts[i].set(points[0], points[1]);
         points += 2;
     }
-    mCanvas->drawPoints(mode, count, pts.get(), paint);
+    mCanvas->drawPoints(mode, count, pts.get(), *filterPaint(paint));
 }
 
 void SkiaCanvas::drawPoint(float x, float y, const SkPaint& paint) {
-    mCanvas->drawPoint(x, y, paint);
+    mCanvas->drawPoint(x, y, *filterPaint(paint));
 }
 
 void SkiaCanvas::drawPoints(const float* points, int count, const SkPaint& paint) {
-    this->drawPoints(points, count, paint, SkCanvas::kPoints_PointMode);
+    this->drawPoints(points, count, *filterPaint(paint), SkCanvas::kPoints_PointMode);
 }
 
 void SkiaCanvas::drawLine(float startX, float startY, float stopX, float stopY,
                           const SkPaint& paint) {
-    mCanvas->drawLine(startX, startY, stopX, stopY, paint);
+    mCanvas->drawLine(startX, startY, stopX, stopY, *filterPaint(paint));
 }
 
 void SkiaCanvas::drawLines(const float* points, int count, const SkPaint& paint) {
     if (CC_UNLIKELY(count < 4 || paint.nothingToDraw())) return;
-    this->drawPoints(points, count, paint, SkCanvas::kLines_PointMode);
+    this->drawPoints(points, count, *filterPaint(paint), SkCanvas::kLines_PointMode);
 }
 
 void SkiaCanvas::drawRect(float left, float top, float right, float bottom, const SkPaint& paint) {
     if (CC_UNLIKELY(paint.nothingToDraw())) return;
-    mCanvas->drawRect({left, top, right, bottom}, paint);
+    mCanvas->drawRect({left, top, right, bottom}, *filterPaint(paint));
 }
 
 void SkiaCanvas::drawRegion(const SkRegion& region, const SkPaint& paint) {
     if (CC_UNLIKELY(paint.nothingToDraw())) return;
-    mCanvas->drawRegion(region, paint);
+    mCanvas->drawRegion(region, *filterPaint(paint));
 }
 
 void SkiaCanvas::drawRoundRect(float left, float top, float right, float bottom, float rx, float ry,
                                const SkPaint& paint) {
     if (CC_UNLIKELY(paint.nothingToDraw())) return;
     SkRect rect = SkRect::MakeLTRB(left, top, right, bottom);
-    mCanvas->drawRoundRect(rect, rx, ry, paint);
+    mCanvas->drawRoundRect(rect, rx, ry, *filterPaint(paint));
 }
 
 void SkiaCanvas::drawCircle(float x, float y, float radius, const SkPaint& paint) {
     if (CC_UNLIKELY(radius <= 0 || paint.nothingToDraw())) return;
-    mCanvas->drawCircle(x, y, radius, paint);
+    mCanvas->drawCircle(x, y, radius, *filterPaint(paint));
 }
 
 void SkiaCanvas::drawOval(float left, float top, float right, float bottom, const SkPaint& paint) {
     if (CC_UNLIKELY(paint.nothingToDraw())) return;
     SkRect oval = SkRect::MakeLTRB(left, top, right, bottom);
-    mCanvas->drawOval(oval, paint);
+    mCanvas->drawOval(oval, *filterPaint(paint));
 }
 
 void SkiaCanvas::drawArc(float left, float top, float right, float bottom, float startAngle,
@@ -511,9 +520,9 @@
     if (CC_UNLIKELY(paint.nothingToDraw())) return;
     SkRect arc = SkRect::MakeLTRB(left, top, right, bottom);
     if (fabs(sweepAngle) >= 360.0f) {
-        mCanvas->drawOval(arc, paint);
+        mCanvas->drawOval(arc, *filterPaint(paint));
     } else {
-        mCanvas->drawArc(arc, startAngle, sweepAngle, useCenter, paint);
+        mCanvas->drawArc(arc, startAngle, sweepAngle, useCenter, *filterPaint(paint));
     }
 }
 
@@ -522,19 +531,19 @@
     if (CC_UNLIKELY(path.isEmpty() && (!path.isInverseFillType()))) {
         return;
     }
-    mCanvas->drawPath(path, paint);
+    mCanvas->drawPath(path, *filterPaint(paint));
 }
 
 void SkiaCanvas::drawVertices(const SkVertices* vertices, SkBlendMode mode, const SkPaint& paint) {
-    mCanvas->drawVertices(vertices, mode, paint);
+    mCanvas->drawVertices(vertices, mode, *filterPaint(paint));
 }
 
 // ----------------------------------------------------------------------------
 // Canvas draw operations: Bitmaps
 // ----------------------------------------------------------------------------
 
-const SkPaint* SkiaCanvas::addFilter(const SkPaint* origPaint, SkPaint* tmpPaint,
-                                     sk_sp<SkColorFilter> colorSpaceFilter) {
+SkiaCanvas::PaintCoW&& SkiaCanvas::filterBitmap(PaintCoW&& paint,
+                                                sk_sp<SkColorFilter> colorSpaceFilter) const {
     /* We don't apply the colorSpace filter if this canvas is already wrapped with
      * a SkColorSpaceXformCanvas since it already takes care of converting the
      * contents of the bitmap into the appropriate colorspace.  The mCanvasWrapper
@@ -542,39 +551,31 @@
      * to have a non-sRGB colorspace.
      */
     if (!mCanvasWrapper && colorSpaceFilter) {
-        if (origPaint) {
-            *tmpPaint = *origPaint;
-        }
-
-        if (tmpPaint->getColorFilter()) {
-            tmpPaint->setColorFilter(
-                    SkColorFilter::MakeComposeFilter(tmpPaint->refColorFilter(), colorSpaceFilter));
-            LOG_ALWAYS_FATAL_IF(!tmpPaint->getColorFilter());
+        SkPaint& tmpPaint = paint.writeable();
+        if (tmpPaint.getColorFilter()) {
+            tmpPaint.setColorFilter(SkColorFilter::MakeComposeFilter(tmpPaint.refColorFilter(),
+                                                                     std::move(colorSpaceFilter)));
+            LOG_ALWAYS_FATAL_IF(!tmpPaint.getColorFilter());
         } else {
-            tmpPaint->setColorFilter(colorSpaceFilter);
+            tmpPaint.setColorFilter(std::move(colorSpaceFilter));
         }
-
-        return tmpPaint;
-    } else {
-        return origPaint;
     }
+    return filterPaint(std::move(paint));
 }
 
 void SkiaCanvas::drawBitmap(Bitmap& bitmap, float left, float top, const SkPaint* paint) {
-    SkPaint tmpPaint;
     sk_sp<SkColorFilter> colorFilter;
     sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
-    mCanvas->drawImage(image, left, top, addFilter(paint, &tmpPaint, colorFilter));
+    mCanvas->drawImage(image, left, top, filterBitmap(paint, std::move(colorFilter)));
 }
 
 void SkiaCanvas::drawBitmap(Bitmap& bitmap, const SkMatrix& matrix, const SkPaint* paint) {
     SkAutoCanvasRestore acr(mCanvas, true);
     mCanvas->concat(matrix);
 
-    SkPaint tmpPaint;
     sk_sp<SkColorFilter> colorFilter;
     sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
-    mCanvas->drawImage(image, 0, 0, addFilter(paint, &tmpPaint, colorFilter));
+    mCanvas->drawImage(image, 0, 0, filterBitmap(paint, std::move(colorFilter)));
 }
 
 void SkiaCanvas::drawBitmap(Bitmap& bitmap, float srcLeft, float srcTop, float srcRight,
@@ -583,10 +584,9 @@
     SkRect srcRect = SkRect::MakeLTRB(srcLeft, srcTop, srcRight, srcBottom);
     SkRect dstRect = SkRect::MakeLTRB(dstLeft, dstTop, dstRight, dstBottom);
 
-    SkPaint tmpPaint;
     sk_sp<SkColorFilter> colorFilter;
     sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
-    mCanvas->drawImageRect(image, srcRect, dstRect, addFilter(paint, &tmpPaint, colorFilter),
+    mCanvas->drawImageRect(image, srcRect, dstRect, filterBitmap(paint, std::move(colorFilter)),
                            SkCanvas::kFast_SrcRectConstraint);
 }
 
@@ -665,21 +665,20 @@
 #endif
 
     // cons-up a shader for the bitmap
-    SkPaint tmpPaint;
-    if (paint) {
-        tmpPaint = *paint;
-    }
+    PaintCoW paintCoW(paint);
+    SkPaint& tmpPaint = paintCoW.writeable();
 
     sk_sp<SkColorFilter> colorFilter;
     sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
     sk_sp<SkShader> shader =
             image->makeShader(SkShader::kClamp_TileMode, SkShader::kClamp_TileMode);
     if (colorFilter) {
-        shader = shader->makeWithColorFilter(colorFilter);
+        shader = shader->makeWithColorFilter(std::move(colorFilter));
     }
-    tmpPaint.setShader(shader);
+    tmpPaint.setShader(std::move(shader));
 
-    mCanvas->drawVertices(builder.detach(), SkBlendMode::kModulate, tmpPaint);
+    mCanvas->drawVertices(builder.detach(), SkBlendMode::kModulate,
+                          *filterPaint(std::move(paintCoW)));
 }
 
 void SkiaCanvas::drawNinePatch(Bitmap& bitmap, const Res_png_9patch& chunk, float dstLeft,
@@ -706,10 +705,10 @@
     lattice.fBounds = nullptr;
     SkRect dst = SkRect::MakeLTRB(dstLeft, dstTop, dstRight, dstBottom);
 
-    SkPaint tmpPaint;
     sk_sp<SkColorFilter> colorFilter;
     sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
-    mCanvas->drawImageLattice(image.get(), lattice, dst, addFilter(paint, &tmpPaint, colorFilter));
+    mCanvas->drawImageLattice(image.get(), lattice, dst,
+                              filterBitmap(paint, std::move(colorFilter)));
 }
 
 double SkiaCanvas::drawAnimatedImage(AnimatedImageDrawable* imgDrawable) {
@@ -732,6 +731,9 @@
     // glyphs centered or right-aligned; the offset above takes
     // care of all alignment.
     SkPaint paintCopy(paint);
+    if (mPaintFilter) {
+        mPaintFilter->filter(&paintCopy);
+    }
     paintCopy.setTextAlign(SkPaint::kLeft_Align);
     SkASSERT(paintCopy.getTextEncoding() == SkPaint::kGlyphID_TextEncoding);
     // Stroke with a hairline is drawn on HW with a fill style for compatibility with Android O and
@@ -760,6 +762,9 @@
     // glyphs centered or right-aligned; the offsets take care of
     // that portion of the alignment.
     SkPaint paintCopy(paint);
+    if (mPaintFilter) {
+        mPaintFilter->filter(&paintCopy);
+    }
     paintCopy.setTextAlign(SkPaint::kLeft_Align);
     SkASSERT(paintCopy.getTextEncoding() == SkPaint::kGlyphID_TextEncoding);
 
diff --git a/libs/hwui/SkiaCanvas.h b/libs/hwui/SkiaCanvas.h
index 3efc22a..24b7ec6 100644
--- a/libs/hwui/SkiaCanvas.h
+++ b/libs/hwui/SkiaCanvas.h
@@ -22,7 +22,9 @@
 #include "hwui/Canvas.h"
 
 #include <SkCanvas.h>
-#include <SkTLazy.h>
+
+#include <cassert>
+#include <optional>
 
 namespace android {
 
@@ -87,8 +89,8 @@
     virtual bool clipRect(float left, float top, float right, float bottom, SkClipOp op) override;
     virtual bool clipPath(const SkPath* path, SkClipOp op) override;
 
-    virtual SkDrawFilter* getDrawFilter() override;
-    virtual void setDrawFilter(SkDrawFilter* drawFilter) override;
+    virtual PaintFilter* getPaintFilter() override;
+    virtual void setPaintFilter(sk_sp<PaintFilter> paintFilter) override;
 
     virtual SkCanvasState* captureCanvasState() const override;
 
@@ -158,6 +160,46 @@
                                   const SkPaint& paint, const SkPath& path, size_t start,
                                   size_t end) override;
 
+    /** This class acts as a copy on write SkPaint.
+     *
+     *  Initially this will be the SkPaint passed to the contructor.
+     *  The first time writable() is called this will become a copy of the
+     *  initial SkPaint (or a default SkPaint if nullptr).
+     */
+    struct PaintCoW {
+        PaintCoW(const SkPaint& that) : mPtr(&that) {}
+        PaintCoW(const SkPaint* ptr) : mPtr(ptr) {}
+        PaintCoW(const PaintCoW&) = delete;
+        PaintCoW(PaintCoW&&) = delete;
+        PaintCoW& operator=(const PaintCoW&) = delete;
+        PaintCoW& operator=(PaintCoW&&) = delete;
+        SkPaint& writeable() {
+            if (!mStorage) {
+                if (!mPtr) {
+                    mStorage.emplace();
+                } else {
+                    mStorage.emplace(*mPtr);
+                }
+                mPtr = &*mStorage;
+            }
+            return *mStorage;
+        }
+        operator const SkPaint*() const { return mPtr; }
+        const SkPaint* operator->() const { assert(mPtr); return mPtr; }
+        const SkPaint& operator*() const { assert(mPtr); return *mPtr; }
+        explicit operator bool() { return mPtr != nullptr; }
+    private:
+        const SkPaint* mPtr;
+        std::optional<SkPaint> mStorage;
+    };
+
+    /** Filters the paint using the current paint filter.
+     *
+     *  @param paint the paint to filter. Will be initialized with the default
+     *      SkPaint before filtering if filtering is required.
+     */
+    PaintCoW&& filterPaint(PaintCoW&& paint) const;
+
 private:
     struct SaveRec {
         int saveCount;
@@ -174,8 +216,15 @@
 
     void drawPoints(const float* points, int count, const SkPaint& paint, SkCanvas::PointMode mode);
 
-    const SkPaint* addFilter(const SkPaint* origPaint, SkPaint* tmpPaint,
-                             sk_sp<SkColorFilter> colorSpaceFilter);
+    /** Filters the paint for bitmap drawing.
+     *
+     *  After filtering the paint for bitmap drawing,
+     *  also calls filterPaint on the paint.
+     *
+     *  @param paint the paint to filter. Will be initialized with the default
+     *      SkPaint before filtering if filtering is required.
+     */
+    PaintCoW&& filterBitmap(PaintCoW&& paint, sk_sp<SkColorFilter> colorSpaceFilter) const;
 
     class Clip;
 
@@ -185,6 +234,7 @@
                                                // unless it is the same as mCanvasOwned.get()
     std::unique_ptr<SkDeque> mSaveStack;       // lazily allocated, tracks partial saves.
     std::vector<Clip> mClipStack;              // tracks persistent clips.
+    sk_sp<PaintFilter> mPaintFilter;
 };
 
 }  // namespace android
diff --git a/libs/hwui/hwui/Canvas.cpp b/libs/hwui/hwui/Canvas.cpp
index fb6bd6f..af7f013 100644
--- a/libs/hwui/hwui/Canvas.cpp
+++ b/libs/hwui/hwui/Canvas.cpp
@@ -23,7 +23,7 @@
 #include "Typeface.h"
 #include "pipeline/skia/SkiaRecordingCanvas.h"
 
-#include <SkDrawFilter.h>
+#include "hwui/PaintFilter.h"
 
 namespace android {
 
@@ -40,10 +40,10 @@
 
 void Canvas::drawTextDecorations(float x, float y, float length, const SkPaint& paint) {
     uint32_t flags;
-    SkDrawFilter* drawFilter = getDrawFilter();
-    if (drawFilter) {
+    PaintFilter* paintFilter = getPaintFilter();
+    if (paintFilter) {
         SkPaint paintCopy(paint);
-        drawFilter->filter(&paintCopy, SkDrawFilter::kText_Type);
+        paintFilter->filter(&paintCopy);
         flags = paintCopy.getFlags();
     } else {
         flags = paint.getFlags();
diff --git a/libs/hwui/hwui/Canvas.h b/libs/hwui/hwui/Canvas.h
index 88b12b2..5d380a6 100644
--- a/libs/hwui/hwui/Canvas.h
+++ b/libs/hwui/hwui/Canvas.h
@@ -39,6 +39,7 @@
 }
 
 namespace android {
+class PaintFilter;
 
 namespace uirenderer {
 class CanvasPropertyPaint;
@@ -213,8 +214,8 @@
     virtual bool clipPath(const SkPath* path, SkClipOp op) = 0;
 
     // filters
-    virtual SkDrawFilter* getDrawFilter() = 0;
-    virtual void setDrawFilter(SkDrawFilter* drawFilter) = 0;
+    virtual PaintFilter* getPaintFilter() = 0;
+    virtual void setPaintFilter(sk_sp<PaintFilter> paintFilter) = 0;
 
     // WebView only
     virtual SkCanvasState* captureCanvasState() const { return nullptr; }
diff --git a/libs/hwui/hwui/PaintFilter.h b/libs/hwui/hwui/PaintFilter.h
new file mode 100644
index 0000000..bf5627e
--- /dev/null
+++ b/libs/hwui/hwui/PaintFilter.h
@@ -0,0 +1,19 @@
+#ifndef ANDROID_GRAPHICS_PAINT_FILTER_H_
+#define ANDROID_GRAPHICS_PAINT_FILTER_H_
+
+class SkPaint;
+
+namespace android {
+
+class PaintFilter : public SkRefCnt {
+public:
+    /**
+     *  Called with the paint that will be used to draw.
+     *  The implementation may modify the paint as they wish.
+     */
+    virtual void filter(SkPaint*) = 0;
+};
+
+} // namespace android
+
+#endif
diff --git a/libs/hwui/pipeline/skia/SkiaRecordingCanvas.cpp b/libs/hwui/pipeline/skia/SkiaRecordingCanvas.cpp
index 441fa11..46e39aa 100644
--- a/libs/hwui/pipeline/skia/SkiaRecordingCanvas.cpp
+++ b/libs/hwui/pipeline/skia/SkiaRecordingCanvas.cpp
@@ -157,12 +157,45 @@
 // Recording Canvas draw operations: Bitmaps
 // ----------------------------------------------------------------------------
 
+SkiaCanvas::PaintCoW&& SkiaRecordingCanvas::filterBitmap(PaintCoW&& paint,
+                                                         sk_sp<SkColorFilter> colorSpaceFilter) {
+    bool fixBlending = false;
+    bool fixAA = false;
+    if (paint) {
+        // kClear blend mode is drawn as kDstOut on HW for compatibility with Android O and
+        // older.
+        fixBlending = sApiLevel <= 27 && paint->getBlendMode() == SkBlendMode::kClear;
+        fixAA = paint->isAntiAlias();
+    }
+
+    if (fixBlending || fixAA || colorSpaceFilter) {
+        SkPaint& tmpPaint = paint.writeable();
+
+        if (fixBlending) {
+            tmpPaint.setBlendMode(SkBlendMode::kDstOut);
+        }
+
+        if (colorSpaceFilter) {
+            if (tmpPaint.getColorFilter()) {
+                tmpPaint.setColorFilter(SkColorFilter::MakeComposeFilter(
+                       tmpPaint.refColorFilter(), std::move(colorSpaceFilter)));
+            } else {
+                tmpPaint.setColorFilter(std::move(colorSpaceFilter));
+            }
+            LOG_ALWAYS_FATAL_IF(!tmpPaint.getColorFilter());
+        }
+
+        // disabling AA on bitmap draws matches legacy HWUI behavior
+        tmpPaint.setAntiAlias(false);
+    }
+
+    return filterPaint(std::move(paint));
+}
 
 void SkiaRecordingCanvas::drawBitmap(Bitmap& bitmap, float left, float top, const SkPaint* paint) {
-    SkPaint tmpPaint;
     sk_sp<SkColorFilter> colorFilter;
     sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
-    mRecorder.drawImage(image, left, top, bitmapPaint(paint, &tmpPaint, colorFilter));
+    mRecorder.drawImage(image, left, top, filterBitmap(paint, std::move(colorFilter)));
     // if image->unique() is true, then mRecorder.drawImage failed for some reason. It also means
     // it is not safe to store a raw SkImage pointer, because the image object will be destroyed
     // when this function ends.
@@ -175,10 +208,9 @@
     SkAutoCanvasRestore acr(&mRecorder, true);
     concat(matrix);
 
-    SkPaint tmpPaint;
     sk_sp<SkColorFilter> colorFilter;
     sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
-    mRecorder.drawImage(image, 0, 0, bitmapPaint(paint, &tmpPaint, colorFilter));
+    mRecorder.drawImage(image, 0, 0, filterBitmap(paint, std::move(colorFilter)));
     if (!bitmap.isImmutable() && image.get() && !image->unique()) {
         mDisplayList->mMutableImages.push_back(image.get());
     }
@@ -190,10 +222,9 @@
     SkRect srcRect = SkRect::MakeLTRB(srcLeft, srcTop, srcRight, srcBottom);
     SkRect dstRect = SkRect::MakeLTRB(dstLeft, dstTop, dstRight, dstBottom);
 
-    SkPaint tmpPaint;
     sk_sp<SkColorFilter> colorFilter;
     sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
-    mRecorder.drawImageRect(image, srcRect, dstRect, bitmapPaint(paint, &tmpPaint, colorFilter),
+    mRecorder.drawImageRect(image, srcRect, dstRect, filterBitmap(paint, std::move(colorFilter)),
                             SkCanvas::kFast_SrcRectConstraint);
     if (!bitmap.isImmutable() && image.get() && !image->unique() && !srcRect.isEmpty() &&
         !dstRect.isEmpty()) {
@@ -225,23 +256,16 @@
     lattice.fBounds = nullptr;
     SkRect dst = SkRect::MakeLTRB(dstLeft, dstTop, dstRight, dstBottom);
 
-    SkPaint tmpPaint;
-    sk_sp<SkColorFilter> colorFilter;
-    sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
-    const SkPaint* filteredPaint = bitmapPaint(paint, &tmpPaint, colorFilter);
+    PaintCoW filteredPaint(paint);
     // Besides kNone, the other three SkFilterQualities are treated the same. And Android's
     // Java API only supports kLow and kNone anyway.
     if (!filteredPaint || filteredPaint->getFilterQuality() == kNone_SkFilterQuality) {
-        if (filteredPaint != &tmpPaint) {
-            if (paint) {
-                tmpPaint = *paint;
-            }
-            filteredPaint = &tmpPaint;
-        }
-        tmpPaint.setFilterQuality(kLow_SkFilterQuality);
+        filteredPaint.writeable().setFilterQuality(kLow_SkFilterQuality);
     }
-
-    mRecorder.drawImageLattice(image.get(), lattice, dst, filteredPaint);
+    sk_sp<SkColorFilter> colorFilter;
+    sk_sp<SkImage> image = bitmap.makeImage(&colorFilter);
+    mRecorder.drawImageLattice(image.get(), lattice, dst,
+                               filterBitmap(std::move(filteredPaint), std::move(colorFilter)));
     if (!bitmap.isImmutable() && image.get() && !image->unique() && !dst.isEmpty()) {
         mDisplayList->mMutableImages.push_back(image.get());
     }
diff --git a/libs/hwui/pipeline/skia/SkiaRecordingCanvas.h b/libs/hwui/pipeline/skia/SkiaRecordingCanvas.h
index b69acbf..50d84d6 100644
--- a/libs/hwui/pipeline/skia/SkiaRecordingCanvas.h
+++ b/libs/hwui/pipeline/skia/SkiaRecordingCanvas.h
@@ -90,44 +90,7 @@
      */
     void initDisplayList(uirenderer::RenderNode* renderNode, int width, int height);
 
-    inline static const SkPaint* bitmapPaint(const SkPaint* origPaint, SkPaint* tmpPaint,
-                                             sk_sp<SkColorFilter> colorSpaceFilter) {
-        bool fixBlending = false;
-        bool fixAA = false;
-        if (origPaint) {
-            // kClear blend mode is drawn as kDstOut on HW for compatibility with Android O and
-            // older.
-            fixBlending = sApiLevel <= 27 && origPaint->getBlendMode() == SkBlendMode::kClear;
-            fixAA = origPaint->isAntiAlias();
-        }
-
-        if (fixBlending || fixAA || colorSpaceFilter) {
-            if (origPaint) {
-                *tmpPaint = *origPaint;
-            }
-
-            if (fixBlending) {
-                tmpPaint->setBlendMode(SkBlendMode::kDstOut);
-            }
-
-            if (colorSpaceFilter) {
-                if (tmpPaint->getColorFilter()) {
-                    tmpPaint->setColorFilter(SkColorFilter::MakeComposeFilter(
-                            tmpPaint->refColorFilter(), colorSpaceFilter));
-                } else {
-                    tmpPaint->setColorFilter(colorSpaceFilter);
-                }
-                LOG_ALWAYS_FATAL_IF(!tmpPaint->getColorFilter());
-            }
-
-            // disabling AA on bitmap draws matches legacy HWUI behavior
-            tmpPaint->setAntiAlias(false);
-            return tmpPaint;
-        } else {
-            return origPaint;
-        }
-    }
-
+    PaintCoW&& filterBitmap(PaintCoW&& paint, sk_sp<SkColorFilter> colorSpaceFilter);
 };
 
 };  // namespace skiapipeline
diff --git a/media/java/android/media/MediaPlayer2.java b/media/java/android/media/MediaPlayer2.java
index b747291..0828ddb 100644
--- a/media/java/android/media/MediaPlayer2.java
+++ b/media/java/android/media/MediaPlayer2.java
@@ -2137,11 +2137,19 @@
      */
     public static final int CALL_STATUS_ERROR_IO = 4;
 
+    /** Status code represents that the call has been skipped. For example, a {@link #seekTo}
+     * request may be skipped if it is followed by another {@link #seekTo} request. Another
+     * example is that a call is made when the player is in {@link #PLAYER_STATE_ERROR} state.
+     * @see EventCallback#onCallCompleted
+     */
+    // TODO: skip commands such as prepare/play/pause/etc when in error state.
+    public static final int CALL_STATUS_SKIPPED = 5;
+
     /** Status code represents that DRM operation is called before preparing a DRM scheme through
      *  {@link #prepareDrm}.
      * @see android.media.MediaPlayer2.EventCallback#onCallCompleted
      */
-    public static final int CALL_STATUS_NO_DRM_SCHEME = 5;
+    public static final int CALL_STATUS_NO_DRM_SCHEME = 6;
 
     /**
      * @hide
diff --git a/media/java/android/media/MediaPlayer2Impl.java b/media/java/android/media/MediaPlayer2Impl.java
index 5a71afd..da4c515 100644
--- a/media/java/android/media/MediaPlayer2Impl.java
+++ b/media/java/android/media/MediaPlayer2Impl.java
@@ -351,23 +351,24 @@
      * Sets the data source as described by a DataSourceDesc.
      *
      * @param dsd the descriptor of data source you want to play
-     * @throws IllegalStateException if it is called in an invalid state
-     * @throws NullPointerException if dsd is null
      */
     @Override
     public void setDataSource(@NonNull DataSourceDesc dsd) {
         addTask(new Task(CALL_COMPLETED_SET_DATA_SOURCE, false) {
             @Override
-            void process() {
+            void process() throws IOException {
                 Preconditions.checkNotNull(dsd, "the DataSourceDesc cannot be null");
-                // TODO: setDataSource could update exist data source
+                int state = getState();
+                if (state == PLAYER_STATE_ERROR) {
+                    throw new CommandSkippedException("skipped due to error state");
+                } else if (state != PLAYER_STATE_IDLE) {
+                    throw new IllegalStateException("called in wrong state " + state);
+                }
+
                 synchronized (mSrcLock) {
                     mCurrentDSD = dsd;
                     mCurrentSrcId = mSrcIdGenerator++;
-                    try {
-                        handleDataSource(true /* isCurrent */, dsd, mCurrentSrcId);
-                    } catch (IOException e) {
-                    }
+                    handleDataSource(true /* isCurrent */, dsd, mCurrentSrcId);
                 }
             }
         });
@@ -386,7 +387,7 @@
         addTask(new Task(CALL_COMPLETED_SET_NEXT_DATA_SOURCE, false) {
             @Override
             void process() {
-                Preconditions.checkNotNull(dsd, "the DataSourceDesc cannot be null");
+                Preconditions.checkArgument(dsd != null, "the DataSourceDesc cannot be null");
                 synchronized (mSrcLock) {
                     mNextDSDs = new ArrayList<DataSourceDesc>(1);
                     mNextDSDs.add(dsd);
@@ -4638,6 +4639,8 @@
                 status = CALL_STATUS_ERROR_IO;
             } catch (NoDrmSchemeException e) {
                 status = CALL_STATUS_NO_DRM_SCHEME;
+            } catch (CommandSkippedException e) {
+                status = CALL_STATUS_SKIPPED;
             } catch (Exception e) {
                 status = CALL_STATUS_ERROR_UNKNOWN;
             }
@@ -4671,4 +4674,10 @@
             }
         }
     };
+
+    private final class CommandSkippedException extends RuntimeException {
+        public CommandSkippedException(String detailMessage) {
+            super(detailMessage);
+        }
+    };
 }
diff --git a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
index 375fef8a..9592b63 100644
--- a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
+++ b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java
@@ -2935,7 +2935,7 @@
         }
 
         private final class UpgradeController {
-            private static final int SETTINGS_VERSION = 169;
+            private static final int SETTINGS_VERSION = 170;
 
             private final int mUserId;
 
@@ -3810,6 +3810,37 @@
                     currentVersion = 169;
                 }
 
+                if (currentVersion == 169) {
+                    // Version 169: by default, add STREAM_VOICE_CALL to list of streams that can
+                    // be muted.
+                    final SettingsState systemSettings = getSystemSettingsLocked(userId);
+                    final Setting currentSetting = systemSettings.getSettingLocked(
+                              Settings.System.MUTE_STREAMS_AFFECTED);
+                    if (!currentSetting.isNull()) {
+                        try {
+                            int currentSettingIntegerValue = Integer.parseInt(
+                                    currentSetting.getValue());
+                            if ((currentSettingIntegerValue
+                                 & (1 << AudioManager.STREAM_VOICE_CALL)) == 0) {
+                                systemSettings.insertSettingLocked(
+                                    Settings.System.MUTE_STREAMS_AFFECTED,
+                                    Integer.toString(
+                                        currentSettingIntegerValue
+                                        | (1 << AudioManager.STREAM_VOICE_CALL)),
+                                    null, true, SettingsState.SYSTEM_PACKAGE_NAME);
+                            }
+                        } catch (NumberFormatException e) {
+                            // remove the setting in case it is not a valid integer
+                            Slog.w("Failed to parse integer value of MUTE_STREAMS_AFFECTED"
+                                   + "setting, removing setting", e);
+                            systemSettings.deleteSettingLocked(
+                                Settings.System.MUTE_STREAMS_AFFECTED);
+                        }
+
+                    }
+                    currentVersion = 170;
+                }
+
                 // vXXX: Add new settings above this point.
 
                 if (currentVersion != newVersion) {
diff --git a/packages/SystemUI/src/com/android/systemui/power/PowerUI.java b/packages/SystemUI/src/com/android/systemui/power/PowerUI.java
index 6801e69..9a648d1 100644
--- a/packages/SystemUI/src/com/android/systemui/power/PowerUI.java
+++ b/packages/SystemUI/src/com/android/systemui/power/PowerUI.java
@@ -77,6 +77,7 @@
     private int mPlugType = 0;
     private int mInvalidCharger = 0;
     private EnhancedEstimates mEnhancedEstimates;
+    private Estimate mLastEstimate;
     private boolean mLowWarningShownThisChargeCycle;
     private boolean mSevereWarningShownThisChargeCycle;
 
@@ -247,7 +248,8 @@
 
                 // Show the correct version of low battery warning if needed
                 ThreadUtils.postOnBackgroundThread(() -> {
-                    maybeShowBatteryWarning(plugged, oldPlugged, oldBucket, bucket);
+                    maybeShowBatteryWarning(
+                            oldBatteryLevel, plugged, oldPlugged, oldBucket, bucket);
                 });
 
             } else if (Intent.ACTION_SCREEN_OFF.equals(action)) {
@@ -262,14 +264,18 @@
         }
     }
 
-    protected void maybeShowBatteryWarning(boolean plugged, boolean oldPlugged, int oldBucket,
-        int bucket) {
+    protected void maybeShowBatteryWarning(int oldBatteryLevel, boolean plugged, boolean oldPlugged,
+            int oldBucket, int bucket) {
         boolean isPowerSaver = mPowerManager.isPowerSaveMode();
         // only play SFX when the dialog comes up or the bucket changes
         final boolean playSound = bucket != oldBucket || oldPlugged;
         final boolean hybridEnabled = mEnhancedEstimates.isHybridNotificationEnabled();
         if (hybridEnabled) {
-            final Estimate estimate = mEnhancedEstimates.getEstimate();
+            Estimate estimate = mLastEstimate;
+            if (estimate == null || mBatteryLevel != oldBatteryLevel) {
+                estimate = mEnhancedEstimates.getEstimate();
+                mLastEstimate = estimate;
+            }
             // Turbo is not always booted once SysUI is running so we have ot make sure we actually
             // get data back
             if (estimate != null) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
index 9393d5b..cdd9246 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
@@ -24,6 +24,7 @@
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator.AnimatorUpdateListener;
 import android.annotation.Nullable;
+import android.app.Notification;
 import android.app.NotificationChannel;
 import android.content.Context;
 import android.content.pm.PackageInfo;
@@ -1448,6 +1449,10 @@
         mNotificationInflater.setUsesIncreasedHeight(use);
     }
 
+    public void setSmartActions(List<Notification.Action> smartActions) {
+        mNotificationInflater.setSmartActions(smartActions);
+    }
+
     public void setUseIncreasedHeadsUpHeight(boolean use) {
         mUseIncreasedHeadsUpHeight = use;
         mNotificationInflater.setUsesIncreasedHeadsUpHeight(use);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java
index a58752c..93433da 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationData.java
@@ -28,6 +28,7 @@
 import static android.app.NotificationManager.Policy.SUPPRESSED_EFFECT_STATUS_BAR;
 
 import android.Manifest;
+import android.annotation.NonNull;
 import android.app.AppGlobals;
 import android.app.Notification;
 import android.app.NotificationChannel;
@@ -51,6 +52,8 @@
 import android.widget.ImageView;
 import android.widget.RemoteViews;
 
+import androidx.annotation.Nullable;
+
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.statusbar.StatusBarIcon;
 import com.android.internal.util.ArrayUtils;
@@ -105,6 +108,8 @@
         public CharSequence remoteInputText;
         public List<SnoozeCriterion> snoozeCriteria;
         public int userSentiment = Ranking.USER_SENTIMENT_NEUTRAL;
+        @NonNull
+        public List<Notification.Action> smartActions = Collections.emptyList();
 
         private int mCachedContrastColor = COLOR_INVALID;
         private int mCachedContrastColorIsFor = COLOR_INVALID;
@@ -131,8 +136,23 @@
         private boolean hasSentReply;
 
         public Entry(StatusBarNotification n) {
+            this(n, null);
+        }
+
+        public Entry(StatusBarNotification n, @Nullable Ranking ranking) {
             this.key = n.getKey();
             this.notification = n;
+            if (ranking != null) {
+                populateFromRanking(ranking);
+            }
+        }
+
+        public void populateFromRanking(@NonNull Ranking ranking) {
+            channel = ranking.getChannel();
+            snoozeCriteria = ranking.getSnoozeCriteria();
+            userSentiment = ranking.getUserSentiment();
+            smartActions = ranking.getSmartActions() == null
+                    ? Collections.emptyList() : ranking.getSmartActions();
         }
 
         public void setInterruption() {
@@ -232,6 +252,7 @@
 
         /**
          * Update the notification icons.
+         *
          * @param context the context to create the icons with.
          * @param sbn the notification to read the icon from.
          * @throws InflationException
@@ -291,7 +312,7 @@
         }
 
         public void onInflationTaskFinished() {
-           mRunningTask = null;
+            mRunningTask = null;
         }
 
         @VisibleForTesting
@@ -607,7 +628,7 @@
             getRanking(key, mTmpRanking);
             return mTmpRanking.getOverrideGroupKey();
         }
-         return null;
+        return null;
     }
 
     public List<SnoozeCriterion> getSnoozeCriteria(String key) {
@@ -658,9 +679,7 @@
                         entry.notification.setOverrideGroupKey(overrideGroupKey);
                         mGroupManager.onEntryUpdated(entry, oldSbn);
                     }
-                    entry.channel = getChannel(entry.key);
-                    entry.snoozeCriteria = getSnoozeCriteria(entry.key);
-                    entry.userSentiment = mTmpRanking.getUserSentiment();
+                    entry.populateFromRanking(mTmpRanking);
                 }
             }
         }
@@ -833,6 +852,7 @@
         public boolean isNotificationForCurrentProfiles(StatusBarNotification sbn);
         public String getCurrentMediaNotificationKey();
         public NotificationGroupManager getGroupManager();
+
         /**
          * @return true iff the device is dozing
          */
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationEntryManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationEntryManager.java
index 06f26c9..bf07929 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationEntryManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationEntryManager.java
@@ -19,6 +19,7 @@
 import static com.android.systemui.statusbar.NotificationRemoteInputManager
         .FORCE_REMOTE_INPUT_HISTORY;
 
+import android.annotation.Nullable;
 import android.app.Notification;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
@@ -37,6 +38,7 @@
 import android.service.notification.NotificationStats;
 import android.service.notification.StatusBarNotification;
 import android.text.TextUtils;
+import android.util.ArrayMap;
 import android.util.ArraySet;
 import android.util.EventLog;
 import android.util.Log;
@@ -726,10 +728,10 @@
                 && !mPresenter.isPresenterFullyCollapsed();
         row.setUseIncreasedCollapsedHeight(useIncreasedCollapsedHeight);
         row.setUseIncreasedHeadsUpHeight(useIncreasedHeadsUp);
+        row.setSmartActions(entry.smartActions);
         row.updateNotification(entry);
     }
 
-
     protected void addNotificationViews(NotificationData.Entry entry) {
         if (entry == null) {
             return;
@@ -740,12 +742,13 @@
         updateNotifications();
     }
 
-    protected NotificationData.Entry createNotificationViews(StatusBarNotification sbn)
+    protected NotificationData.Entry createNotificationViews(
+            StatusBarNotification sbn, NotificationListenerService.Ranking ranking)
             throws InflationException {
         if (DEBUG) {
-            Log.d(TAG, "createNotificationViews(notification=" + sbn);
+            Log.d(TAG, "createNotificationViews(notification=" + sbn + " " + ranking);
         }
-        NotificationData.Entry entry = new NotificationData.Entry(sbn);
+        NotificationData.Entry entry = new NotificationData.Entry(sbn, ranking);
         Dependency.get(LeakDetector.class).trackInstance(entry);
         entry.createIcons(mContext, sbn);
         // Construct the expanded view.
@@ -754,12 +757,14 @@
     }
 
     private void addNotificationInternal(StatusBarNotification notification,
-            NotificationListenerService.RankingMap ranking) throws InflationException {
+            NotificationListenerService.RankingMap rankingMap) throws InflationException {
         String key = notification.getKey();
         if (DEBUG) Log.d(TAG, "addNotification key=" + key);
 
-        mNotificationData.updateRanking(ranking);
-        NotificationData.Entry shadeEntry = createNotificationViews(notification);
+        mNotificationData.updateRanking(rankingMap);
+        NotificationListenerService.Ranking ranking = new NotificationListenerService.Ranking();
+        rankingMap.getRanking(key, ranking);
+        NotificationData.Entry shadeEntry = createNotificationViews(notification, ranking);
         boolean isHeadsUped = shouldPeek(shadeEntry);
         if (!isHeadsUped && notification.getNotification().fullScreenIntent != null) {
             if (shouldSuppressFullScreenIntent(shadeEntry)) {
@@ -905,11 +910,57 @@
         mPresenter.updateNotificationViews();
     }
 
-    public void updateNotificationRanking(NotificationListenerService.RankingMap ranking) {
-        mNotificationData.updateRanking(ranking);
+    public void updateNotificationRanking(NotificationListenerService.RankingMap rankingMap) {
+        List<NotificationData.Entry> entries = new ArrayList<>();
+        entries.addAll(mNotificationData.getActiveNotifications());
+        entries.addAll(mPendingNotifications.values());
+
+        // Has a copy of the current UI adjustments.
+        ArrayMap<String, NotificationUiAdjustment> oldAdjustments = new ArrayMap<>();
+        for (NotificationData.Entry entry : entries) {
+            NotificationUiAdjustment adjustment =
+                    NotificationUiAdjustment.extractFromNotificationEntry(entry);
+            oldAdjustments.put(entry.key, adjustment);
+        }
+
+        // Populate notification entries from the new rankings.
+        mNotificationData.updateRanking(rankingMap);
+        updateRankingOfPendingNotifications(rankingMap);
+
+        // By comparing the old and new UI adjustments, reinflate the view accordingly.
+        for (NotificationData.Entry entry : entries) {
+            NotificationUiAdjustment newAdjustment =
+                    NotificationUiAdjustment.extractFromNotificationEntry(entry);
+
+            if (NotificationUiAdjustment.needReinflate(
+                    oldAdjustments.get(entry.key), newAdjustment)) {
+                if (entry.row != null) {
+                    entry.reset();
+                    PackageManager pmUser = StatusBar.getPackageManagerForUser(mContext,
+                            entry.notification.getUser().getIdentifier());
+                    updateNotification(entry, pmUser, entry.notification, entry.row);
+                } else {
+                    // Once the RowInflaterTask is done, it will pick up the updated entry, so
+                    // no-op here.
+                }
+            }
+        }
+
         updateNotifications();
     }
 
+    private void updateRankingOfPendingNotifications(
+            @Nullable NotificationListenerService.RankingMap rankingMap) {
+        if (rankingMap == null) {
+            return;
+        }
+        NotificationListenerService.Ranking tmpRanking = new NotificationListenerService.Ranking();
+        for (NotificationData.Entry pendingNotification : mPendingNotifications.values()) {
+            rankingMap.getRanking(pendingNotification.key, tmpRanking);
+            pendingNotification.populateFromRanking(tmpRanking);
+        }
+    }
+
     protected boolean shouldPeek(NotificationData.Entry entry) {
         return shouldPeek(entry, entry.notification);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationUiAdjustment.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationUiAdjustment.java
new file mode 100644
index 0000000..e6bdb26
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationUiAdjustment.java
@@ -0,0 +1,151 @@
+/*
+ * 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 com.android.systemui.statusbar;
+
+import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.app.Notification;
+import android.app.RemoteInput;
+import android.graphics.drawable.Icon;
+import android.text.TextUtils;
+
+import androidx.annotation.VisibleForTesting;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+
+/**
+ * By diffing two entries, determines is view reinflation needed.
+ */
+public class NotificationUiAdjustment {
+
+    public final String key;
+    public final List<Notification.Action> smartActions;
+
+    @VisibleForTesting
+    NotificationUiAdjustment(String key, List<Notification.Action> smartActions) {
+        this.key = key;
+        this.smartActions = smartActions == null
+                ? Collections.emptyList()
+                : new ArrayList<>(smartActions);
+    }
+
+    public static NotificationUiAdjustment extractFromNotificationEntry(
+            NotificationData.Entry entry) {
+        return new NotificationUiAdjustment(entry.key, entry.smartActions);
+    }
+
+    public static boolean needReinflate(
+            @NonNull NotificationUiAdjustment oldAdjustment,
+            @NonNull NotificationUiAdjustment newAdjustment) {
+        if (oldAdjustment == newAdjustment) {
+            return false;
+        }
+        return areDifferent(oldAdjustment.smartActions, newAdjustment.smartActions);
+    }
+
+    public static boolean areDifferent(
+            @NonNull List<Notification.Action> first, @NonNull List<Notification.Action> second) {
+        if (first == second) {
+            return false;
+        }
+        if (first == null || second == null) {
+            return true;
+        }
+        if (first.size() != second.size()) {
+            return true;
+        }
+        for (int i = 0; i < first.size(); i++) {
+            Notification.Action firstAction = first.get(i);
+            Notification.Action secondAction = second.get(i);
+
+            if (!TextUtils.equals(firstAction.title, secondAction.title)) {
+                return true;
+            }
+
+            if (areDifferent(firstAction.getIcon(), secondAction.getIcon())) {
+                return true;
+            }
+
+            if (!Objects.equals(firstAction.actionIntent, secondAction.actionIntent)) {
+                return true;
+            }
+
+            if (areDifferent(firstAction.getRemoteInputs(), secondAction.getRemoteInputs())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private static boolean areDifferent(@Nullable Icon first, @Nullable Icon second) {
+        if (first == second) {
+            return false;
+        }
+        if (first == null || second == null) {
+            return true;
+        }
+        return !first.sameAs(second);
+    }
+
+    private static boolean areDifferent(
+            @Nullable RemoteInput[] first, @Nullable RemoteInput[] second) {
+        if (first == second) {
+            return false;
+        }
+        if (first == null || second == null) {
+            return true;
+        }
+        if (first.length != second.length) {
+            return true;
+        }
+        for (int i = 0; i < first.length; i++) {
+            RemoteInput firstRemoteInput = first[i];
+            RemoteInput secondRemoteInput = second[i];
+
+            if (!TextUtils.equals(firstRemoteInput.getLabel(), secondRemoteInput.getLabel())) {
+                return true;
+            }
+            if (areDifferent(firstRemoteInput.getChoices(), secondRemoteInput.getChoices())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private static boolean areDifferent(
+            @Nullable CharSequence[] first, @Nullable CharSequence[] second) {
+        if (first == second) {
+            return false;
+        }
+        if (first == null || second == null) {
+            return true;
+        }
+        if (first.length != second.length) {
+            return true;
+        }
+        for (int i = 0; i < first.length; i++) {
+            CharSequence firstCharSequence = first[i];
+            CharSequence secondCharSequence = second[i];
+            if (!TextUtils.equals(firstCharSequence, secondCharSequence)) {
+                return true;
+            }
+        }
+        return false;
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInflater.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInflater.java
index 1303057..9d5a682 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInflater.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/NotificationInflater.java
@@ -27,15 +27,17 @@
 import android.widget.RemoteViews;
 
 import com.android.internal.annotations.VisibleForTesting;
-import com.android.systemui.R;
-import com.android.systemui.statusbar.InflationTask;
 import com.android.systemui.statusbar.ExpandableNotificationRow;
+import com.android.systemui.statusbar.InflationTask;
 import com.android.systemui.statusbar.NotificationContentView;
 import com.android.systemui.statusbar.NotificationData;
 import com.android.systemui.statusbar.phone.StatusBar;
 import com.android.systemui.util.Assert;
 
+import java.util.ArrayList;
+import java.util.Collections;
 import java.util.HashMap;
+import java.util.List;
 import java.util.concurrent.Executor;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.ThreadFactory;
@@ -67,6 +69,7 @@
     private boolean mIsChildInGroup;
     private InflationCallback mCallback;
     private boolean mRedactAmbient;
+    private List<Notification.Action> mSmartActions;
 
     public NotificationInflater(ExpandableNotificationRow row) {
         mRow = row;
@@ -95,6 +98,10 @@
         mUsesIncreasedHeight = usesIncreasedHeight;
     }
 
+    public void setSmartActions(List<Notification.Action> smartActions) {
+        mSmartActions = smartActions;
+    }
+
     public void setUsesIncreasedHeadsUpHeight(boolean usesIncreasedHeight) {
         mUsesIncreasedHeadsUpHeight = usesIncreasedHeight;
     }
@@ -140,7 +147,7 @@
         AsyncInflationTask task = new AsyncInflationTask(sbn, reInflateFlags, mRow,
                 mIsLowPriority,
                 mIsChildInGroup, mUsesIncreasedHeight, mUsesIncreasedHeadsUpHeight, mRedactAmbient,
-                mCallback, mRemoteViewClickHandler);
+                mCallback, mRemoteViewClickHandler, mSmartActions);
         if (mCallback != null && mCallback.doInflateSynchronous()) {
             task.onPostExecute(task.doInBackground());
         } else {
@@ -586,13 +593,15 @@
         private Exception mError;
         private RemoteViews.OnClickHandler mRemoteViewClickHandler;
         private CancellationSignal mCancellationSignal;
+        private List<Notification.Action> mSmartActions;
 
         private AsyncInflationTask(StatusBarNotification notification,
                 int reInflateFlags, ExpandableNotificationRow row, boolean isLowPriority,
                 boolean isChildInGroup, boolean usesIncreasedHeight,
                 boolean usesIncreasedHeadsUpHeight, boolean redactAmbient,
                 InflationCallback callback,
-                RemoteViews.OnClickHandler remoteViewClickHandler) {
+                RemoteViews.OnClickHandler remoteViewClickHandler,
+                List<Notification.Action> smartActions) {
             mRow = row;
             mSbn = notification;
             mReInflateFlags = reInflateFlags;
@@ -604,6 +613,9 @@
             mRedactAmbient = redactAmbient;
             mRemoteViewClickHandler = remoteViewClickHandler;
             mCallback = callback;
+            mSmartActions = smartActions == null
+                    ? Collections.emptyList()
+                    : new ArrayList<>(smartActions);
             NotificationData.Entry entry = row.getEntry();
             entry.setInflationTask(this);
         }
@@ -619,6 +631,9 @@
                 final Notification.Builder recoveredBuilder
                         = Notification.Builder.recoverBuilder(mContext,
                         mSbn.getNotification());
+
+                applyChanges(recoveredBuilder);
+
                 Context packageContext = mSbn.getPackageContext(mContext);
                 Notification notification = mSbn.getNotification();
                 if (notification.isMediaNotification()) {
@@ -646,6 +661,18 @@
             }
         }
 
+        /**
+         * Apply changes to the given notification builder, like adding smart actions suggested by
+         * a {@link android.service.notification.NotificationAssistantService}.
+         */
+        private void applyChanges(Notification.Builder builder) {
+            if (mSmartActions != null) {
+                for (Notification.Action smartAction : mSmartActions) {
+                    builder.addAction(smartAction);
+                }
+            }
+        }
+
         private void handleError(Exception e) {
             mRow.getEntry().onInflationTaskFinished();
             StatusBarNotification sbn = mRow.getStatusBarNotification();
diff --git a/packages/SystemUI/tests/src/com/android/systemui/power/PowerUITest.java b/packages/SystemUI/tests/src/com/android/systemui/power/PowerUITest.java
index d19715d..5ecf0c0 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/power/PowerUITest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/power/PowerUITest.java
@@ -24,6 +24,7 @@
 
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -66,6 +67,8 @@
     public static final long BELOW_HYBRID_THRESHOLD = TimeUnit.HOURS.toMillis(2);
     public static final long ABOVE_HYBRID_THRESHOLD = TimeUnit.HOURS.toMillis(4);
     private static final long ABOVE_CHARGE_CYCLE_THRESHOLD = Duration.ofHours(8).toMillis();
+    private static final int OLD_BATTERY_LEVEL_NINE = 9;
+    private static final int OLD_BATTERY_LEVEL_10 = 10;
     private HardwarePropertiesManager mHardProps;
     private WarningsUI mMockWarnings;
     private PowerUI mPowerUI;
@@ -307,8 +310,8 @@
                 .thenReturn(new Estimate(BELOW_HYBRID_THRESHOLD, true));
         mPowerUI.mBatteryStatus = BatteryManager.BATTERY_HEALTH_GOOD;
 
-        mPowerUI.maybeShowBatteryWarning(UNPLUGGED, UNPLUGGED, ABOVE_WARNING_BUCKET,
-                ABOVE_WARNING_BUCKET);
+        mPowerUI.maybeShowBatteryWarning(OLD_BATTERY_LEVEL_NINE, UNPLUGGED, UNPLUGGED,
+                ABOVE_WARNING_BUCKET, ABOVE_WARNING_BUCKET);
 
         // reduce battery level to handle time based trigger -> level trigger interactions
         mPowerUI.mBatteryLevel = 10;
@@ -449,6 +452,33 @@
         verify(mMockWarnings, never()).dismissLowBatteryWarning();
     }
 
+    @Test
+    public void testMaybeShowBatteryWarning_onlyQueriesEstimateOnBatteryLevelChangeOrNull() {
+        mPowerUI.start();
+        Estimate estimate = new Estimate(BELOW_HYBRID_THRESHOLD, true);
+        when(mEnhancedEstimates.isHybridNotificationEnabled()).thenReturn(true);
+        when(mEnhancedEstimates.getLowWarningThreshold()).thenReturn(PowerUI.THREE_HOURS_IN_MILLIS);
+        when(mEnhancedEstimates.getSevereWarningThreshold()).thenReturn(ONE_HOUR_MILLIS);
+        when(mEnhancedEstimates.getEstimate()).thenReturn(estimate);
+        mPowerUI.mBatteryStatus = BatteryManager.BATTERY_HEALTH_GOOD;
+
+        // we expect that the first time it will query even if the level is the same
+        mPowerUI.mBatteryLevel = 9;
+        mPowerUI.maybeShowBatteryWarning(OLD_BATTERY_LEVEL_NINE, UNPLUGGED, UNPLUGGED,
+                ABOVE_WARNING_BUCKET, ABOVE_WARNING_BUCKET);
+        verify(mEnhancedEstimates, times(1)).getEstimate();
+
+        // We should NOT query again if the battery level hasn't changed
+        mPowerUI.maybeShowBatteryWarning(OLD_BATTERY_LEVEL_NINE, UNPLUGGED, UNPLUGGED,
+                ABOVE_WARNING_BUCKET, ABOVE_WARNING_BUCKET);
+        verify(mEnhancedEstimates, times(1)).getEstimate();
+
+        // Battery level has changed, so we should query again
+        mPowerUI.maybeShowBatteryWarning(OLD_BATTERY_LEVEL_10, UNPLUGGED, UNPLUGGED,
+                ABOVE_WARNING_BUCKET, ABOVE_WARNING_BUCKET);
+        verify(mEnhancedEstimates, times(2)).getEstimate();
+    }
+
     private void setCurrentTemp(float temp) {
         when(mHardProps.getDeviceTemperatures(DEVICE_TEMPERATURE_SKIN, TEMPERATURE_CURRENT))
                 .thenReturn(new float[] { temp });
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationDataTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationDataTest.java
index 77522e4..f2f58938 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationDataTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationDataTest.java
@@ -38,11 +38,16 @@
 import android.Manifest;
 import android.app.Notification;
 import android.app.NotificationChannel;
+import android.app.PendingIntent;
+import android.content.Intent;
 import android.content.pm.IPackageManager;
 import android.content.pm.PackageManager;
+import android.graphics.drawable.Icon;
 import android.media.session.MediaSession;
 import android.os.Bundle;
 import android.service.notification.NotificationListenerService;
+import android.service.notification.NotificationListenerService.Ranking;
+import android.service.notification.SnoozeCriterion;
 import android.service.notification.StatusBarNotification;
 import android.support.test.annotation.UiThreadTest;
 import android.support.test.filters.SmallTest;
@@ -72,6 +77,8 @@
     private static final int UID_ALLOW_DURING_SETUP = 456;
     private static final String TEST_HIDDEN_NOTIFICATION_KEY = "testHiddenNotificationKey";
     private static final String TEST_EXEMPT_DND_VISUAL_SUPPRESSION_KEY = "exempt";
+    private static final NotificationChannel NOTIFICATION_CHANNEL =
+            new NotificationChannel("id", "name", NotificationChannel.USER_LOCKED_IMPORTANCE);
 
     private final StatusBarNotification mMockStatusBarNotification =
             mock(StatusBarNotification.class);
@@ -145,11 +152,9 @@
     @Test
     public void testChannelSetWhenAdded() {
         mNotificationData.add(mRow.getEntry());
-        Assert.assertTrue(mRow.getEntry().channel != null);
+        assertEquals(NOTIFICATION_CHANNEL, mRow.getEntry().channel);
     }
 
-
-
     @Test
     public void testAllRelevantNotisTaggedWithAppOps() throws Exception {
         mNotificationData.add(mRow.getEntry());
@@ -373,6 +378,32 @@
         assertFalse(mNotificationData.isExemptFromDndVisualSuppression(entry));
     }
 
+    @Test
+    public void testCreateNotificationDataEntry_RankingUpdate() {
+        Ranking ranking = mock(Ranking.class);
+
+        ArrayList<Notification.Action> smartActions = new ArrayList<>();
+        smartActions.add(createAction());
+        when(ranking.getSmartActions()).thenReturn(smartActions);
+
+        when(ranking.getChannel()).thenReturn(NOTIFICATION_CHANNEL);
+
+        when(ranking.getUserSentiment()).thenReturn(Ranking.USER_SENTIMENT_NEGATIVE);
+
+        SnoozeCriterion snoozeCriterion = new SnoozeCriterion("id", "explanation", "confirmation");
+        ArrayList<SnoozeCriterion> snoozeCriterions = new ArrayList<>();
+        snoozeCriterions.add(snoozeCriterion);
+        when(ranking.getSnoozeCriteria()).thenReturn(snoozeCriterions);
+
+        NotificationData.Entry entry =
+                new NotificationData.Entry(mMockStatusBarNotification, ranking);
+
+        assertEquals(smartActions, entry.smartActions);
+        assertEquals(NOTIFICATION_CHANNEL, entry.channel);
+        assertEquals(Ranking.USER_SENTIMENT_NEGATIVE, entry.userSentiment);
+        assertEquals(snoozeCriterions, entry.snoozeCriteria);
+    }
+
     private void initStatusBarNotification(boolean allowDuringSetup) {
         Bundle bundle = new Bundle();
         bundle.putBoolean(Notification.EXTRA_ALLOW_DURING_SETUP, allowDuringSetup);
@@ -388,12 +419,7 @@
         }
 
         @Override
-        public NotificationChannel getChannel(String key) {
-            return new NotificationChannel(null, null, 0);
-        }
-
-        @Override
-        protected boolean getRanking(String key, NotificationListenerService.Ranking outRanking) {
+        protected boolean getRanking(String key, Ranking outRanking) {
             super.getRanking(key, outRanking);
             if (key.equals(TEST_HIDDEN_NOTIFICATION_KEY)) {
                 outRanking.populate(key, outRanking.getRank(),
@@ -401,23 +427,31 @@
                         outRanking.getVisibilityOverride(), outRanking.getSuppressedVisualEffects(),
                         outRanking.getImportance(), outRanking.getImportanceExplanation(),
                         outRanking.getOverrideGroupKey(), outRanking.getChannel(), null, null,
-                        outRanking.canShowBadge(), outRanking.getUserSentiment(), true);
+                        outRanking.canShowBadge(), outRanking.getUserSentiment(), true,
+                        null);
             } else if (key.equals(TEST_EXEMPT_DND_VISUAL_SUPPRESSION_KEY)) {
                 outRanking.populate(key, outRanking.getRank(),
                         outRanking.matchesInterruptionFilter(),
                         outRanking.getVisibilityOverride(), 255,
                         outRanking.getImportance(), outRanking.getImportanceExplanation(),
                         outRanking.getOverrideGroupKey(), outRanking.getChannel(), null, null,
-                        outRanking.canShowBadge(), outRanking.getUserSentiment(), true);
+                        outRanking.canShowBadge(), outRanking.getUserSentiment(), true, null);
             } else {
                 outRanking.populate(key, outRanking.getRank(),
                         outRanking.matchesInterruptionFilter(),
                         outRanking.getVisibilityOverride(), outRanking.getSuppressedVisualEffects(),
                         outRanking.getImportance(), outRanking.getImportanceExplanation(),
-                        outRanking.getOverrideGroupKey(), outRanking.getChannel(), null, null,
-                        outRanking.canShowBadge(), outRanking.getUserSentiment(), false);
+                        outRanking.getOverrideGroupKey(), NOTIFICATION_CHANNEL, null, null,
+                        outRanking.canShowBadge(), outRanking.getUserSentiment(), false, null);
             }
             return true;
         }
     }
+
+    private Notification.Action createAction() {
+        return new Notification.Action.Builder(
+                Icon.createWithResource(getContext(), android.R.drawable.sym_def_app_icon),
+                "action",
+                PendingIntent.getBroadcast(getContext(), 0, new Intent("Action"), 0)).build();
+    }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationEntryManagerTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationEntryManagerTest.java
index afe16cf..e75e578 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationEntryManagerTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationEntryManagerTest.java
@@ -37,7 +37,10 @@
 import android.app.AppOpsManager;
 import android.app.Notification;
 import android.app.NotificationManager;
+import android.app.PendingIntent;
 import android.content.Context;
+import android.content.Intent;
+import android.graphics.drawable.Icon;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.UserHandle;
@@ -54,6 +57,8 @@
 import com.android.systemui.ForegroundServiceController;
 import com.android.systemui.R;
 import com.android.systemui.SysuiTestCase;
+import com.android.systemui.statusbar.notification.NotificationInflater;
+import com.android.systemui.statusbar.notification.RowInflaterTask;
 import com.android.systemui.statusbar.notification.VisualStabilityManager;
 import com.android.systemui.statusbar.phone.NotificationGroupManager;
 import com.android.systemui.statusbar.policy.DeviceProvisionedController;
@@ -68,6 +73,9 @@
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 
@@ -99,6 +107,7 @@
     @Mock private VisualStabilityManager mVisualStabilityManager;
     @Mock private MetricsLogger mMetricsLogger;
     @Mock private SmartReplyController mSmartReplyController;
+    @Mock private RowInflaterTask mAsyncInflationTask;
 
     private NotificationData.Entry mEntry;
     private StatusBarNotification mSbn;
@@ -139,7 +148,26 @@
                     0,
                     NotificationManager.IMPORTANCE_DEFAULT,
                     null, null,
-                    null, null, null, true, sentiment, false);
+                    null, null, null, true, sentiment, false, null);
+            return true;
+        }).when(mRankingMap).getRanking(eq(key), any(NotificationListenerService.Ranking.class));
+    }
+
+    private void setSmartActions(String key, ArrayList<Notification.Action> smartActions) {
+        doAnswer(invocationOnMock -> {
+            NotificationListenerService.Ranking ranking = (NotificationListenerService.Ranking)
+                    invocationOnMock.getArguments()[1];
+            ranking.populate(
+                    key,
+                    0,
+                    false,
+                    0,
+                    0,
+                    NotificationManager.IMPORTANCE_DEFAULT,
+                    null, null,
+                    null, null, null, true,
+                    NotificationListenerService.Ranking.USER_SENTIMENT_NEUTRAL, false,
+                    smartActions);
             return true;
         }).when(mRankingMap).getRanking(eq(key), any(NotificationListenerService.Ranking.class));
     }
@@ -427,4 +455,71 @@
         Assert.assertTrue(newSbn.getNotification().extras
                 .getBoolean(Notification.EXTRA_HIDE_SMART_REPLIES, false));
     }
+
+    @Test
+    public void testUpdateNotificationRanking() {
+        when(mPresenter.isDeviceProvisioned()).thenReturn(true);
+        when(mPresenter.isNotificationForCurrentProfiles(any())).thenReturn(true);
+
+        mEntry.row = mRow;
+        mEntry.setInflationTask(mAsyncInflationTask);
+        mEntryManager.getNotificationData().add(mEntry);
+        setSmartActions(mEntry.key, new ArrayList<>(Arrays.asList(createAction())));
+
+        mEntryManager.updateNotificationRanking(mRankingMap);
+        verify(mRow).updateNotification(eq(mEntry));
+        assertEquals(1, mEntry.smartActions.size());
+        assertEquals("action", mEntry.smartActions.get(0).title);
+    }
+
+    @Test
+    public void testUpdateNotificationRanking_noChange() {
+        when(mPresenter.isDeviceProvisioned()).thenReturn(true);
+        when(mPresenter.isNotificationForCurrentProfiles(any())).thenReturn(true);
+
+        mEntry.row = mRow;
+        mEntryManager.getNotificationData().add(mEntry);
+        setSmartActions(mEntry.key, null);
+
+        mEntryManager.updateNotificationRanking(mRankingMap);
+        verify(mRow, never()).updateNotification(eq(mEntry));
+        assertEquals(0, mEntry.smartActions.size());
+    }
+
+    @Test
+    public void testUpdateNotificationRanking_rowNotInflatedYet() {
+        when(mPresenter.isDeviceProvisioned()).thenReturn(true);
+        when(mPresenter.isNotificationForCurrentProfiles(any())).thenReturn(true);
+
+        mEntry.row = null;
+        mEntryManager.getNotificationData().add(mEntry);
+        setSmartActions(mEntry.key, new ArrayList<>(Arrays.asList(createAction())));
+
+        mEntryManager.updateNotificationRanking(mRankingMap);
+        verify(mRow, never()).updateNotification(eq(mEntry));
+        assertEquals(1, mEntry.smartActions.size());
+        assertEquals("action", mEntry.smartActions.get(0).title);
+    }
+
+    @Test
+    public void testUpdateNotificationRanking_pendingNotification() {
+        when(mPresenter.isDeviceProvisioned()).thenReturn(true);
+        when(mPresenter.isNotificationForCurrentProfiles(any())).thenReturn(true);
+
+        mEntry.row = null;
+        mEntryManager.mPendingNotifications.put(mEntry.key, mEntry);
+        setSmartActions(mEntry.key, new ArrayList<>(Arrays.asList(createAction())));
+
+        mEntryManager.updateNotificationRanking(mRankingMap);
+        verify(mRow, never()).updateNotification(eq(mEntry));
+        assertEquals(1, mEntry.smartActions.size());
+        assertEquals("action", mEntry.smartActions.get(0).title);
+    }
+
+    private Notification.Action createAction() {
+        return new Notification.Action.Builder(
+                Icon.createWithResource(getContext(), android.R.drawable.sym_def_app_icon),
+                "action",
+                PendingIntent.getBroadcast(getContext(), 0, new Intent("Action"), 0)).build();
+    }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationUiAdjustmentTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationUiAdjustmentTest.java
new file mode 100644
index 0000000..ce47e60
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/NotificationUiAdjustmentTest.java
@@ -0,0 +1,180 @@
+/*
+ * 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 com.android.systemui.statusbar;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.app.Notification;
+import android.app.PendingIntent;
+import android.app.RemoteInput;
+import android.content.Intent;
+import android.graphics.drawable.Icon;
+import android.support.test.filters.SmallTest;
+
+import com.android.internal.R;
+import com.android.systemui.SysuiTestCase;
+
+import org.junit.Test;
+
+import java.util.Collections;
+
+@SmallTest
+public class NotificationUiAdjustmentTest extends SysuiTestCase {
+
+    @Test
+    public void needReinflate_differentLength() {
+        PendingIntent pendingIntent =
+                PendingIntent.getActivity(mContext, 0, new Intent(), 0);
+        Notification.Action action =
+                createActionBuilder("first", R.drawable.ic_corp_icon, pendingIntent).build();
+        assertThat(NotificationUiAdjustment.needReinflate(
+                new NotificationUiAdjustment("first", Collections.emptyList()),
+                new NotificationUiAdjustment("second", Collections.singletonList(action))))
+                .isTrue();
+    }
+
+    @Test
+    public void needReinflate_differentLabels() {
+        PendingIntent pendingIntent =
+                PendingIntent.getActivity(mContext, 0, new Intent(), 0);
+        Notification.Action firstAction =
+                createActionBuilder("first", R.drawable.ic_corp_icon, pendingIntent).build();
+        Notification.Action secondAction =
+                createActionBuilder("second", R.drawable.ic_corp_icon, pendingIntent).build();
+
+        assertThat(NotificationUiAdjustment.needReinflate(
+                new NotificationUiAdjustment("first", Collections.singletonList(firstAction)),
+                new NotificationUiAdjustment("second", Collections.singletonList(secondAction))))
+                .isTrue();
+    }
+
+    @Test
+    public void needReinflate_differentIcons() {
+        PendingIntent pendingIntent =
+                PendingIntent.getActivity(mContext, 0, new Intent(), 0);
+        Notification.Action firstAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, pendingIntent).build();
+        Notification.Action secondAction =
+                createActionBuilder("same", R.drawable.ic_account_circle, pendingIntent)
+                        .build();
+
+        assertThat(NotificationUiAdjustment.needReinflate(
+                new NotificationUiAdjustment("first", Collections.singletonList(firstAction)),
+                new NotificationUiAdjustment("second", Collections.singletonList(secondAction))))
+                .isTrue();
+    }
+
+    @Test
+    public void needReinflate_differentPendingIntent() {
+        PendingIntent firstPendingIntent =
+                PendingIntent.getActivity(mContext, 0, new Intent(Intent.ACTION_VIEW), 0);
+        PendingIntent secondPendingIntent =
+                PendingIntent.getActivity(mContext, 0, new Intent(Intent.ACTION_PROCESS_TEXT), 0);
+        Notification.Action firstAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, firstPendingIntent)
+                        .build();
+        Notification.Action secondAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, secondPendingIntent)
+                        .build();
+
+        assertThat(NotificationUiAdjustment.needReinflate(
+                new NotificationUiAdjustment("first", Collections.singletonList(firstAction)),
+                new NotificationUiAdjustment("second", Collections.singletonList(secondAction))))
+                .isTrue();
+    }
+
+    @Test
+    public void needReinflate_differentChoices() {
+        PendingIntent pendingIntent =
+                PendingIntent.getActivity(mContext, 0, new Intent(), 0);
+
+        RemoteInput firstRemoteInput =
+                createRemoteInput("same", "same", new CharSequence[] {"first"});
+        RemoteInput secondRemoteInput =
+                createRemoteInput("same", "same", new CharSequence[] {"second"});
+
+        Notification.Action firstAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, pendingIntent)
+                        .addRemoteInput(firstRemoteInput)
+                        .build();
+        Notification.Action secondAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, pendingIntent)
+                        .addRemoteInput(secondRemoteInput)
+                        .build();
+
+        assertThat(NotificationUiAdjustment.needReinflate(
+                new NotificationUiAdjustment("first", Collections.singletonList(firstAction)),
+                new NotificationUiAdjustment("second", Collections.singletonList(secondAction))))
+                .isTrue();
+    }
+
+    @Test
+    public void needReinflate_differentRemoteInputLabel() {
+        PendingIntent pendingIntent =
+                PendingIntent.getActivity(mContext, 0, new Intent(), 0);
+
+        RemoteInput firstRemoteInput =
+                createRemoteInput("same", "first", new CharSequence[] {"same"});
+        RemoteInput secondRemoteInput =
+                createRemoteInput("same", "second", new CharSequence[] {"same"});
+
+        Notification.Action firstAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, pendingIntent)
+                        .addRemoteInput(firstRemoteInput)
+                        .build();
+        Notification.Action secondAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, pendingIntent)
+                        .addRemoteInput(secondRemoteInput)
+                        .build();
+
+        assertThat(NotificationUiAdjustment.needReinflate(
+                new NotificationUiAdjustment("first", Collections.singletonList(firstAction)),
+                new NotificationUiAdjustment("second", Collections.singletonList(secondAction))))
+                .isTrue();
+    }
+
+    @Test
+    public void needReinflate_negative() {
+        PendingIntent pendingIntent =
+                PendingIntent.getActivity(mContext, 0, new Intent(), 0);
+        RemoteInput firstRemoteInput =
+                createRemoteInput("same", "same", new CharSequence[] {"same"});
+        RemoteInput secondRemoteInput =
+                createRemoteInput("same", "same", new CharSequence[] {"same"});
+
+        Notification.Action firstAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, pendingIntent)
+                        .addRemoteInput(firstRemoteInput).build();
+        Notification.Action secondAction =
+                createActionBuilder("same", R.drawable.ic_corp_icon, pendingIntent)
+                        .addRemoteInput(secondRemoteInput).build();
+
+        assertThat(NotificationUiAdjustment.needReinflate(
+                new NotificationUiAdjustment("first", Collections.singletonList(firstAction)),
+                new NotificationUiAdjustment("second", Collections.singletonList(secondAction))))
+                .isFalse();
+    }
+
+    private Notification.Action.Builder createActionBuilder(
+            String title, int drawableRes, PendingIntent pendingIntent) {
+        return new Notification.Action.Builder(
+                Icon.createWithResource(mContext, drawableRes), title, pendingIntent);
+    }
+
+    private RemoteInput createRemoteInput(String resultKey, String label, CharSequence[] choices) {
+        return new RemoteInput.Builder(resultKey).setLabel(label).setChoices(choices).build();
+    }
+}
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index dc6d16b..b6a5a9c 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -6160,6 +6160,14 @@
     // CATEGORY: SETTINGS
     // OS: Q
     FACE_ENROLL_FINISHED = 1508;
+
+    // OPEN: Face Enroll sidecar
+    // CATEGORY: SETTINGS
+    // OS: Q
+    FACE_ENROLL_SIDECAR = 1509;
+
+    // OPEN: Settings > Add face > Error dialog
+    DIALOG_FACE_ERROR = 5510;
     // ---- End Q Constants, all Q constants go above this line ----
 
     // Add new aosp constants above this line.
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 015d4a4..5950c9a 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -18878,6 +18878,7 @@
                 // The process is being computed, so there is a cycle. We cannot
                 // rely on this process's state.
                 app.containsCycle = true;
+
                 return false;
             }
         }
@@ -18902,6 +18903,7 @@
         final int logUid = mCurOomAdjUid;
 
         int prevAppAdj = app.curAdj;
+        int prevProcState = app.curProcState;
 
         if (app.maxAdj <= ProcessList.FOREGROUND_APP_ADJ) {
             // The max adjustment doesn't allow this app to be anything
@@ -19279,11 +19281,16 @@
                         ProcessRecord client = cr.binding.client;
                         computeOomAdjLocked(client, cachedAdj, TOP_APP, doingAll, now);
                         if (client.containsCycle) {
-                            // We've detected a cycle. We should ignore this connection and allow
-                            // this process to retry computeOomAdjLocked later in case a later-checked
-                            // connection from a client  would raise its priority legitimately.
+                            // 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;
-                            continue;
+                            // If the client has not been completely evaluated, skip using its
+                            // priority. Else use the conservative value for now and look for a
+                            // better state in the next iteration.
+                            if (client.completedAdjSeq < mAdjSeq) {
+                                continue;
+                            }
                         }
                         int clientAdj = client.curRawAdj;
                         int clientProcState = client.curProcState;
@@ -19512,11 +19519,16 @@
                 }
                 computeOomAdjLocked(client, cachedAdj, TOP_APP, doingAll, now);
                 if (client.containsCycle) {
-                    // We've detected a cycle. We should ignore this connection and allow
-                    // this process to retry computeOomAdjLocked later in case a later-checked
-                    // connection from a client  would raise its priority legitimately.
+                    // 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;
-                    continue;
+                    // If the client has not been completely evaluated, skip using its
+                    // priority. Else use the conservative value for now and look for a
+                    // better state in the next iteration.
+                    if (client.completedAdjSeq < mAdjSeq) {
+                        continue;
+                    }
                 }
                 int clientAdj = client.curRawAdj;
                 int clientProcState = client.curProcState;
@@ -19749,8 +19761,8 @@
         app.foregroundActivities = foregroundActivities;
         app.completedAdjSeq = mAdjSeq;
 
-        // if curAdj is less than prevAppAdj, then this process was promoted
-        return app.curAdj < prevAppAdj;
+        // if curAdj or curProcState improved, then this process was promoted
+        return app.curAdj < prevAppAdj || app.curProcState < prevProcState;
     }
 
     /**
@@ -20812,7 +20824,7 @@
         // - Continue retrying until no process was promoted.
         // - Iterate from least important to most important.
         int cycleCount = 0;
-        while (retryCycles) {
+        while (retryCycles && cycleCount < 10) {
             cycleCount++;
             retryCycles = false;
 
@@ -20827,6 +20839,7 @@
             for (int i=0; i<N; i++) {
                 ProcessRecord app = mLruProcesses.get(i);
                 if (!app.killedByAm && app.thread != null && app.containsCycle == true) {
+
                     if (computeOomAdjLocked(app, ProcessList.UNKNOWN_ADJ, TOP_APP, true, now)) {
                         retryCycles = true;
                     }
diff --git a/services/core/java/com/android/server/content/SyncJobService.java b/services/core/java/com/android/server/content/SyncJobService.java
index 089632d..bfcc629 100644
--- a/services/core/java/com/android/server/content/SyncJobService.java
+++ b/services/core/java/com/android/server/content/SyncJobService.java
@@ -16,12 +16,10 @@
 
 package com.android.server.content;
 
+import android.annotation.Nullable;
 import android.app.job.JobParameters;
 import android.app.job.JobService;
-import android.content.Intent;
 import android.os.Message;
-import android.os.Messenger;
-import android.os.RemoteException;
 import android.os.SystemClock;
 import android.util.Log;
 import android.util.Slog;
@@ -34,78 +32,86 @@
 public class SyncJobService extends JobService {
     private static final String TAG = "SyncManager";
 
-    public static final String EXTRA_MESSENGER = "messenger";
+    private static final Object sLock = new Object();
 
-    private Messenger mMessenger;
+    @GuardedBy("sLock")
+    private static SyncJobService sInstance;
 
-    private final Object mLock = new Object();
+    @GuardedBy("sLock")
+    private static final SparseArray<JobParameters> sJobParamsMap = new SparseArray<>();
 
-    @GuardedBy("mLock")
-    private final SparseArray<JobParameters> mJobParamsMap = new SparseArray<>();
+    @GuardedBy("sLock")
+    private static final SparseBooleanArray sStartedSyncs = new SparseBooleanArray();
 
-    @GuardedBy("mLock")
-    private final SparseBooleanArray mStartedSyncs = new SparseBooleanArray();
+    @GuardedBy("sLock")
+    private static final SparseLongArray sJobStartUptimes = new SparseLongArray();
 
-    @GuardedBy("mLock")
-    private final SparseLongArray mJobStartUptimes = new SparseLongArray();
+    private static final SyncLogger sLogger = SyncLogger.getInstance();
 
-    private final SyncLogger mLogger = SyncLogger.getInstance();
-
-    /**
-     * This service is started by the SyncManager which passes a messenger object to
-     * communicate back with it. It never stops while the device is running.
-     */
-    @Override
-    public int onStartCommand(Intent intent, int flags, int startId) {
-        mMessenger = intent.getParcelableExtra(EXTRA_MESSENGER);
-        Message m = Message.obtain();
-        m.what = SyncManager.SyncHandler.MESSAGE_JOBSERVICE_OBJECT;
-        m.obj = this;
-        sendMessage(m);
-
-        return START_NOT_STICKY;
+    private void updateInstance() {
+        synchronized (SyncJobService.class) {
+            sInstance = this;
+        }
     }
 
-    private void sendMessage(Message message) {
-        if (mMessenger == null) {
-            Slog.e(TAG, "Messenger not initialized.");
-            return;
+    @Nullable
+    private static SyncJobService getInstance() {
+        synchronized (sLock) {
+            if (sInstance == null) {
+                Slog.wtf(TAG, "sInstance == null");
+            }
+            return sInstance;
         }
-        try {
-            mMessenger.send(message);
-        } catch (RemoteException e) {
-            Slog.e(TAG, e.toString());
+    }
+
+    public static boolean isReady() {
+        synchronized (sLock) {
+            return sInstance != null;
         }
     }
 
     @Override
     public boolean onStartJob(JobParameters params) {
+        updateInstance();
 
-        mLogger.purgeOldLogs();
+        sLogger.purgeOldLogs();
+
+        SyncOperation op = SyncOperation.maybeCreateFromJobExtras(params.getExtras());
+
+        if (op == null) {
+            Slog.wtf(TAG, "Got invalid job " + params.getJobId());
+            return false;
+        }
+
+        final boolean readyToSync = SyncManager.readyToSync(op.target.userId);
+
+        sLogger.log("onStartJob() jobid=", params.getJobId(), " op=", op,
+                " readyToSync", readyToSync);
+
+        if (!readyToSync) {
+            // If the user isn't unlocked or the device has been provisioned yet, just stop the job
+            // at this point. If it's a non-periodic sync, ask the job scheduler to reschedule it.
+            // If it's a periodic sync, then just wait until the next cycle.
+            final boolean wantsReschedule = !op.isPeriodic;
+            jobFinished(params, wantsReschedule);
+            return true;
+        }
 
         boolean isLoggable = Log.isLoggable(TAG, Log.VERBOSE);
-        synchronized (mLock) {
+        synchronized (sLock) {
             final int jobId = params.getJobId();
-            mJobParamsMap.put(jobId, params);
+            sJobParamsMap.put(jobId, params);
 
-            mStartedSyncs.delete(jobId);
-            mJobStartUptimes.put(jobId, SystemClock.uptimeMillis());
+            sStartedSyncs.delete(jobId);
+            sJobStartUptimes.put(jobId, SystemClock.uptimeMillis());
         }
         Message m = Message.obtain();
         m.what = SyncManager.SyncHandler.MESSAGE_START_SYNC;
-        SyncOperation op = SyncOperation.maybeCreateFromJobExtras(params.getExtras());
-
-        mLogger.log("onStartJob() jobid=", params.getJobId(), " op=", op);
-
-        if (op == null) {
-            Slog.e(TAG, "Got invalid job " + params.getJobId());
-            return false;
-        }
         if (isLoggable) {
             Slog.v(TAG, "Got start job message " + op.target);
         }
         m.obj = op;
-        sendMessage(m);
+        SyncManager.sendMessage(m);
         return true;
     }
 
@@ -115,15 +121,22 @@
             Slog.v(TAG, "onStopJob called " + params.getJobId() + ", reason: "
                     + params.getStopReason());
         }
-        final boolean readyToSync = SyncManager.readyToSync();
+        final SyncOperation op = SyncOperation.maybeCreateFromJobExtras(params.getExtras());
+        if (op == null) {
+            Slog.wtf(TAG, "Got invalid job " + params.getJobId());
+            return false;
+        }
 
-        mLogger.log("onStopJob() ", mLogger.jobParametersToString(params),
+        final boolean readyToSync = SyncManager.readyToSync(op.target.userId);
+
+        sLogger.log("onStopJob() ", sLogger.jobParametersToString(params),
                 " readyToSync=", readyToSync);
-        synchronized (mLock) {
-            final int jobId = params.getJobId();
-            mJobParamsMap.remove(jobId);
 
-            final long startUptime = mJobStartUptimes.get(jobId);
+        synchronized (sLock) {
+            final int jobId = params.getJobId();
+            sJobParamsMap.remove(jobId);
+
+            final long startUptime = sJobStartUptimes.get(jobId);
             final long nowUptime = SystemClock.uptimeMillis();
             final long runtime = nowUptime - startUptime;
 
@@ -135,61 +148,57 @@
                 // WTF if startSyncH() hasn't happened, *unless* onStopJob() was called too soon.
                 // (1 minute threshold.)
                 // Also don't wtf when it's not ready to sync.
-                if (readyToSync && !mStartedSyncs.get(jobId)) {
+                if (readyToSync && !sStartedSyncs.get(jobId)) {
                     wtf("Job " + jobId + " didn't start: "
                             + " startUptime=" + startUptime
                             + " nowUptime=" + nowUptime
                             + " params=" + jobParametersToString(params));
                 }
-            } else if (runtime < 10 * 1000) {
-                // This happens too in a normal case too, and it's rather too often.
-                // Disable it for now.
-//                // Job stopped too soon. WTF.
-//                wtf("Job " + jobId + " stopped in " + runtime + " ms: "
-//                        + " startUptime=" + startUptime
-//                        + " nowUptime=" + nowUptime
-//                        + " params=" + jobParametersToString(params));
             }
 
-            mStartedSyncs.delete(jobId);
-            mJobStartUptimes.delete(jobId);
+            sStartedSyncs.delete(jobId);
+            sJobStartUptimes.delete(jobId);
         }
         Message m = Message.obtain();
         m.what = SyncManager.SyncHandler.MESSAGE_STOP_SYNC;
-        m.obj = SyncOperation.maybeCreateFromJobExtras(params.getExtras());
-        if (m.obj == null) {
-            return false;
-        }
+        m.obj = op;
 
         // Reschedule if this job was NOT explicitly canceled.
         m.arg1 = params.getStopReason() != JobParameters.REASON_CANCELED ? 1 : 0;
         // Apply backoff only if stop is called due to timeout.
         m.arg2 = params.getStopReason() == JobParameters.REASON_TIMEOUT ? 1 : 0;
 
-        sendMessage(m);
+        SyncManager.sendMessage(m);
         return false;
     }
 
-    public void callJobFinished(int jobId, boolean needsReschedule, String why) {
-        synchronized (mLock) {
-            JobParameters params = mJobParamsMap.get(jobId);
-            mLogger.log("callJobFinished()",
+    public static void callJobFinished(int jobId, boolean needsReschedule, String why) {
+        final SyncJobService instance = getInstance();
+        if (instance != null) {
+            instance.callJobFinishedInner(jobId, needsReschedule, why);
+        }
+    }
+
+    public void callJobFinishedInner(int jobId, boolean needsReschedule, String why) {
+        synchronized (sLock) {
+            JobParameters params = sJobParamsMap.get(jobId);
+            sLogger.log("callJobFinished()",
                     " jobid=", jobId,
                     " needsReschedule=", needsReschedule,
-                    " ", mLogger.jobParametersToString(params),
+                    " ", sLogger.jobParametersToString(params),
                     " why=", why);
             if (params != null) {
                 jobFinished(params, needsReschedule);
-                mJobParamsMap.remove(jobId);
+                sJobParamsMap.remove(jobId);
             } else {
                 Slog.e(TAG, "Job params not found for " + String.valueOf(jobId));
             }
         }
     }
 
-    public void markSyncStarted(int jobId) {
-        synchronized (mLock) {
-            mStartedSyncs.put(jobId, true);
+    public static void markSyncStarted(int jobId) {
+        synchronized (sLock) {
+            sStartedSyncs.put(jobId, true);
         }
     }
 
@@ -203,8 +212,8 @@
         }
     }
 
-    private void wtf(String message) {
-        mLogger.log(message);
+    private static void wtf(String message) {
+        sLogger.log(message);
         Slog.wtf(TAG, message);
     }
 }
diff --git a/services/core/java/com/android/server/content/SyncManager.java b/services/core/java/com/android/server/content/SyncManager.java
index 0a640b8..d06e785 100644
--- a/services/core/java/com/android/server/content/SyncManager.java
+++ b/services/core/java/com/android/server/content/SyncManager.java
@@ -21,6 +21,7 @@
 import android.accounts.AccountManager;
 import android.accounts.AccountManagerInternal;
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.annotation.UserIdInt;
 import android.app.ActivityManager;
 import android.app.AppGlobals;
@@ -72,7 +73,6 @@
 import android.os.IBinder;
 import android.os.Looper;
 import android.os.Message;
-import android.os.Messenger;
 import android.os.PowerManager;
 import android.os.Process;
 import android.os.RemoteCallback;
@@ -89,6 +89,7 @@
 import android.util.Log;
 import android.util.Pair;
 import android.util.Slog;
+import android.util.SparseBooleanArray;
 
 import com.android.internal.R;
 import com.android.internal.annotations.GuardedBy;
@@ -227,7 +228,6 @@
     // TODO: add better locking around mRunningAccounts
     private volatile AccountAndUser[] mRunningAccounts = INITIAL_ACCOUNTS_ARRAY;
 
-    volatile private PowerManager.WakeLock mHandleAlarmWakeLock;
     volatile private PowerManager.WakeLock mSyncManagerWakeLock;
     volatile private boolean mDataConnectionIsConnected = false;
     volatile private boolean mStorageIsLow = false;
@@ -238,7 +238,6 @@
     private final IBatteryStats mBatteryStats;
     private JobScheduler mJobScheduler;
     private JobSchedulerInternal mJobSchedulerInternal;
-    private SyncJobService mSyncJobService;
 
     private SyncStorageEngine mSyncStorageEngine;
 
@@ -318,16 +317,6 @@
                 }
             };
 
-    private final BroadcastReceiver mBootCompletedReceiver = new BroadcastReceiver() {
-        @Override
-        public void onReceive(Context context, Intent intent) {
-            mBootCompleted = true;
-            // Called because it gets all pending jobs and stores them in mScheduledSyncs cache.
-            verifyJobScheduler();
-            mSyncHandler.onBootCompleted();
-        }
-    };
-
     private final BroadcastReceiver mAccountsUpdatedReceiver = new BroadcastReceiver() {
         @Override
         public void onReceive(Context context, Intent intent) {
@@ -371,14 +360,14 @@
         m.sendToTarget();
     }
 
-    private void doDatabaseCleanup() {
+    private void removeStaleAccounts() {
         for (UserInfo user : mUserManager.getUsers(true)) {
             // Skip any partially created/removed users
             if (user.partial) continue;
             Account[] accountsForUser = AccountManagerService.getSingleton().getAccounts(
                     user.id, mContext.getOpPackageName());
 
-            mSyncStorageEngine.doDatabaseCleanup(accountsForUser, user.id);
+            mSyncStorageEngine.removeStaleAccounts(accountsForUser, user.id);
         }
     }
 
@@ -464,8 +453,8 @@
     private final SyncHandler mSyncHandler;
     private final SyncManagerConstants mConstants;
 
-    private volatile boolean mBootCompleted = false;
-    private volatile boolean mJobServiceReady = false;
+    @GuardedBy("mUnlockedUsers")
+    private final SparseBooleanArray mUnlockedUsers = new SparseBooleanArray();
 
     private ConnectivityManager getConnectivityManager() {
         synchronized (this) {
@@ -641,12 +630,6 @@
         IntentFilter intentFilter = new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION);
         context.registerReceiver(mConnectivityIntentReceiver, intentFilter);
 
-        if (!factoryTest) {
-            intentFilter = new IntentFilter(Intent.ACTION_BOOT_COMPLETED);
-            intentFilter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
-            context.registerReceiver(mBootCompletedReceiver, intentFilter);
-        }
-
         intentFilter = new IntentFilter(Intent.ACTION_DEVICE_STORAGE_LOW);
         intentFilter.addAction(Intent.ACTION_DEVICE_STORAGE_OK);
         context.registerReceiver(mStorageIntentReceiver, intentFilter);
@@ -690,14 +673,6 @@
         mBatteryStats = IBatteryStats.Stub.asInterface(ServiceManager.getService(
                 BatteryStats.SERVICE_NAME));
 
-        // This WakeLock is used to ensure that we stay awake between the time that we receive
-        // a sync alarm notification and when we finish processing it. We need to do this
-        // because we don't do the work in the alarm handler, rather we do it in a message
-        // handler.
-        mHandleAlarmWakeLock = mPowerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
-                HANDLE_SYNC_ALARM_WAKE_LOCK);
-        mHandleAlarmWakeLock.setReferenceCounted(false);
-
         // This WakeLock is used to ensure that we stay awake while running the sync loop
         // message handler. Normally we will hold a sync adapter wake lock while it is being
         // synced but during the execution of the sync loop it might finish a sync for
@@ -715,7 +690,6 @@
                         public void onChange(boolean selfChange) {
                             mProvisioned |= isDeviceProvisioned();
                             if (mProvisioned) {
-                                mSyncHandler.onDeviceProvisioned();
                                 resolver.unregisterContentObserver(this);
                             }
                         }
@@ -744,19 +718,6 @@
                     null, null);
         }
 
-        // Set up the communication channel between the scheduled job and the sync manager.
-        // This is posted to the *main* looper intentionally, to defer calling startService()
-        // until after the lengthy primary boot sequence completes on that thread, to avoid
-        // spurious ANR triggering.
-        final Intent startServiceIntent = new Intent(mContext, SyncJobService.class);
-        startServiceIntent.putExtra(SyncJobService.EXTRA_MESSENGER, new Messenger(mSyncHandler));
-        new Handler(mContext.getMainLooper()).post(new Runnable() {
-            @Override
-            public void run() {
-                mContext.startService(startServiceIntent);
-            }
-        });
-
         // Sync adapters were able to access the synced account without the accounts
         // permission which circumvents our permission model. Therefore, we require
         // sync adapters that don't have access to the account to get user consent.
@@ -768,16 +729,31 @@
         mLogger.log("Sync manager initialized: " + Build.FINGERPRINT);
     }
 
-    public void onStartUser(int userHandle) {
-        mSyncHandler.post(() -> mLogger.log("onStartUser: user=", userHandle));
+    public void onStartUser(int userId) {
+        // Log on the handler to avoid slowing down device boot.
+        mSyncHandler.post(() -> mLogger.log("onStartUser: user=", userId));
     }
 
-    public void onUnlockUser(int userHandle) {
-        mSyncHandler.post(() -> mLogger.log("onUnlockUser: user=", userHandle));
+    public void onUnlockUser(int userId) {
+        synchronized (mUnlockedUsers) {
+            mUnlockedUsers.put(userId, true);
+        }
+        // Log on the handler to avoid slowing down device boot.
+        mSyncHandler.post(() -> mLogger.log("onUnlockUser: user=", userId));
     }
 
-    public void onStopUser(int userHandle) {
-        mSyncHandler.post(() -> mLogger.log("onStopUser: user=", userHandle));
+    public void onStopUser(int userId) {
+        synchronized (mUnlockedUsers) {
+            mUnlockedUsers.put(userId, false);
+        }
+        // Log on the handler to avoid slowing down user switch.
+        mSyncHandler.post(() -> mLogger.log("onStopUser: user=", userId));
+    }
+
+    private boolean isUserUnlocked(int userId) {
+        synchronized (mUnlockedUsers) {
+            return mUnlockedUsers.get(userId);
+        }
     }
 
     public void onBootPhase(int phase) {
@@ -1820,7 +1796,7 @@
         updateRunningAccounts(null /* Don't sync any target */);
 
         // Clean up the storage engine database
-        mSyncStorageEngine.doDatabaseCleanup(new Account[0], userId);
+        mSyncStorageEngine.removeStaleAccounts(null, userId);
         List<SyncOperation> ops = getAllPendingSyncs();
         for (SyncOperation op: ops) {
             if (op.target.userId == userId) {
@@ -2235,8 +2211,13 @@
         mSyncStorageEngine.resetTodayStats(/* force=*/ false);
 
         for (AccountAndUser account : accounts) {
-            pw.printf("Account %s u%d %s\n",
-                    account.account.name, account.userId, account.account.type);
+            final boolean unlocked;
+            synchronized (mUnlockedUsers) {
+                unlocked = mUnlockedUsers.get(account.userId);
+            }
+            pw.printf("Account %s u%d %s%s\n",
+                    account.account.name, account.userId, account.account.type,
+                    (unlocked ? "" : " (locked)"));
 
             pw.println("=======================================================================");
             final PrintTable table = new PrintTable(16);
@@ -2872,13 +2853,29 @@
         }
     }
 
-    /**
-     * @return whether the device is ready to run sync jobs.
-     */
-    public static boolean readyToSync() {
+    @Nullable
+    private static SyncManager getInstance() {
         synchronized (SyncManager.class) {
-            return sInstance != null && sInstance.mProvisioned && sInstance.mBootCompleted
-                    && sInstance.mJobServiceReady;
+            if (sInstance == null) {
+                Slog.wtf(TAG, "sInstance == null"); // Maybe called too early?
+            }
+            return sInstance;
+        }
+    }
+
+    /**
+     * @return whether the device is ready to run sync jobs for a given user.
+     */
+    public static boolean readyToSync(int userId) {
+        final SyncManager instance = getInstance();
+        return (instance != null) && SyncJobService.isReady()
+                && instance.mProvisioned && instance.isUserUnlocked(userId);
+    }
+
+    public static void sendMessage(Message message) {
+        final SyncManager instance = getInstance();
+        if (instance != null) {
+            instance.mSyncHandler.sendMessage(message);
         }
     }
 
@@ -2889,11 +2886,9 @@
     class SyncHandler extends Handler {
         // Messages that can be sent on mHandler.
         private static final int MESSAGE_SYNC_FINISHED = 1;
-        private static final int MESSAGE_RELEASE_MESSAGES_FROM_QUEUE = 2;
         private static final int MESSAGE_SERVICE_CONNECTED = 4;
         private static final int MESSAGE_SERVICE_DISCONNECTED = 5;
         private static final int MESSAGE_CANCEL = 6;
-        static final int MESSAGE_JOBSERVICE_OBJECT = 7;
         static final int MESSAGE_START_SYNC = 10;
         static final int MESSAGE_STOP_SYNC = 11;
         static final int MESSAGE_SCHEDULE_SYNC = 12;
@@ -2910,86 +2905,17 @@
         public final SyncTimeTracker mSyncTimeTracker = new SyncTimeTracker();
         private final HashMap<String, PowerManager.WakeLock> mWakeLocks = Maps.newHashMap();
 
-        private List<Message> mUnreadyQueue = new ArrayList<Message>();
-
-        void onBootCompleted() {
-            if (Log.isLoggable(TAG, Log.VERBOSE)) {
-                Slog.v(TAG, "Boot completed.");
-            }
-            checkIfDeviceReady();
-        }
-
-        void onDeviceProvisioned() {
-            if (Log.isLoggable(TAG, Log.DEBUG)) {
-                Log.d(TAG, "mProvisioned=" + mProvisioned);
-            }
-            checkIfDeviceReady();
-        }
-
-        void checkIfDeviceReady() {
-            if (mProvisioned && mBootCompleted && mJobServiceReady) {
-                synchronized(this) {
-                    mSyncStorageEngine.restoreAllPeriodicSyncs();
-                    // Dispatch any stashed messages.
-                    obtainMessage(MESSAGE_RELEASE_MESSAGES_FROM_QUEUE).sendToTarget();
-                }
-            }
-        }
-
-        /**
-         * Stash any messages that come to the handler before boot is complete or before the device
-         * is properly provisioned (i.e. out of set-up wizard).
-         * {@link #onBootCompleted()} and {@link SyncHandler#onDeviceProvisioned} both
-         * need to come in before we start syncing.
-         * @param msg Message to dispatch at a later point.
-         * @return true if a message was enqueued, false otherwise. This is to avoid losing the
-         * message if we manage to acquire the lock but by the time we do boot has completed.
-         */
-        private boolean tryEnqueueMessageUntilReadyToRun(Message msg) {
-            synchronized (this) {
-                if (!mBootCompleted || !mProvisioned || !mJobServiceReady) {
-                    // Need to copy the message bc looper will recycle it.
-                    Message m = Message.obtain(msg);
-                    mUnreadyQueue.add(m);
-                    return true;
-                } else {
-                    return false;
-                }
-            }
-        }
-
         public SyncHandler(Looper looper) {
             super(looper);
         }
 
         public void handleMessage(Message msg) {
+            // TODO Do we really need this wake lock?? If we actually needed it, this is probably
+            // not the best place to acquire the lock -- it's probably too late, because the device
+            // could have gone to sleep before we reach here.
+            mSyncManagerWakeLock.acquire();
             try {
-                mSyncManagerWakeLock.acquire();
-                // We only want to enqueue sync related messages until device is ready.
-                // Other messages are handled without enqueuing.
-                if (msg.what == MESSAGE_JOBSERVICE_OBJECT) {
-                    Slog.i(TAG, "Got SyncJobService instance.");
-                    mSyncJobService = (SyncJobService) msg.obj;
-                    mJobServiceReady = true;
-                    checkIfDeviceReady();
-                } else if (msg.what == SyncHandler.MESSAGE_ACCOUNTS_UPDATED) {
-                    if (Log.isLoggable(TAG, Log.VERBOSE)) {
-                        Slog.v(TAG, "handleSyncHandlerMessage: MESSAGE_ACCOUNTS_UPDATED");
-                    }
-                    EndPoint targets = (EndPoint) msg.obj;
-                    updateRunningAccountsH(targets);
-                } else if (msg.what == MESSAGE_RELEASE_MESSAGES_FROM_QUEUE) {
-                    if (mUnreadyQueue != null) {
-                        for (Message m : mUnreadyQueue) {
-                            handleSyncMessage(m);
-                        }
-                        mUnreadyQueue = null;
-                    }
-                } else if (tryEnqueueMessageUntilReadyToRun(msg)) {
-                    // No work to be done.
-                } else {
-                    handleSyncMessage(msg);
-                }
+                handleSyncMessage(msg);
             } finally {
                 mSyncManagerWakeLock.release();
             }
@@ -3001,6 +2927,13 @@
             try {
                 mDataConnectionIsConnected = readDataConnectionState();
                 switch (msg.what) {
+                    case MESSAGE_ACCOUNTS_UPDATED:
+                        if (Log.isLoggable(TAG, Log.VERBOSE)) {
+                            Slog.v(TAG, "handleSyncHandlerMessage: MESSAGE_ACCOUNTS_UPDATED");
+                        }
+                        EndPoint targets = (EndPoint) msg.obj;
+                        updateRunningAccountsH(targets);
+                        break;
                     case MESSAGE_SCHEDULE_SYNC:
                         ScheduleSyncMessagePayload syncPayload =
                                 (ScheduleSyncMessagePayload) msg.obj;
@@ -3069,7 +3002,7 @@
                         if (isLoggable) {
                             Slog.v(TAG, "syncFinished" + payload.activeSyncContext.mSyncOperation);
                         }
-                        mSyncJobService.callJobFinished(
+                        SyncJobService.callJobFinished(
                                 payload.activeSyncContext.mSyncOperation.jobId, false,
                                 "sync finished");
                         runSyncFinishedOrCanceledH(payload.syncResult,
@@ -3119,7 +3052,7 @@
                             // which is a soft error.
                             SyncResult syncResult = new SyncResult();
                             syncResult.stats.numIoExceptions++;
-                            mSyncJobService.callJobFinished(
+                            SyncJobService.callJobFinished(
                                     currentSyncContext.mSyncOperation.jobId, false,
                                     "service disconnected");
                             runSyncFinishedOrCanceledH(syncResult, currentSyncContext);
@@ -3138,7 +3071,7 @@
                             Log.w(TAG, String.format(
                                     "Detected sync making no progress for %s. cancelling.",
                                     monitoredSyncContext));
-                            mSyncJobService.callJobFinished(
+                            SyncJobService.callJobFinished(
                                     monitoredSyncContext.mSyncOperation.jobId, false,
                                     "no network activity");
                             runSyncFinishedOrCanceledH(
@@ -3175,7 +3108,7 @@
         private void deferSyncH(SyncOperation op, long delay, String why) {
             mLogger.log("deferSyncH() ", (op.isPeriodic ? "periodic " : ""),
                     "sync.  op=", op, " delay=", delay, " why=", why);
-            mSyncJobService.callJobFinished(op.jobId, false, why);
+            SyncJobService.callJobFinished(op.jobId, false, why);
             if (op.isPeriodic) {
                 scheduleSyncOperationH(op.createOneTimeSyncOperation(), delay);
             } else {
@@ -3213,7 +3146,7 @@
             // assume the clock is correct.
             mSyncStorageEngine.setClockValid();
 
-            mSyncJobService.markSyncStarted(op.jobId);
+            SyncJobService.markSyncStarted(op.jobId);
 
             if (mStorageIsLow) {
                 deferSyncH(op, SYNC_DELAY_ON_LOW_STORAGE, "storage low");
@@ -3226,7 +3159,7 @@
                 List<SyncOperation> ops = getAllPendingSyncs();
                 for (SyncOperation syncOperation: ops) {
                     if (syncOperation.sourcePeriodicId == op.jobId) {
-                        mSyncJobService.callJobFinished(op.jobId, false,
+                        SyncJobService.callJobFinished(op.jobId, false,
                                 "periodic sync, pending");
                         return;
                     }
@@ -3235,7 +3168,7 @@
                 // executing according to some backoff criteria.
                 for (ActiveSyncContext asc: mActiveSyncContexts) {
                     if (asc.mSyncOperation.sourcePeriodicId == op.jobId) {
-                        mSyncJobService.callJobFinished(op.jobId, false,
+                        SyncJobService.callJobFinished(op.jobId, false,
                                 "periodic sync, already running");
                         return;
                     }
@@ -3272,13 +3205,13 @@
             switch (syncOpState) {
                 case SYNC_OP_STATE_INVALID_NO_ACCOUNT_ACCESS:
                 case SYNC_OP_STATE_INVALID: {
-                    mSyncJobService.callJobFinished(op.jobId, false,
+                    SyncJobService.callJobFinished(op.jobId, false,
                             "invalid op state: " + syncOpState);
                 } return;
             }
 
             if (!dispatchSyncOperation(op)) {
-                mSyncJobService.callJobFinished(op.jobId, false, "dispatchSyncOperation() failed");
+                SyncJobService.callJobFinished(op.jobId, false, "dispatchSyncOperation() failed");
             }
 
             setAuthorityPendingState(op.target);
@@ -3306,9 +3239,7 @@
             if (mLogger.enabled()) {
                 mLogger.log("updateRunningAccountsH: ", Arrays.toString(mRunningAccounts));
             }
-            if (mBootCompleted) {
-                doDatabaseCleanup();
-            }
+            removeStaleAccounts();
 
             AccountAndUser[] accounts = mRunningAccounts;
             for (ActiveSyncContext currentSyncContext : mActiveSyncContexts) {
@@ -3453,7 +3384,7 @@
                 if (op.sourcePeriodicId == syncOperation.jobId || op.jobId == syncOperation.jobId) {
                     ActiveSyncContext asc = findActiveSyncContextH(syncOperation.jobId);
                     if (asc != null) {
-                        mSyncJobService.callJobFinished(syncOperation.jobId, false,
+                        SyncJobService.callJobFinished(syncOperation.jobId, false,
                                 "removePeriodicSyncInternalH");
                         runSyncFinishedOrCanceledH(null, asc);
                     }
@@ -3662,7 +3593,7 @@
                                     false /* no config settings */)) {
                         continue;
                     }
-                    mSyncJobService.callJobFinished(activeSyncContext.mSyncOperation.jobId, false,
+                    SyncJobService.callJobFinished(activeSyncContext.mSyncOperation.jobId, false,
                             why);
                     runSyncFinishedOrCanceledH(null /* cancel => no result */, activeSyncContext);
                 }
diff --git a/services/core/java/com/android/server/content/SyncStorageEngine.java b/services/core/java/com/android/server/content/SyncStorageEngine.java
index 811dc75..391e3b0 100644
--- a/services/core/java/com/android/server/content/SyncStorageEngine.java
+++ b/services/core/java/com/android/server/content/SyncStorageEngine.java
@@ -19,6 +19,7 @@
 import android.accounts.Account;
 import android.accounts.AccountAndUser;
 import android.accounts.AccountManager;
+import android.annotation.Nullable;
 import android.app.backup.BackupManager;
 import android.content.ComponentName;
 import android.content.ContentResolver;
@@ -1005,7 +1006,7 @@
      * Called when the set of account has changed, given the new array of
      * active accounts.
      */
-    public void doDatabaseCleanup(Account[] accounts, int userId) {
+    public void removeStaleAccounts(@Nullable Account[] accounts, int userId) {
         synchronized (mAuthorities) {
             if (Log.isLoggable(TAG, Log.VERBOSE)) {
                 Slog.v(TAG, "Updating for new accounts...");
@@ -1014,8 +1015,9 @@
             Iterator<AccountInfo> accIt = mAccounts.values().iterator();
             while (accIt.hasNext()) {
                 AccountInfo acc = accIt.next();
-                if (!ArrayUtils.contains(accounts, acc.accountAndUser.account)
-                        && acc.accountAndUser.userId == userId) {
+                if ((accounts == null) || (
+                        (acc.accountAndUser.userId == userId)
+                        && !ArrayUtils.contains(accounts, acc.accountAndUser.account))) {
                     // This account no longer exists...
                     if (Log.isLoggable(TAG, Log.VERBOSE)) {
                         Slog.v(TAG, "Account removed: " + acc.accountAndUser);
diff --git a/services/core/java/com/android/server/hdmi/DelayedMessageBuffer.java b/services/core/java/com/android/server/hdmi/DelayedMessageBuffer.java
index 2c1a7d5..15ec486 100644
--- a/services/core/java/com/android/server/hdmi/DelayedMessageBuffer.java
+++ b/services/core/java/com/android/server/hdmi/DelayedMessageBuffer.java
@@ -85,7 +85,7 @@
 
     void processAllMessages() {
         // Use the copied buffer.
-        ArrayList<HdmiCecMessage> copiedBuffer = new ArrayList<HdmiCecMessage>(mBuffer);
+        ArrayList<HdmiCecMessage> copiedBuffer = new ArrayList<>(mBuffer);
         mBuffer.clear();
         for (HdmiCecMessage message : copiedBuffer) {
             mDevice.onMessage(message);
@@ -104,7 +104,7 @@
      *        are associated with
      */
     void processMessagesForDevice(int address) {
-        ArrayList<HdmiCecMessage> copiedBuffer = new ArrayList<HdmiCecMessage>(mBuffer);
+        ArrayList<HdmiCecMessage> copiedBuffer = new ArrayList<>(mBuffer);
         mBuffer.clear();
         HdmiLogger.debug("Checking message for address:" + address);
         for (HdmiCecMessage message : copiedBuffer) {
@@ -134,7 +134,7 @@
      * @param address logical address of the device to be the active source
      */
     void processActiveSource(int address) {
-        ArrayList<HdmiCecMessage> copiedBuffer = new ArrayList<HdmiCecMessage>(mBuffer);
+        ArrayList<HdmiCecMessage> copiedBuffer = new ArrayList<>(mBuffer);
         mBuffer.clear();
         for (HdmiCecMessage message : copiedBuffer) {
             if (message.getOpcode() == Constants.MESSAGE_ACTIVE_SOURCE
diff --git a/services/core/java/com/android/server/hdmi/DeviceDiscoveryAction.java b/services/core/java/com/android/server/hdmi/DeviceDiscoveryAction.java
index db8dedb..b75e75f 100755
--- a/services/core/java/com/android/server/hdmi/DeviceDiscoveryAction.java
+++ b/services/core/java/com/android/server/hdmi/DeviceDiscoveryAction.java
@@ -386,6 +386,7 @@
                 return;
             case STATE_WAITING_FOR_VENDOR_ID:
                 queryVendorId(address);
+                return;
             default:
                 return;
         }
diff --git a/services/core/java/com/android/server/hdmi/HdmiCecMessageBuilder.java b/services/core/java/com/android/server/hdmi/HdmiCecMessageBuilder.java
index 79e84ee..37f96142 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecMessageBuilder.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecMessageBuilder.java
@@ -442,10 +442,8 @@
      * @return newly created {@link HdmiCecMessage}
      */
     static HdmiCecMessage buildReportAudioStatus(int src, int dest, int volume, boolean mute) {
-        byte[] params = new byte[] {
-            mute ? (byte) (1 & 0xFF) : (byte) (0 & 0xFF),
-            (byte) (volume & 0xFF)
-        };
+        byte status = (byte) ((byte) (mute ? 1 << 7 : 0) | ((byte) volume & 0x7F));
+        byte[] params = new byte[] { status };
         return buildCommand(src, dest, Constants.MESSAGE_REPORT_AUDIO_STATUS, params);
     }
 
diff --git a/services/core/java/com/android/server/hdmi/HdmiControlService.java b/services/core/java/com/android/server/hdmi/HdmiControlService.java
index a1753e5..8a14639 100644
--- a/services/core/java/com/android/server/hdmi/HdmiControlService.java
+++ b/services/core/java/com/android/server/hdmi/HdmiControlService.java
@@ -96,7 +96,7 @@
 
     static final String PERMISSION = "android.permission.HDMI_CEC";
 
-    // The reason code to initiate intializeCec().
+    // The reason code to initiate initializeCec().
     static final int INITIATED_BY_ENABLE_CEC = 0;
     static final int INITIATED_BY_BOOT_UP = 1;
     static final int INITIATED_BY_SCREEN_ON = 2;
diff --git a/services/core/java/com/android/server/hdmi/HdmiLogger.java b/services/core/java/com/android/server/hdmi/HdmiLogger.java
index ebe52c0..2309293 100644
--- a/services/core/java/com/android/server/hdmi/HdmiLogger.java
+++ b/services/core/java/com/android/server/hdmi/HdmiLogger.java
@@ -17,7 +17,6 @@
 package com.android.server.hdmi;
 
 import android.annotation.Nullable;
-import android.os.Build;
 import android.os.SystemClock;
 import android.util.Pair;
 import android.util.Slog;
@@ -41,7 +40,7 @@
 final class HdmiLogger {
     private static final String TAG = "HDMI";
     // Logging duration for same error message.
-    private static final long ERROR_LOG_DURATTION_MILLIS = 20 * 1000;  // 20s
+    private static final long ERROR_LOG_DURATION_MILLIS = 20 * 1000;  // 20s
 
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
 
@@ -134,6 +133,6 @@
     }
 
     private static boolean shouldLogNow(@Nullable Pair<Long, Integer> timing, long curTime) {
-        return timing == null || curTime - timing.first > ERROR_LOG_DURATTION_MILLIS;
+        return timing == null || curTime - timing.first > ERROR_LOG_DURATION_MILLIS;
     }
 }
diff --git a/services/core/java/com/android/server/hdmi/HdmiUtils.java b/services/core/java/com/android/server/hdmi/HdmiUtils.java
index 4ac3bba..2a8117f 100644
--- a/services/core/java/com/android/server/hdmi/HdmiUtils.java
+++ b/services/core/java/com/android/server/hdmi/HdmiUtils.java
@@ -114,7 +114,7 @@
      *
      * @param logicalAddress the logical address to verify
      * @param deviceType the device type to check
-     * @throw IllegalArgumentException
+     * @throws IllegalArgumentException
      */
     static void verifyAddressType(int logicalAddress, int deviceType) {
         int actualDeviceType = getTypeFromAddress(logicalAddress);
diff --git a/services/core/java/com/android/server/hdmi/PowerStatusMonitorAction.java b/services/core/java/com/android/server/hdmi/PowerStatusMonitorAction.java
index 6893012..a62d0b6 100644
--- a/services/core/java/com/android/server/hdmi/PowerStatusMonitorAction.java
+++ b/services/core/java/com/android/server/hdmi/PowerStatusMonitorAction.java
@@ -38,7 +38,7 @@
     private static final int INVALID_POWER_STATUS = POWER_STATUS_UNKNOWN - 1;
 
     // Monitoring interval (60s)
-    private static final int MONITIROING_INTERNAL_MS = 60000;
+    private static final int MONITORING_INTERNAL_MS = 60000;
 
     // Timeout once sending <Give Device Power Status>
     private static final int REPORT_POWER_STATUS_TIMEOUT_MS = 5000;
@@ -132,7 +132,7 @@
         mState = STATE_WAIT_FOR_REPORT_POWER_STATUS;
 
         // Add both timers, monitoring and timeout.
-        addTimer(STATE_WAIT_FOR_NEXT_MONITORING, MONITIROING_INTERNAL_MS);
+        addTimer(STATE_WAIT_FOR_NEXT_MONITORING, MONITORING_INTERNAL_MS);
         addTimer(STATE_WAIT_FOR_REPORT_POWER_STATUS, REPORT_POWER_STATUS_TIMEOUT_MS);
     }
 
diff --git a/services/core/java/com/android/server/hdmi/RequestArcAction.java b/services/core/java/com/android/server/hdmi/RequestArcAction.java
index 75a79cb..c70101c 100644
--- a/services/core/java/com/android/server/hdmi/RequestArcAction.java
+++ b/services/core/java/com/android/server/hdmi/RequestArcAction.java
@@ -35,7 +35,7 @@
      *
      * @param source {@link HdmiCecLocalDevice} instance
      * @param avrAddress address of AV receiver. It should be AUDIO_SYSTEM type
-     * @throw IllegalArugmentException if device type of sourceAddress and avrAddress
+     * @throws IllegalArgumentException if device type of sourceAddress and avrAddress
      *                      is invalid
      */
     RequestArcAction(HdmiCecLocalDevice source, int avrAddress) {
diff --git a/services/core/java/com/android/server/hdmi/SystemAudioAction.java b/services/core/java/com/android/server/hdmi/SystemAudioAction.java
index 449b208..a5477e8 100644
--- a/services/core/java/com/android/server/hdmi/SystemAudioAction.java
+++ b/services/core/java/com/android/server/hdmi/SystemAudioAction.java
@@ -60,7 +60,7 @@
      * @param avrAddress logical address of AVR device
      * @param targetStatus Whether to enable the system audio mode or not
      * @param callback callback interface to be notified when it's done
-     * @throw IllegalArugmentException if device type of sourceAddress and avrAddress is invalid
+     * @throws IllegalArgumentException if device type of sourceAddress and avrAddress is invalid
      */
     SystemAudioAction(HdmiCecLocalDevice source, int avrAddress, boolean targetStatus,
             IHdmiControlCallback callback) {
diff --git a/services/core/java/com/android/server/hdmi/SystemAudioActionFromAvr.java b/services/core/java/com/android/server/hdmi/SystemAudioActionFromAvr.java
index eb5119b..6ddff91 100644
--- a/services/core/java/com/android/server/hdmi/SystemAudioActionFromAvr.java
+++ b/services/core/java/com/android/server/hdmi/SystemAudioActionFromAvr.java
@@ -32,7 +32,7 @@
      * @param avrAddress logical address of AVR device
      * @param targetStatus Whether to enable the system audio mode or not
      * @param callback callback interface to be notified when it's done
-     * @throw IllegalArugmentException if device type of tvAddress and avrAddress is invalid
+     * @throws IllegalArgumentException if device type of tvAddress and avrAddress is invalid
      */
     SystemAudioActionFromAvr(HdmiCecLocalDevice source, int avrAddress,
             boolean targetStatus, IHdmiControlCallback callback) {
diff --git a/services/core/java/com/android/server/hdmi/SystemAudioActionFromTv.java b/services/core/java/com/android/server/hdmi/SystemAudioActionFromTv.java
index 02ecd13..5c0c272 100644
--- a/services/core/java/com/android/server/hdmi/SystemAudioActionFromTv.java
+++ b/services/core/java/com/android/server/hdmi/SystemAudioActionFromTv.java
@@ -32,7 +32,7 @@
      * @param avrAddress logical address of AVR device
      * @param targetStatus Whether to enable the system audio mode or not
      * @param callback callback interface to be notified when it's done
-     * @throw IllegalArugmentException if device type of tvAddress is invalid
+     * @throws IllegalArgumentException if device type of tvAddress is invalid
      */
     SystemAudioActionFromTv(HdmiCecLocalDevice sourceAddress, int avrAddress,
             boolean targetStatus, IHdmiControlCallback callback) {
diff --git a/services/core/java/com/android/server/hdmi/SystemAudioStatusAction.java b/services/core/java/com/android/server/hdmi/SystemAudioStatusAction.java
index d41a36c..13f0f4ae 100644
--- a/services/core/java/com/android/server/hdmi/SystemAudioStatusAction.java
+++ b/services/core/java/com/android/server/hdmi/SystemAudioStatusAction.java
@@ -64,7 +64,7 @@
     }
 
     private void handleSendGiveAudioStatusFailure() {
-        // Inform to all application that the audio status (volumn, mute) of
+        // Inform to all application that the audio status (volume, mute) of
         // the audio amplifier is unknown.
         tv().setAudioStatus(false, Constants.UNKNOWN_VOLUME);
 
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index 71c7c88..dcdc203 100644
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -386,6 +386,7 @@
     private static final String ATTR_VERSION = "version";
 
     private RankingHelper mRankingHelper;
+    private PreferencesHelper mPreferencesHelper;
 
     private final UserProfiles mUserProfiles = new UserProfiles();
     private NotificationListeners mListeners;
@@ -525,8 +526,8 @@
         while (XmlUtils.nextElementWithin(parser, outerDepth)) {
             if (ZenModeConfig.ZEN_TAG.equals(parser.getName())) {
                 mZenModeHelper.readXml(parser, forRestore);
-            } else if (RankingHelper.TAG_RANKING.equals(parser.getName())){
-                mRankingHelper.readXml(parser, forRestore);
+            } else if (PreferencesHelper.TAG_RANKING.equals(parser.getName())){
+                mPreferencesHelper.readXml(parser, forRestore);
             }
             if (mListeners.getConfig().xmlTag.equals(parser.getName())) {
                 mListeners.readXml(parser, mAllowedManagedServicePackages);
@@ -608,7 +609,7 @@
         out.startTag(null, TAG_NOTIFICATION_POLICY);
         out.attribute(null, ATTR_VERSION, Integer.toString(DB_VERSION));
         mZenModeHelper.writeXml(out, forBackup, null);
-        mRankingHelper.writeXml(out, forBackup);
+        mPreferencesHelper.writeXml(out, forBackup);
         mListeners.writeXml(out, forBackup);
         mAssistants.writeXml(out, forBackup);
         mConditionProviders.writeXml(out, forBackup);
@@ -949,7 +950,7 @@
                 // update system notification channels
                 SystemNotificationChannels.createAll(context);
                 mZenModeHelper.updateDefaultZenRules();
-                mRankingHelper.onLocaleChanged(context, ActivityManager.getCurrentUser());
+                mPreferencesHelper.onLocaleChanged(context, ActivityManager.getCurrentUser());
             }
         }
     };
@@ -1092,7 +1093,8 @@
                 mListeners.onPackagesChanged(removingPackage, pkgList, uidList);
                 mAssistants.onPackagesChanged(removingPackage, pkgList, uidList);
                 mConditionProviders.onPackagesChanged(removingPackage, pkgList, uidList);
-                mRankingHelper.onPackagesChanged(removingPackage, changeUserId, pkgList, uidList);
+                mPreferencesHelper.onPackagesChanged(
+                        removingPackage, changeUserId, pkgList, uidList);
                 savePolicyFile();
             }
         }
@@ -1152,7 +1154,7 @@
                 final int user = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, USER_NULL);
                 mUserProfiles.updateCache(context);
                 mZenModeHelper.onUserRemoved(user);
-                mRankingHelper.onUserRemoved(user);
+                mPreferencesHelper.onUserRemoved(user);
                 mListeners.onUserRemoved(user);
                 mConditionProviders.onUserRemoved(user);
                 mAssistants.onUserRemoved(user);
@@ -1210,7 +1212,7 @@
                             Settings.Global.MAX_NOTIFICATION_ENQUEUE_RATE, mMaxPackageEnqueueRate);
             }
             if (uri == null || NOTIFICATION_BADGING_URI.equals(uri)) {
-                mRankingHelper.updateBadgingEnabled();
+                mPreferencesHelper.updateBadgingEnabled();
             }
         }
     }
@@ -1332,6 +1334,9 @@
     }
 
     @VisibleForTesting
+    void setPreferencesHelper(PreferencesHelper prefHelper) { mPreferencesHelper = prefHelper; }
+
+    @VisibleForTesting
     void setRankingHandler(RankingHandler rankingHandler) {
         mRankingHandler = rankingHandler;
     }
@@ -1419,9 +1424,13 @@
                 mRankingHandler.requestSort();
             }
         });
-        mRankingHelper = new RankingHelper(getContext(),
+        mPreferencesHelper = new PreferencesHelper(getContext(),
                 mPackageManagerClient,
                 mRankingHandler,
+                mZenModeHelper);
+        mRankingHelper = new RankingHelper(getContext(),
+                mRankingHandler,
+                mPreferencesHelper,
                 mZenModeHelper,
                 mUsageStats,
                 extractorNames);
@@ -1676,14 +1685,14 @@
             }
         }
         final NotificationChannel preUpdate =
-                mRankingHelper.getNotificationChannel(pkg, uid, channel.getId(), true);
+                mPreferencesHelper.getNotificationChannel(pkg, uid, channel.getId(), true);
 
-        mRankingHelper.updateNotificationChannel(pkg, uid, channel, true);
+        mPreferencesHelper.updateNotificationChannel(pkg, uid, channel, true);
         maybeNotifyChannelOwner(pkg, uid, preUpdate, channel);
 
         if (!fromListener) {
             final NotificationChannel modifiedChannel =
-                    mRankingHelper.getNotificationChannel(pkg, uid, channel.getId(), false);
+                    mPreferencesHelper.getNotificationChannel(pkg, uid, channel.getId(), false);
             mListeners.notifyNotificationChannelChanged(
                     pkg, UserHandle.getUserHandleForUid(uid),
                     modifiedChannel, NOTIFICATION_CHANNEL_OR_GROUP_UPDATED);
@@ -1720,8 +1729,8 @@
         Preconditions.checkNotNull(pkg);
 
         final NotificationChannelGroup preUpdate =
-                mRankingHelper.getNotificationChannelGroup(group.getId(), pkg, uid);
-        mRankingHelper.createNotificationChannelGroup(pkg, uid, group,
+                mPreferencesHelper.getNotificationChannelGroup(group.getId(), pkg, uid);
+        mPreferencesHelper.createNotificationChannelGroup(pkg, uid, group,
                 fromApp);
         if (!fromApp) {
             maybeNotifyChannelGroupOwner(pkg, uid, preUpdate, group);
@@ -2124,7 +2133,7 @@
         public void setNotificationsEnabledForPackage(String pkg, int uid, boolean enabled) {
             enforceSystemOrSystemUI("setNotificationsEnabledForPackage");
 
-            mRankingHelper.setEnabled(pkg, uid, enabled);
+            mPreferencesHelper.setEnabled(pkg, uid, enabled);
             // Now, cancel any outstanding notifications that are part of a just-disabled app
             if (!enabled) {
                 cancelAllNotificationsInt(MY_UID, MY_PID, pkg, null, 0, 0, true,
@@ -2162,7 +2171,7 @@
                 String pkg, int uid, boolean enabled) {
             setNotificationsEnabledForPackage(pkg, uid, enabled);
 
-            mRankingHelper.setAppImportanceLocked(pkg, uid);
+            mPreferencesHelper.setAppImportanceLocked(pkg, uid);
         }
 
         /**
@@ -2180,25 +2189,25 @@
         public boolean areNotificationsEnabledForPackage(String pkg, int uid) {
             checkCallerIsSystemOrSameApp(pkg);
 
-            return mRankingHelper.getImportance(pkg, uid) != IMPORTANCE_NONE;
+            return mPreferencesHelper.getImportance(pkg, uid) != IMPORTANCE_NONE;
         }
 
         @Override
         public int getPackageImportance(String pkg) {
             checkCallerIsSystemOrSameApp(pkg);
-            return mRankingHelper.getImportance(pkg, Binder.getCallingUid());
+            return mPreferencesHelper.getImportance(pkg, Binder.getCallingUid());
         }
 
         @Override
         public boolean canShowBadge(String pkg, int uid) {
             checkCallerIsSystem();
-            return mRankingHelper.canShowBadge(pkg, uid);
+            return mPreferencesHelper.canShowBadge(pkg, uid);
         }
 
         @Override
         public void setShowBadge(String pkg, int uid, boolean showBadge) {
             checkCallerIsSystem();
-            mRankingHelper.setShowBadge(pkg, uid, showBadge);
+            mPreferencesHelper.setShowBadge(pkg, uid, showBadge);
             savePolicyFile();
         }
 
@@ -2230,12 +2239,12 @@
             for (int i = 0; i < channelsSize; i++) {
                 final NotificationChannel channel = channels.get(i);
                 Preconditions.checkNotNull(channel, "channel in list is null");
-                mRankingHelper.createNotificationChannel(pkg, uid, channel,
+                mPreferencesHelper.createNotificationChannel(pkg, uid, channel,
                         true /* fromTargetApp */, mConditionProviders.isPackageOrComponentAllowed(
                                 pkg, UserHandle.getUserId(uid)));
                 mListeners.notifyNotificationChannelChanged(pkg,
                         UserHandle.getUserHandleForUid(uid),
-                        mRankingHelper.getNotificationChannel(pkg, uid, channel.getId(), false),
+                        mPreferencesHelper.getNotificationChannel(pkg, uid, channel.getId(), false),
                         NOTIFICATION_CHANNEL_OR_GROUP_ADDED);
             }
             savePolicyFile();
@@ -2258,7 +2267,7 @@
         @Override
         public NotificationChannel getNotificationChannel(String pkg, String channelId) {
             checkCallerIsSystemOrSameApp(pkg);
-            return mRankingHelper.getNotificationChannel(
+            return mPreferencesHelper.getNotificationChannel(
                     pkg, Binder.getCallingUid(), channelId, false /* includeDeleted */);
         }
 
@@ -2266,7 +2275,7 @@
         public NotificationChannel getNotificationChannelForPackage(String pkg, int uid,
                 String channelId, boolean includeDeleted) {
             checkCallerIsSystem();
-            return mRankingHelper.getNotificationChannel(pkg, uid, channelId, includeDeleted);
+            return mPreferencesHelper.getNotificationChannel(pkg, uid, channelId, includeDeleted);
         }
 
         @Override
@@ -2278,10 +2287,10 @@
             }
             cancelAllNotificationsInt(MY_UID, MY_PID, pkg, channelId, 0, 0, true,
                     UserHandle.getUserId(callingUid), REASON_CHANNEL_BANNED, null);
-            mRankingHelper.deleteNotificationChannel(pkg, callingUid, channelId);
+            mPreferencesHelper.deleteNotificationChannel(pkg, callingUid, channelId);
             mListeners.notifyNotificationChannelChanged(pkg,
                     UserHandle.getUserHandleForUid(callingUid),
-                    mRankingHelper.getNotificationChannel(pkg, callingUid, channelId, true),
+                    mPreferencesHelper.getNotificationChannel(pkg, callingUid, channelId, true),
                     NOTIFICATION_CHANNEL_OR_GROUP_DELETED);
             savePolicyFile();
         }
@@ -2289,7 +2298,7 @@
         @Override
         public NotificationChannelGroup getNotificationChannelGroup(String pkg, String groupId) {
             checkCallerIsSystemOrSameApp(pkg);
-            return mRankingHelper.getNotificationChannelGroupWithChannels(
+            return mPreferencesHelper.getNotificationChannelGroupWithChannels(
                     pkg, Binder.getCallingUid(), groupId, false);
         }
 
@@ -2297,7 +2306,7 @@
         public ParceledListSlice<NotificationChannelGroup> getNotificationChannelGroups(
                 String pkg) {
             checkCallerIsSystemOrSameApp(pkg);
-            return mRankingHelper.getNotificationChannelGroups(
+            return mPreferencesHelper.getNotificationChannelGroups(
                     pkg, Binder.getCallingUid(), false, false);
         }
 
@@ -2307,10 +2316,10 @@
 
             final int callingUid = Binder.getCallingUid();
             NotificationChannelGroup groupToDelete =
-                    mRankingHelper.getNotificationChannelGroup(groupId, pkg, callingUid);
+                    mPreferencesHelper.getNotificationChannelGroup(groupId, pkg, callingUid);
             if (groupToDelete != null) {
                 List<NotificationChannel> deletedChannels =
-                        mRankingHelper.deleteNotificationChannelGroup(pkg, callingUid, groupId);
+                        mPreferencesHelper.deleteNotificationChannelGroup(pkg, callingUid, groupId);
                 for (int i = 0; i < deletedChannels.size(); i++) {
                     final NotificationChannel deletedChannel = deletedChannels.get(i);
                     cancelAllNotificationsInt(MY_UID, MY_PID, pkg, deletedChannel.getId(), 0, 0,
@@ -2341,47 +2350,47 @@
         public ParceledListSlice<NotificationChannel> getNotificationChannelsForPackage(String pkg,
                 int uid, boolean includeDeleted) {
             enforceSystemOrSystemUI("getNotificationChannelsForPackage");
-            return mRankingHelper.getNotificationChannels(pkg, uid, includeDeleted);
+            return mPreferencesHelper.getNotificationChannels(pkg, uid, includeDeleted);
         }
 
         @Override
         public int getNumNotificationChannelsForPackage(String pkg, int uid,
                 boolean includeDeleted) {
             enforceSystemOrSystemUI("getNumNotificationChannelsForPackage");
-            return mRankingHelper.getNotificationChannels(pkg, uid, includeDeleted)
+            return mPreferencesHelper.getNotificationChannels(pkg, uid, includeDeleted)
                     .getList().size();
         }
 
         @Override
         public boolean onlyHasDefaultChannel(String pkg, int uid) {
             enforceSystemOrSystemUI("onlyHasDefaultChannel");
-            return mRankingHelper.onlyHasDefaultChannel(pkg, uid);
+            return mPreferencesHelper.onlyHasDefaultChannel(pkg, uid);
         }
 
         @Override
         public int getDeletedChannelCount(String pkg, int uid) {
             enforceSystemOrSystemUI("getDeletedChannelCount");
-            return mRankingHelper.getDeletedChannelCount(pkg, uid);
+            return mPreferencesHelper.getDeletedChannelCount(pkg, uid);
         }
 
         @Override
         public int getBlockedChannelCount(String pkg, int uid) {
             enforceSystemOrSystemUI("getBlockedChannelCount");
-            return mRankingHelper.getBlockedChannelCount(pkg, uid);
+            return mPreferencesHelper.getBlockedChannelCount(pkg, uid);
         }
 
         @Override
         public ParceledListSlice<NotificationChannelGroup> getNotificationChannelGroupsForPackage(
                 String pkg, int uid, boolean includeDeleted) {
             checkCallerIsSystem();
-            return mRankingHelper.getNotificationChannelGroups(pkg, uid, includeDeleted, true);
+            return mPreferencesHelper.getNotificationChannelGroups(pkg, uid, includeDeleted, true);
         }
 
         @Override
         public NotificationChannelGroup getPopulatedNotificationChannelGroupForPackage(
                 String pkg, int uid, String groupId, boolean includeDeleted) {
             enforceSystemOrSystemUI("getPopulatedNotificationChannelGroupForPackage");
-            return mRankingHelper.getNotificationChannelGroupWithChannels(
+            return mPreferencesHelper.getNotificationChannelGroupWithChannels(
                     pkg, uid, groupId, includeDeleted);
         }
 
@@ -2389,13 +2398,13 @@
         public NotificationChannelGroup getNotificationChannelGroupForPackage(
                 String groupId, String pkg, int uid) {
             enforceSystemOrSystemUI("getNotificationChannelGroupForPackage");
-            return mRankingHelper.getNotificationChannelGroup(groupId, pkg, uid);
+            return mPreferencesHelper.getNotificationChannelGroup(groupId, pkg, uid);
         }
 
         @Override
         public ParceledListSlice<NotificationChannel> getNotificationChannels(String pkg) {
             checkCallerIsSystemOrSameApp(pkg);
-            return mRankingHelper.getNotificationChannels(
+            return mPreferencesHelper.getNotificationChannels(
                     pkg, Binder.getCallingUid(), false /* includeDeleted */);
         }
 
@@ -2412,12 +2421,12 @@
         @Override
         public int getBlockedAppCount(int userId) {
             checkCallerIsSystem();
-            return mRankingHelper.getBlockedAppCount(userId);
+            return mPreferencesHelper.getBlockedAppCount(userId);
         }
 
         @Override
         public boolean areChannelsBypassingDnd() {
-            return mRankingHelper.areChannelsBypassingDnd();
+            return mPreferencesHelper.areChannelsBypassingDnd();
         }
 
         @Override
@@ -2440,7 +2449,7 @@
 
             // Reset notification preferences
             if (!fromApp) {
-                mRankingHelper.onPackagesChanged(
+                mPreferencesHelper.onPackagesChanged(
                         true, UserHandle.getCallingUserId(), packages, uids);
             }
 
@@ -3512,7 +3521,7 @@
             Preconditions.checkNotNull(user);
             verifyPrivilegedListener(token, user);
 
-            return mRankingHelper.getNotificationChannels(pkg, getUidForPackageAndUser(pkg, user),
+            return mPreferencesHelper.getNotificationChannels(pkg, getUidForPackageAndUser(pkg, user),
                     false /* includeDeleted */);
         }
 
@@ -3525,7 +3534,7 @@
             verifyPrivilegedListener(token, user);
 
             List<NotificationChannelGroup> groups = new ArrayList<>();
-            groups.addAll(mRankingHelper.getNotificationChannelGroups(
+            groups.addAll(mPreferencesHelper.getNotificationChannelGroups(
                     pkg, getUidForPackageAndUser(pkg, user)));
             return new ParceledListSlice<>(groups);
         }
@@ -3706,10 +3715,10 @@
         JSONObject dump = new JSONObject();
         try {
             dump.put("service", "Notification Manager");
-            dump.put("bans", mRankingHelper.dumpBansJson(filter));
-            dump.put("ranking", mRankingHelper.dumpJson(filter));
+            dump.put("bans", mPreferencesHelper.dumpBansJson(filter));
+            dump.put("ranking", mPreferencesHelper.dumpJson(filter));
             dump.put("stats", mUsageStats.dumpJson(filter));
-            dump.put("channels", mRankingHelper.dumpChannelsJson(filter));
+            dump.put("channels", mPreferencesHelper.dumpChannelsJson(filter));
         } catch (JSONException e) {
             e.printStackTrace();
         }
@@ -3782,6 +3791,7 @@
 
             long rankingToken = proto.start(NotificationServiceDumpProto.RANKING_CONFIG);
             mRankingHelper.dump(proto, filter);
+            mPreferencesHelper.dump(proto, filter);
             proto.end(rankingToken);
         }
 
@@ -3890,6 +3900,9 @@
                 pw.println("\n  Ranking Config:");
                 mRankingHelper.dump(pw, "    ", filter);
 
+                pw.println("\n Notification Preferences:");
+                mPreferencesHelper.dump(pw, "    ", filter);
+
                 pw.println("\n  Notification listeners:");
                 mListeners.dump(pw, filter);
                 pw.print("    mListenerHints: "); pw.println(mListenerHints);
@@ -3953,7 +3966,7 @@
         @Override
         public NotificationChannel getNotificationChannel(String pkg, int uid, String
                 channelId) {
-            return mRankingHelper.getNotificationChannel(pkg, uid, channelId, false);
+            return mPreferencesHelper.getNotificationChannel(pkg, uid, channelId, false);
         }
 
         @Override
@@ -4049,7 +4062,7 @@
         if (mIsTelevision && (new Notification.TvExtender(notification)).getChannelId() != null) {
             channelId = (new Notification.TvExtender(notification)).getChannelId();
         }
-        final NotificationChannel channel = mRankingHelper.getNotificationChannel(pkg,
+        final NotificationChannel channel = mPreferencesHelper.getNotificationChannel(pkg,
                 notificationUid, channelId, false /* includeDeleted */);
         if (channel == null) {
             final String noChannelStr = "No Channel found for "
@@ -4064,7 +4077,7 @@
                     + ", notificationUid=" + notificationUid
                     + ", notification=" + notification;
             Log.e(TAG, noChannelStr);
-            boolean appNotificationsOff = mRankingHelper.getImportance(pkg, notificationUid)
+            boolean appNotificationsOff = mPreferencesHelper.getImportance(pkg, notificationUid)
                     == NotificationManager.IMPORTANCE_NONE;
 
             if (!appNotificationsOff) {
@@ -4079,7 +4092,7 @@
                 pkg, opPkg, id, tag, notificationUid, callingPid, notification,
                 user, null, System.currentTimeMillis());
         final NotificationRecord r = new NotificationRecord(getContext(), n, channel);
-        r.setIsAppImportanceLocked(mRankingHelper.getIsAppImportanceLocked(pkg, callingUid));
+        r.setIsAppImportanceLocked(mPreferencesHelper.getIsAppImportanceLocked(pkg, callingUid));
 
         if ((notification.flags & Notification.FLAG_FOREGROUND_SERVICE) != 0) {
             final boolean fgServiceShown = channel.isFgServiceShown();
@@ -4098,7 +4111,7 @@
                         channel.unlockFields(NotificationChannel.USER_LOCKED_IMPORTANCE);
                         channel.setFgServiceShown(true);
                     }
-                    mRankingHelper.updateNotificationChannel(pkg, notificationUid, channel, false);
+                    mPreferencesHelper.updateNotificationChannel(pkg, notificationUid, channel, false);
                     r.updateNotificationChannel(channel);
                 }
             } else if (!fgServiceShown && !TextUtils.isEmpty(channelId)
@@ -4273,8 +4286,8 @@
             return isPackageSuspended;
         }
         final boolean isBlocked =
-                mRankingHelper.isGroupBlocked(pkg, callingUid, r.getChannel().getGroup())
-                || mRankingHelper.getImportance(pkg, callingUid)
+                mPreferencesHelper.isGroupBlocked(pkg, callingUid, r.getChannel().getGroup())
+                || mPreferencesHelper.getImportance(pkg, callingUid)
                         == NotificationManager.IMPORTANCE_NONE
                 || r.getChannel().getImportance() == NotificationManager.IMPORTANCE_NONE;
         if (isBlocked) {
@@ -5247,6 +5260,7 @@
             ArrayList<ArrayList<SnoozeCriterion>> snoozeCriteriaBefore = new ArrayList<>(N);
             ArrayList<Integer> userSentimentBefore = new ArrayList<>(N);
             ArrayList<Integer> suppressVisuallyBefore = new ArrayList<>(N);
+            ArrayList<ArrayList<Notification.Action>> smartActionsBefore = new ArrayList<>(N);
             for (int i = 0; i < N; i++) {
                 final NotificationRecord r = mNotificationList.get(i);
                 orderBefore.add(r.getKey());
@@ -5258,6 +5272,7 @@
                 snoozeCriteriaBefore.add(r.getSnoozeCriteria());
                 userSentimentBefore.add(r.getUserSentiment());
                 suppressVisuallyBefore.add(r.getSuppressedVisualEffects());
+                smartActionsBefore.add(r.getSmartActions());
                 mRankingHelper.extractSignals(r);
             }
             mRankingHelper.sort(mNotificationList);
@@ -5272,7 +5287,8 @@
                         || !Objects.equals(snoozeCriteriaBefore.get(i), r.getSnoozeCriteria())
                         || !Objects.equals(userSentimentBefore.get(i), r.getUserSentiment())
                         || !Objects.equals(suppressVisuallyBefore.get(i),
-                        r.getSuppressedVisualEffects())) {
+                        r.getSuppressedVisualEffects())
+                        || !Objects.equals(smartActionsBefore.get(i), r.getSmartActions())) {
                     mHandler.scheduleSendRankingUpdate();
                     return;
                 }
@@ -6255,6 +6271,7 @@
         Bundle showBadge = new Bundle();
         Bundle userSentiment = new Bundle();
         Bundle hidden = new Bundle();
+        Bundle smartActions = new Bundle();
         for (int i = 0; i < N; i++) {
             NotificationRecord record = mNotificationList.get(i);
             if (!isVisibleToListener(record.sbn, info)) {
@@ -6282,6 +6299,7 @@
             showBadge.putBoolean(key, record.canShowBadge());
             userSentiment.putInt(key, record.getUserSentiment());
             hidden.putBoolean(key, record.isHidden());
+            smartActions.putParcelableArrayList(key, record.getSmartActions());
         }
         final int M = keys.size();
         String[] keysAr = keys.toArray(new String[M]);
@@ -6292,7 +6310,8 @@
         }
         return new NotificationRankingUpdate(keysAr, interceptedKeysAr, visibilityOverrides,
                 suppressedVisualEffects, importanceAr, explanation, overrideGroupKeys,
-                channels, overridePeople, snoozeCriteria, showBadge, userSentiment, hidden);
+                channels, overridePeople, snoozeCriteria, showBadge, userSentiment, hidden,
+                smartActions);
     }
 
     boolean hasCompanionDevice(ManagedServiceInfo info) {
diff --git a/services/core/java/com/android/server/notification/NotificationRecord.java b/services/core/java/com/android/server/notification/NotificationRecord.java
index 1ab05ec..0154c72 100644
--- a/services/core/java/com/android/server/notification/NotificationRecord.java
+++ b/services/core/java/com/android/server/notification/NotificationRecord.java
@@ -159,6 +159,7 @@
     private Light mLight;
     private String mGroupLogTag;
     private String mChannelIdLogTag;
+    private ArrayList<Notification.Action> mSmartActions;
 
     private final List<Adjustment> mAdjustments;
     private final NotificationStats mStats;
@@ -630,6 +631,9 @@
                                 Adjustment.KEY_USER_SENTIMENT, USER_SENTIMENT_NEUTRAL));
                     }
                 }
+                if (signals.containsKey(Adjustment.KEY_SMART_ACTIONS)) {
+                    setSmartActions(signals.getParcelableArrayList(Adjustment.KEY_SMART_ACTIONS));
+                }
             }
         }
     }
@@ -1049,6 +1053,14 @@
         mHasSeenSmartReplies = hasSeenSmartReplies;
     }
 
+    public void setSmartActions(ArrayList<Notification.Action> smartActions) {
+        mSmartActions = smartActions;
+    }
+
+    public ArrayList<Notification.Action> getSmartActions() {
+        return mSmartActions;
+    }
+
     /**
      * @return all {@link Uri} that should have permission granted to whoever
      *         will be rendering it. This list has already been vetted to only
diff --git a/services/core/java/com/android/server/notification/PreferencesHelper.java b/services/core/java/com/android/server/notification/PreferencesHelper.java
new file mode 100644
index 0000000..dfc61d9
--- /dev/null
+++ b/services/core/java/com/android/server/notification/PreferencesHelper.java
@@ -0,0 +1,1373 @@
+/**
+ * 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.server.notification;
+
+import static android.app.NotificationManager.IMPORTANCE_NONE;
+
+import android.annotation.IntDef;
+import android.annotation.NonNull;
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationChannelGroup;
+import android.app.NotificationManager;
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ParceledListSlice;
+import android.metrics.LogMaker;
+import android.os.Build;
+import android.os.UserHandle;
+import android.provider.Settings;
+import android.service.notification.NotificationListenerService;
+import android.service.notification.RankingHelperProto;
+import android.text.TextUtils;
+import android.util.ArrayMap;
+import android.util.Slog;
+import android.util.SparseBooleanArray;
+import android.util.proto.ProtoOutputStream;
+
+import com.android.internal.R;
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.util.Preconditions;
+import com.android.internal.util.XmlUtils;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.xmlpull.v1.XmlPullParser;
+import org.xmlpull.v1.XmlPullParserException;
+import org.xmlpull.v1.XmlSerializer;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.concurrent.ConcurrentHashMap;
+
+public class PreferencesHelper implements RankingConfig {
+    private static final String TAG = "NotificationPrefHelper";
+    private static final int XML_VERSION = 1;
+
+    @VisibleForTesting
+    static final String TAG_RANKING = "ranking";
+    private static final String TAG_PACKAGE = "package";
+    private static final String TAG_CHANNEL = "channel";
+    private static final String TAG_GROUP = "channelGroup";
+
+    private static final String ATT_VERSION = "version";
+    private static final String ATT_NAME = "name";
+    private static final String ATT_UID = "uid";
+    private static final String ATT_ID = "id";
+    private static final String ATT_PRIORITY = "priority";
+    private static final String ATT_VISIBILITY = "visibility";
+    private static final String ATT_IMPORTANCE = "importance";
+    private static final String ATT_SHOW_BADGE = "show_badge";
+    private static final String ATT_APP_USER_LOCKED_FIELDS = "app_user_locked_fields";
+
+    private static final int DEFAULT_PRIORITY = Notification.PRIORITY_DEFAULT;
+    private static final int DEFAULT_VISIBILITY = NotificationManager.VISIBILITY_NO_OVERRIDE;
+    private static final int DEFAULT_IMPORTANCE = NotificationManager.IMPORTANCE_UNSPECIFIED;
+    private static final boolean DEFAULT_SHOW_BADGE = true;
+    /**
+     * Default value for what fields are user locked. See {@link LockableAppFields} for all lockable
+     * fields.
+     */
+    private static final int DEFAULT_LOCKED_APP_FIELDS = 0;
+
+    /**
+     * All user-lockable fields for a given application.
+     */
+    @IntDef({LockableAppFields.USER_LOCKED_IMPORTANCE})
+    public @interface LockableAppFields {
+        int USER_LOCKED_IMPORTANCE = 0x00000001;
+    }
+
+    // pkg|uid => PackagePreferences
+    private final ArrayMap<String, PackagePreferences> mPackagePreferencess = new ArrayMap<>();
+    // pkg => PackagePreferences
+    private final ArrayMap<String, PackagePreferences> mRestoredWithoutUids = new ArrayMap<>();
+
+
+    private final Context mContext;
+    private final PackageManager mPm;
+    private final RankingHandler mRankingHandler;
+    private final ZenModeHelper mZenModeHelper;
+
+    private SparseBooleanArray mBadgingEnabled;
+    private boolean mAreChannelsBypassingDnd;
+
+
+    public PreferencesHelper(Context context, PackageManager pm, RankingHandler rankingHandler,
+            ZenModeHelper zenHelper) {
+        mContext = context;
+        mZenModeHelper = zenHelper;
+        mRankingHandler = rankingHandler;
+        mPm = pm;
+
+        updateBadgingEnabled();
+
+        mAreChannelsBypassingDnd = (mZenModeHelper.getNotificationPolicy().state &
+                NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND) == 1;
+        updateChannelsBypassingDnd();
+
+    }
+
+    public void readXml(XmlPullParser parser, boolean forRestore)
+            throws XmlPullParserException, IOException {
+        int type = parser.getEventType();
+        if (type != XmlPullParser.START_TAG) return;
+        String tag = parser.getName();
+        if (!TAG_RANKING.equals(tag)) return;
+        // Clobber groups and channels with the xml, but don't delete other data that wasn't present
+        // at the time of serialization.
+        mRestoredWithoutUids.clear();
+        while ((type = parser.next()) != XmlPullParser.END_DOCUMENT) {
+            tag = parser.getName();
+            if (type == XmlPullParser.END_TAG && TAG_RANKING.equals(tag)) {
+                return;
+            }
+            if (type == XmlPullParser.START_TAG) {
+                if (TAG_PACKAGE.equals(tag)) {
+                    int uid = XmlUtils.readIntAttribute(parser, ATT_UID,
+                            PackagePreferences.UNKNOWN_UID);
+                    String name = parser.getAttributeValue(null, ATT_NAME);
+                    if (!TextUtils.isEmpty(name)) {
+                        if (forRestore) {
+                            try {
+                                //TODO: http://b/22388012
+                                uid = mPm.getPackageUidAsUser(name,
+                                        UserHandle.USER_SYSTEM);
+                            } catch (PackageManager.NameNotFoundException e) {
+                                // noop
+                            }
+                        }
+
+                        PackagePreferences r = getOrCreatePackagePreferences(name, uid,
+                                XmlUtils.readIntAttribute(
+                                        parser, ATT_IMPORTANCE, DEFAULT_IMPORTANCE),
+                                XmlUtils.readIntAttribute(parser, ATT_PRIORITY, DEFAULT_PRIORITY),
+                                XmlUtils.readIntAttribute(
+                                        parser, ATT_VISIBILITY, DEFAULT_VISIBILITY),
+                                XmlUtils.readBooleanAttribute(
+                                        parser, ATT_SHOW_BADGE, DEFAULT_SHOW_BADGE));
+                        r.importance = XmlUtils.readIntAttribute(
+                                parser, ATT_IMPORTANCE, DEFAULT_IMPORTANCE);
+                        r.priority = XmlUtils.readIntAttribute(
+                                parser, ATT_PRIORITY, DEFAULT_PRIORITY);
+                        r.visibility = XmlUtils.readIntAttribute(
+                                parser, ATT_VISIBILITY, DEFAULT_VISIBILITY);
+                        r.showBadge = XmlUtils.readBooleanAttribute(
+                                parser, ATT_SHOW_BADGE, DEFAULT_SHOW_BADGE);
+                        r.lockedAppFields = XmlUtils.readIntAttribute(parser,
+                                ATT_APP_USER_LOCKED_FIELDS, DEFAULT_LOCKED_APP_FIELDS);
+
+                        final int innerDepth = parser.getDepth();
+                        while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
+                                && (type != XmlPullParser.END_TAG
+                                || parser.getDepth() > innerDepth)) {
+                            if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
+                                continue;
+                            }
+
+                            String tagName = parser.getName();
+                            // Channel groups
+                            if (TAG_GROUP.equals(tagName)) {
+                                String id = parser.getAttributeValue(null, ATT_ID);
+                                CharSequence groupName = parser.getAttributeValue(null, ATT_NAME);
+                                if (!TextUtils.isEmpty(id)) {
+                                    NotificationChannelGroup group
+                                            = new NotificationChannelGroup(id, groupName);
+                                    group.populateFromXml(parser);
+                                    r.groups.put(id, group);
+                                }
+                            }
+                            // Channels
+                            if (TAG_CHANNEL.equals(tagName)) {
+                                String id = parser.getAttributeValue(null, ATT_ID);
+                                String channelName = parser.getAttributeValue(null, ATT_NAME);
+                                int channelImportance = XmlUtils.readIntAttribute(
+                                        parser, ATT_IMPORTANCE, DEFAULT_IMPORTANCE);
+                                if (!TextUtils.isEmpty(id) && !TextUtils.isEmpty(channelName)) {
+                                    NotificationChannel channel = new NotificationChannel(id,
+                                            channelName, channelImportance);
+                                    if (forRestore) {
+                                        channel.populateFromXmlForRestore(parser, mContext);
+                                    } else {
+                                        channel.populateFromXml(parser);
+                                    }
+                                    r.channels.put(id, channel);
+                                }
+                            }
+                        }
+
+                        try {
+                            deleteDefaultChannelIfNeeded(r);
+                        } catch (PackageManager.NameNotFoundException e) {
+                            Slog.e(TAG, "deleteDefaultChannelIfNeeded - Exception: " + e);
+                        }
+                    }
+                }
+            }
+        }
+        throw new IllegalStateException("Failed to reach END_DOCUMENT");
+    }
+
+    private PackagePreferences getPackagePreferences(String pkg, int uid) {
+        final String key = packagePreferencesKey(pkg, uid);
+        synchronized (mPackagePreferencess) {
+            return mPackagePreferencess.get(key);
+        }
+    }
+
+    private PackagePreferences getOrCreatePackagePreferences(String pkg, int uid) {
+        return getOrCreatePackagePreferences(pkg, uid,
+                DEFAULT_IMPORTANCE, DEFAULT_PRIORITY, DEFAULT_VISIBILITY, DEFAULT_SHOW_BADGE);
+    }
+
+    private PackagePreferences getOrCreatePackagePreferences(String pkg, int uid, int importance,
+            int priority, int visibility, boolean showBadge) {
+        final String key = packagePreferencesKey(pkg, uid);
+        synchronized (mPackagePreferencess) {
+            PackagePreferences
+                    r = (uid == PackagePreferences.UNKNOWN_UID) ? mRestoredWithoutUids.get(pkg)
+                    : mPackagePreferencess.get(key);
+            if (r == null) {
+                r = new PackagePreferences();
+                r.pkg = pkg;
+                r.uid = uid;
+                r.importance = importance;
+                r.priority = priority;
+                r.visibility = visibility;
+                r.showBadge = showBadge;
+
+                try {
+                    createDefaultChannelIfNeeded(r);
+                } catch (PackageManager.NameNotFoundException e) {
+                    Slog.e(TAG, "createDefaultChannelIfNeeded - Exception: " + e);
+                }
+
+                if (r.uid == PackagePreferences.UNKNOWN_UID) {
+                    mRestoredWithoutUids.put(pkg, r);
+                } else {
+                    mPackagePreferencess.put(key, r);
+                }
+            }
+            return r;
+        }
+    }
+
+    private boolean shouldHaveDefaultChannel(PackagePreferences r) throws
+            PackageManager.NameNotFoundException {
+        final int userId = UserHandle.getUserId(r.uid);
+        final ApplicationInfo applicationInfo =
+                mPm.getApplicationInfoAsUser(r.pkg, 0, userId);
+        if (applicationInfo.targetSdkVersion >= Build.VERSION_CODES.O) {
+            // O apps should not have the default channel.
+            return false;
+        }
+
+        // Otherwise, this app should have the default channel.
+        return true;
+    }
+
+    private void deleteDefaultChannelIfNeeded(PackagePreferences r) throws
+            PackageManager.NameNotFoundException {
+        if (!r.channels.containsKey(NotificationChannel.DEFAULT_CHANNEL_ID)) {
+            // Not present
+            return;
+        }
+
+        if (shouldHaveDefaultChannel(r)) {
+            // Keep the default channel until upgraded.
+            return;
+        }
+
+        // Remove Default Channel.
+        r.channels.remove(NotificationChannel.DEFAULT_CHANNEL_ID);
+    }
+
+    private void createDefaultChannelIfNeeded(PackagePreferences r) throws
+            PackageManager.NameNotFoundException {
+        if (r.channels.containsKey(NotificationChannel.DEFAULT_CHANNEL_ID)) {
+            r.channels.get(NotificationChannel.DEFAULT_CHANNEL_ID).setName(mContext.getString(
+                    com.android.internal.R.string.default_notification_channel_label));
+            return;
+        }
+
+        if (!shouldHaveDefaultChannel(r)) {
+            // Keep the default channel until upgraded.
+            return;
+        }
+
+        // Create Default Channel
+        NotificationChannel channel;
+        channel = new NotificationChannel(
+                NotificationChannel.DEFAULT_CHANNEL_ID,
+                mContext.getString(R.string.default_notification_channel_label),
+                r.importance);
+        channel.setBypassDnd(r.priority == Notification.PRIORITY_MAX);
+        channel.setLockscreenVisibility(r.visibility);
+        if (r.importance != NotificationManager.IMPORTANCE_UNSPECIFIED) {
+            channel.lockFields(NotificationChannel.USER_LOCKED_IMPORTANCE);
+        }
+        if (r.priority != DEFAULT_PRIORITY) {
+            channel.lockFields(NotificationChannel.USER_LOCKED_PRIORITY);
+        }
+        if (r.visibility != DEFAULT_VISIBILITY) {
+            channel.lockFields(NotificationChannel.USER_LOCKED_VISIBILITY);
+        }
+        r.channels.put(channel.getId(), channel);
+    }
+
+    public void writeXml(XmlSerializer out, boolean forBackup) throws IOException {
+        out.startTag(null, TAG_RANKING);
+        out.attribute(null, ATT_VERSION, Integer.toString(XML_VERSION));
+
+        synchronized (mPackagePreferencess) {
+            final int N = mPackagePreferencess.size();
+            for (int i = 0; i < N; i++) {
+                final PackagePreferences r = mPackagePreferencess.valueAt(i);
+                //TODO: http://b/22388012
+                if (forBackup && UserHandle.getUserId(r.uid) != UserHandle.USER_SYSTEM) {
+                    continue;
+                }
+                final boolean hasNonDefaultSettings =
+                        r.importance != DEFAULT_IMPORTANCE
+                                || r.priority != DEFAULT_PRIORITY
+                                || r.visibility != DEFAULT_VISIBILITY
+                                || r.showBadge != DEFAULT_SHOW_BADGE
+                                || r.lockedAppFields != DEFAULT_LOCKED_APP_FIELDS
+                                || r.channels.size() > 0
+                                || r.groups.size() > 0;
+                if (hasNonDefaultSettings) {
+                    out.startTag(null, TAG_PACKAGE);
+                    out.attribute(null, ATT_NAME, r.pkg);
+                    if (r.importance != DEFAULT_IMPORTANCE) {
+                        out.attribute(null, ATT_IMPORTANCE, Integer.toString(r.importance));
+                    }
+                    if (r.priority != DEFAULT_PRIORITY) {
+                        out.attribute(null, ATT_PRIORITY, Integer.toString(r.priority));
+                    }
+                    if (r.visibility != DEFAULT_VISIBILITY) {
+                        out.attribute(null, ATT_VISIBILITY, Integer.toString(r.visibility));
+                    }
+                    out.attribute(null, ATT_SHOW_BADGE, Boolean.toString(r.showBadge));
+                    out.attribute(null, ATT_APP_USER_LOCKED_FIELDS,
+                            Integer.toString(r.lockedAppFields));
+
+                    if (!forBackup) {
+                        out.attribute(null, ATT_UID, Integer.toString(r.uid));
+                    }
+
+                    for (NotificationChannelGroup group : r.groups.values()) {
+                        group.writeXml(out);
+                    }
+
+                    for (NotificationChannel channel : r.channels.values()) {
+                        if (forBackup) {
+                            if (!channel.isDeleted()) {
+                                channel.writeXmlForBackup(out, mContext);
+                            }
+                        } else {
+                            channel.writeXml(out);
+                        }
+                    }
+
+                    out.endTag(null, TAG_PACKAGE);
+                }
+            }
+        }
+        out.endTag(null, TAG_RANKING);
+    }
+
+    /**
+     * Gets importance.
+     */
+    @Override
+    public int getImportance(String packageName, int uid) {
+        return getOrCreatePackagePreferences(packageName, uid).importance;
+    }
+
+
+    /**
+     * Returns whether the importance of the corresponding notification is user-locked and shouldn't
+     * be adjusted by an assistant (via means of a blocking helper, for example). For the channel
+     * locking field, see {@link NotificationChannel#USER_LOCKED_IMPORTANCE}.
+     */
+    public boolean getIsAppImportanceLocked(String packageName, int uid) {
+        int userLockedFields = getOrCreatePackagePreferences(packageName, uid).lockedAppFields;
+        return (userLockedFields & LockableAppFields.USER_LOCKED_IMPORTANCE) != 0;
+    }
+
+    @Override
+    public boolean canShowBadge(String packageName, int uid) {
+        return getOrCreatePackagePreferences(packageName, uid).showBadge;
+    }
+
+    @Override
+    public void setShowBadge(String packageName, int uid, boolean showBadge) {
+        getOrCreatePackagePreferences(packageName, uid).showBadge = showBadge;
+        updateConfig();
+    }
+
+    @Override
+    public boolean isGroupBlocked(String packageName, int uid, String groupId) {
+        if (groupId == null) {
+            return false;
+        }
+        PackagePreferences r = getOrCreatePackagePreferences(packageName, uid);
+        NotificationChannelGroup group = r.groups.get(groupId);
+        if (group == null) {
+            return false;
+        }
+        return group.isBlocked();
+    }
+
+    int getPackagePriority(String pkg, int uid) {
+        return getOrCreatePackagePreferences(pkg, uid).priority;
+    }
+
+    int getPackageVisibility(String pkg, int uid) {
+        return getOrCreatePackagePreferences(pkg, uid).visibility;
+    }
+
+    @Override
+    public void createNotificationChannelGroup(String pkg, int uid, NotificationChannelGroup group,
+            boolean fromTargetApp) {
+        Preconditions.checkNotNull(pkg);
+        Preconditions.checkNotNull(group);
+        Preconditions.checkNotNull(group.getId());
+        Preconditions.checkNotNull(!TextUtils.isEmpty(group.getName()));
+        PackagePreferences r = getOrCreatePackagePreferences(pkg, uid);
+        if (r == null) {
+            throw new IllegalArgumentException("Invalid package");
+        }
+        final NotificationChannelGroup oldGroup = r.groups.get(group.getId());
+        if (!group.equals(oldGroup)) {
+            // will log for new entries as well as name/description changes
+            MetricsLogger.action(getChannelGroupLog(group.getId(), pkg));
+        }
+        if (oldGroup != null) {
+            group.setChannels(oldGroup.getChannels());
+
+            if (fromTargetApp) {
+                group.setBlocked(oldGroup.isBlocked());
+            }
+        }
+        r.groups.put(group.getId(), group);
+    }
+
+    @Override
+    public void createNotificationChannel(String pkg, int uid, NotificationChannel channel,
+            boolean fromTargetApp, boolean hasDndAccess) {
+        Preconditions.checkNotNull(pkg);
+        Preconditions.checkNotNull(channel);
+        Preconditions.checkNotNull(channel.getId());
+        Preconditions.checkArgument(!TextUtils.isEmpty(channel.getName()));
+        PackagePreferences r = getOrCreatePackagePreferences(pkg, uid);
+        if (r == null) {
+            throw new IllegalArgumentException("Invalid package");
+        }
+        if (channel.getGroup() != null && !r.groups.containsKey(channel.getGroup())) {
+            throw new IllegalArgumentException("NotificationChannelGroup doesn't exist");
+        }
+        if (NotificationChannel.DEFAULT_CHANNEL_ID.equals(channel.getId())) {
+            throw new IllegalArgumentException("Reserved id");
+        }
+        NotificationChannel existing = r.channels.get(channel.getId());
+        // Keep most of the existing settings
+        if (existing != null && fromTargetApp) {
+            if (existing.isDeleted()) {
+                existing.setDeleted(false);
+
+                // log a resurrected channel as if it's new again
+                MetricsLogger.action(getChannelLog(channel, pkg).setType(
+                        com.android.internal.logging.nano.MetricsProto.MetricsEvent.TYPE_OPEN));
+            }
+
+            existing.setName(channel.getName().toString());
+            existing.setDescription(channel.getDescription());
+            existing.setBlockableSystem(channel.isBlockableSystem());
+            if (existing.getGroup() == null) {
+                existing.setGroup(channel.getGroup());
+            }
+
+            // Apps are allowed to downgrade channel importance if the user has not changed any
+            // fields on this channel yet.
+            if (existing.getUserLockedFields() == 0 &&
+                    channel.getImportance() < existing.getImportance()) {
+                existing.setImportance(channel.getImportance());
+            }
+
+            // system apps and dnd access apps can bypass dnd if the user hasn't changed any
+            // fields on the channel yet
+            if (existing.getUserLockedFields() == 0 && hasDndAccess) {
+                boolean bypassDnd = channel.canBypassDnd();
+                existing.setBypassDnd(bypassDnd);
+
+                if (bypassDnd != mAreChannelsBypassingDnd) {
+                    updateChannelsBypassingDnd();
+                }
+            }
+
+            updateConfig();
+            return;
+        }
+        if (channel.getImportance() < IMPORTANCE_NONE
+                || channel.getImportance() > NotificationManager.IMPORTANCE_MAX) {
+            throw new IllegalArgumentException("Invalid importance level");
+        }
+
+        // Reset fields that apps aren't allowed to set.
+        if (fromTargetApp && !hasDndAccess) {
+            channel.setBypassDnd(r.priority == Notification.PRIORITY_MAX);
+        }
+        if (fromTargetApp) {
+            channel.setLockscreenVisibility(r.visibility);
+        }
+        clearLockedFields(channel);
+        if (channel.getLockscreenVisibility() == Notification.VISIBILITY_PUBLIC) {
+            channel.setLockscreenVisibility(
+                    NotificationListenerService.Ranking.VISIBILITY_NO_OVERRIDE);
+        }
+        if (!r.showBadge) {
+            channel.setShowBadge(false);
+        }
+
+        r.channels.put(channel.getId(), channel);
+        if (channel.canBypassDnd() != mAreChannelsBypassingDnd) {
+            updateChannelsBypassingDnd();
+        }
+        MetricsLogger.action(getChannelLog(channel, pkg).setType(
+                com.android.internal.logging.nano.MetricsProto.MetricsEvent.TYPE_OPEN));
+    }
+
+    void clearLockedFields(NotificationChannel channel) {
+        channel.unlockFields(channel.getUserLockedFields());
+    }
+
+    @Override
+    public void updateNotificationChannel(String pkg, int uid, NotificationChannel updatedChannel,
+            boolean fromUser) {
+        Preconditions.checkNotNull(updatedChannel);
+        Preconditions.checkNotNull(updatedChannel.getId());
+        PackagePreferences r = getOrCreatePackagePreferences(pkg, uid);
+        if (r == null) {
+            throw new IllegalArgumentException("Invalid package");
+        }
+        NotificationChannel channel = r.channels.get(updatedChannel.getId());
+        if (channel == null || channel.isDeleted()) {
+            throw new IllegalArgumentException("Channel does not exist");
+        }
+        if (updatedChannel.getLockscreenVisibility() == Notification.VISIBILITY_PUBLIC) {
+            updatedChannel.setLockscreenVisibility(
+                    NotificationListenerService.Ranking.VISIBILITY_NO_OVERRIDE);
+        }
+        if (!fromUser) {
+            updatedChannel.unlockFields(updatedChannel.getUserLockedFields());
+        }
+        if (fromUser) {
+            updatedChannel.lockFields(channel.getUserLockedFields());
+            lockFieldsForUpdate(channel, updatedChannel);
+        }
+        r.channels.put(updatedChannel.getId(), updatedChannel);
+
+        if (NotificationChannel.DEFAULT_CHANNEL_ID.equals(updatedChannel.getId())) {
+            // copy settings to app level so they are inherited by new channels
+            // when the app migrates
+            r.importance = updatedChannel.getImportance();
+            r.priority = updatedChannel.canBypassDnd()
+                    ? Notification.PRIORITY_MAX : Notification.PRIORITY_DEFAULT;
+            r.visibility = updatedChannel.getLockscreenVisibility();
+            r.showBadge = updatedChannel.canShowBadge();
+        }
+
+        if (!channel.equals(updatedChannel)) {
+            // only log if there are real changes
+            MetricsLogger.action(getChannelLog(updatedChannel, pkg));
+        }
+
+        if (updatedChannel.canBypassDnd() != mAreChannelsBypassingDnd) {
+            updateChannelsBypassingDnd();
+        }
+        updateConfig();
+    }
+
+    @Override
+    public NotificationChannel getNotificationChannel(String pkg, int uid, String channelId,
+            boolean includeDeleted) {
+        Preconditions.checkNotNull(pkg);
+        PackagePreferences r = getOrCreatePackagePreferences(pkg, uid);
+        if (r == null) {
+            return null;
+        }
+        if (channelId == null) {
+            channelId = NotificationChannel.DEFAULT_CHANNEL_ID;
+        }
+        final NotificationChannel nc = r.channels.get(channelId);
+        if (nc != null && (includeDeleted || !nc.isDeleted())) {
+            return nc;
+        }
+        return null;
+    }
+
+    @Override
+    public void deleteNotificationChannel(String pkg, int uid, String channelId) {
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return;
+        }
+        NotificationChannel channel = r.channels.get(channelId);
+        if (channel != null) {
+            channel.setDeleted(true);
+            LogMaker lm = getChannelLog(channel, pkg);
+            lm.setType(com.android.internal.logging.nano.MetricsProto.MetricsEvent.TYPE_CLOSE);
+            MetricsLogger.action(lm);
+
+            if (mAreChannelsBypassingDnd && channel.canBypassDnd()) {
+                updateChannelsBypassingDnd();
+            }
+        }
+    }
+
+    @Override
+    @VisibleForTesting
+    public void permanentlyDeleteNotificationChannel(String pkg, int uid, String channelId) {
+        Preconditions.checkNotNull(pkg);
+        Preconditions.checkNotNull(channelId);
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return;
+        }
+        r.channels.remove(channelId);
+    }
+
+    @Override
+    public void permanentlyDeleteNotificationChannels(String pkg, int uid) {
+        Preconditions.checkNotNull(pkg);
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return;
+        }
+        int N = r.channels.size() - 1;
+        for (int i = N; i >= 0; i--) {
+            String key = r.channels.keyAt(i);
+            if (!NotificationChannel.DEFAULT_CHANNEL_ID.equals(key)) {
+                r.channels.remove(key);
+            }
+        }
+    }
+
+    public NotificationChannelGroup getNotificationChannelGroupWithChannels(String pkg,
+            int uid, String groupId, boolean includeDeleted) {
+        Preconditions.checkNotNull(pkg);
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null || groupId == null || !r.groups.containsKey(groupId)) {
+            return null;
+        }
+        NotificationChannelGroup group = r.groups.get(groupId).clone();
+        group.setChannels(new ArrayList<>());
+        int N = r.channels.size();
+        for (int i = 0; i < N; i++) {
+            final NotificationChannel nc = r.channels.valueAt(i);
+            if (includeDeleted || !nc.isDeleted()) {
+                if (groupId.equals(nc.getGroup())) {
+                    group.addChannel(nc);
+                }
+            }
+        }
+        return group;
+    }
+
+    public NotificationChannelGroup getNotificationChannelGroup(String groupId, String pkg,
+            int uid) {
+        Preconditions.checkNotNull(pkg);
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return null;
+        }
+        return r.groups.get(groupId);
+    }
+
+    @Override
+    public ParceledListSlice<NotificationChannelGroup> getNotificationChannelGroups(String pkg,
+            int uid, boolean includeDeleted, boolean includeNonGrouped) {
+        Preconditions.checkNotNull(pkg);
+        Map<String, NotificationChannelGroup> groups = new ArrayMap<>();
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return ParceledListSlice.emptyList();
+        }
+        NotificationChannelGroup nonGrouped = new NotificationChannelGroup(null, null);
+        int N = r.channels.size();
+        for (int i = 0; i < N; i++) {
+            final NotificationChannel nc = r.channels.valueAt(i);
+            if (includeDeleted || !nc.isDeleted()) {
+                if (nc.getGroup() != null) {
+                    if (r.groups.get(nc.getGroup()) != null) {
+                        NotificationChannelGroup ncg = groups.get(nc.getGroup());
+                        if (ncg == null) {
+                            ncg = r.groups.get(nc.getGroup()).clone();
+                            ncg.setChannels(new ArrayList<>());
+                            groups.put(nc.getGroup(), ncg);
+
+                        }
+                        ncg.addChannel(nc);
+                    }
+                } else {
+                    nonGrouped.addChannel(nc);
+                }
+            }
+        }
+        if (includeNonGrouped && nonGrouped.getChannels().size() > 0) {
+            groups.put(null, nonGrouped);
+        }
+        return new ParceledListSlice<>(new ArrayList<>(groups.values()));
+    }
+
+    public List<NotificationChannel> deleteNotificationChannelGroup(String pkg, int uid,
+            String groupId) {
+        List<NotificationChannel> deletedChannels = new ArrayList<>();
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null || TextUtils.isEmpty(groupId)) {
+            return deletedChannels;
+        }
+
+        r.groups.remove(groupId);
+
+        int N = r.channels.size();
+        for (int i = 0; i < N; i++) {
+            final NotificationChannel nc = r.channels.valueAt(i);
+            if (groupId.equals(nc.getGroup())) {
+                nc.setDeleted(true);
+                deletedChannels.add(nc);
+            }
+        }
+        return deletedChannels;
+    }
+
+    @Override
+    public Collection<NotificationChannelGroup> getNotificationChannelGroups(String pkg,
+            int uid) {
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return new ArrayList<>();
+        }
+        return r.groups.values();
+    }
+
+    @Override
+    public ParceledListSlice<NotificationChannel> getNotificationChannels(String pkg, int uid,
+            boolean includeDeleted) {
+        Preconditions.checkNotNull(pkg);
+        List<NotificationChannel> channels = new ArrayList<>();
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return ParceledListSlice.emptyList();
+        }
+        int N = r.channels.size();
+        for (int i = 0; i < N; i++) {
+            final NotificationChannel nc = r.channels.valueAt(i);
+            if (includeDeleted || !nc.isDeleted()) {
+                channels.add(nc);
+            }
+        }
+        return new ParceledListSlice<>(channels);
+    }
+
+    /**
+     * True for pre-O apps that only have the default channel, or pre O apps that have no
+     * channels yet. This method will create the default channel for pre-O apps that don't have it.
+     * Should never be true for O+ targeting apps, but that's enforced on boot/when an app
+     * upgrades.
+     */
+    public boolean onlyHasDefaultChannel(String pkg, int uid) {
+        PackagePreferences r = getOrCreatePackagePreferences(pkg, uid);
+        if (r.channels.size() == 1
+                && r.channels.containsKey(NotificationChannel.DEFAULT_CHANNEL_ID)) {
+            return true;
+        }
+        return false;
+    }
+
+    public int getDeletedChannelCount(String pkg, int uid) {
+        Preconditions.checkNotNull(pkg);
+        int deletedCount = 0;
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return deletedCount;
+        }
+        int N = r.channels.size();
+        for (int i = 0; i < N; i++) {
+            final NotificationChannel nc = r.channels.valueAt(i);
+            if (nc.isDeleted()) {
+                deletedCount++;
+            }
+        }
+        return deletedCount;
+    }
+
+    public int getBlockedChannelCount(String pkg, int uid) {
+        Preconditions.checkNotNull(pkg);
+        int blockedCount = 0;
+        PackagePreferences r = getPackagePreferences(pkg, uid);
+        if (r == null) {
+            return blockedCount;
+        }
+        int N = r.channels.size();
+        for (int i = 0; i < N; i++) {
+            final NotificationChannel nc = r.channels.valueAt(i);
+            if (!nc.isDeleted() && IMPORTANCE_NONE == nc.getImportance()) {
+                blockedCount++;
+            }
+        }
+        return blockedCount;
+    }
+
+    public int getBlockedAppCount(int userId) {
+        int count = 0;
+        synchronized (mPackagePreferencess) {
+            final int N = mPackagePreferencess.size();
+            for (int i = 0; i < N; i++) {
+                final PackagePreferences r = mPackagePreferencess.valueAt(i);
+                if (userId == UserHandle.getUserId(r.uid)
+                        && r.importance == IMPORTANCE_NONE) {
+                    count++;
+                }
+            }
+        }
+        return count;
+    }
+
+    public void updateChannelsBypassingDnd() {
+        synchronized (mPackagePreferencess) {
+            final int numPackagePreferencess = mPackagePreferencess.size();
+            for (int PackagePreferencesIndex = 0; PackagePreferencesIndex < numPackagePreferencess;
+                    PackagePreferencesIndex++) {
+                final PackagePreferences r = mPackagePreferencess.valueAt(PackagePreferencesIndex);
+                final int numChannels = r.channels.size();
+
+                for (int channelIndex = 0; channelIndex < numChannels; channelIndex++) {
+                    NotificationChannel channel = r.channels.valueAt(channelIndex);
+                    if (!channel.isDeleted() && channel.canBypassDnd()) {
+                        // If any channel bypasses DND, synchronize state and return early.
+                        if (!mAreChannelsBypassingDnd) {
+                            mAreChannelsBypassingDnd = true;
+                            updateZenPolicy(true);
+                        }
+                        return;
+                    }
+                }
+            }
+        }
+
+        // If no channels bypass DND, update the zen policy once to disable DND bypass.
+        if (mAreChannelsBypassingDnd) {
+            mAreChannelsBypassingDnd = false;
+            updateZenPolicy(false);
+        }
+    }
+
+    public void updateZenPolicy(boolean areChannelsBypassingDnd) {
+        NotificationManager.Policy policy = mZenModeHelper.getNotificationPolicy();
+        mZenModeHelper.setNotificationPolicy(new NotificationManager.Policy(
+                policy.priorityCategories, policy.priorityCallSenders,
+                policy.priorityMessageSenders, policy.suppressedVisualEffects,
+                (areChannelsBypassingDnd ? NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND
+                        : 0)));
+    }
+
+    public boolean areChannelsBypassingDnd() {
+        return mAreChannelsBypassingDnd;
+    }
+
+    /**
+     * Sets importance.
+     */
+    @Override
+    public void setImportance(String pkgName, int uid, int importance) {
+        getOrCreatePackagePreferences(pkgName, uid).importance = importance;
+        updateConfig();
+    }
+
+    public void setEnabled(String packageName, int uid, boolean enabled) {
+        boolean wasEnabled = getImportance(packageName, uid) != IMPORTANCE_NONE;
+        if (wasEnabled == enabled) {
+            return;
+        }
+        setImportance(packageName, uid,
+                enabled ? DEFAULT_IMPORTANCE : IMPORTANCE_NONE);
+    }
+
+    /**
+     * Sets whether any notifications from the app, represented by the given {@code pkgName} and
+     * {@code uid}, have their importance locked by the user. Locked notifications don't get
+     * considered for sentiment adjustments (and thus never show a blocking helper).
+     */
+    public void setAppImportanceLocked(String packageName, int uid) {
+        PackagePreferences PackagePreferences = getOrCreatePackagePreferences(packageName, uid);
+        if ((PackagePreferences.lockedAppFields & LockableAppFields.USER_LOCKED_IMPORTANCE) != 0) {
+            return;
+        }
+
+        PackagePreferences.lockedAppFields =
+                PackagePreferences.lockedAppFields | LockableAppFields.USER_LOCKED_IMPORTANCE;
+        updateConfig();
+    }
+
+    @VisibleForTesting
+    void lockFieldsForUpdate(NotificationChannel original, NotificationChannel update) {
+        if (original.canBypassDnd() != update.canBypassDnd()) {
+            update.lockFields(NotificationChannel.USER_LOCKED_PRIORITY);
+        }
+        if (original.getLockscreenVisibility() != update.getLockscreenVisibility()) {
+            update.lockFields(NotificationChannel.USER_LOCKED_VISIBILITY);
+        }
+        if (original.getImportance() != update.getImportance()) {
+            update.lockFields(NotificationChannel.USER_LOCKED_IMPORTANCE);
+        }
+        if (original.shouldShowLights() != update.shouldShowLights()
+                || original.getLightColor() != update.getLightColor()) {
+            update.lockFields(NotificationChannel.USER_LOCKED_LIGHTS);
+        }
+        if (!Objects.equals(original.getSound(), update.getSound())) {
+            update.lockFields(NotificationChannel.USER_LOCKED_SOUND);
+        }
+        if (!Arrays.equals(original.getVibrationPattern(), update.getVibrationPattern())
+                || original.shouldVibrate() != update.shouldVibrate()) {
+            update.lockFields(NotificationChannel.USER_LOCKED_VIBRATION);
+        }
+        if (original.canShowBadge() != update.canShowBadge()) {
+            update.lockFields(NotificationChannel.USER_LOCKED_SHOW_BADGE);
+        }
+    }
+
+    public void dump(PrintWriter pw, String prefix,
+            @NonNull NotificationManagerService.DumpFilter filter) {
+        pw.print(prefix);
+        pw.println("per-package config:");
+
+        pw.println("PackagePreferencess:");
+        synchronized (mPackagePreferencess) {
+            dumpPackagePreferencess(pw, prefix, filter, mPackagePreferencess);
+        }
+        pw.println("Restored without uid:");
+        dumpPackagePreferencess(pw, prefix, filter, mRestoredWithoutUids);
+    }
+
+    public void dump(ProtoOutputStream proto,
+            @NonNull NotificationManagerService.DumpFilter filter) {
+        synchronized (mPackagePreferencess) {
+            dumpPackagePreferencess(proto, RankingHelperProto.RECORDS, filter,
+                    mPackagePreferencess);
+        }
+        dumpPackagePreferencess(proto, RankingHelperProto.RECORDS_RESTORED_WITHOUT_UID, filter,
+                mRestoredWithoutUids);
+    }
+
+    private static void dumpPackagePreferencess(PrintWriter pw, String prefix,
+            @NonNull NotificationManagerService.DumpFilter filter,
+            ArrayMap<String, PackagePreferences> PackagePreferencess) {
+        final int N = PackagePreferencess.size();
+        for (int i = 0; i < N; i++) {
+            final PackagePreferences r = PackagePreferencess.valueAt(i);
+            if (filter.matches(r.pkg)) {
+                pw.print(prefix);
+                pw.print("  AppSettings: ");
+                pw.print(r.pkg);
+                pw.print(" (");
+                pw.print(r.uid == PackagePreferences.UNKNOWN_UID ? "UNKNOWN_UID"
+                        : Integer.toString(r.uid));
+                pw.print(')');
+                if (r.importance != DEFAULT_IMPORTANCE) {
+                    pw.print(" importance=");
+                    pw.print(NotificationListenerService.Ranking.importanceToString(r.importance));
+                }
+                if (r.priority != DEFAULT_PRIORITY) {
+                    pw.print(" priority=");
+                    pw.print(Notification.priorityToString(r.priority));
+                }
+                if (r.visibility != DEFAULT_VISIBILITY) {
+                    pw.print(" visibility=");
+                    pw.print(Notification.visibilityToString(r.visibility));
+                }
+                pw.print(" showBadge=");
+                pw.print(Boolean.toString(r.showBadge));
+                pw.println();
+                for (NotificationChannel channel : r.channels.values()) {
+                    pw.print(prefix);
+                    channel.dump(pw, "    ", filter.redact);
+                }
+                for (NotificationChannelGroup group : r.groups.values()) {
+                    pw.print(prefix);
+                    pw.print("  ");
+                    pw.print("  ");
+                    pw.println(group);
+                }
+            }
+        }
+    }
+
+    private static void dumpPackagePreferencess(ProtoOutputStream proto, long fieldId,
+            @NonNull NotificationManagerService.DumpFilter filter,
+            ArrayMap<String, PackagePreferences> PackagePreferencess) {
+        final int N = PackagePreferencess.size();
+        long fToken;
+        for (int i = 0; i < N; i++) {
+            final PackagePreferences r = PackagePreferencess.valueAt(i);
+            if (filter.matches(r.pkg)) {
+                fToken = proto.start(fieldId);
+
+                proto.write(RankingHelperProto.RecordProto.PACKAGE, r.pkg);
+                proto.write(RankingHelperProto.RecordProto.UID, r.uid);
+                proto.write(RankingHelperProto.RecordProto.IMPORTANCE, r.importance);
+                proto.write(RankingHelperProto.RecordProto.PRIORITY, r.priority);
+                proto.write(RankingHelperProto.RecordProto.VISIBILITY, r.visibility);
+                proto.write(RankingHelperProto.RecordProto.SHOW_BADGE, r.showBadge);
+
+                for (NotificationChannel channel : r.channels.values()) {
+                    channel.writeToProto(proto, RankingHelperProto.RecordProto.CHANNELS);
+                }
+                for (NotificationChannelGroup group : r.groups.values()) {
+                    group.writeToProto(proto, RankingHelperProto.RecordProto.CHANNEL_GROUPS);
+                }
+
+                proto.end(fToken);
+            }
+        }
+    }
+
+    public JSONObject dumpJson(NotificationManagerService.DumpFilter filter) {
+        JSONObject ranking = new JSONObject();
+        JSONArray PackagePreferencess = new JSONArray();
+        try {
+            ranking.put("noUid", mRestoredWithoutUids.size());
+        } catch (JSONException e) {
+            // pass
+        }
+        synchronized (mPackagePreferencess) {
+            final int N = mPackagePreferencess.size();
+            for (int i = 0; i < N; i++) {
+                final PackagePreferences r = mPackagePreferencess.valueAt(i);
+                if (filter == null || filter.matches(r.pkg)) {
+                    JSONObject PackagePreferences = new JSONObject();
+                    try {
+                        PackagePreferences.put("userId", UserHandle.getUserId(r.uid));
+                        PackagePreferences.put("packageName", r.pkg);
+                        if (r.importance != DEFAULT_IMPORTANCE) {
+                            PackagePreferences.put("importance",
+                                    NotificationListenerService.Ranking.importanceToString(
+                                            r.importance));
+                        }
+                        if (r.priority != DEFAULT_PRIORITY) {
+                            PackagePreferences.put("priority",
+                                    Notification.priorityToString(r.priority));
+                        }
+                        if (r.visibility != DEFAULT_VISIBILITY) {
+                            PackagePreferences.put("visibility",
+                                    Notification.visibilityToString(r.visibility));
+                        }
+                        if (r.showBadge != DEFAULT_SHOW_BADGE) {
+                            PackagePreferences.put("showBadge", Boolean.valueOf(r.showBadge));
+                        }
+                        JSONArray channels = new JSONArray();
+                        for (NotificationChannel channel : r.channels.values()) {
+                            channels.put(channel.toJson());
+                        }
+                        PackagePreferences.put("channels", channels);
+                        JSONArray groups = new JSONArray();
+                        for (NotificationChannelGroup group : r.groups.values()) {
+                            groups.put(group.toJson());
+                        }
+                        PackagePreferences.put("groups", groups);
+                    } catch (JSONException e) {
+                        // pass
+                    }
+                    PackagePreferencess.put(PackagePreferences);
+                }
+            }
+        }
+        try {
+            ranking.put("PackagePreferencess", PackagePreferencess);
+        } catch (JSONException e) {
+            // pass
+        }
+        return ranking;
+    }
+
+    /**
+     * Dump only the ban information as structured JSON for the stats collector.
+     *
+     * This is intentionally redundant with {#link dumpJson} because the old
+     * scraper will expect this format.
+     *
+     * @param filter
+     * @return
+     */
+    public JSONArray dumpBansJson(NotificationManagerService.DumpFilter filter) {
+        JSONArray bans = new JSONArray();
+        Map<Integer, String> packageBans = getPackageBans();
+        for (Map.Entry<Integer, String> ban : packageBans.entrySet()) {
+            final int userId = UserHandle.getUserId(ban.getKey());
+            final String packageName = ban.getValue();
+            if (filter == null || filter.matches(packageName)) {
+                JSONObject banJson = new JSONObject();
+                try {
+                    banJson.put("userId", userId);
+                    banJson.put("packageName", packageName);
+                } catch (JSONException e) {
+                    e.printStackTrace();
+                }
+                bans.put(banJson);
+            }
+        }
+        return bans;
+    }
+
+    public Map<Integer, String> getPackageBans() {
+        synchronized (mPackagePreferencess) {
+            final int N = mPackagePreferencess.size();
+            ArrayMap<Integer, String> packageBans = new ArrayMap<>(N);
+            for (int i = 0; i < N; i++) {
+                final PackagePreferences r = mPackagePreferencess.valueAt(i);
+                if (r.importance == IMPORTANCE_NONE) {
+                    packageBans.put(r.uid, r.pkg);
+                }
+            }
+
+            return packageBans;
+        }
+    }
+
+    /**
+     * Dump only the channel information as structured JSON for the stats collector.
+     *
+     * This is intentionally redundant with {#link dumpJson} because the old
+     * scraper will expect this format.
+     *
+     * @param filter
+     * @return
+     */
+    public JSONArray dumpChannelsJson(NotificationManagerService.DumpFilter filter) {
+        JSONArray channels = new JSONArray();
+        Map<String, Integer> packageChannels = getPackageChannels();
+        for (Map.Entry<String, Integer> channelCount : packageChannels.entrySet()) {
+            final String packageName = channelCount.getKey();
+            if (filter == null || filter.matches(packageName)) {
+                JSONObject channelCountJson = new JSONObject();
+                try {
+                    channelCountJson.put("packageName", packageName);
+                    channelCountJson.put("channelCount", channelCount.getValue());
+                } catch (JSONException e) {
+                    e.printStackTrace();
+                }
+                channels.put(channelCountJson);
+            }
+        }
+        return channels;
+    }
+
+    private Map<String, Integer> getPackageChannels() {
+        ArrayMap<String, Integer> packageChannels = new ArrayMap<>();
+        synchronized (mPackagePreferencess) {
+            for (int i = 0; i < mPackagePreferencess.size(); i++) {
+                final PackagePreferences r = mPackagePreferencess.valueAt(i);
+                int channelCount = 0;
+                for (int j = 0; j < r.channels.size(); j++) {
+                    if (!r.channels.valueAt(j).isDeleted()) {
+                        channelCount++;
+                    }
+                }
+                packageChannels.put(r.pkg, channelCount);
+            }
+        }
+        return packageChannels;
+    }
+
+    public void onUserRemoved(int userId) {
+        synchronized (mPackagePreferencess) {
+            int N = mPackagePreferencess.size();
+            for (int i = N - 1; i >= 0; i--) {
+                PackagePreferences PackagePreferences = mPackagePreferencess.valueAt(i);
+                if (UserHandle.getUserId(PackagePreferences.uid) == userId) {
+                    mPackagePreferencess.removeAt(i);
+                }
+            }
+        }
+    }
+
+    protected void onLocaleChanged(Context context, int userId) {
+        synchronized (mPackagePreferencess) {
+            int N = mPackagePreferencess.size();
+            for (int i = 0; i < N; i++) {
+                PackagePreferences PackagePreferences = mPackagePreferencess.valueAt(i);
+                if (UserHandle.getUserId(PackagePreferences.uid) == userId) {
+                    if (PackagePreferences.channels.containsKey(
+                            NotificationChannel.DEFAULT_CHANNEL_ID)) {
+                        PackagePreferences.channels.get(
+                                NotificationChannel.DEFAULT_CHANNEL_ID).setName(
+                                context.getResources().getString(
+                                        R.string.default_notification_channel_label));
+                    }
+                }
+            }
+        }
+    }
+
+    public void onPackagesChanged(boolean removingPackage, int changeUserId, String[] pkgList,
+            int[] uidList) {
+        if (pkgList == null || pkgList.length == 0) {
+            return; // nothing to do
+        }
+        boolean updated = false;
+        if (removingPackage) {
+            // Remove notification settings for uninstalled package
+            int size = Math.min(pkgList.length, uidList.length);
+            for (int i = 0; i < size; i++) {
+                final String pkg = pkgList[i];
+                final int uid = uidList[i];
+                synchronized (mPackagePreferencess) {
+                    mPackagePreferencess.remove(packagePreferencesKey(pkg, uid));
+                }
+                mRestoredWithoutUids.remove(pkg);
+                updated = true;
+            }
+        } else {
+            for (String pkg : pkgList) {
+                // Package install
+                final PackagePreferences r = mRestoredWithoutUids.get(pkg);
+                if (r != null) {
+                    try {
+                        r.uid = mPm.getPackageUidAsUser(r.pkg, changeUserId);
+                        mRestoredWithoutUids.remove(pkg);
+                        synchronized (mPackagePreferencess) {
+                            mPackagePreferencess.put(packagePreferencesKey(r.pkg, r.uid), r);
+                        }
+                        updated = true;
+                    } catch (PackageManager.NameNotFoundException e) {
+                        // noop
+                    }
+                }
+                // Package upgrade
+                try {
+                    PackagePreferences fullPackagePreferences = getPackagePreferences(pkg,
+                            mPm.getPackageUidAsUser(pkg, changeUserId));
+                    if (fullPackagePreferences != null) {
+                        createDefaultChannelIfNeeded(fullPackagePreferences);
+                        deleteDefaultChannelIfNeeded(fullPackagePreferences);
+                    }
+                } catch (PackageManager.NameNotFoundException e) {
+                }
+            }
+        }
+
+        if (updated) {
+            updateConfig();
+        }
+    }
+
+    private LogMaker getChannelLog(NotificationChannel channel, String pkg) {
+        return new LogMaker(
+                com.android.internal.logging.nano.MetricsProto.MetricsEvent
+                        .ACTION_NOTIFICATION_CHANNEL)
+                .setType(com.android.internal.logging.nano.MetricsProto.MetricsEvent.TYPE_UPDATE)
+                .setPackageName(pkg)
+                .addTaggedData(
+                        com.android.internal.logging.nano.MetricsProto.MetricsEvent
+                                .FIELD_NOTIFICATION_CHANNEL_ID,
+                        channel.getId())
+                .addTaggedData(
+                        com.android.internal.logging.nano.MetricsProto.MetricsEvent
+                                .FIELD_NOTIFICATION_CHANNEL_IMPORTANCE,
+                        channel.getImportance());
+    }
+
+    private LogMaker getChannelGroupLog(String groupId, String pkg) {
+        return new LogMaker(
+                com.android.internal.logging.nano.MetricsProto.MetricsEvent
+                        .ACTION_NOTIFICATION_CHANNEL_GROUP)
+                .setType(com.android.internal.logging.nano.MetricsProto.MetricsEvent.TYPE_UPDATE)
+                .addTaggedData(
+                        com.android.internal.logging.nano.MetricsProto.MetricsEvent
+                                .FIELD_NOTIFICATION_CHANNEL_GROUP_ID,
+                        groupId)
+                .setPackageName(pkg);
+    }
+
+
+    public void updateBadgingEnabled() {
+        if (mBadgingEnabled == null) {
+            mBadgingEnabled = new SparseBooleanArray();
+        }
+        boolean changed = false;
+        // update the cached values
+        for (int index = 0; index < mBadgingEnabled.size(); index++) {
+            int userId = mBadgingEnabled.keyAt(index);
+            final boolean oldValue = mBadgingEnabled.get(userId);
+            final boolean newValue = Settings.Secure.getIntForUser(mContext.getContentResolver(),
+                    Settings.Secure.NOTIFICATION_BADGING,
+                    DEFAULT_SHOW_BADGE ? 1 : 0, userId) != 0;
+            mBadgingEnabled.put(userId, newValue);
+            changed |= oldValue != newValue;
+        }
+        if (changed) {
+            updateConfig();
+        }
+    }
+
+    public boolean badgingEnabled(UserHandle userHandle) {
+        int userId = userHandle.getIdentifier();
+        if (userId == UserHandle.USER_ALL) {
+            return false;
+        }
+        if (mBadgingEnabled.indexOfKey(userId) < 0) {
+            mBadgingEnabled.put(userId,
+                    Settings.Secure.getIntForUser(mContext.getContentResolver(),
+                            Settings.Secure.NOTIFICATION_BADGING,
+                            DEFAULT_SHOW_BADGE ? 1 : 0, userId) != 0);
+        }
+        return mBadgingEnabled.get(userId, DEFAULT_SHOW_BADGE);
+    }
+
+    private void updateConfig() {
+        mRankingHandler.requestSort();
+    }
+
+    private static String packagePreferencesKey(String pkg, int uid) {
+        return pkg + "|" + uid;
+    }
+
+    private static class PackagePreferences {
+        static int UNKNOWN_UID = UserHandle.USER_NULL;
+
+        String pkg;
+        int uid = UNKNOWN_UID;
+        int importance = DEFAULT_IMPORTANCE;
+        int priority = DEFAULT_PRIORITY;
+        int visibility = DEFAULT_VISIBILITY;
+        boolean showBadge = DEFAULT_SHOW_BADGE;
+        int lockedAppFields = DEFAULT_LOCKED_APP_FIELDS;
+
+        ArrayMap<String, NotificationChannel> channels = new ArrayMap<>();
+        Map<String, NotificationChannelGroup> groups = new ConcurrentHashMap<>();
+    }
+}
diff --git a/services/core/java/com/android/server/notification/RankingHelper.java b/services/core/java/com/android/server/notification/RankingHelper.java
index 63d0b0c..f5e58ea 100644
--- a/services/core/java/com/android/server/notification/RankingHelper.java
+++ b/services/core/java/com/android/server/notification/RankingHelper.java
@@ -15,123 +15,37 @@
  */
 package com.android.server.notification;
 
-import static android.app.NotificationManager.IMPORTANCE_NONE;
-
-import android.annotation.IntDef;
 import android.annotation.NonNull;
-import android.app.Notification;
-import android.app.NotificationChannel;
-import android.app.NotificationChannelGroup;
 import android.app.NotificationManager;
 import android.content.Context;
-import android.content.pm.ApplicationInfo;
-import android.content.pm.PackageManager;
-import android.content.pm.PackageManager.NameNotFoundException;
-import android.content.pm.ParceledListSlice;
-import android.metrics.LogMaker;
-import android.os.Build;
-import android.os.UserHandle;
-import android.provider.Settings.Secure;
-import android.service.notification.NotificationListenerService.Ranking;
 import android.service.notification.RankingHelperProto;
-import android.service.notification.RankingHelperProto.RecordProto;
-import android.text.TextUtils;
 import android.util.ArrayMap;
 import android.util.Slog;
-import android.util.SparseBooleanArray;
 import android.util.proto.ProtoOutputStream;
 
-import com.android.internal.R;
-import com.android.internal.annotations.VisibleForTesting;
-import com.android.internal.logging.MetricsLogger;
-import com.android.internal.logging.nano.MetricsProto;
-import com.android.internal.util.Preconditions;
-import com.android.internal.util.XmlUtils;
-
-import org.json.JSONArray;
-import org.json.JSONException;
-import org.json.JSONObject;
-import org.xmlpull.v1.XmlPullParser;
-import org.xmlpull.v1.XmlPullParserException;
-import org.xmlpull.v1.XmlSerializer;
-
-import java.io.IOException;
 import java.io.PrintWriter;
 import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
 import java.util.Collections;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Objects;
-import java.util.concurrent.ConcurrentHashMap;
 
-public class RankingHelper implements RankingConfig {
+public class RankingHelper {
     private static final String TAG = "RankingHelper";
 
-    private static final int XML_VERSION = 1;
-
-    static final String TAG_RANKING = "ranking";
-    private static final String TAG_PACKAGE = "package";
-    private static final String TAG_CHANNEL = "channel";
-    private static final String TAG_GROUP = "channelGroup";
-
-    private static final String ATT_VERSION = "version";
-    private static final String ATT_NAME = "name";
-    private static final String ATT_UID = "uid";
-    private static final String ATT_ID = "id";
-    private static final String ATT_PRIORITY = "priority";
-    private static final String ATT_VISIBILITY = "visibility";
-    private static final String ATT_IMPORTANCE = "importance";
-    private static final String ATT_SHOW_BADGE = "show_badge";
-    private static final String ATT_APP_USER_LOCKED_FIELDS = "app_user_locked_fields";
-
-    private static final int DEFAULT_PRIORITY = Notification.PRIORITY_DEFAULT;
-    private static final int DEFAULT_VISIBILITY = NotificationManager.VISIBILITY_NO_OVERRIDE;
-    private static final int DEFAULT_IMPORTANCE = NotificationManager.IMPORTANCE_UNSPECIFIED;
-    private static final boolean DEFAULT_SHOW_BADGE = true;
-    /**
-     * Default value for what fields are user locked. See {@link LockableAppFields} for all lockable
-     * fields.
-     */
-    private static final int DEFAULT_LOCKED_APP_FIELDS = 0;
-
-    /**
-     * All user-lockable fields for a given application.
-     */
-    @IntDef({LockableAppFields.USER_LOCKED_IMPORTANCE})
-    public @interface LockableAppFields {
-        int USER_LOCKED_IMPORTANCE = 0x00000001;
-    }
-
     private final NotificationSignalExtractor[] mSignalExtractors;
     private final NotificationComparator mPreliminaryComparator;
     private final GlobalSortKeyComparator mFinalComparator = new GlobalSortKeyComparator();
 
-    private final ArrayMap<String, Record> mRecords = new ArrayMap<>(); // pkg|uid => Record
     private final ArrayMap<String, NotificationRecord> mProxyByGroupTmp = new ArrayMap<>();
-    private final ArrayMap<String, Record> mRestoredWithoutUids = new ArrayMap<>(); // pkg => Record
 
     private final Context mContext;
     private final RankingHandler mRankingHandler;
-    private final PackageManager mPm;
-    private SparseBooleanArray mBadgingEnabled;
 
-    private boolean mAreChannelsBypassingDnd;
-    private ZenModeHelper mZenModeHelper;
 
-    public RankingHelper(Context context, PackageManager pm, RankingHandler rankingHandler,
+    public RankingHelper(Context context, RankingHandler rankingHandler, RankingConfig config,
             ZenModeHelper zenHelper, NotificationUsageStats usageStats, String[] extractorNames) {
         mContext = context;
         mRankingHandler = rankingHandler;
-        mPm = pm;
-        mZenModeHelper= zenHelper;
-
         mPreliminaryComparator = new NotificationComparator(mContext);
 
-        updateBadgingEnabled();
-
         final int N = extractorNames.length;
         mSignalExtractors = new NotificationSignalExtractor[N];
         for (int i = 0; i < N; i++) {
@@ -140,7 +54,7 @@
                 NotificationSignalExtractor extractor =
                         (NotificationSignalExtractor) extractorClass.newInstance();
                 extractor.initialize(mContext, usageStats);
-                extractor.setConfig(this);
+                extractor.setConfig(config);
                 extractor.setZenHelper(zenHelper);
                 mSignalExtractors[i] = extractor;
             } catch (ClassNotFoundException e) {
@@ -151,10 +65,6 @@
                 Slog.w(TAG, "Problem accessing extractor " + extractorNames[i] + ".", e);
             }
         }
-
-        mAreChannelsBypassingDnd = (mZenModeHelper.getNotificationPolicy().state &
-                NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND) == 1;
-        updateChannelsBypassingDnd();
     }
 
     @SuppressWarnings("unchecked")
@@ -184,279 +94,6 @@
         }
     }
 
-    public void readXml(XmlPullParser parser, boolean forRestore)
-            throws XmlPullParserException, IOException {
-        int type = parser.getEventType();
-        if (type != XmlPullParser.START_TAG) return;
-        String tag = parser.getName();
-        if (!TAG_RANKING.equals(tag)) return;
-        // Clobber groups and channels with the xml, but don't delete other data that wasn't present
-        // at the time of serialization.
-        mRestoredWithoutUids.clear();
-        while ((type = parser.next()) != XmlPullParser.END_DOCUMENT) {
-            tag = parser.getName();
-            if (type == XmlPullParser.END_TAG && TAG_RANKING.equals(tag)) {
-                return;
-            }
-            if (type == XmlPullParser.START_TAG) {
-                if (TAG_PACKAGE.equals(tag)) {
-                    int uid = XmlUtils.readIntAttribute(parser, ATT_UID, Record.UNKNOWN_UID);
-                    String name = parser.getAttributeValue(null, ATT_NAME);
-                    if (!TextUtils.isEmpty(name)) {
-                        if (forRestore) {
-                            try {
-                                //TODO: http://b/22388012
-                                uid = mPm.getPackageUidAsUser(name, UserHandle.USER_SYSTEM);
-                            } catch (NameNotFoundException e) {
-                                // noop
-                            }
-                        }
-
-                        Record r = getOrCreateRecord(name, uid,
-                                XmlUtils.readIntAttribute(
-                                        parser, ATT_IMPORTANCE, DEFAULT_IMPORTANCE),
-                                XmlUtils.readIntAttribute(parser, ATT_PRIORITY, DEFAULT_PRIORITY),
-                                XmlUtils.readIntAttribute(
-                                        parser, ATT_VISIBILITY, DEFAULT_VISIBILITY),
-                                XmlUtils.readBooleanAttribute(
-                                        parser, ATT_SHOW_BADGE, DEFAULT_SHOW_BADGE));
-                        r.importance = XmlUtils.readIntAttribute(
-                                parser, ATT_IMPORTANCE, DEFAULT_IMPORTANCE);
-                        r.priority = XmlUtils.readIntAttribute(
-                                parser, ATT_PRIORITY, DEFAULT_PRIORITY);
-                        r.visibility = XmlUtils.readIntAttribute(
-                                parser, ATT_VISIBILITY, DEFAULT_VISIBILITY);
-                        r.showBadge = XmlUtils.readBooleanAttribute(
-                                parser, ATT_SHOW_BADGE, DEFAULT_SHOW_BADGE);
-                        r.lockedAppFields = XmlUtils.readIntAttribute(parser,
-                                ATT_APP_USER_LOCKED_FIELDS, DEFAULT_LOCKED_APP_FIELDS);
-
-                        final int innerDepth = parser.getDepth();
-                        while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
-                                && (type != XmlPullParser.END_TAG
-                                || parser.getDepth() > innerDepth)) {
-                            if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
-                                continue;
-                            }
-
-                            String tagName = parser.getName();
-                            // Channel groups
-                            if (TAG_GROUP.equals(tagName)) {
-                                String id = parser.getAttributeValue(null, ATT_ID);
-                                CharSequence groupName = parser.getAttributeValue(null, ATT_NAME);
-                                if (!TextUtils.isEmpty(id)) {
-                                    NotificationChannelGroup group
-                                            = new NotificationChannelGroup(id, groupName);
-                                    group.populateFromXml(parser);
-                                    r.groups.put(id, group);
-                                }
-                            }
-                            // Channels
-                            if (TAG_CHANNEL.equals(tagName)) {
-                                String id = parser.getAttributeValue(null, ATT_ID);
-                                String channelName = parser.getAttributeValue(null, ATT_NAME);
-                                int channelImportance = XmlUtils.readIntAttribute(
-                                        parser, ATT_IMPORTANCE, DEFAULT_IMPORTANCE);
-                                if (!TextUtils.isEmpty(id) && !TextUtils.isEmpty(channelName)) {
-                                    NotificationChannel channel = new NotificationChannel(id,
-                                            channelName, channelImportance);
-                                    if (forRestore) {
-                                        channel.populateFromXmlForRestore(parser, mContext);
-                                    } else {
-                                        channel.populateFromXml(parser);
-                                    }
-                                    r.channels.put(id, channel);
-                                }
-                            }
-                        }
-
-                        try {
-                            deleteDefaultChannelIfNeeded(r);
-                        } catch (NameNotFoundException e) {
-                            Slog.e(TAG, "deleteDefaultChannelIfNeeded - Exception: " + e);
-                        }
-                    }
-                }
-            }
-        }
-        throw new IllegalStateException("Failed to reach END_DOCUMENT");
-    }
-
-    private static String recordKey(String pkg, int uid) {
-        return pkg + "|" + uid;
-    }
-
-    private Record getRecord(String pkg, int uid) {
-        final String key = recordKey(pkg, uid);
-        synchronized (mRecords) {
-            return mRecords.get(key);
-        }
-    }
-
-    private Record getOrCreateRecord(String pkg, int uid) {
-        return getOrCreateRecord(pkg, uid,
-                DEFAULT_IMPORTANCE, DEFAULT_PRIORITY, DEFAULT_VISIBILITY, DEFAULT_SHOW_BADGE);
-    }
-
-    private Record getOrCreateRecord(String pkg, int uid, int importance, int priority,
-            int visibility, boolean showBadge) {
-        final String key = recordKey(pkg, uid);
-        synchronized (mRecords) {
-            Record r = (uid == Record.UNKNOWN_UID) ? mRestoredWithoutUids.get(pkg) : mRecords.get(
-                    key);
-            if (r == null) {
-                r = new Record();
-                r.pkg = pkg;
-                r.uid = uid;
-                r.importance = importance;
-                r.priority = priority;
-                r.visibility = visibility;
-                r.showBadge = showBadge;
-
-                try {
-                    createDefaultChannelIfNeeded(r);
-                } catch (NameNotFoundException e) {
-                    Slog.e(TAG, "createDefaultChannelIfNeeded - Exception: " + e);
-                }
-
-                if (r.uid == Record.UNKNOWN_UID) {
-                    mRestoredWithoutUids.put(pkg, r);
-                } else {
-                    mRecords.put(key, r);
-                }
-            }
-            return r;
-        }
-    }
-
-    private boolean shouldHaveDefaultChannel(Record r) throws NameNotFoundException {
-        final int userId = UserHandle.getUserId(r.uid);
-        final ApplicationInfo applicationInfo = mPm.getApplicationInfoAsUser(r.pkg, 0, userId);
-        if (applicationInfo.targetSdkVersion >= Build.VERSION_CODES.O) {
-            // O apps should not have the default channel.
-            return false;
-        }
-
-        // Otherwise, this app should have the default channel.
-        return true;
-    }
-
-    private void deleteDefaultChannelIfNeeded(Record r) throws NameNotFoundException {
-        if (!r.channels.containsKey(NotificationChannel.DEFAULT_CHANNEL_ID)) {
-            // Not present
-            return;
-        }
-
-        if (shouldHaveDefaultChannel(r)) {
-            // Keep the default channel until upgraded.
-            return;
-        }
-
-        // Remove Default Channel.
-        r.channels.remove(NotificationChannel.DEFAULT_CHANNEL_ID);
-    }
-
-    private void createDefaultChannelIfNeeded(Record r) throws NameNotFoundException {
-        if (r.channels.containsKey(NotificationChannel.DEFAULT_CHANNEL_ID)) {
-            r.channels.get(NotificationChannel.DEFAULT_CHANNEL_ID).setName(
-                    mContext.getString(R.string.default_notification_channel_label));
-            return;
-        }
-
-        if (!shouldHaveDefaultChannel(r)) {
-            // Keep the default channel until upgraded.
-            return;
-        }
-
-        // Create Default Channel
-        NotificationChannel channel;
-        channel = new NotificationChannel(
-                NotificationChannel.DEFAULT_CHANNEL_ID,
-                mContext.getString(R.string.default_notification_channel_label),
-                r.importance);
-        channel.setBypassDnd(r.priority == Notification.PRIORITY_MAX);
-        channel.setLockscreenVisibility(r.visibility);
-        if (r.importance != NotificationManager.IMPORTANCE_UNSPECIFIED) {
-            channel.lockFields(NotificationChannel.USER_LOCKED_IMPORTANCE);
-        }
-        if (r.priority != DEFAULT_PRIORITY) {
-            channel.lockFields(NotificationChannel.USER_LOCKED_PRIORITY);
-        }
-        if (r.visibility != DEFAULT_VISIBILITY) {
-            channel.lockFields(NotificationChannel.USER_LOCKED_VISIBILITY);
-        }
-        r.channels.put(channel.getId(), channel);
-    }
-
-    public void writeXml(XmlSerializer out, boolean forBackup) throws IOException {
-        out.startTag(null, TAG_RANKING);
-        out.attribute(null, ATT_VERSION, Integer.toString(XML_VERSION));
-
-        synchronized (mRecords) {
-            final int N = mRecords.size();
-            for (int i = 0; i < N; i++) {
-                final Record r = mRecords.valueAt(i);
-                //TODO: http://b/22388012
-                if (forBackup && UserHandle.getUserId(r.uid) != UserHandle.USER_SYSTEM) {
-                    continue;
-                }
-                final boolean hasNonDefaultSettings =
-                        r.importance != DEFAULT_IMPORTANCE
-                            || r.priority != DEFAULT_PRIORITY
-                            || r.visibility != DEFAULT_VISIBILITY
-                            || r.showBadge != DEFAULT_SHOW_BADGE
-                            || r.lockedAppFields != DEFAULT_LOCKED_APP_FIELDS
-                            || r.channels.size() > 0
-                            || r.groups.size() > 0;
-                if (hasNonDefaultSettings) {
-                    out.startTag(null, TAG_PACKAGE);
-                    out.attribute(null, ATT_NAME, r.pkg);
-                    if (r.importance != DEFAULT_IMPORTANCE) {
-                        out.attribute(null, ATT_IMPORTANCE, Integer.toString(r.importance));
-                    }
-                    if (r.priority != DEFAULT_PRIORITY) {
-                        out.attribute(null, ATT_PRIORITY, Integer.toString(r.priority));
-                    }
-                    if (r.visibility != DEFAULT_VISIBILITY) {
-                        out.attribute(null, ATT_VISIBILITY, Integer.toString(r.visibility));
-                    }
-                    out.attribute(null, ATT_SHOW_BADGE, Boolean.toString(r.showBadge));
-                    out.attribute(null, ATT_APP_USER_LOCKED_FIELDS,
-                            Integer.toString(r.lockedAppFields));
-
-                    if (!forBackup) {
-                        out.attribute(null, ATT_UID, Integer.toString(r.uid));
-                    }
-
-                    for (NotificationChannelGroup group : r.groups.values()) {
-                        group.writeXml(out);
-                    }
-
-                    for (NotificationChannel channel : r.channels.values()) {
-                        if (forBackup) {
-                            if (!channel.isDeleted()) {
-                                channel.writeXmlForBackup(out, mContext);
-                            }
-                        } else {
-                            channel.writeXml(out);
-                        }
-                    }
-
-                    out.endTag(null, TAG_PACKAGE);
-                }
-            }
-        }
-        out.endTag(null, TAG_RANKING);
-    }
-
-    private void updateConfig() {
-        final int N = mSignalExtractors.length;
-        for (int i = 0; i < N; i++) {
-            mSignalExtractors[i].setConfig(this);
-        }
-        mRankingHandler.requestSort();
-    }
-
     public void sort(ArrayList<NotificationRecord> notificationList) {
         final int N = notificationList.size();
         // clear global sort keys
@@ -521,562 +158,6 @@
         return Collections.binarySearch(notificationList, target, mFinalComparator);
     }
 
-    /**
-     * Gets importance.
-     */
-    @Override
-    public int getImportance(String packageName, int uid) {
-        return getOrCreateRecord(packageName, uid).importance;
-    }
-
-
-    /**
-     * Returns whether the importance of the corresponding notification is user-locked and shouldn't
-     * be adjusted by an assistant (via means of a blocking helper, for example). For the channel
-     * locking field, see {@link NotificationChannel#USER_LOCKED_IMPORTANCE}.
-     */
-    public boolean getIsAppImportanceLocked(String packageName, int uid) {
-        int userLockedFields = getOrCreateRecord(packageName, uid).lockedAppFields;
-        return (userLockedFields & LockableAppFields.USER_LOCKED_IMPORTANCE) != 0;
-    }
-
-    @Override
-    public boolean canShowBadge(String packageName, int uid) {
-        return getOrCreateRecord(packageName, uid).showBadge;
-    }
-
-    @Override
-    public void setShowBadge(String packageName, int uid, boolean showBadge) {
-        getOrCreateRecord(packageName, uid).showBadge = showBadge;
-        updateConfig();
-    }
-
-    @Override
-    public boolean isGroupBlocked(String packageName, int uid, String groupId) {
-        if (groupId == null) {
-            return false;
-        }
-        Record r = getOrCreateRecord(packageName, uid);
-        NotificationChannelGroup group = r.groups.get(groupId);
-        if (group == null) {
-            return false;
-        }
-        return group.isBlocked();
-    }
-
-    int getPackagePriority(String pkg, int uid) {
-        return getOrCreateRecord(pkg, uid).priority;
-    }
-
-    int getPackageVisibility(String pkg, int uid) {
-        return getOrCreateRecord(pkg, uid).visibility;
-    }
-
-    @Override
-    public void createNotificationChannelGroup(String pkg, int uid, NotificationChannelGroup group,
-            boolean fromTargetApp) {
-        Preconditions.checkNotNull(pkg);
-        Preconditions.checkNotNull(group);
-        Preconditions.checkNotNull(group.getId());
-        Preconditions.checkNotNull(!TextUtils.isEmpty(group.getName()));
-        Record r = getOrCreateRecord(pkg, uid);
-        if (r == null) {
-            throw new IllegalArgumentException("Invalid package");
-        }
-        final NotificationChannelGroup oldGroup = r.groups.get(group.getId());
-        if (!group.equals(oldGroup)) {
-            // will log for new entries as well as name/description changes
-            MetricsLogger.action(getChannelGroupLog(group.getId(), pkg));
-        }
-        if (oldGroup != null) {
-            group.setChannels(oldGroup.getChannels());
-
-            if (fromTargetApp) {
-                group.setBlocked(oldGroup.isBlocked());
-            }
-        }
-        r.groups.put(group.getId(), group);
-    }
-
-    @Override
-    public void createNotificationChannel(String pkg, int uid, NotificationChannel channel,
-            boolean fromTargetApp, boolean hasDndAccess) {
-        Preconditions.checkNotNull(pkg);
-        Preconditions.checkNotNull(channel);
-        Preconditions.checkNotNull(channel.getId());
-        Preconditions.checkArgument(!TextUtils.isEmpty(channel.getName()));
-        Record r = getOrCreateRecord(pkg, uid);
-        if (r == null) {
-            throw new IllegalArgumentException("Invalid package");
-        }
-        if (channel.getGroup() != null && !r.groups.containsKey(channel.getGroup())) {
-            throw new IllegalArgumentException("NotificationChannelGroup doesn't exist");
-        }
-        if (NotificationChannel.DEFAULT_CHANNEL_ID.equals(channel.getId())) {
-            throw new IllegalArgumentException("Reserved id");
-        }
-        NotificationChannel existing = r.channels.get(channel.getId());
-        // Keep most of the existing settings
-        if (existing != null && fromTargetApp) {
-            if (existing.isDeleted()) {
-                existing.setDeleted(false);
-
-                // log a resurrected channel as if it's new again
-                MetricsLogger.action(getChannelLog(channel, pkg).setType(
-                        MetricsProto.MetricsEvent.TYPE_OPEN));
-            }
-
-            existing.setName(channel.getName().toString());
-            existing.setDescription(channel.getDescription());
-            existing.setBlockableSystem(channel.isBlockableSystem());
-            if (existing.getGroup() == null) {
-                existing.setGroup(channel.getGroup());
-            }
-
-            // Apps are allowed to downgrade channel importance if the user has not changed any
-            // fields on this channel yet.
-            if (existing.getUserLockedFields() == 0 &&
-                    channel.getImportance() < existing.getImportance()) {
-                existing.setImportance(channel.getImportance());
-            }
-
-            // system apps and dnd access apps can bypass dnd if the user hasn't changed any
-            // fields on the channel yet
-            if (existing.getUserLockedFields() == 0 && hasDndAccess) {
-                boolean bypassDnd = channel.canBypassDnd();
-                existing.setBypassDnd(bypassDnd);
-
-                if (bypassDnd != mAreChannelsBypassingDnd) {
-                    updateChannelsBypassingDnd();
-                }
-            }
-
-            updateConfig();
-            return;
-        }
-        if (channel.getImportance() < IMPORTANCE_NONE
-                || channel.getImportance() > NotificationManager.IMPORTANCE_MAX) {
-            throw new IllegalArgumentException("Invalid importance level");
-        }
-
-        // Reset fields that apps aren't allowed to set.
-        if (fromTargetApp && !hasDndAccess) {
-            channel.setBypassDnd(r.priority == Notification.PRIORITY_MAX);
-        }
-        if (fromTargetApp) {
-            channel.setLockscreenVisibility(r.visibility);
-        }
-        clearLockedFields(channel);
-        if (channel.getLockscreenVisibility() == Notification.VISIBILITY_PUBLIC) {
-            channel.setLockscreenVisibility(Ranking.VISIBILITY_NO_OVERRIDE);
-        }
-        if (!r.showBadge) {
-            channel.setShowBadge(false);
-        }
-
-        r.channels.put(channel.getId(), channel);
-        if (channel.canBypassDnd() != mAreChannelsBypassingDnd) {
-            updateChannelsBypassingDnd();
-        }
-        MetricsLogger.action(getChannelLog(channel, pkg).setType(
-                MetricsProto.MetricsEvent.TYPE_OPEN));
-    }
-
-    void clearLockedFields(NotificationChannel channel) {
-        channel.unlockFields(channel.getUserLockedFields());
-    }
-
-    @Override
-    public void updateNotificationChannel(String pkg, int uid, NotificationChannel updatedChannel,
-            boolean fromUser) {
-        Preconditions.checkNotNull(updatedChannel);
-        Preconditions.checkNotNull(updatedChannel.getId());
-        Record r = getOrCreateRecord(pkg, uid);
-        if (r == null) {
-            throw new IllegalArgumentException("Invalid package");
-        }
-        NotificationChannel channel = r.channels.get(updatedChannel.getId());
-        if (channel == null || channel.isDeleted()) {
-            throw new IllegalArgumentException("Channel does not exist");
-        }
-        if (updatedChannel.getLockscreenVisibility() == Notification.VISIBILITY_PUBLIC) {
-            updatedChannel.setLockscreenVisibility(Ranking.VISIBILITY_NO_OVERRIDE);
-        }
-        if (!fromUser) {
-            updatedChannel.unlockFields(updatedChannel.getUserLockedFields());
-        }
-        if (fromUser) {
-            updatedChannel.lockFields(channel.getUserLockedFields());
-            lockFieldsForUpdate(channel, updatedChannel);
-        }
-        r.channels.put(updatedChannel.getId(), updatedChannel);
-
-        if (NotificationChannel.DEFAULT_CHANNEL_ID.equals(updatedChannel.getId())) {
-            // copy settings to app level so they are inherited by new channels
-            // when the app migrates
-            r.importance = updatedChannel.getImportance();
-            r.priority = updatedChannel.canBypassDnd()
-                    ? Notification.PRIORITY_MAX : Notification.PRIORITY_DEFAULT;
-            r.visibility = updatedChannel.getLockscreenVisibility();
-            r.showBadge = updatedChannel.canShowBadge();
-        }
-
-        if (!channel.equals(updatedChannel)) {
-            // only log if there are real changes
-            MetricsLogger.action(getChannelLog(updatedChannel, pkg));
-        }
-
-        if (updatedChannel.canBypassDnd() != mAreChannelsBypassingDnd) {
-            updateChannelsBypassingDnd();
-        }
-        updateConfig();
-    }
-
-    @Override
-    public NotificationChannel getNotificationChannel(String pkg, int uid, String channelId,
-            boolean includeDeleted) {
-        Preconditions.checkNotNull(pkg);
-        Record r = getOrCreateRecord(pkg, uid);
-        if (r == null) {
-            return null;
-        }
-        if (channelId == null) {
-            channelId = NotificationChannel.DEFAULT_CHANNEL_ID;
-        }
-        final NotificationChannel nc = r.channels.get(channelId);
-        if (nc != null && (includeDeleted || !nc.isDeleted())) {
-            return nc;
-        }
-        return null;
-    }
-
-    @Override
-    public void deleteNotificationChannel(String pkg, int uid, String channelId) {
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return;
-        }
-        NotificationChannel channel = r.channels.get(channelId);
-        if (channel != null) {
-            channel.setDeleted(true);
-            LogMaker lm = getChannelLog(channel, pkg);
-            lm.setType(MetricsProto.MetricsEvent.TYPE_CLOSE);
-            MetricsLogger.action(lm);
-
-            if (mAreChannelsBypassingDnd && channel.canBypassDnd()) {
-                updateChannelsBypassingDnd();
-            }
-        }
-    }
-
-    @Override
-    @VisibleForTesting
-    public void permanentlyDeleteNotificationChannel(String pkg, int uid, String channelId) {
-        Preconditions.checkNotNull(pkg);
-        Preconditions.checkNotNull(channelId);
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return;
-        }
-        r.channels.remove(channelId);
-    }
-
-    @Override
-    public void permanentlyDeleteNotificationChannels(String pkg, int uid) {
-        Preconditions.checkNotNull(pkg);
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return;
-        }
-        int N = r.channels.size() - 1;
-        for (int i = N; i >= 0; i--) {
-            String key = r.channels.keyAt(i);
-            if (!NotificationChannel.DEFAULT_CHANNEL_ID.equals(key)) {
-                r.channels.remove(key);
-            }
-        }
-    }
-
-    public NotificationChannelGroup getNotificationChannelGroupWithChannels(String pkg,
-            int uid, String groupId, boolean includeDeleted) {
-        Preconditions.checkNotNull(pkg);
-        Record r = getRecord(pkg, uid);
-        if (r == null || groupId == null || !r.groups.containsKey(groupId)) {
-            return null;
-        }
-        NotificationChannelGroup group = r.groups.get(groupId).clone();
-        group.setChannels(new ArrayList<>());
-        int N = r.channels.size();
-        for (int i = 0; i < N; i++) {
-            final NotificationChannel nc = r.channels.valueAt(i);
-            if (includeDeleted || !nc.isDeleted()) {
-                if (groupId.equals(nc.getGroup())) {
-                    group.addChannel(nc);
-                }
-            }
-        }
-        return group;
-    }
-
-    public NotificationChannelGroup getNotificationChannelGroup(String groupId, String pkg,
-            int uid) {
-        Preconditions.checkNotNull(pkg);
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return null;
-        }
-        return r.groups.get(groupId);
-    }
-
-    @Override
-    public ParceledListSlice<NotificationChannelGroup> getNotificationChannelGroups(String pkg,
-            int uid, boolean includeDeleted, boolean includeNonGrouped) {
-        Preconditions.checkNotNull(pkg);
-        Map<String, NotificationChannelGroup> groups = new ArrayMap<>();
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return ParceledListSlice.emptyList();
-        }
-        NotificationChannelGroup nonGrouped = new NotificationChannelGroup(null, null);
-        int N = r.channels.size();
-        for (int i = 0; i < N; i++) {
-            final NotificationChannel nc = r.channels.valueAt(i);
-            if (includeDeleted || !nc.isDeleted()) {
-                if (nc.getGroup() != null) {
-                    if (r.groups.get(nc.getGroup()) != null) {
-                        NotificationChannelGroup ncg = groups.get(nc.getGroup());
-                        if (ncg == null) {
-                            ncg = r.groups.get(nc.getGroup()).clone();
-                            ncg.setChannels(new ArrayList<>());
-                            groups.put(nc.getGroup(), ncg);
-
-                        }
-                        ncg.addChannel(nc);
-                    }
-                } else {
-                    nonGrouped.addChannel(nc);
-                }
-            }
-        }
-        if (includeNonGrouped && nonGrouped.getChannels().size() > 0) {
-            groups.put(null, nonGrouped);
-        }
-        return new ParceledListSlice<>(new ArrayList<>(groups.values()));
-    }
-
-    public List<NotificationChannel> deleteNotificationChannelGroup(String pkg, int uid,
-            String groupId) {
-        List<NotificationChannel> deletedChannels = new ArrayList<>();
-        Record r = getRecord(pkg, uid);
-        if (r == null || TextUtils.isEmpty(groupId)) {
-            return deletedChannels;
-        }
-
-        r.groups.remove(groupId);
-
-        int N = r.channels.size();
-        for (int i = 0; i < N; i++) {
-            final NotificationChannel nc = r.channels.valueAt(i);
-            if (groupId.equals(nc.getGroup())) {
-                nc.setDeleted(true);
-                deletedChannels.add(nc);
-            }
-        }
-        return deletedChannels;
-    }
-
-    @Override
-    public Collection<NotificationChannelGroup> getNotificationChannelGroups(String pkg,
-            int uid) {
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return new ArrayList<>();
-        }
-        return r.groups.values();
-    }
-
-    @Override
-    public ParceledListSlice<NotificationChannel> getNotificationChannels(String pkg, int uid,
-            boolean includeDeleted) {
-        Preconditions.checkNotNull(pkg);
-        List<NotificationChannel> channels = new ArrayList<>();
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return ParceledListSlice.emptyList();
-        }
-        int N = r.channels.size();
-        for (int i = 0; i < N; i++) {
-            final NotificationChannel nc = r.channels.valueAt(i);
-            if (includeDeleted || !nc.isDeleted()) {
-                channels.add(nc);
-            }
-        }
-        return new ParceledListSlice<>(channels);
-    }
-
-    /**
-     * True for pre-O apps that only have the default channel, or pre O apps that have no
-     * channels yet. This method will create the default channel for pre-O apps that don't have it.
-     * Should never be true for O+ targeting apps, but that's enforced on boot/when an app
-     * upgrades.
-     */
-    public boolean onlyHasDefaultChannel(String pkg, int uid) {
-        Record r = getOrCreateRecord(pkg, uid);
-        if (r.channels.size() == 1
-                && r.channels.containsKey(NotificationChannel.DEFAULT_CHANNEL_ID)) {
-            return true;
-        }
-        return false;
-    }
-
-    public int getDeletedChannelCount(String pkg, int uid) {
-        Preconditions.checkNotNull(pkg);
-        int deletedCount = 0;
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return deletedCount;
-        }
-        int N = r.channels.size();
-        for (int i = 0; i < N; i++) {
-            final NotificationChannel nc = r.channels.valueAt(i);
-            if (nc.isDeleted()) {
-                deletedCount++;
-            }
-        }
-        return deletedCount;
-    }
-
-    public int getBlockedChannelCount(String pkg, int uid) {
-        Preconditions.checkNotNull(pkg);
-        int blockedCount = 0;
-        Record r = getRecord(pkg, uid);
-        if (r == null) {
-            return blockedCount;
-        }
-        int N = r.channels.size();
-        for (int i = 0; i < N; i++) {
-            final NotificationChannel nc = r.channels.valueAt(i);
-            if (!nc.isDeleted() && IMPORTANCE_NONE == nc.getImportance()) {
-                blockedCount++;
-            }
-        }
-        return blockedCount;
-    }
-
-    public int getBlockedAppCount(int userId) {
-        int count = 0;
-        synchronized (mRecords) {
-            final int N = mRecords.size();
-            for (int i = 0; i < N; i++) {
-                final Record r = mRecords.valueAt(i);
-                if (userId == UserHandle.getUserId(r.uid)
-                        && r.importance == IMPORTANCE_NONE) {
-                    count++;
-                }
-            }
-        }
-        return count;
-    }
-
-    public void updateChannelsBypassingDnd() {
-        synchronized (mRecords) {
-            final int numRecords = mRecords.size();
-            for (int recordIndex = 0; recordIndex < numRecords; recordIndex++) {
-                final Record r = mRecords.valueAt(recordIndex);
-                final int numChannels = r.channels.size();
-
-                for (int channelIndex = 0; channelIndex < numChannels; channelIndex++) {
-                    NotificationChannel channel = r.channels.valueAt(channelIndex);
-                    if (!channel.isDeleted() && channel.canBypassDnd()) {
-                        if (!mAreChannelsBypassingDnd) {
-                            mAreChannelsBypassingDnd = true;
-                            updateZenPolicy(true);
-                        }
-                        return;
-                    }
-                }
-            }
-        }
-
-        if (mAreChannelsBypassingDnd) {
-            mAreChannelsBypassingDnd = false;
-            updateZenPolicy(false);
-        }
-    }
-
-    public void updateZenPolicy(boolean areChannelsBypassingDnd) {
-        NotificationManager.Policy policy = mZenModeHelper.getNotificationPolicy();
-        mZenModeHelper.setNotificationPolicy(new NotificationManager.Policy(
-                policy.priorityCategories, policy.priorityCallSenders,
-                policy.priorityMessageSenders, policy.suppressedVisualEffects,
-                (areChannelsBypassingDnd ? NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND
-                        : 0)));
-    }
-
-    public boolean areChannelsBypassingDnd() {
-        return mAreChannelsBypassingDnd;
-    }
-
-    /**
-     * Sets importance.
-     */
-    @Override
-    public void setImportance(String pkgName, int uid, int importance) {
-        getOrCreateRecord(pkgName, uid).importance = importance;
-        updateConfig();
-    }
-
-    public void setEnabled(String packageName, int uid, boolean enabled) {
-        boolean wasEnabled = getImportance(packageName, uid) != IMPORTANCE_NONE;
-        if (wasEnabled == enabled) {
-            return;
-        }
-        setImportance(packageName, uid,
-                enabled ? DEFAULT_IMPORTANCE : IMPORTANCE_NONE);
-    }
-
-    /**
-     * Sets whether any notifications from the app, represented by the given {@code pkgName} and
-     * {@code uid}, have their importance locked by the user. Locked notifications don't get
-     * considered for sentiment adjustments (and thus never show a blocking helper).
-     */
-    public void setAppImportanceLocked(String packageName, int uid) {
-        Record record = getOrCreateRecord(packageName, uid);
-        if ((record.lockedAppFields & LockableAppFields.USER_LOCKED_IMPORTANCE) != 0) {
-            return;
-        }
-
-        record.lockedAppFields = record.lockedAppFields | LockableAppFields.USER_LOCKED_IMPORTANCE;
-        updateConfig();
-    }
-
-    @VisibleForTesting
-    void lockFieldsForUpdate(NotificationChannel original, NotificationChannel update) {
-        if (original.canBypassDnd() != update.canBypassDnd()) {
-            update.lockFields(NotificationChannel.USER_LOCKED_PRIORITY);
-        }
-        if (original.getLockscreenVisibility() != update.getLockscreenVisibility()) {
-            update.lockFields(NotificationChannel.USER_LOCKED_VISIBILITY);
-        }
-        if (original.getImportance() != update.getImportance()) {
-            update.lockFields(NotificationChannel.USER_LOCKED_IMPORTANCE);
-        }
-        if (original.shouldShowLights() != update.shouldShowLights()
-                || original.getLightColor() != update.getLightColor()) {
-            update.lockFields(NotificationChannel.USER_LOCKED_LIGHTS);
-        }
-        if (!Objects.equals(original.getSound(), update.getSound())) {
-            update.lockFields(NotificationChannel.USER_LOCKED_SOUND);
-        }
-        if (!Arrays.equals(original.getVibrationPattern(), update.getVibrationPattern())
-                || original.shouldVibrate() != update.shouldVibrate()) {
-            update.lockFields(NotificationChannel.USER_LOCKED_VIBRATION);
-        }
-        if (original.canShowBadge() != update.canShowBadge()) {
-            update.lockFields(NotificationChannel.USER_LOCKED_SHOW_BADGE);
-        }
-    }
-
     public void dump(PrintWriter pw, String prefix,
             @NonNull NotificationManagerService.DumpFilter filter) {
         final int N = mSignalExtractors.length;
@@ -1088,16 +169,6 @@
             pw.print("  ");
             pw.println(mSignalExtractors[i].getClass().getSimpleName());
         }
-
-        pw.print(prefix);
-        pw.println("per-package config:");
-
-        pw.println("Records:");
-        synchronized (mRecords) {
-            dumpRecords(pw, prefix, filter, mRecords);
-        }
-        pw.println("Restored without uid:");
-        dumpRecords(pw, prefix, filter, mRestoredWithoutUids);
     }
 
     public void dump(ProtoOutputStream proto,
@@ -1105,373 +176,7 @@
         final int N = mSignalExtractors.length;
         for (int i = 0; i < N; i++) {
             proto.write(RankingHelperProto.NOTIFICATION_SIGNAL_EXTRACTORS,
-                mSignalExtractors[i].getClass().getSimpleName());
-        }
-        synchronized (mRecords) {
-            dumpRecords(proto, RankingHelperProto.RECORDS, filter, mRecords);
-        }
-        dumpRecords(proto, RankingHelperProto.RECORDS_RESTORED_WITHOUT_UID, filter,
-            mRestoredWithoutUids);
-    }
-
-    private static void dumpRecords(ProtoOutputStream proto, long fieldId,
-            @NonNull NotificationManagerService.DumpFilter filter,
-            ArrayMap<String, Record> records) {
-        final int N = records.size();
-        long fToken;
-        for (int i = 0; i < N; i++) {
-            final Record r = records.valueAt(i);
-            if (filter.matches(r.pkg)) {
-                fToken = proto.start(fieldId);
-
-                proto.write(RecordProto.PACKAGE, r.pkg);
-                proto.write(RecordProto.UID, r.uid);
-                proto.write(RecordProto.IMPORTANCE, r.importance);
-                proto.write(RecordProto.PRIORITY, r.priority);
-                proto.write(RecordProto.VISIBILITY, r.visibility);
-                proto.write(RecordProto.SHOW_BADGE, r.showBadge);
-
-                for (NotificationChannel channel : r.channels.values()) {
-                    channel.writeToProto(proto, RecordProto.CHANNELS);
-                }
-                for (NotificationChannelGroup group : r.groups.values()) {
-                    group.writeToProto(proto, RecordProto.CHANNEL_GROUPS);
-                }
-
-                proto.end(fToken);
-            }
+                    mSignalExtractors[i].getClass().getSimpleName());
         }
     }
-
-    private static void dumpRecords(PrintWriter pw, String prefix,
-            @NonNull NotificationManagerService.DumpFilter filter,
-            ArrayMap<String, Record> records) {
-        final int N = records.size();
-        for (int i = 0; i < N; i++) {
-            final Record r = records.valueAt(i);
-            if (filter.matches(r.pkg)) {
-                pw.print(prefix);
-                pw.print("  AppSettings: ");
-                pw.print(r.pkg);
-                pw.print(" (");
-                pw.print(r.uid == Record.UNKNOWN_UID ? "UNKNOWN_UID" : Integer.toString(r.uid));
-                pw.print(')');
-                if (r.importance != DEFAULT_IMPORTANCE) {
-                    pw.print(" importance=");
-                    pw.print(Ranking.importanceToString(r.importance));
-                }
-                if (r.priority != DEFAULT_PRIORITY) {
-                    pw.print(" priority=");
-                    pw.print(Notification.priorityToString(r.priority));
-                }
-                if (r.visibility != DEFAULT_VISIBILITY) {
-                    pw.print(" visibility=");
-                    pw.print(Notification.visibilityToString(r.visibility));
-                }
-                pw.print(" showBadge=");
-                pw.print(Boolean.toString(r.showBadge));
-                pw.println();
-                for (NotificationChannel channel : r.channels.values()) {
-                    pw.print(prefix);
-                    channel.dump(pw, "    ", filter.redact);
-                }
-                for (NotificationChannelGroup group : r.groups.values()) {
-                    pw.print(prefix);
-                    pw.print("  ");
-                    pw.print("  ");
-                    pw.println(group);
-                }
-            }
-        }
-    }
-
-    public JSONObject dumpJson(NotificationManagerService.DumpFilter filter) {
-        JSONObject ranking = new JSONObject();
-        JSONArray records = new JSONArray();
-        try {
-            ranking.put("noUid", mRestoredWithoutUids.size());
-        } catch (JSONException e) {
-           // pass
-        }
-        synchronized (mRecords) {
-            final int N = mRecords.size();
-            for (int i = 0; i < N; i++) {
-                final Record r = mRecords.valueAt(i);
-                if (filter == null || filter.matches(r.pkg)) {
-                    JSONObject record = new JSONObject();
-                    try {
-                        record.put("userId", UserHandle.getUserId(r.uid));
-                        record.put("packageName", r.pkg);
-                        if (r.importance != DEFAULT_IMPORTANCE) {
-                            record.put("importance", Ranking.importanceToString(r.importance));
-                        }
-                        if (r.priority != DEFAULT_PRIORITY) {
-                            record.put("priority", Notification.priorityToString(r.priority));
-                        }
-                        if (r.visibility != DEFAULT_VISIBILITY) {
-                            record.put("visibility", Notification.visibilityToString(r.visibility));
-                        }
-                        if (r.showBadge != DEFAULT_SHOW_BADGE) {
-                            record.put("showBadge", Boolean.valueOf(r.showBadge));
-                        }
-                        JSONArray channels = new JSONArray();
-                        for (NotificationChannel channel : r.channels.values()) {
-                            channels.put(channel.toJson());
-                        }
-                        record.put("channels", channels);
-                        JSONArray groups = new JSONArray();
-                        for (NotificationChannelGroup group : r.groups.values()) {
-                            groups.put(group.toJson());
-                        }
-                        record.put("groups", groups);
-                    } catch (JSONException e) {
-                        // pass
-                    }
-                    records.put(record);
-                }
-            }
-        }
-        try {
-            ranking.put("records", records);
-        } catch (JSONException e) {
-            // pass
-        }
-        return ranking;
-    }
-
-    /**
-     * Dump only the ban information as structured JSON for the stats collector.
-     *
-     * This is intentionally redundant with {#link dumpJson} because the old
-     * scraper will expect this format.
-     *
-     * @param filter
-     * @return
-     */
-    public JSONArray dumpBansJson(NotificationManagerService.DumpFilter filter) {
-        JSONArray bans = new JSONArray();
-        Map<Integer, String> packageBans = getPackageBans();
-        for(Entry<Integer, String> ban : packageBans.entrySet()) {
-            final int userId = UserHandle.getUserId(ban.getKey());
-            final String packageName = ban.getValue();
-            if (filter == null || filter.matches(packageName)) {
-                JSONObject banJson = new JSONObject();
-                try {
-                    banJson.put("userId", userId);
-                    banJson.put("packageName", packageName);
-                } catch (JSONException e) {
-                    e.printStackTrace();
-                }
-                bans.put(banJson);
-            }
-        }
-        return bans;
-    }
-
-    public Map<Integer, String> getPackageBans() {
-        synchronized (mRecords) {
-            final int N = mRecords.size();
-            ArrayMap<Integer, String> packageBans = new ArrayMap<>(N);
-            for (int i = 0; i < N; i++) {
-                final Record r = mRecords.valueAt(i);
-                if (r.importance == IMPORTANCE_NONE) {
-                    packageBans.put(r.uid, r.pkg);
-                }
-            }
-
-            return packageBans;
-        }
-    }
-
-    /**
-     * Dump only the channel information as structured JSON for the stats collector.
-     *
-     * This is intentionally redundant with {#link dumpJson} because the old
-     * scraper will expect this format.
-     *
-     * @param filter
-     * @return
-     */
-    public JSONArray dumpChannelsJson(NotificationManagerService.DumpFilter filter) {
-        JSONArray channels = new JSONArray();
-        Map<String, Integer> packageChannels = getPackageChannels();
-        for(Entry<String, Integer> channelCount : packageChannels.entrySet()) {
-            final String packageName = channelCount.getKey();
-            if (filter == null || filter.matches(packageName)) {
-                JSONObject channelCountJson = new JSONObject();
-                try {
-                    channelCountJson.put("packageName", packageName);
-                    channelCountJson.put("channelCount", channelCount.getValue());
-                } catch (JSONException e) {
-                    e.printStackTrace();
-                }
-                channels.put(channelCountJson);
-            }
-        }
-        return channels;
-    }
-
-    private Map<String, Integer> getPackageChannels() {
-        ArrayMap<String, Integer> packageChannels = new ArrayMap<>();
-        synchronized (mRecords) {
-            for (int i = 0; i < mRecords.size(); i++) {
-                final Record r = mRecords.valueAt(i);
-                int channelCount = 0;
-                for (int j = 0; j < r.channels.size(); j++) {
-                    if (!r.channels.valueAt(j).isDeleted()) {
-                        channelCount++;
-                    }
-                }
-                packageChannels.put(r.pkg, channelCount);
-            }
-        }
-        return packageChannels;
-    }
-
-    public void onUserRemoved(int userId) {
-        synchronized (mRecords) {
-            int N = mRecords.size();
-            for (int i = N - 1; i >= 0 ; i--) {
-                Record record = mRecords.valueAt(i);
-                if (UserHandle.getUserId(record.uid) == userId) {
-                    mRecords.removeAt(i);
-                }
-            }
-        }
-    }
-
-    protected void onLocaleChanged(Context context, int userId) {
-        synchronized (mRecords) {
-            int N = mRecords.size();
-            for (int i = 0; i < N; i++) {
-                Record record = mRecords.valueAt(i);
-                if (UserHandle.getUserId(record.uid) == userId) {
-                    if (record.channels.containsKey(NotificationChannel.DEFAULT_CHANNEL_ID)) {
-                        record.channels.get(NotificationChannel.DEFAULT_CHANNEL_ID).setName(
-                                context.getResources().getString(
-                                        R.string.default_notification_channel_label));
-                    }
-                }
-            }
-        }
-    }
-
-    public void onPackagesChanged(boolean removingPackage, int changeUserId, String[] pkgList,
-            int[] uidList) {
-        if (pkgList == null || pkgList.length == 0) {
-            return; // nothing to do
-        }
-        boolean updated = false;
-        if (removingPackage) {
-            // Remove notification settings for uninstalled package
-            int size = Math.min(pkgList.length, uidList.length);
-            for (int i = 0; i < size; i++) {
-                final String pkg = pkgList[i];
-                final int uid = uidList[i];
-                synchronized (mRecords) {
-                    mRecords.remove(recordKey(pkg, uid));
-                }
-                mRestoredWithoutUids.remove(pkg);
-                updated = true;
-            }
-        } else {
-            for (String pkg : pkgList) {
-                // Package install
-                final Record r = mRestoredWithoutUids.get(pkg);
-                if (r != null) {
-                    try {
-                        r.uid = mPm.getPackageUidAsUser(r.pkg, changeUserId);
-                        mRestoredWithoutUids.remove(pkg);
-                        synchronized (mRecords) {
-                            mRecords.put(recordKey(r.pkg, r.uid), r);
-                        }
-                        updated = true;
-                    } catch (NameNotFoundException e) {
-                        // noop
-                    }
-                }
-                // Package upgrade
-                try {
-                    Record fullRecord = getRecord(pkg,
-                            mPm.getPackageUidAsUser(pkg, changeUserId));
-                    if (fullRecord != null) {
-                        createDefaultChannelIfNeeded(fullRecord);
-                        deleteDefaultChannelIfNeeded(fullRecord);
-                    }
-                } catch (NameNotFoundException e) {}
-            }
-        }
-
-        if (updated) {
-            updateConfig();
-        }
-    }
-
-    private LogMaker getChannelLog(NotificationChannel channel, String pkg) {
-        return new LogMaker(MetricsProto.MetricsEvent.ACTION_NOTIFICATION_CHANNEL)
-                .setType(MetricsProto.MetricsEvent.TYPE_UPDATE)
-                .setPackageName(pkg)
-                .addTaggedData(MetricsProto.MetricsEvent.FIELD_NOTIFICATION_CHANNEL_ID,
-                        channel.getId())
-                .addTaggedData(MetricsProto.MetricsEvent.FIELD_NOTIFICATION_CHANNEL_IMPORTANCE,
-                        channel.getImportance());
-    }
-
-    private LogMaker getChannelGroupLog(String groupId, String pkg) {
-        return new LogMaker(MetricsProto.MetricsEvent.ACTION_NOTIFICATION_CHANNEL_GROUP)
-                .setType(MetricsProto.MetricsEvent.TYPE_UPDATE)
-                .addTaggedData(MetricsProto.MetricsEvent.FIELD_NOTIFICATION_CHANNEL_GROUP_ID,
-                        groupId)
-                .setPackageName(pkg);
-    }
-
-    public void updateBadgingEnabled() {
-        if (mBadgingEnabled == null) {
-            mBadgingEnabled = new SparseBooleanArray();
-        }
-        boolean changed = false;
-        // update the cached values
-        for (int index = 0; index < mBadgingEnabled.size(); index++) {
-            int userId = mBadgingEnabled.keyAt(index);
-            final boolean oldValue = mBadgingEnabled.get(userId);
-            final boolean newValue = Secure.getIntForUser(mContext.getContentResolver(),
-                    Secure.NOTIFICATION_BADGING,
-                    DEFAULT_SHOW_BADGE ? 1 : 0, userId) != 0;
-            mBadgingEnabled.put(userId, newValue);
-            changed |= oldValue != newValue;
-        }
-        if (changed) {
-            updateConfig();
-        }
-    }
-
-    public boolean badgingEnabled(UserHandle userHandle) {
-        int userId = userHandle.getIdentifier();
-        if (userId == UserHandle.USER_ALL) {
-            return false;
-        }
-        if (mBadgingEnabled.indexOfKey(userId) < 0) {
-            mBadgingEnabled.put(userId,
-                    Secure.getIntForUser(mContext.getContentResolver(),
-                            Secure.NOTIFICATION_BADGING,
-                            DEFAULT_SHOW_BADGE ? 1 : 0, userId) != 0);
-        }
-        return mBadgingEnabled.get(userId, DEFAULT_SHOW_BADGE);
-    }
-
-
-    private static class Record {
-        static int UNKNOWN_UID = UserHandle.USER_NULL;
-
-        String pkg;
-        int uid = UNKNOWN_UID;
-        int importance = DEFAULT_IMPORTANCE;
-        int priority = DEFAULT_PRIORITY;
-        int visibility = DEFAULT_VISIBILITY;
-        boolean showBadge = DEFAULT_SHOW_BADGE;
-        int lockedAppFields = DEFAULT_LOCKED_APP_FIELDS;
-
-        ArrayMap<String, NotificationChannel> channels = new ArrayMap<>();
-        Map<String, NotificationChannelGroup> groups = new ConcurrentHashMap<>();
-   }
 }
diff --git a/services/core/java/com/android/server/stats/StatsCompanionService.java b/services/core/java/com/android/server/stats/StatsCompanionService.java
index 4d65440..c7c24a5 100644
--- a/services/core/java/com/android/server/stats/StatsCompanionService.java
+++ b/services/core/java/com/android/server/stats/StatsCompanionService.java
@@ -57,11 +57,14 @@
 import android.os.UserManager;
 import android.telephony.ModemActivityInfo;
 import android.telephony.TelephonyManager;
+import android.util.ArrayMap;
 import android.util.Slog;
 import android.util.StatsLog;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.net.NetworkStatsFactory;
+import com.android.internal.os.BinderCallsStats;
+import com.android.internal.os.BinderCallsStats.ExportedCallStat;
 import com.android.internal.os.KernelCpuSpeedReader;
 import com.android.internal.os.KernelUidCpuTimeReader;
 import com.android.internal.os.KernelUidCpuClusterTimeReader;
@@ -891,6 +894,26 @@
         }
     }
 
+    private void pullBinderCallsStats(int tagId, List<StatsLogEventWrapper> pulledData) {
+        List<ExportedCallStat> callStats = BinderCallsStats.getInstance().getExportedCallStats();
+        long elapsedNanos = SystemClock.elapsedRealtimeNanos();
+        for (ExportedCallStat callStat : callStats) {
+            StatsLogEventWrapper e = new StatsLogEventWrapper(elapsedNanos, tagId, 11 /* fields */);
+            e.writeInt(callStat.uid);
+            e.writeString(callStat.className);
+            e.writeString(callStat.methodName);
+            e.writeLong(callStat.callCount);
+            e.writeLong(callStat.exceptionCount);
+            e.writeLong(callStat.latencyMicros);
+            e.writeLong(callStat.maxLatencyMicros);
+            e.writeLong(callStat.cpuTimeMicros);
+            e.writeLong(callStat.maxCpuTimeMicros);
+            e.writeLong(callStat.maxReplySizeBytes);
+            e.writeLong(callStat.maxRequestSizeBytes);
+            pulledData.add(e);
+        }
+    }
+
     /**
      * Pulls various data.
      */
@@ -973,6 +996,10 @@
                 pullProcessMemoryState(tagId, ret);
                 break;
             }
+            case StatsLog.BINDER_CALLS: {
+                pullBinderCallsStats(tagId, ret);
+                break;
+            }
             default:
                 Slog.w(TAG, "No such tagId data as " + tagId);
                 return null;
diff --git a/services/core/java/com/android/server/wm/SurfaceAnimationRunner.java b/services/core/java/com/android/server/wm/SurfaceAnimationRunner.java
index 2bfff26..cb50460 100644
--- a/services/core/java/com/android/server/wm/SurfaceAnimationRunner.java
+++ b/services/core/java/com/android/server/wm/SurfaceAnimationRunner.java
@@ -26,6 +26,8 @@
 import android.animation.AnimatorListenerAdapter;
 import android.animation.ValueAnimator;
 import android.annotation.Nullable;
+import android.hardware.power.V1_0.PowerHint;
+import android.os.PowerManagerInternal;
 import android.util.ArrayMap;
 import android.view.Choreographer;
 import android.view.SurfaceControl;
@@ -57,6 +59,7 @@
     private final AnimationHandler mAnimationHandler;
     private final Transaction mFrameTransaction;
     private final AnimatorFactory mAnimatorFactory;
+    private final PowerManagerInternal mPowerManagerInternal;
     private boolean mApplyScheduled;
 
     @GuardedBy("mLock")
@@ -70,13 +73,15 @@
     @GuardedBy("mLock")
     private boolean mAnimationStartDeferred;
 
-    SurfaceAnimationRunner() {
-        this(null /* callbackProvider */, null /* animatorFactory */, new Transaction());
+    SurfaceAnimationRunner(PowerManagerInternal powerManagerInternal) {
+        this(null /* callbackProvider */, null /* animatorFactory */, new Transaction(),
+                powerManagerInternal);
     }
 
     @VisibleForTesting
     SurfaceAnimationRunner(@Nullable AnimationFrameCallbackProvider callbackProvider,
-            AnimatorFactory animatorFactory, Transaction frameTransaction) {
+            AnimatorFactory animatorFactory, Transaction frameTransaction,
+            PowerManagerInternal powerManagerInternal) {
         SurfaceAnimationThread.getHandler().runWithScissors(() -> mChoreographer = getSfInstance(),
                 0 /* timeout */);
         mFrameTransaction = frameTransaction;
@@ -87,6 +92,7 @@
         mAnimatorFactory = animatorFactory != null
                 ? animatorFactory
                 : SfValueAnimator::new;
+        mPowerManagerInternal = powerManagerInternal;
     }
 
     /**
@@ -231,6 +237,7 @@
         synchronized (mLock) {
             startPendingAnimationsLocked();
         }
+        mPowerManagerInternal.powerHint(PowerHint.INTERACTION, 0);
     }
 
     private void scheduleApplyTransaction() {
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 54703b3..176bc2e 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -1069,7 +1069,7 @@
                 PowerManager.SCREEN_BRIGHT_WAKE_LOCK | PowerManager.ON_AFTER_RELEASE, TAG_WM);
         mHoldingScreenWakeLock.setReferenceCounted(false);
 
-        mSurfaceAnimationRunner = new SurfaceAnimationRunner();
+        mSurfaceAnimationRunner = new SurfaceAnimationRunner(mPowerManagerInternal);
 
         mAllowTheaterModeWakeFromLayout = context.getResources().getBoolean(
                 com.android.internal.R.bool.config_allowTheaterModeWakeFromWindowLayout);
diff --git a/services/tests/servicestests/src/com/android/server/wm/SurfaceAnimationRunnerTest.java b/services/tests/servicestests/src/com/android/server/wm/SurfaceAnimationRunnerTest.java
index edac8a5..79e9bb4 100644
--- a/services/tests/servicestests/src/com/android/server/wm/SurfaceAnimationRunnerTest.java
+++ b/services/tests/servicestests/src/com/android/server/wm/SurfaceAnimationRunnerTest.java
@@ -20,24 +20,23 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
+import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.Mockito.any;
 import static org.mockito.Mockito.atLeast;
 import static org.mockito.Mockito.atLeastOnce;
 import static org.mockito.Mockito.eq;
-import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
-import android.animation.AnimationHandler;
 import android.animation.AnimationHandler.AnimationFrameCallbackProvider;
 import android.animation.ValueAnimator;
 import android.graphics.Matrix;
 import android.graphics.Point;
+import android.os.PowerManagerInternal;
 import android.platform.test.annotations.Presubmit;
 import android.support.test.filters.FlakyTest;
 import android.support.test.filters.SmallTest;
 import android.support.test.runner.AndroidJUnit4;
-import android.util.Log;
 import android.view.Choreographer;
 import android.view.Choreographer.FrameCallback;
 import android.view.SurfaceControl;
@@ -46,7 +45,6 @@
 import android.view.animation.TranslateAnimation;
 
 import com.android.server.wm.LocalAnimationAdapter.AnimationSpec;
-import com.android.server.wm.SurfaceAnimationRunner.AnimatorFactory;
 
 import org.junit.Before;
 import org.junit.Rule;
@@ -71,6 +69,7 @@
     @Mock SurfaceControl mMockSurface;
     @Mock Transaction mMockTransaction;
     @Mock AnimationSpec mMockAnimationSpec;
+    @Mock PowerManagerInternal mMockPowerManager;
     @Rule public MockitoRule mMockitoRule = MockitoJUnit.rule();
 
     private SurfaceAnimationRunner mSurfaceAnimationRunner;
@@ -81,7 +80,7 @@
         super.setUp();
         mFinishCallbackLatch = new CountDownLatch(1);
         mSurfaceAnimationRunner = new SurfaceAnimationRunner(null /* callbackProvider */, null,
-                mMockTransaction);
+                mMockTransaction, mMockPowerManager);
     }
 
     private void finishedCallback() {
@@ -113,7 +112,7 @@
     @Test
     public void testCancel_notStarted() throws Exception {
         mSurfaceAnimationRunner = new SurfaceAnimationRunner(new NoOpFrameCallbackProvider(), null,
-                mMockTransaction);
+                mMockTransaction, mMockPowerManager);
         mSurfaceAnimationRunner
                 .startAnimation(createTranslateAnimation(), mMockSurface, mMockTransaction,
                 this::finishedCallback);
@@ -126,7 +125,7 @@
     @Test
     public void testCancel_running() throws Exception {
         mSurfaceAnimationRunner = new SurfaceAnimationRunner(new NoOpFrameCallbackProvider(), null,
-                mMockTransaction);
+                mMockTransaction, mMockPowerManager);
         mSurfaceAnimationRunner.startAnimation(createTranslateAnimation(), mMockSurface,
                 mMockTransaction, this::finishedCallback);
         waitUntilNextFrame();
@@ -156,7 +155,7 @@
                     listener.onAnimationUpdate(animation);
                 });
             }
-        }, mMockTransaction);
+        }, mMockTransaction, mMockPowerManager);
         when(mMockAnimationSpec.getDuration()).thenReturn(200L);
         mSurfaceAnimationRunner.startAnimation(mMockAnimationSpec, mMockSurface, mMockTransaction,
                 this::finishedCallback);
@@ -184,6 +183,19 @@
         assertFinishCallbackCalled();
     }
 
+    @Test
+    public void testPowerHint() throws Exception {
+        mSurfaceAnimationRunner = new SurfaceAnimationRunner(new NoOpFrameCallbackProvider(), null,
+                mMockTransaction, mMockPowerManager);
+        mSurfaceAnimationRunner.startAnimation(createTranslateAnimation(), mMockSurface,
+                mMockTransaction, this::finishedCallback);
+        waitUntilNextFrame();
+
+        // TODO: For some reason we don't have access to PowerHint definition from the tests. For
+        // now let's just verify that we got some kind of hint.
+        verify(mMockPowerManager).powerHint(anyInt(), anyInt());
+    }
+
     private void waitUntilNextFrame() throws Exception {
         final CountDownLatch latch = new CountDownLatch(1);
         mSurfaceAnimationRunner.mChoreographer.postCallback(Choreographer.CALLBACK_COMMIT,
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationAdjustmentExtractorTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationAdjustmentExtractorTest.java
index fd674f0..f17a30d 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationAdjustmentExtractorTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationAdjustmentExtractorTest.java
@@ -25,6 +25,9 @@
 
 import android.app.Notification;
 import android.app.NotificationChannel;
+import android.app.PendingIntent;
+import android.content.Intent;
+import android.graphics.drawable.Icon;
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.service.notification.Adjustment;
@@ -54,6 +57,9 @@
         ArrayList<String> people = new ArrayList<>();
         people.add("you");
         signals.putStringArrayList(Adjustment.KEY_PEOPLE, people);
+        ArrayList<Notification.Action> smartActions = new ArrayList<>();
+        smartActions.add(createAction());
+        signals.putParcelableArrayList(Adjustment.KEY_SMART_ACTIONS, smartActions);
         Adjustment adjustment = new Adjustment("pkg", r.getKey(), signals, "", 0);
         r.addAdjustment(adjustment);
 
@@ -66,6 +72,7 @@
         assertTrue(r.getGroupKey().contains(GroupHelper.AUTOGROUP_KEY));
         assertEquals(people, r.getPeopleOverride());
         assertEquals(snoozeCriteria, r.getSnoozeCriteria());
+        assertEquals(smartActions, r.getSmartActions());
     }
 
     @Test
@@ -114,4 +121,11 @@
                 0, n, UserHandle.ALL, null, System.currentTimeMillis());
        return new NotificationRecord(getContext(), sbn, channel);
     }
+
+    private Notification.Action createAction() {
+        return new Notification.Action.Builder(
+                Icon.createWithResource(getContext(), android.R.drawable.sym_def_app_icon),
+                "action",
+                PendingIntent.getBroadcast(getContext(), 0, new Intent("Action"), 0)).build();
+    }
 }
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenerServiceTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenerServiceTest.java
index ef9ba78..742ad65 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenerServiceTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenerServiceTest.java
@@ -31,11 +31,14 @@
 import static org.mockito.Mockito.when;
 
 import android.app.INotificationManager;
+import android.app.Notification;
 import android.app.NotificationChannel;
+import android.app.PendingIntent;
 import android.content.Intent;
 import android.os.Binder;
 import android.os.Bundle;
 import android.os.IBinder;
+import android.os.Parcel;
 import android.service.notification.NotificationListenerService;
 import android.service.notification.NotificationListenerService.Ranking;
 import android.service.notification.NotificationRankingUpdate;
@@ -91,6 +94,7 @@
             assertEquals(getShowBadge(i), ranking.canShowBadge());
             assertEquals(getUserSentiment(i), ranking.getUserSentiment());
             assertEquals(getHidden(i), ranking.isSuspended());
+            assertActionsEqual(getSmartActions(key, i), ranking.getSmartActions());
         }
     }
 
@@ -107,6 +111,7 @@
         int[] importance = new int[mKeys.length];
         Bundle userSentiment = new Bundle();
         Bundle mHidden = new Bundle();
+        Bundle smartActions = new Bundle();
 
         for (int i = 0; i < mKeys.length; i++) {
             String key = mKeys[i];
@@ -124,11 +129,13 @@
             showBadge.putBoolean(key, getShowBadge(i));
             userSentiment.putInt(key, getUserSentiment(i));
             mHidden.putBoolean(key, getHidden(i));
+            smartActions.putParcelableArrayList(key, getSmartActions(key, i));
         }
         NotificationRankingUpdate update = new NotificationRankingUpdate(mKeys,
                 interceptedKeys.toArray(new String[0]), visibilityOverrides,
                 suppressedVisualEffects, importance, explanation, overrideGroupKeys,
-                channels, overridePeople, snoozeCriteria, showBadge, userSentiment, mHidden);
+                channels, overridePeople, snoozeCriteria, showBadge, userSentiment, mHidden,
+                smartActions);
         return update;
     }
 
@@ -196,6 +203,29 @@
         return snooze;
     }
 
+    private ArrayList<Notification.Action> getSmartActions(String key, int index) {
+        ArrayList<Notification.Action> actions = new ArrayList<>();
+        for (int i = 0; i < index; i++) {
+            PendingIntent intent = PendingIntent.getBroadcast(
+                    getContext(),
+                    index /*requestCode*/,
+                    new Intent("ACTION_" + key),
+                    0 /*flags*/);
+            actions.add(new Notification.Action.Builder(null /*icon*/, key, intent).build());
+        }
+        return actions;
+    }
+
+    private void assertActionsEqual(
+            List<Notification.Action> expecteds, List<Notification.Action> actuals) {
+        assertEquals(expecteds.size(), actuals.size());
+        for (int i = 0; i < expecteds.size(); i++) {
+            Notification.Action expected = expecteds.get(i);
+            Notification.Action actual = actuals.get(i);
+            assertEquals(expected.title, actual.title);
+        }
+    }
+
     public static class TestListenerService extends NotificationListenerService {
         private final IBinder binder = new LocalBinder();
 
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
index 45a3c41..e7a8b58 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
@@ -158,6 +158,7 @@
     private TestableLooper mTestableLooper;
     @Mock
     private RankingHelper mRankingHelper;
+    @Mock private PreferencesHelper mPreferencesHelper;
     AtomicFile mPolicyFile;
     File mFile;
     @Mock
@@ -600,8 +601,8 @@
     @Test
     public void testBlockedNotifications_blockedChannelGroup() throws Exception {
         when(mPackageManager.isPackageSuspendedForUser(anyString(), anyInt())).thenReturn(false);
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.isGroupBlocked(anyString(), anyInt(), anyString())).thenReturn(true);
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.isGroupBlocked(anyString(), anyInt(), anyString())).thenReturn(true);
 
         NotificationChannel channel = new NotificationChannel("id", "name",
                 NotificationManager.IMPORTANCE_HIGH);
@@ -1222,36 +1223,36 @@
     @Test
     public void testTvExtenderChannelOverride_onTv() throws Exception {
         mService.setIsTelevision(true);
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannel(
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannel(
                 anyString(), anyInt(), eq("foo"), anyBoolean())).thenReturn(
                         new NotificationChannel("foo", "foo", IMPORTANCE_HIGH));
 
         Notification.TvExtender tv = new Notification.TvExtender().setChannelId("foo");
         mBinderService.enqueueNotificationWithTag(PKG, "opPkg", "tag", 0,
                 generateNotificationRecord(null, tv).getNotification(), 0);
-        verify(mRankingHelper, times(1)).getNotificationChannel(
+        verify(mPreferencesHelper, times(1)).getNotificationChannel(
                 anyString(), anyInt(), eq("foo"), anyBoolean());
     }
 
     @Test
     public void testTvExtenderChannelOverride_notOnTv() throws Exception {
         mService.setIsTelevision(false);
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannel(
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannel(
                 anyString(), anyInt(), anyString(), anyBoolean())).thenReturn(
                 mTestNotificationChannel);
 
         Notification.TvExtender tv = new Notification.TvExtender().setChannelId("foo");
         mBinderService.enqueueNotificationWithTag(PKG, "opPkg", "tag", 0,
                 generateNotificationRecord(null, tv).getNotification(), 0);
-        verify(mRankingHelper, times(1)).getNotificationChannel(
+        verify(mPreferencesHelper, times(1)).getNotificationChannel(
                 anyString(), anyInt(), eq(mTestNotificationChannel.getId()), anyBoolean());
     }
 
     @Test
     public void testUpdateAppNotifyCreatorBlock() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
 
         mBinderService.setNotificationsEnabledForPackage(PKG, 0, false);
         ArgumentCaptor<Intent> captor = ArgumentCaptor.forClass(Intent.class);
@@ -1265,7 +1266,7 @@
 
     @Test
     public void testUpdateAppNotifyCreatorUnblock() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
 
         mBinderService.setNotificationsEnabledForPackage(PKG, 0, true);
         ArgumentCaptor<Intent> captor = ArgumentCaptor.forClass(Intent.class);
@@ -1279,8 +1280,8 @@
 
     @Test
     public void testUpdateChannelNotifyCreatorBlock() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannel(eq(PKG), anyInt(),
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannel(eq(PKG), anyInt(),
                 eq(mTestNotificationChannel.getId()), anyBoolean()))
                 .thenReturn(mTestNotificationChannel);
 
@@ -1305,8 +1306,8 @@
         NotificationChannel existingChannel =
                 new NotificationChannel(mTestNotificationChannel.getId(),
                         mTestNotificationChannel.getName(), IMPORTANCE_NONE);
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannel(eq(PKG), anyInt(),
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannel(eq(PKG), anyInt(),
                 eq(mTestNotificationChannel.getId()), anyBoolean()))
                 .thenReturn(existingChannel);
 
@@ -1327,8 +1328,8 @@
         NotificationChannel existingChannel =
                 new NotificationChannel(mTestNotificationChannel.getId(),
                         mTestNotificationChannel.getName(), IMPORTANCE_MAX);
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannel(eq(PKG), anyInt(),
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannel(eq(PKG), anyInt(),
                 eq(mTestNotificationChannel.getId()), anyBoolean()))
                 .thenReturn(existingChannel);
 
@@ -1339,8 +1340,8 @@
     @Test
     public void testUpdateGroupNotifyCreatorBlock() throws Exception {
         NotificationChannelGroup existing = new NotificationChannelGroup("id", "name");
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannelGroup(eq(existing.getId()), eq(PKG), anyInt()))
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannelGroup(eq(existing.getId()), eq(PKG), anyInt()))
                 .thenReturn(existing);
 
         NotificationChannelGroup updated = new NotificationChannelGroup("id", "name");
@@ -1362,8 +1363,8 @@
     public void testUpdateGroupNotifyCreatorUnblock() throws Exception {
         NotificationChannelGroup existing = new NotificationChannelGroup("id", "name");
         existing.setBlocked(true);
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannelGroup(eq(existing.getId()), eq(PKG), anyInt()))
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannelGroup(eq(existing.getId()), eq(PKG), anyInt()))
                 .thenReturn(existing);
 
         mBinderService.updateNotificationChannelGroupForPackage(
@@ -1382,8 +1383,8 @@
     @Test
     public void testUpdateGroupNoNotifyCreatorOtherChanges() throws Exception {
         NotificationChannelGroup existing = new NotificationChannelGroup("id", "name");
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannelGroup(eq(existing.getId()), eq(PKG), anyInt()))
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannelGroup(eq(existing.getId()), eq(PKG), anyInt()))
                 .thenReturn(existing);
 
         mBinderService.updateNotificationChannelGroupForPackage(
@@ -1396,12 +1397,12 @@
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannel(eq(PKG), anyInt(),
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannel(eq(PKG), anyInt(),
                 eq(mTestNotificationChannel.getId()), anyBoolean()))
                 .thenReturn(mTestNotificationChannel);
         NotificationChannel channel2 = new NotificationChannel("a", "b", IMPORTANCE_LOW);
-        when(mRankingHelper.getNotificationChannel(eq(PKG), anyInt(),
+        when(mPreferencesHelper.getNotificationChannel(eq(PKG), anyInt(),
                 eq(channel2.getId()), anyBoolean()))
                 .thenReturn(channel2);
 
@@ -1421,7 +1422,7 @@
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         NotificationChannelGroup group1 = new NotificationChannelGroup("a", "b");
         NotificationChannelGroup group2 = new NotificationChannelGroup("n", "m");
 
@@ -1441,9 +1442,9 @@
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         mTestNotificationChannel.setLightColor(Color.CYAN);
-        when(mRankingHelper.getNotificationChannel(eq(PKG), anyInt(),
+        when(mPreferencesHelper.getNotificationChannel(eq(PKG), anyInt(),
                 eq(mTestNotificationChannel.getId()), anyBoolean()))
                 .thenReturn(mTestNotificationChannel);
 
@@ -1459,8 +1460,8 @@
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannel(eq(PKG), anyInt(),
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannel(eq(PKG), anyInt(),
                 eq(mTestNotificationChannel.getId()), anyBoolean()))
                 .thenReturn(mTestNotificationChannel);
         reset(mListeners);
@@ -1476,8 +1477,8 @@
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
         NotificationChannelGroup ncg = new NotificationChannelGroup("a", "b/c");
-        mService.setRankingHelper(mRankingHelper);
-        when(mRankingHelper.getNotificationChannelGroup(eq(ncg.getId()), eq(PKG), anyInt()))
+        mService.setPreferencesHelper(mPreferencesHelper);
+        when(mPreferencesHelper.getNotificationChannelGroup(eq(ncg.getId()), eq(PKG), anyInt()))
                 .thenReturn(ncg);
         reset(mListeners);
         mBinderService.deleteNotificationChannelGroup(PKG, ncg.getId());
@@ -1488,18 +1489,18 @@
 
     @Test
     public void testUpdateNotificationChannelFromPrivilegedListener_success() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
-        when(mRankingHelper.getNotificationChannel(eq(PKG), anyInt(),
+        when(mPreferencesHelper.getNotificationChannel(eq(PKG), anyInt(),
                 eq(mTestNotificationChannel.getId()), anyBoolean()))
                 .thenReturn(mTestNotificationChannel);
 
         mBinderService.updateNotificationChannelFromPrivilegedListener(
                 null, PKG, Process.myUserHandle(), mTestNotificationChannel);
 
-        verify(mRankingHelper, times(1)).updateNotificationChannel(
+        verify(mPreferencesHelper, times(1)).updateNotificationChannel(
                 anyString(), anyInt(), any(), anyBoolean());
 
         verify(mListeners, never()).notifyNotificationChannelChanged(eq(PKG),
@@ -1509,7 +1510,7 @@
 
     @Test
     public void testUpdateNotificationChannelFromPrivilegedListener_noAccess() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
 
@@ -1521,7 +1522,7 @@
             // pass
         }
 
-        verify(mRankingHelper, never()).updateNotificationChannel(
+        verify(mPreferencesHelper, never()).updateNotificationChannel(
                 anyString(), anyInt(), any(), anyBoolean());
 
         verify(mListeners, never()).notifyNotificationChannelChanged(eq(PKG),
@@ -1531,7 +1532,7 @@
 
     @Test
     public void testUpdateNotificationChannelFromPrivilegedListener_badUser() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
@@ -1548,7 +1549,7 @@
             // pass
         }
 
-        verify(mRankingHelper, never()).updateNotificationChannel(
+        verify(mPreferencesHelper, never()).updateNotificationChannel(
                 anyString(), anyInt(), any(), anyBoolean());
 
         verify(mListeners, never()).notifyNotificationChannelChanged(eq(PKG),
@@ -1558,7 +1559,7 @@
 
     @Test
     public void testGetNotificationChannelFromPrivilegedListener_success() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
@@ -1566,13 +1567,13 @@
         mBinderService.getNotificationChannelsFromPrivilegedListener(
                 null, PKG, Process.myUserHandle());
 
-        verify(mRankingHelper, times(1)).getNotificationChannels(
+        verify(mPreferencesHelper, times(1)).getNotificationChannels(
                 anyString(), anyInt(), anyBoolean());
     }
 
     @Test
     public void testGetNotificationChannelFromPrivilegedListener_noAccess() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
 
@@ -1584,13 +1585,13 @@
             // pass
         }
 
-        verify(mRankingHelper, never()).getNotificationChannels(
+        verify(mPreferencesHelper, never()).getNotificationChannels(
                 anyString(), anyInt(), anyBoolean());
     }
 
     @Test
     public void testGetNotificationChannelFromPrivilegedListener_badUser() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
@@ -1606,13 +1607,13 @@
             // pass
         }
 
-        verify(mRankingHelper, never()).getNotificationChannels(
+        verify(mPreferencesHelper, never()).getNotificationChannels(
                 anyString(), anyInt(), anyBoolean());
     }
 
     @Test
     public void testGetNotificationChannelGroupsFromPrivilegedListener_success() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         associations.add("a");
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
@@ -1620,12 +1621,12 @@
         mBinderService.getNotificationChannelGroupsFromPrivilegedListener(
                 null, PKG, Process.myUserHandle());
 
-        verify(mRankingHelper, times(1)).getNotificationChannelGroups(anyString(), anyInt());
+        verify(mPreferencesHelper, times(1)).getNotificationChannelGroups(anyString(), anyInt());
     }
 
     @Test
     public void testGetNotificationChannelGroupsFromPrivilegedListener_noAccess() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
 
@@ -1637,12 +1638,12 @@
             // pass
         }
 
-        verify(mRankingHelper, never()).getNotificationChannelGroups(anyString(), anyInt());
+        verify(mPreferencesHelper, never()).getNotificationChannelGroups(anyString(), anyInt());
     }
 
     @Test
     public void testGetNotificationChannelGroupsFromPrivilegedListener_badUser() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         List<String> associations = new ArrayList<>();
         when(mCompanionMgr.getAssociations(PKG, mUid)).thenReturn(associations);
         mListener = mock(ManagedServices.ManagedServiceInfo.class);
@@ -1657,7 +1658,7 @@
             // pass
         }
 
-        verify(mRankingHelper, never()).getNotificationChannelGroups(anyString(), anyInt());
+        verify(mPreferencesHelper, never()).getNotificationChannelGroups(anyString(), anyInt());
     }
 
     @Test
@@ -2182,7 +2183,7 @@
 
     @Test
     public void testHandleRankingSort_sendsUpdateOnSignalExtractorChange() throws Exception {
-        mService.setRankingHelper(mRankingHelper);
+        mService.setPreferencesHelper(mPreferencesHelper);
         NotificationManagerService.WorkerHandler handler = mock(
                 NotificationManagerService.WorkerHandler.class);
         mService.setHandler(handler);
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationRecordTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationRecordTest.java
index e286991..bd6416d 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationRecordTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationRecordTest.java
@@ -34,8 +34,6 @@
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.times;
-import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import android.app.ActivityManager;
@@ -48,6 +46,7 @@
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.graphics.Color;
+import android.graphics.drawable.Icon;
 import android.media.AudioAttributes;
 import android.metrics.LogMaker;
 import android.net.Uri;
@@ -59,8 +58,8 @@
 import android.service.notification.StatusBarNotification;
 import android.support.test.runner.AndroidJUnit4;
 import android.test.suitebuilder.annotation.SmallTest;
-import android.util.Slog;
 
+import com.android.internal.R;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.server.UiServiceTestCase;
 
@@ -70,6 +69,7 @@
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
+import java.util.ArrayList;
 import java.util.Objects;
 
 @SmallTest
@@ -697,4 +697,20 @@
         record.calculateGrantableUris();
         // should not throw
     }
+
+    @Test
+    public void testSmartActions() {
+        StatusBarNotification sbn = getNotification(PKG_O, true /* noisy */,
+                true /* defaultSound */, false /* buzzy */, false /* defaultBuzz */,
+                false /* lights */, false /* defaultLights */, groupId /* group */);
+        NotificationRecord record = new NotificationRecord(mMockContext, sbn, channel);
+        assertNull(record.getSmartActions());
+
+        ArrayList<Notification.Action> smartActions = new ArrayList<>();
+        smartActions.add(new Notification.Action.Builder(
+                Icon.createWithResource(getContext(), R.drawable.btn_default),
+                "text", null).build());
+        record.setSmartActions(smartActions);
+        assertEquals(smartActions, record.getSmartActions());
+    }
 }
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/PreferencesHelperTest.java b/services/tests/uiservicestests/src/com/android/server/notification/PreferencesHelperTest.java
new file mode 100644
index 0000000..02d5869
--- /dev/null
+++ b/services/tests/uiservicestests/src/com/android/server/notification/PreferencesHelperTest.java
@@ -0,0 +1,1742 @@
+/*
+ * 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.server.notification;
+
+import static android.app.NotificationManager.IMPORTANCE_DEFAULT;
+import static android.app.NotificationManager.IMPORTANCE_HIGH;
+import static android.app.NotificationManager.IMPORTANCE_LOW;
+import static android.app.NotificationManager.IMPORTANCE_MAX;
+import static android.app.NotificationManager.IMPORTANCE_NONE;
+import static android.app.NotificationManager.IMPORTANCE_UNSPECIFIED;
+
+import static junit.framework.Assert.assertNull;
+import static junit.framework.Assert.fail;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.reset;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationChannelGroup;
+import android.app.NotificationManager;
+import android.content.ContentProvider;
+import android.content.Context;
+import android.content.IContentProvider;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.Signature;
+import android.content.res.Resources;
+import android.graphics.Color;
+import android.media.AudioAttributes;
+import android.net.Uri;
+import android.os.Build;
+import android.os.UserHandle;
+import android.provider.Settings;
+import android.provider.Settings.Secure;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+import android.test.suitebuilder.annotation.SmallTest;
+import android.testing.TestableContentResolver;
+import android.util.ArrayMap;
+import android.util.Xml;
+
+import com.android.internal.util.FastXmlSerializer;
+import com.android.server.UiServiceTestCase;
+
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.xmlpull.v1.XmlPullParser;
+import org.xmlpull.v1.XmlSerializer;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.concurrent.ThreadLocalRandom;
+
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public class PreferencesHelperTest extends UiServiceTestCase {
+    private static final String PKG = "com.android.server.notification";
+    private static final int UID = 0;
+    private static final UserHandle USER = UserHandle.of(0);
+    private static final String UPDATED_PKG = "updatedPkg";
+    private static final int UID2 = 1111;
+    private static final String SYSTEM_PKG = "android";
+    private static final int SYSTEM_UID= 1000;
+    private static final UserHandle USER2 = UserHandle.of(10);
+    private static final String TEST_CHANNEL_ID = "test_channel_id";
+    private static final String TEST_AUTHORITY = "test";
+    private static final Uri SOUND_URI =
+            Uri.parse("content://" + TEST_AUTHORITY + "/internal/audio/media/10");
+    private static final Uri CANONICAL_SOUND_URI =
+            Uri.parse("content://" + TEST_AUTHORITY
+                    + "/internal/audio/media/10?title=Test&canonical=1");
+
+    @Mock NotificationUsageStats mUsageStats;
+    @Mock RankingHandler mHandler;
+    @Mock PackageManager mPm;
+    @Mock IContentProvider mTestIContentProvider;
+    @Mock Context mContext;
+    @Mock ZenModeHelper mMockZenModeHelper;
+
+    private NotificationManager.Policy mTestNotificationPolicy;
+
+    private PreferencesHelper mHelper;
+    private AudioAttributes mAudioAttributes;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        UserHandle user = UserHandle.ALL;
+
+        final ApplicationInfo legacy = new ApplicationInfo();
+        legacy.targetSdkVersion = Build.VERSION_CODES.N_MR1;
+        final ApplicationInfo upgrade = new ApplicationInfo();
+        upgrade.targetSdkVersion = Build.VERSION_CODES.O;
+        when(mPm.getApplicationInfoAsUser(eq(PKG), anyInt(), anyInt())).thenReturn(legacy);
+        when(mPm.getApplicationInfoAsUser(eq(UPDATED_PKG), anyInt(), anyInt())).thenReturn(upgrade);
+        when(mPm.getApplicationInfoAsUser(eq(SYSTEM_PKG), anyInt(), anyInt())).thenReturn(upgrade);
+        when(mPm.getPackageUidAsUser(eq(PKG), anyInt())).thenReturn(UID);
+        when(mPm.getPackageUidAsUser(eq(UPDATED_PKG), anyInt())).thenReturn(UID2);
+        when(mPm.getPackageUidAsUser(eq(SYSTEM_PKG), anyInt())).thenReturn(SYSTEM_UID);
+        PackageInfo info = mock(PackageInfo.class);
+        info.signatures = new Signature[] {mock(Signature.class)};
+        when(mPm.getPackageInfoAsUser(eq(SYSTEM_PKG), anyInt(), anyInt())).thenReturn(info);
+        when(mPm.getPackageInfoAsUser(eq(PKG), anyInt(), anyInt()))
+                .thenReturn(mock(PackageInfo.class));
+        when(mContext.getResources()).thenReturn(
+                InstrumentationRegistry.getContext().getResources());
+        when(mContext.getContentResolver()).thenReturn(
+                InstrumentationRegistry.getContext().getContentResolver());
+        when(mContext.getPackageManager()).thenReturn(mPm);
+        when(mContext.getApplicationInfo()).thenReturn(legacy);
+        // most tests assume badging is enabled
+        TestableContentResolver contentResolver = getContext().getContentResolver();
+        contentResolver.setFallbackToExisting(false);
+        Secure.putIntForUser(contentResolver,
+                Secure.NOTIFICATION_BADGING, 1, UserHandle.getUserId(UID));
+
+        ContentProvider testContentProvider = mock(ContentProvider.class);
+        when(testContentProvider.getIContentProvider()).thenReturn(mTestIContentProvider);
+        contentResolver.addProvider(TEST_AUTHORITY, testContentProvider);
+
+        when(mTestIContentProvider.canonicalize(any(), eq(SOUND_URI)))
+                .thenReturn(CANONICAL_SOUND_URI);
+        when(mTestIContentProvider.canonicalize(any(), eq(CANONICAL_SOUND_URI)))
+                .thenReturn(CANONICAL_SOUND_URI);
+        when(mTestIContentProvider.uncanonicalize(any(), eq(CANONICAL_SOUND_URI)))
+                .thenReturn(SOUND_URI);
+
+        mTestNotificationPolicy = new NotificationManager.Policy(0, 0, 0, 0,
+                NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND);
+        when(mMockZenModeHelper.getNotificationPolicy()).thenReturn(mTestNotificationPolicy);
+        mHelper = new PreferencesHelper(getContext(), mPm, mHandler, mMockZenModeHelper);
+        resetZenModeHelper();
+
+        mAudioAttributes = new AudioAttributes.Builder()
+                .setContentType(AudioAttributes.CONTENT_TYPE_UNKNOWN)
+                .setUsage(AudioAttributes.USAGE_NOTIFICATION_RINGTONE)
+                .setFlags(AudioAttributes.FLAG_AUDIBILITY_ENFORCED)
+                .build();
+    }
+
+    private NotificationChannel getDefaultChannel() {
+        return new NotificationChannel(NotificationChannel.DEFAULT_CHANNEL_ID, "name",
+                IMPORTANCE_LOW);
+    }
+
+    private ByteArrayOutputStream writeXmlAndPurge(String pkg, int uid, boolean forBackup,
+            String... channelIds)
+            throws Exception {
+        XmlSerializer serializer = new FastXmlSerializer();
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        serializer.setOutput(new BufferedOutputStream(baos), "utf-8");
+        serializer.startDocument(null, true);
+        mHelper.writeXml(serializer, forBackup);
+        serializer.endDocument();
+        serializer.flush();
+        for (String channelId : channelIds) {
+            mHelper.permanentlyDeleteNotificationChannel(pkg, uid, channelId);
+        }
+        return baos;
+    }
+
+    private void loadStreamXml(ByteArrayOutputStream stream, boolean forRestore) throws Exception {
+        loadByteArrayXml(stream.toByteArray(), forRestore);
+    }
+
+    private void loadByteArrayXml(byte[] byteArray, boolean forRestore) throws Exception {
+        XmlPullParser parser = Xml.newPullParser();
+        parser.setInput(new BufferedInputStream(new ByteArrayInputStream(byteArray)), null);
+        parser.nextTag();
+        mHelper.readXml(parser, forRestore);
+    }
+
+    private void compareChannels(NotificationChannel expected, NotificationChannel actual) {
+        assertEquals(expected.getId(), actual.getId());
+        assertEquals(expected.getName(), actual.getName());
+        assertEquals(expected.getDescription(), actual.getDescription());
+        assertEquals(expected.shouldVibrate(), actual.shouldVibrate());
+        assertEquals(expected.shouldShowLights(), actual.shouldShowLights());
+        assertEquals(expected.getImportance(), actual.getImportance());
+        assertEquals(expected.getLockscreenVisibility(), actual.getLockscreenVisibility());
+        assertEquals(expected.getSound(), actual.getSound());
+        assertEquals(expected.canBypassDnd(), actual.canBypassDnd());
+        assertTrue(Arrays.equals(expected.getVibrationPattern(), actual.getVibrationPattern()));
+        assertEquals(expected.getGroup(), actual.getGroup());
+        assertEquals(expected.getAudioAttributes(), actual.getAudioAttributes());
+        assertEquals(expected.getLightColor(), actual.getLightColor());
+    }
+
+    private void compareGroups(NotificationChannelGroup expected, NotificationChannelGroup actual) {
+        assertEquals(expected.getId(), actual.getId());
+        assertEquals(expected.getName(), actual.getName());
+        assertEquals(expected.getDescription(), actual.getDescription());
+        assertEquals(expected.isBlocked(), actual.isBlocked());
+    }
+
+    private NotificationChannel getChannel() {
+        return new NotificationChannel("id", "name", IMPORTANCE_LOW);
+    }
+
+    private NotificationChannel findChannel(List<NotificationChannel> channels, String id) {
+        for (NotificationChannel channel : channels) {
+            if (channel.getId().equals(id)) {
+                return channel;
+            }
+        }
+        return null;
+    }
+
+    private void resetZenModeHelper() {
+        reset(mMockZenModeHelper);
+        when(mMockZenModeHelper.getNotificationPolicy()).thenReturn(mTestNotificationPolicy);
+    }
+
+    @Test
+    public void testChannelXml() throws Exception {
+        NotificationChannelGroup ncg = new NotificationChannelGroup("1", "bye");
+        ncg.setBlocked(true);
+        ncg.setDescription("group desc");
+        NotificationChannelGroup ncg2 = new NotificationChannelGroup("2", "hello");
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        NotificationChannel channel2 =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel2.setDescription("descriptions for all");
+        channel2.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
+        channel2.enableLights(true);
+        channel2.setBypassDnd(true);
+        channel2.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+        channel2.enableVibration(true);
+        channel2.setGroup(ncg.getId());
+        channel2.setVibrationPattern(new long[]{100, 67, 145, 156});
+        channel2.setLightColor(Color.BLUE);
+
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel2, false, false);
+
+        mHelper.setShowBadge(PKG, UID, true);
+        mHelper.setAppImportanceLocked(PKG, UID);
+
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false, channel1.getId(),
+                channel2.getId(), NotificationChannel.DEFAULT_CHANNEL_ID);
+        mHelper.onPackagesChanged(true, UserHandle.myUserId(), new String[]{PKG}, new int[]{UID});
+
+        loadStreamXml(baos, false);
+
+        assertTrue(mHelper.canShowBadge(PKG, UID));
+        assertTrue(mHelper.getIsAppImportanceLocked(PKG, UID));
+        assertEquals(channel1, mHelper.getNotificationChannel(PKG, UID, channel1.getId(), false));
+        compareChannels(channel2,
+                mHelper.getNotificationChannel(PKG, UID, channel2.getId(), false));
+
+        List<NotificationChannelGroup> actualGroups =
+                mHelper.getNotificationChannelGroups(PKG, UID, false, true).getList();
+        boolean foundNcg = false;
+        for (NotificationChannelGroup actual : actualGroups) {
+            if (ncg.getId().equals(actual.getId())) {
+                foundNcg = true;
+                compareGroups(ncg, actual);
+            } else if (ncg2.getId().equals(actual.getId())) {
+                compareGroups(ncg2, actual);
+            }
+        }
+        assertTrue(foundNcg);
+
+        boolean foundChannel2Group = false;
+        for (NotificationChannelGroup actual : actualGroups) {
+            if (channel2.getGroup().equals(actual.getChannels().get(0).getGroup())) {
+                foundChannel2Group = true;
+                break;
+            }
+        }
+        assertTrue(foundChannel2Group);
+    }
+
+    @Test
+    public void testChannelXmlForBackup() throws Exception {
+        NotificationChannelGroup ncg = new NotificationChannelGroup("1", "bye");
+        NotificationChannelGroup ncg2 = new NotificationChannelGroup("2", "hello");
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        NotificationChannel channel2 =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel2.setDescription("descriptions for all");
+        channel2.setSound(SOUND_URI, mAudioAttributes);
+        channel2.enableLights(true);
+        channel2.setBypassDnd(true);
+        channel2.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+        channel2.enableVibration(false);
+        channel2.setGroup(ncg.getId());
+        channel2.setLightColor(Color.BLUE);
+        NotificationChannel channel3 = new NotificationChannel("id3", "NAM3", IMPORTANCE_HIGH);
+        channel3.enableVibration(true);
+
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel2, false, false);
+        mHelper.createNotificationChannel(PKG, UID, channel3, false, false);
+        mHelper.createNotificationChannel(UPDATED_PKG, UID2, getChannel(), true, false);
+
+        mHelper.setShowBadge(PKG, UID, true);
+
+        mHelper.setImportance(UPDATED_PKG, UID2, IMPORTANCE_NONE);
+
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel1.getId(),
+                channel2.getId(), channel3.getId(), NotificationChannel.DEFAULT_CHANNEL_ID);
+        mHelper.onPackagesChanged(true, UserHandle.myUserId(), new String[]{PKG, UPDATED_PKG},
+                new int[]{UID, UID2});
+
+        mHelper.setShowBadge(UPDATED_PKG, UID2, true);
+
+        loadStreamXml(baos, true);
+
+        assertEquals(IMPORTANCE_NONE, mHelper.getImportance(UPDATED_PKG, UID2));
+        assertTrue(mHelper.canShowBadge(PKG, UID));
+        assertEquals(channel1, mHelper.getNotificationChannel(PKG, UID, channel1.getId(), false));
+        compareChannels(channel2,
+                mHelper.getNotificationChannel(PKG, UID, channel2.getId(), false));
+        compareChannels(channel3,
+                mHelper.getNotificationChannel(PKG, UID, channel3.getId(), false));
+
+        List<NotificationChannelGroup> actualGroups =
+                mHelper.getNotificationChannelGroups(PKG, UID, false, true).getList();
+        boolean foundNcg = false;
+        for (NotificationChannelGroup actual : actualGroups) {
+            if (ncg.getId().equals(actual.getId())) {
+                foundNcg = true;
+                compareGroups(ncg, actual);
+            } else if (ncg2.getId().equals(actual.getId())) {
+                compareGroups(ncg2, actual);
+            }
+        }
+        assertTrue(foundNcg);
+
+        boolean foundChannel2Group = false;
+        for (NotificationChannelGroup actual : actualGroups) {
+            if (channel2.getGroup().equals(actual.getChannels().get(0).getGroup())) {
+                foundChannel2Group = true;
+                break;
+            }
+        }
+        assertTrue(foundChannel2Group);
+    }
+
+    @Test
+    public void testBackupXml_backupCanonicalizedSoundUri() throws Exception {
+        NotificationChannel channel =
+                new NotificationChannel("id", "name", IMPORTANCE_LOW);
+        channel.setSound(SOUND_URI, mAudioAttributes);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel.getId());
+
+        // Testing that in restore we are given the canonical version
+        loadStreamXml(baos, true);
+        verify(mTestIContentProvider).uncanonicalize(any(), eq(CANONICAL_SOUND_URI));
+    }
+
+    @Test
+    public void testRestoreXml_withExistentCanonicalizedSoundUri() throws Exception {
+        Uri localUri = Uri.parse("content://" + TEST_AUTHORITY + "/local/url");
+        Uri canonicalBasedOnLocal = localUri.buildUpon()
+                .appendQueryParameter("title", "Test")
+                .appendQueryParameter("canonical", "1")
+                .build();
+        when(mTestIContentProvider.canonicalize(any(), eq(CANONICAL_SOUND_URI)))
+                .thenReturn(canonicalBasedOnLocal);
+        when(mTestIContentProvider.uncanonicalize(any(), eq(CANONICAL_SOUND_URI)))
+                .thenReturn(localUri);
+        when(mTestIContentProvider.uncanonicalize(any(), eq(canonicalBasedOnLocal)))
+                .thenReturn(localUri);
+
+        NotificationChannel channel =
+                new NotificationChannel("id", "name", IMPORTANCE_LOW);
+        channel.setSound(SOUND_URI, mAudioAttributes);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel.getId());
+
+        loadStreamXml(baos, true);
+
+        NotificationChannel actualChannel = mHelper.getNotificationChannel(
+                PKG, UID, channel.getId(), false);
+        assertEquals(localUri, actualChannel.getSound());
+    }
+
+    @Test
+    public void testRestoreXml_withNonExistentCanonicalizedSoundUri() throws Exception {
+        Thread.sleep(3000);
+        when(mTestIContentProvider.canonicalize(any(), eq(CANONICAL_SOUND_URI)))
+                .thenReturn(null);
+        when(mTestIContentProvider.uncanonicalize(any(), eq(CANONICAL_SOUND_URI)))
+                .thenReturn(null);
+
+        NotificationChannel channel =
+                new NotificationChannel("id", "name", IMPORTANCE_LOW);
+        channel.setSound(SOUND_URI, mAudioAttributes);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel.getId());
+
+        loadStreamXml(baos, true);
+
+        NotificationChannel actualChannel = mHelper.getNotificationChannel(
+                PKG, UID, channel.getId(), false);
+        assertEquals(Settings.System.DEFAULT_NOTIFICATION_URI, actualChannel.getSound());
+    }
+
+
+    /**
+     * Although we don't make backups with uncanonicalized uris anymore, we used to, so we have to
+     * handle its restore properly.
+     */
+    @Test
+    public void testRestoreXml_withUncanonicalizedNonLocalSoundUri() throws Exception {
+        // Not a local uncanonicalized uri, simulating that it fails to exist locally
+        when(mTestIContentProvider.canonicalize(any(), eq(SOUND_URI))).thenReturn(null);
+        String id = "id";
+        String backupWithUncanonicalizedSoundUri = "<ranking version=\"1\">\n"
+                + "<package name=\"com.android.server.notification\" show_badge=\"true\">\n"
+                + "<channel id=\"" + id + "\" name=\"name\" importance=\"2\" "
+                + "sound=\"" + SOUND_URI + "\" "
+                + "usage=\"6\" content_type=\"0\" flags=\"1\" show_badge=\"true\" />\n"
+                + "<channel id=\"miscellaneous\" name=\"Uncategorized\" usage=\"5\" "
+                + "content_type=\"4\" flags=\"0\" show_badge=\"true\" />\n"
+                + "</package>\n"
+                + "</ranking>\n";
+
+        loadByteArrayXml(backupWithUncanonicalizedSoundUri.getBytes(), true);
+
+        NotificationChannel actualChannel = mHelper.getNotificationChannel(PKG, UID, id, false);
+        assertEquals(Settings.System.DEFAULT_NOTIFICATION_URI, actualChannel.getSound());
+    }
+
+    @Test
+    public void testBackupRestoreXml_withNullSoundUri() throws Exception {
+        NotificationChannel channel =
+                new NotificationChannel("id", "name", IMPORTANCE_LOW);
+        channel.setSound(null, mAudioAttributes);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel.getId());
+
+        loadStreamXml(baos, true);
+
+        NotificationChannel actualChannel = mHelper.getNotificationChannel(
+                PKG, UID, channel.getId(), false);
+        assertEquals(null, actualChannel.getSound());
+    }
+
+    @Test
+    public void testChannelXml_backup() throws Exception {
+        NotificationChannelGroup ncg = new NotificationChannelGroup("1", "bye");
+        NotificationChannelGroup ncg2 = new NotificationChannelGroup("2", "hello");
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        NotificationChannel channel2 =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        NotificationChannel channel3 =
+                new NotificationChannel("id3", "name3", IMPORTANCE_LOW);
+        channel3.setGroup(ncg.getId());
+
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel2, false, false);
+        mHelper.createNotificationChannel(PKG, UID, channel3, true, false);
+
+        mHelper.deleteNotificationChannel(PKG, UID, channel1.getId());
+        mHelper.deleteNotificationChannelGroup(PKG, UID, ncg.getId());
+        assertEquals(channel2, mHelper.getNotificationChannel(PKG, UID, channel2.getId(), false));
+
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel1.getId(),
+                channel2.getId(), channel3.getId(), NotificationChannel.DEFAULT_CHANNEL_ID);
+        mHelper.onPackagesChanged(true, UserHandle.myUserId(), new String[]{PKG}, new int[]{UID});
+
+        XmlPullParser parser = Xml.newPullParser();
+        parser.setInput(new BufferedInputStream(new ByteArrayInputStream(baos.toByteArray())),
+                null);
+        parser.nextTag();
+        mHelper.readXml(parser, true);
+
+        assertNull(mHelper.getNotificationChannel(PKG, UID, channel1.getId(), false));
+        assertNull(mHelper.getNotificationChannel(PKG, UID, channel3.getId(), false));
+        assertNull(mHelper.getNotificationChannelGroup(ncg.getId(), PKG, UID));
+        //assertEquals(ncg2, mHelper.getNotificationChannelGroup(ncg2.getId(), PKG, UID));
+        assertEquals(channel2, mHelper.getNotificationChannel(PKG, UID, channel2.getId(), false));
+    }
+
+    @Test
+    public void testChannelXml_defaultChannelLegacyApp_noUserSettings() throws Exception {
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false,
+                NotificationChannel.DEFAULT_CHANNEL_ID);
+
+        loadStreamXml(baos, false);
+
+        final NotificationChannel updated = mHelper.getNotificationChannel(PKG, UID,
+                NotificationChannel.DEFAULT_CHANNEL_ID, false);
+        assertEquals(NotificationManager.IMPORTANCE_UNSPECIFIED, updated.getImportance());
+        assertFalse(updated.canBypassDnd());
+        assertEquals(NotificationManager.VISIBILITY_NO_OVERRIDE, updated.getLockscreenVisibility());
+        assertEquals(0, updated.getUserLockedFields());
+    }
+
+    @Test
+    public void testChannelXml_defaultChannelUpdatedApp_userSettings() throws Exception {
+        final NotificationChannel defaultChannel = mHelper.getNotificationChannel(PKG, UID,
+                NotificationChannel.DEFAULT_CHANNEL_ID, false);
+        defaultChannel.setImportance(NotificationManager.IMPORTANCE_LOW);
+        mHelper.updateNotificationChannel(PKG, UID, defaultChannel, true);
+
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false,
+                NotificationChannel.DEFAULT_CHANNEL_ID);
+
+        loadStreamXml(baos, false);
+
+        assertEquals(NotificationManager.IMPORTANCE_LOW, mHelper.getNotificationChannel(
+                PKG, UID, NotificationChannel.DEFAULT_CHANNEL_ID, false).getImportance());
+    }
+
+    @Test
+    public void testChannelXml_upgradeCreateDefaultChannel() throws Exception {
+        final String preupgradeXml = "<ranking version=\"1\">\n"
+                + "<package name=\"" + PKG
+                + "\" importance=\"" + NotificationManager.IMPORTANCE_HIGH
+                + "\" priority=\"" + Notification.PRIORITY_MAX + "\" visibility=\""
+                + Notification.VISIBILITY_SECRET + "\"" +" uid=\"" + UID + "\" />\n"
+                + "<package name=\"" + UPDATED_PKG + "\" uid=\"" + UID2 + "\" visibility=\""
+                + Notification.VISIBILITY_PRIVATE + "\" />\n"
+                + "</ranking>";
+        XmlPullParser parser = Xml.newPullParser();
+        parser.setInput(new BufferedInputStream(new ByteArrayInputStream(preupgradeXml.getBytes())),
+                null);
+        parser.nextTag();
+        mHelper.readXml(parser, false);
+
+        final NotificationChannel updated1 =
+            mHelper.getNotificationChannel(PKG, UID, NotificationChannel.DEFAULT_CHANNEL_ID, false);
+        assertEquals(NotificationManager.IMPORTANCE_HIGH, updated1.getImportance());
+        assertTrue(updated1.canBypassDnd());
+        assertEquals(Notification.VISIBILITY_SECRET, updated1.getLockscreenVisibility());
+        assertEquals(NotificationChannel.USER_LOCKED_IMPORTANCE
+                | NotificationChannel.USER_LOCKED_PRIORITY
+                | NotificationChannel.USER_LOCKED_VISIBILITY,
+                updated1.getUserLockedFields());
+
+        // No Default Channel created for updated packages
+        assertEquals(null, mHelper.getNotificationChannel(UPDATED_PKG, UID2,
+                NotificationChannel.DEFAULT_CHANNEL_ID, false));
+    }
+
+    @Test
+    public void testChannelXml_upgradeDeletesDefaultChannel() throws Exception {
+        final NotificationChannel defaultChannel = mHelper.getNotificationChannel(
+                PKG, UID, NotificationChannel.DEFAULT_CHANNEL_ID, false);
+        assertTrue(defaultChannel != null);
+        ByteArrayOutputStream baos =
+                writeXmlAndPurge(PKG, UID, false, NotificationChannel.DEFAULT_CHANNEL_ID);
+        // Load package at higher sdk.
+        final ApplicationInfo upgraded = new ApplicationInfo();
+        upgraded.targetSdkVersion = Build.VERSION_CODES.N_MR1 + 1;
+        when(mPm.getApplicationInfoAsUser(eq(PKG), anyInt(), anyInt())).thenReturn(upgraded);
+        loadStreamXml(baos, false);
+
+        // Default Channel should be gone.
+        assertEquals(null, mHelper.getNotificationChannel(PKG, UID,
+                NotificationChannel.DEFAULT_CHANNEL_ID, false));
+    }
+
+    @Test
+    public void testDeletesDefaultChannelAfterChannelIsCreated() throws Exception {
+        mHelper.createNotificationChannel(PKG, UID,
+                new NotificationChannel("bananas", "bananas", IMPORTANCE_LOW), true, false);
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false,
+                NotificationChannel.DEFAULT_CHANNEL_ID, "bananas");
+
+        // Load package at higher sdk.
+        final ApplicationInfo upgraded = new ApplicationInfo();
+        upgraded.targetSdkVersion = Build.VERSION_CODES.N_MR1 + 1;
+        when(mPm.getApplicationInfoAsUser(eq(PKG), anyInt(), anyInt())).thenReturn(upgraded);
+        loadStreamXml(baos, false);
+
+        // Default Channel should be gone.
+        assertEquals(null, mHelper.getNotificationChannel(PKG, UID,
+                NotificationChannel.DEFAULT_CHANNEL_ID, false));
+    }
+
+    @Test
+    public void testLoadingOldChannelsDoesNotDeleteNewlyCreatedChannels() throws Exception {
+        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false,
+                NotificationChannel.DEFAULT_CHANNEL_ID, "bananas");
+        mHelper.createNotificationChannel(PKG, UID,
+                new NotificationChannel("bananas", "bananas", IMPORTANCE_LOW), true, false);
+
+        loadStreamXml(baos, false);
+
+        // Should still have the newly created channel that wasn't in the xml.
+        assertTrue(mHelper.getNotificationChannel(PKG, UID, "bananas", false) != null);
+    }
+
+    @Test
+    public void testCreateChannel_blocked() throws Exception {
+        mHelper.setImportance(PKG, UID, IMPORTANCE_NONE);
+
+        mHelper.createNotificationChannel(PKG, UID,
+                new NotificationChannel("bananas", "bananas", IMPORTANCE_LOW), true, false);
+    }
+
+    @Test
+    public void testCreateChannel_badImportance() throws Exception {
+        try {
+            mHelper.createNotificationChannel(PKG, UID,
+                    new NotificationChannel("bananas", "bananas", IMPORTANCE_NONE - 1),
+                    true, false);
+            fail("Was allowed to create a channel with invalid importance");
+        } catch (IllegalArgumentException e) {
+            // yay
+        }
+        try {
+            mHelper.createNotificationChannel(PKG, UID,
+                    new NotificationChannel("bananas", "bananas", IMPORTANCE_UNSPECIFIED),
+                    true, false);
+            fail("Was allowed to create a channel with invalid importance");
+        } catch (IllegalArgumentException e) {
+            // yay
+        }
+        try {
+            mHelper.createNotificationChannel(PKG, UID,
+                    new NotificationChannel("bananas", "bananas", IMPORTANCE_MAX + 1),
+                    true, false);
+            fail("Was allowed to create a channel with invalid importance");
+        } catch (IllegalArgumentException e) {
+            // yay
+        }
+        mHelper.createNotificationChannel(PKG, UID,
+                new NotificationChannel("bananas", "bananas", IMPORTANCE_NONE), true, false);
+        mHelper.createNotificationChannel(PKG, UID,
+                new NotificationChannel("bananas", "bananas", IMPORTANCE_MAX), true, false);
+    }
+
+
+    @Test
+    public void testUpdate() throws Exception {
+        // no fields locked by user
+        final NotificationChannel channel =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
+        channel.enableLights(true);
+        channel.setBypassDnd(true);
+        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+
+        mHelper.createNotificationChannel(PKG, UID, channel, false, false);
+
+        // same id, try to update all fields
+        final NotificationChannel channel2 =
+                new NotificationChannel("id2", "name2", NotificationManager.IMPORTANCE_HIGH);
+        channel2.setSound(new Uri.Builder().scheme("test2").build(), mAudioAttributes);
+        channel2.enableLights(false);
+        channel2.setBypassDnd(false);
+        channel2.setLockscreenVisibility(Notification.VISIBILITY_PUBLIC);
+
+        mHelper.updateNotificationChannel(PKG, UID, channel2, true);
+
+        // all fields should be changed
+        assertEquals(channel2, mHelper.getNotificationChannel(PKG, UID, channel.getId(), false));
+
+        verify(mHandler, times(1)).requestSort();
+    }
+
+    @Test
+    public void testUpdate_preUpgrade_updatesAppFields() throws Exception {
+        mHelper.setImportance(PKG, UID, IMPORTANCE_UNSPECIFIED);
+        assertTrue(mHelper.canShowBadge(PKG, UID));
+        assertEquals(Notification.PRIORITY_DEFAULT, mHelper.getPackagePriority(PKG, UID));
+        assertEquals(NotificationManager.VISIBILITY_NO_OVERRIDE,
+                mHelper.getPackageVisibility(PKG, UID));
+        assertFalse(mHelper.getIsAppImportanceLocked(PKG, UID));
+
+        NotificationChannel defaultChannel = mHelper.getNotificationChannel(
+                PKG, UID, NotificationChannel.DEFAULT_CHANNEL_ID, false);
+
+        defaultChannel.setShowBadge(false);
+        defaultChannel.setImportance(IMPORTANCE_NONE);
+        defaultChannel.setBypassDnd(true);
+        defaultChannel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+
+        mHelper.setAppImportanceLocked(PKG, UID);
+        mHelper.updateNotificationChannel(PKG, UID, defaultChannel, true);
+
+        // ensure app level fields are changed
+        assertFalse(mHelper.canShowBadge(PKG, UID));
+        assertEquals(Notification.PRIORITY_MAX, mHelper.getPackagePriority(PKG, UID));
+        assertEquals(Notification.VISIBILITY_SECRET, mHelper.getPackageVisibility(PKG, UID));
+        assertEquals(IMPORTANCE_NONE, mHelper.getImportance(PKG, UID));
+        assertTrue(mHelper.getIsAppImportanceLocked(PKG, UID));
+    }
+
+    @Test
+    public void testUpdate_postUpgrade_noUpdateAppFields() throws Exception {
+        final NotificationChannel channel = new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+
+        mHelper.createNotificationChannel(PKG, UID, channel, false, false);
+        assertTrue(mHelper.canShowBadge(PKG, UID));
+        assertEquals(Notification.PRIORITY_DEFAULT, mHelper.getPackagePriority(PKG, UID));
+        assertEquals(NotificationManager.VISIBILITY_NO_OVERRIDE,
+                mHelper.getPackageVisibility(PKG, UID));
+
+        channel.setShowBadge(false);
+        channel.setImportance(IMPORTANCE_NONE);
+        channel.setBypassDnd(true);
+        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+
+        mHelper.updateNotificationChannel(PKG, UID, channel, true);
+
+        // ensure app level fields are not changed
+        assertTrue(mHelper.canShowBadge(PKG, UID));
+        assertEquals(Notification.PRIORITY_DEFAULT, mHelper.getPackagePriority(PKG, UID));
+        assertEquals(NotificationManager.VISIBILITY_NO_OVERRIDE,
+                mHelper.getPackageVisibility(PKG, UID));
+        assertEquals(NotificationManager.IMPORTANCE_UNSPECIFIED, mHelper.getImportance(PKG, UID));
+    }
+
+    @Test
+    public void testGetNotificationChannel_ReturnsNullForUnknownChannel() throws Exception {
+        assertEquals(null, mHelper.getNotificationChannel(PKG, UID, "garbage", false));
+    }
+
+    @Test
+    public void testCreateChannel_CannotChangeHiddenFields() throws Exception {
+        final NotificationChannel channel =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
+        channel.enableLights(true);
+        channel.setBypassDnd(true);
+        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+        channel.setShowBadge(true);
+        int lockMask = 0;
+        for (int i = 0; i < NotificationChannel.LOCKABLE_FIELDS.length; i++) {
+            lockMask |= NotificationChannel.LOCKABLE_FIELDS[i];
+        }
+        channel.lockFields(lockMask);
+
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+
+        NotificationChannel savedChannel =
+                mHelper.getNotificationChannel(PKG, UID, channel.getId(), false);
+
+        assertEquals(channel.getName(), savedChannel.getName());
+        assertEquals(channel.shouldShowLights(), savedChannel.shouldShowLights());
+        assertFalse(savedChannel.canBypassDnd());
+        assertFalse(Notification.VISIBILITY_SECRET == savedChannel.getLockscreenVisibility());
+        assertEquals(channel.canShowBadge(), savedChannel.canShowBadge());
+
+        verify(mHandler, never()).requestSort();
+    }
+
+    @Test
+    public void testCreateChannel_CannotChangeHiddenFieldsAssistant() throws Exception {
+        final NotificationChannel channel =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
+        channel.enableLights(true);
+        channel.setBypassDnd(true);
+        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+        channel.setShowBadge(true);
+        int lockMask = 0;
+        for (int i = 0; i < NotificationChannel.LOCKABLE_FIELDS.length; i++) {
+            lockMask |= NotificationChannel.LOCKABLE_FIELDS[i];
+        }
+        channel.lockFields(lockMask);
+
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+
+        NotificationChannel savedChannel =
+                mHelper.getNotificationChannel(PKG, UID, channel.getId(), false);
+
+        assertEquals(channel.getName(), savedChannel.getName());
+        assertEquals(channel.shouldShowLights(), savedChannel.shouldShowLights());
+        assertFalse(savedChannel.canBypassDnd());
+        assertFalse(Notification.VISIBILITY_SECRET == savedChannel.getLockscreenVisibility());
+        assertEquals(channel.canShowBadge(), savedChannel.canShowBadge());
+    }
+
+    @Test
+    public void testClearLockedFields() throws Exception {
+        final NotificationChannel channel = getChannel();
+        mHelper.clearLockedFields(channel);
+        assertEquals(0, channel.getUserLockedFields());
+
+        channel.lockFields(NotificationChannel.USER_LOCKED_PRIORITY
+                | NotificationChannel.USER_LOCKED_IMPORTANCE);
+        mHelper.clearLockedFields(channel);
+        assertEquals(0, channel.getUserLockedFields());
+    }
+
+    @Test
+    public void testLockFields_soundAndVibration() throws Exception {
+        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
+
+        final NotificationChannel update1 = getChannel();
+        update1.setSound(new Uri.Builder().scheme("test").build(),
+                new AudioAttributes.Builder().build());
+        update1.lockFields(NotificationChannel.USER_LOCKED_PRIORITY);
+        mHelper.updateNotificationChannel(PKG, UID, update1, true);
+        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY
+                | NotificationChannel.USER_LOCKED_SOUND,
+                mHelper.getNotificationChannel(PKG, UID, update1.getId(), false)
+                        .getUserLockedFields());
+
+        NotificationChannel update2 = getChannel();
+        update2.enableVibration(true);
+        mHelper.updateNotificationChannel(PKG, UID, update2, true);
+        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY
+                        | NotificationChannel.USER_LOCKED_SOUND
+                        | NotificationChannel.USER_LOCKED_VIBRATION,
+                mHelper.getNotificationChannel(PKG, UID, update2.getId(), false)
+                        .getUserLockedFields());
+    }
+
+    @Test
+    public void testLockFields_vibrationAndLights() throws Exception {
+        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
+
+        final NotificationChannel update1 = getChannel();
+        update1.setVibrationPattern(new long[]{7945, 46 ,246});
+        mHelper.updateNotificationChannel(PKG, UID, update1, true);
+        assertEquals(NotificationChannel.USER_LOCKED_VIBRATION,
+                mHelper.getNotificationChannel(PKG, UID, update1.getId(), false)
+                        .getUserLockedFields());
+
+        final NotificationChannel update2 = getChannel();
+        update2.enableLights(true);
+        mHelper.updateNotificationChannel(PKG, UID, update2, true);
+        assertEquals(NotificationChannel.USER_LOCKED_VIBRATION
+                        | NotificationChannel.USER_LOCKED_LIGHTS,
+                mHelper.getNotificationChannel(PKG, UID, update2.getId(), false)
+                        .getUserLockedFields());
+    }
+
+    @Test
+    public void testLockFields_lightsAndImportance() throws Exception {
+        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
+
+        final NotificationChannel update1 = getChannel();
+        update1.setLightColor(Color.GREEN);
+        mHelper.updateNotificationChannel(PKG, UID, update1, true);
+        assertEquals(NotificationChannel.USER_LOCKED_LIGHTS,
+                mHelper.getNotificationChannel(PKG, UID, update1.getId(), false)
+                        .getUserLockedFields());
+
+        final NotificationChannel update2 = getChannel();
+        update2.setImportance(IMPORTANCE_DEFAULT);
+        mHelper.updateNotificationChannel(PKG, UID, update2, true);
+        assertEquals(NotificationChannel.USER_LOCKED_LIGHTS
+                        | NotificationChannel.USER_LOCKED_IMPORTANCE,
+                mHelper.getNotificationChannel(PKG, UID, update2.getId(), false)
+                        .getUserLockedFields());
+    }
+
+    @Test
+    public void testLockFields_visibilityAndDndAndBadge() throws Exception {
+        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
+        assertEquals(0,
+                mHelper.getNotificationChannel(PKG, UID, getChannel().getId(), false)
+                        .getUserLockedFields());
+
+        final NotificationChannel update1 = getChannel();
+        update1.setBypassDnd(true);
+        mHelper.updateNotificationChannel(PKG, UID, update1, true);
+        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY,
+                mHelper.getNotificationChannel(PKG, UID, update1.getId(), false)
+                        .getUserLockedFields());
+
+        final NotificationChannel update2 = getChannel();
+        update2.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+        mHelper.updateNotificationChannel(PKG, UID, update2, true);
+        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY
+                        | NotificationChannel.USER_LOCKED_VISIBILITY,
+                mHelper.getNotificationChannel(PKG, UID, update2.getId(), false)
+                        .getUserLockedFields());
+
+        final NotificationChannel update3 = getChannel();
+        update3.setShowBadge(false);
+        mHelper.updateNotificationChannel(PKG, UID, update3, true);
+        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY
+                        | NotificationChannel.USER_LOCKED_VISIBILITY
+                        | NotificationChannel.USER_LOCKED_SHOW_BADGE,
+                mHelper.getNotificationChannel(PKG, UID, update3.getId(), false)
+                        .getUserLockedFields());
+    }
+
+    @Test
+    public void testDeleteNonExistentChannel() throws Exception {
+        mHelper.deleteNotificationChannelGroup(PKG, UID, "does not exist");
+    }
+
+    @Test
+    public void testGetDeletedChannel() throws Exception {
+        NotificationChannel channel = getChannel();
+        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
+        channel.enableLights(true);
+        channel.setBypassDnd(true);
+        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
+        channel.enableVibration(true);
+        channel.setVibrationPattern(new long[]{100, 67, 145, 156});
+
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
+
+        // Does not return deleted channel
+        NotificationChannel response =
+                mHelper.getNotificationChannel(PKG, UID, channel.getId(), false);
+        assertNull(response);
+
+        // Returns deleted channel
+        response = mHelper.getNotificationChannel(PKG, UID, channel.getId(), true);
+        compareChannels(channel, response);
+        assertTrue(response.isDeleted());
+    }
+
+    @Test
+    public void testGetDeletedChannels() throws Exception {
+        Map<String, NotificationChannel> channelMap = new HashMap<>();
+        NotificationChannel channel =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
+        channel.enableLights(true);
+        channel.setBypassDnd(true);
+        channel.setLockscreenVisibility(Notification.VISIBILITY_PRIVATE);
+        channel.enableVibration(true);
+        channel.setVibrationPattern(new long[]{100, 67, 145, 156});
+        channelMap.put(channel.getId(), channel);
+        NotificationChannel channel2 =
+                new NotificationChannel("id4", "a", NotificationManager.IMPORTANCE_HIGH);
+        channelMap.put(channel2.getId(), channel2);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel2, true, false);
+
+        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
+
+        // Returns only non-deleted channels
+        List<NotificationChannel> channels =
+                mHelper.getNotificationChannels(PKG, UID, false).getList();
+        assertEquals(2, channels.size());   // Default channel + non-deleted channel
+        for (NotificationChannel nc : channels) {
+            if (!NotificationChannel.DEFAULT_CHANNEL_ID.equals(nc.getId())) {
+                compareChannels(channel2, nc);
+            }
+        }
+
+        // Returns deleted channels too
+        channels = mHelper.getNotificationChannels(PKG, UID, true).getList();
+        assertEquals(3, channels.size());               // Includes default channel
+        for (NotificationChannel nc : channels) {
+            if (!NotificationChannel.DEFAULT_CHANNEL_ID.equals(nc.getId())) {
+                compareChannels(channelMap.get(nc.getId()), nc);
+            }
+        }
+    }
+
+    @Test
+    public void testGetDeletedChannelCount() throws Exception {
+        NotificationChannel channel =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        NotificationChannel channel2 =
+                new NotificationChannel("id4", "a", NotificationManager.IMPORTANCE_HIGH);
+        NotificationChannel channel3 =
+                new NotificationChannel("id5", "a", NotificationManager.IMPORTANCE_HIGH);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel2, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel3, true, false);
+
+        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
+        mHelper.deleteNotificationChannel(PKG, UID, channel3.getId());
+
+        assertEquals(2, mHelper.getDeletedChannelCount(PKG, UID));
+        assertEquals(0, mHelper.getDeletedChannelCount("pkg2", UID2));
+    }
+
+    @Test
+    public void testGetBlockedChannelCount() throws Exception {
+        NotificationChannel channel =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        NotificationChannel channel2 =
+                new NotificationChannel("id4", "a", NotificationManager.IMPORTANCE_NONE);
+        NotificationChannel channel3 =
+                new NotificationChannel("id5", "a", NotificationManager.IMPORTANCE_NONE);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel2, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel3, true, false);
+
+        mHelper.deleteNotificationChannel(PKG, UID, channel3.getId());
+
+        assertEquals(1, mHelper.getBlockedChannelCount(PKG, UID));
+        assertEquals(0, mHelper.getBlockedChannelCount("pkg2", UID2));
+    }
+
+    @Test
+    public void testCreateAndDeleteCanChannelsBypassDnd() throws Exception {
+        // create notification channel that can't bypass dnd
+        // expected result: areChannelsBypassingDnd = false
+        // setNotificationPolicy isn't called since areChannelsBypassingDnd was already false
+        NotificationChannel channel = new NotificationChannel("id1", "name1", IMPORTANCE_LOW);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        assertFalse(mHelper.areChannelsBypassingDnd());
+        verify(mMockZenModeHelper, never()).setNotificationPolicy(any());
+        resetZenModeHelper();
+
+        // create notification channel that can bypass dnd
+        // expected result: areChannelsBypassingDnd = true
+        NotificationChannel channel2 = new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel2.setBypassDnd(true);
+        mHelper.createNotificationChannel(PKG, UID, channel2, true, true);
+        assertTrue(mHelper.areChannelsBypassingDnd());
+        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
+        resetZenModeHelper();
+
+        // delete channels
+        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
+        assertTrue(mHelper.areChannelsBypassingDnd()); // channel2 can still bypass DND
+        verify(mMockZenModeHelper, never()).setNotificationPolicy(any());
+        resetZenModeHelper();
+
+        mHelper.deleteNotificationChannel(PKG, UID, channel2.getId());
+        assertFalse(mHelper.areChannelsBypassingDnd());
+        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
+        resetZenModeHelper();
+    }
+
+    @Test
+    public void testUpdateCanChannelsBypassDnd() throws Exception {
+        // create notification channel that can't bypass dnd
+        // expected result: areChannelsBypassingDnd = false
+        // setNotificationPolicy isn't called since areChannelsBypassingDnd was already false
+        NotificationChannel channel = new NotificationChannel("id1", "name1", IMPORTANCE_LOW);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        assertFalse(mHelper.areChannelsBypassingDnd());
+        verify(mMockZenModeHelper, never()).setNotificationPolicy(any());
+        resetZenModeHelper();
+
+        // update channel so it CAN bypass dnd:
+        // expected result: areChannelsBypassingDnd = true
+        channel.setBypassDnd(true);
+        mHelper.updateNotificationChannel(PKG, UID, channel, true);
+        assertTrue(mHelper.areChannelsBypassingDnd());
+        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
+        resetZenModeHelper();
+
+        // update channel so it can't bypass dnd:
+        // expected result: areChannelsBypassingDnd = false
+        channel.setBypassDnd(false);
+        mHelper.updateNotificationChannel(PKG, UID, channel, true);
+        assertFalse(mHelper.areChannelsBypassingDnd());
+        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
+        resetZenModeHelper();
+    }
+
+    @Test
+    public void testSetupNewZenModeHelper_canBypass() {
+        // start notification policy off with mAreChannelsBypassingDnd = true, but
+        // RankingHelper should change to false
+        mTestNotificationPolicy = new NotificationManager.Policy(0, 0, 0, 0,
+                NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND);
+        when(mMockZenModeHelper.getNotificationPolicy()).thenReturn(mTestNotificationPolicy);
+        mHelper = new PreferencesHelper(getContext(), mPm, mHandler, mMockZenModeHelper);
+        assertFalse(mHelper.areChannelsBypassingDnd());
+        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
+        resetZenModeHelper();
+    }
+
+    @Test
+    public void testSetupNewZenModeHelper_cannotBypass() {
+        // start notification policy off with mAreChannelsBypassingDnd = false
+        mTestNotificationPolicy = new NotificationManager.Policy(0, 0, 0, 0, 0);
+        when(mMockZenModeHelper.getNotificationPolicy()).thenReturn(mTestNotificationPolicy);
+        mHelper = new PreferencesHelper(getContext(), mPm, mHandler, mMockZenModeHelper);
+        assertFalse(mHelper.areChannelsBypassingDnd());
+        verify(mMockZenModeHelper, never()).setNotificationPolicy(any());
+        resetZenModeHelper();
+    }
+
+    @Test
+    public void testCreateDeletedChannel() throws Exception {
+        long[] vibration = new long[]{100, 67, 145, 156};
+        NotificationChannel channel =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel.setVibrationPattern(vibration);
+
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
+
+        NotificationChannel newChannel = new NotificationChannel(
+                channel.getId(), channel.getName(), NotificationManager.IMPORTANCE_HIGH);
+        newChannel.setVibrationPattern(new long[]{100});
+
+        mHelper.createNotificationChannel(PKG, UID, newChannel, true, false);
+
+        // No long deleted, using old settings
+        compareChannels(channel,
+                mHelper.getNotificationChannel(PKG, UID, newChannel.getId(), false));
+    }
+
+    @Test
+    public void testOnlyHasDefaultChannel() throws Exception {
+        assertTrue(mHelper.onlyHasDefaultChannel(PKG, UID));
+        assertFalse(mHelper.onlyHasDefaultChannel(UPDATED_PKG, UID2));
+
+        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
+        assertFalse(mHelper.onlyHasDefaultChannel(PKG, UID));
+    }
+
+    @Test
+    public void testCreateChannel_defaultChannelId() throws Exception {
+        try {
+            mHelper.createNotificationChannel(PKG, UID, new NotificationChannel(
+                    NotificationChannel.DEFAULT_CHANNEL_ID, "ha", IMPORTANCE_HIGH), true, false);
+            fail("Allowed to create default channel");
+        } catch (IllegalArgumentException e) {
+            // pass
+        }
+    }
+
+    @Test
+    public void testCreateChannel_alreadyExists() throws Exception {
+        long[] vibration = new long[]{100, 67, 145, 156};
+        NotificationChannel channel =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+        channel.setVibrationPattern(vibration);
+
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+
+        NotificationChannel newChannel = new NotificationChannel(
+                channel.getId(), channel.getName(), NotificationManager.IMPORTANCE_HIGH);
+        newChannel.setVibrationPattern(new long[]{100});
+
+        mHelper.createNotificationChannel(PKG, UID, newChannel, true, false);
+
+        // Old settings not overridden
+        compareChannels(channel,
+                mHelper.getNotificationChannel(PKG, UID, newChannel.getId(), false));
+    }
+
+    @Test
+    public void testCreateChannel_noOverrideSound() throws Exception {
+        Uri sound = new Uri.Builder().scheme("test").build();
+        final NotificationChannel channel = new NotificationChannel("id2", "name2",
+                 NotificationManager.IMPORTANCE_DEFAULT);
+        channel.setSound(sound, mAudioAttributes);
+        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
+        assertEquals(sound, mHelper.getNotificationChannel(
+                PKG, UID, channel.getId(), false).getSound());
+    }
+
+    @Test
+    public void testPermanentlyDeleteChannels() throws Exception {
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        NotificationChannel channel2 =
+                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
+
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+        mHelper.createNotificationChannel(PKG, UID, channel2, false, false);
+
+        mHelper.permanentlyDeleteNotificationChannels(PKG, UID);
+
+        // Only default channel remains
+        assertEquals(1, mHelper.getNotificationChannels(PKG, UID, true).getList().size());
+    }
+
+    @Test
+    public void testDeleteGroup() throws Exception {
+        NotificationChannelGroup notDeleted = new NotificationChannelGroup("not", "deleted");
+        NotificationChannelGroup deleted = new NotificationChannelGroup("totally", "deleted");
+        NotificationChannel nonGroupedNonDeletedChannel =
+                new NotificationChannel("no group", "so not deleted", IMPORTANCE_HIGH);
+        NotificationChannel groupedButNotDeleted =
+                new NotificationChannel("not deleted", "belongs to notDeleted", IMPORTANCE_DEFAULT);
+        groupedButNotDeleted.setGroup("not");
+        NotificationChannel groupedAndDeleted =
+                new NotificationChannel("deleted", "belongs to deleted", IMPORTANCE_DEFAULT);
+        groupedAndDeleted.setGroup("totally");
+
+        mHelper.createNotificationChannelGroup(PKG, UID, notDeleted, true);
+        mHelper.createNotificationChannelGroup(PKG, UID, deleted, true);
+        mHelper.createNotificationChannel(PKG, UID, nonGroupedNonDeletedChannel, true, false);
+        mHelper.createNotificationChannel(PKG, UID, groupedAndDeleted, true, false);
+        mHelper.createNotificationChannel(PKG, UID, groupedButNotDeleted, true, false);
+
+        mHelper.deleteNotificationChannelGroup(PKG, UID, deleted.getId());
+
+        assertNull(mHelper.getNotificationChannelGroup(deleted.getId(), PKG, UID));
+        assertNotNull(mHelper.getNotificationChannelGroup(notDeleted.getId(), PKG, UID));
+
+        assertNull(mHelper.getNotificationChannel(PKG, UID, groupedAndDeleted.getId(), false));
+        compareChannels(groupedAndDeleted,
+                mHelper.getNotificationChannel(PKG, UID, groupedAndDeleted.getId(), true));
+
+        compareChannels(groupedButNotDeleted,
+                mHelper.getNotificationChannel(PKG, UID, groupedButNotDeleted.getId(), false));
+        compareChannels(nonGroupedNonDeletedChannel, mHelper.getNotificationChannel(
+                PKG, UID, nonGroupedNonDeletedChannel.getId(), false));
+
+        // notDeleted
+        assertEquals(1, mHelper.getNotificationChannelGroups(PKG, UID).size());
+
+        verify(mHandler, never()).requestSort();
+    }
+
+    @Test
+    public void testOnUserRemoved() throws Exception {
+        int[] user0Uids = {98, 235, 16, 3782};
+        int[] user1Uids = new int[user0Uids.length];
+        for (int i = 0; i < user0Uids.length; i++) {
+            user1Uids[i] = UserHandle.PER_USER_RANGE + user0Uids[i];
+
+            final ApplicationInfo legacy = new ApplicationInfo();
+            legacy.targetSdkVersion = Build.VERSION_CODES.N_MR1;
+            when(mPm.getApplicationInfoAsUser(eq(PKG), anyInt(), anyInt())).thenReturn(legacy);
+
+            // create records with the default channel for all user 0 and user 1 uids
+            mHelper.getImportance(PKG, user0Uids[i]);
+            mHelper.getImportance(PKG, user1Uids[i]);
+        }
+
+        mHelper.onUserRemoved(1);
+
+        // user 0 records remain
+        for (int i = 0; i < user0Uids.length; i++) {
+            assertEquals(1,
+                    mHelper.getNotificationChannels(PKG, user0Uids[i], false).getList().size());
+        }
+        // user 1 records are gone
+        for (int i = 0; i < user1Uids.length; i++) {
+            assertEquals(0,
+                    mHelper.getNotificationChannels(PKG, user1Uids[i], false).getList().size());
+        }
+    }
+
+    @Test
+    public void testOnPackageChanged_packageRemoval() throws Exception {
+        // Deleted
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+
+        mHelper.onPackagesChanged(true, UserHandle.USER_SYSTEM, new String[]{PKG}, new int[]{UID});
+
+        assertEquals(0, mHelper.getNotificationChannels(PKG, UID, true).getList().size());
+
+        // Not deleted
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+
+        mHelper.onPackagesChanged(false, UserHandle.USER_SYSTEM, new String[]{PKG}, new int[]{UID});
+        assertEquals(2, mHelper.getNotificationChannels(PKG, UID, false).getList().size());
+    }
+
+    @Test
+    public void testOnPackageChanged_packageRemoval_importance() throws Exception {
+        mHelper.setImportance(PKG, UID, NotificationManager.IMPORTANCE_HIGH);
+
+        mHelper.onPackagesChanged(true, UserHandle.USER_SYSTEM, new String[]{PKG}, new int[]{UID});
+
+        assertEquals(NotificationManager.IMPORTANCE_UNSPECIFIED, mHelper.getImportance(PKG, UID));
+    }
+
+    @Test
+    public void testOnPackageChanged_packageRemoval_groups() throws Exception {
+        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
+        NotificationChannelGroup ncg2 = new NotificationChannelGroup("group2", "name2");
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
+
+        mHelper.onPackagesChanged(true, UserHandle.USER_SYSTEM, new String[]{PKG}, new int[]{UID});
+
+        assertEquals(0,
+                mHelper.getNotificationChannelGroups(PKG, UID, true, true).getList().size());
+    }
+
+    @Test
+    public void testOnPackageChange_downgradeTargetSdk() throws Exception {
+        // create channel as api 26
+        mHelper.createNotificationChannel(UPDATED_PKG, UID2, getChannel(), true, false);
+
+        // install new app version targeting 25
+        final ApplicationInfo legacy = new ApplicationInfo();
+        legacy.targetSdkVersion = Build.VERSION_CODES.N_MR1;
+        when(mPm.getApplicationInfoAsUser(eq(UPDATED_PKG), anyInt(), anyInt())).thenReturn(legacy);
+        mHelper.onPackagesChanged(
+                false, UserHandle.USER_SYSTEM, new String[]{UPDATED_PKG}, new int[]{UID2});
+
+        // make sure the default channel was readded
+        //assertEquals(2, mHelper.getNotificationChannels(UPDATED_PKG, UID2, false).getList().size());
+        assertNotNull(mHelper.getNotificationChannel(
+                UPDATED_PKG, UID2, NotificationChannel.DEFAULT_CHANNEL_ID, false));
+    }
+
+    @Test
+    public void testRecordDefaults() throws Exception {
+        assertEquals(NotificationManager.IMPORTANCE_UNSPECIFIED, mHelper.getImportance(PKG, UID));
+        assertEquals(true, mHelper.canShowBadge(PKG, UID));
+        assertEquals(1, mHelper.getNotificationChannels(PKG, UID, false).getList().size());
+    }
+
+    @Test
+    public void testCreateGroup() throws Exception {
+        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
+        assertEquals(ncg, mHelper.getNotificationChannelGroups(PKG, UID).iterator().next());
+        verify(mHandler, never()).requestSort();
+    }
+
+    @Test
+    public void testCannotCreateChannel_badGroup() throws Exception {
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        channel1.setGroup("garbage");
+        try {
+            mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+            fail("Created a channel with a bad group");
+        } catch (IllegalArgumentException e) {
+        }
+    }
+
+    @Test
+    public void testCannotCreateChannel_goodGroup() throws Exception {
+        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        channel1.setGroup(ncg.getId());
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+
+        assertEquals(ncg.getId(),
+                mHelper.getNotificationChannel(PKG, UID, channel1.getId(), false).getGroup());
+    }
+
+    @Test
+    public void testGetChannelGroups() throws Exception {
+        NotificationChannelGroup unused = new NotificationChannelGroup("unused", "s");
+        mHelper.createNotificationChannelGroup(PKG, UID, unused, true);
+        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
+        NotificationChannelGroup ncg2 = new NotificationChannelGroup("group2", "name2");
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
+
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        channel1.setGroup(ncg.getId());
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+        NotificationChannel channel1a =
+                new NotificationChannel("id1a", "name1", NotificationManager.IMPORTANCE_HIGH);
+        channel1a.setGroup(ncg.getId());
+        mHelper.createNotificationChannel(PKG, UID, channel1a, true, false);
+
+        NotificationChannel channel2 =
+                new NotificationChannel("id2", "name1", NotificationManager.IMPORTANCE_HIGH);
+        channel2.setGroup(ncg2.getId());
+        mHelper.createNotificationChannel(PKG, UID, channel2, true, false);
+
+        NotificationChannel channel3 =
+                new NotificationChannel("id3", "name1", NotificationManager.IMPORTANCE_HIGH);
+        mHelper.createNotificationChannel(PKG, UID, channel3, true, false);
+
+        List<NotificationChannelGroup> actual =
+                mHelper.getNotificationChannelGroups(PKG, UID, true, true).getList();
+        assertEquals(3, actual.size());
+        for (NotificationChannelGroup group : actual) {
+            if (group.getId() == null) {
+                assertEquals(2, group.getChannels().size()); // misc channel too
+                assertTrue(channel3.getId().equals(group.getChannels().get(0).getId())
+                        || channel3.getId().equals(group.getChannels().get(1).getId()));
+            } else if (group.getId().equals(ncg.getId())) {
+                assertEquals(2, group.getChannels().size());
+                if (group.getChannels().get(0).getId().equals(channel1.getId())) {
+                    assertTrue(group.getChannels().get(1).getId().equals(channel1a.getId()));
+                } else if (group.getChannels().get(0).getId().equals(channel1a.getId())) {
+                    assertTrue(group.getChannels().get(1).getId().equals(channel1.getId()));
+                } else {
+                    fail("expected channel not found");
+                }
+            } else if (group.getId().equals(ncg2.getId())) {
+                assertEquals(1, group.getChannels().size());
+                assertEquals(channel2.getId(), group.getChannels().get(0).getId());
+            }
+        }
+    }
+
+    @Test
+    public void testGetChannelGroups_noSideEffects() throws Exception {
+        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
+        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
+
+        NotificationChannel channel1 =
+                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
+        channel1.setGroup(ncg.getId());
+        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
+        mHelper.getNotificationChannelGroups(PKG, UID, true, true).getList();
+
+        channel1.setImportance(IMPORTANCE_LOW);
+        mHelper.updateNotificationChannel(PKG, UID, channel1, true);
+
+        List<NotificationChannelGroup> actual =
+                mHelper.getNotificationChannelGroups(PKG, UID, true, true).getList();
+
+        assertEquals(2, actual.size());
+        for (NotificationChannelGroup group : actual) {
+            if (Objects.equals(group.getId(), ncg.getId())) {
+                assertEquals(1, group.getChannels().size());
+            }
+        }
+    }
+
+    @Test
+    public void testCreateChannel_updateName() throws Exception {
+        NotificationChannel nc = new NotificationChannel("id", "hello", IMPORTANCE_DEFAULT);
+        mHelper.createNotificationChannel(PKG, UID, nc, true, false);
+        NotificationChannel actual = mHelper.getNotificationChannel(PKG, UID, "id", false);
+        assertEquals("hello", actual.getName());
+
+        nc = new NotificationChannel("id", "goodbye", IMPORTANCE_HIGH);
+        mHelper.createNotificationChannel(PKG, UID, nc, true, false);
+
+        actual = mHelper.getNotificationChannel(PKG, UID, "id", false);
+        assertEquals("goodbye", actual.getName());
+        assertEquals(IMPORTANCE_DEFAULT, actual.getImportance());
+
+        verify(mHandler, times(1)).requestSort();
+    }
+
+    @Test
+    public void testCreateChannel_addToGroup() throws Exception {
+        NotificationChannelGroup group = new NotificationChannelGroup("group", "");
+        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
+        NotificationChannel nc = new NotificationChannel("id", "hello", IMPORTANCE_DEFAULT);
+        mHelper.createNotificationChannel(PKG, UID, nc, true, false);
+        NotificationChannel actual = mHelper.getNotificationChannel(PKG, UID, "id", false);
+        assertNull(actual.getGroup());
+
+        nc = new NotificationChannel("id", "hello", IMPORTANCE_HIGH);
+        nc.setGroup(group.getId());
+        mHelper.createNotificationChannel(PKG, UID, nc, true, false);
+
+        actual = mHelper.getNotificationChannel(PKG, UID, "id", false);
+        assertNotNull(actual.getGroup());
+        assertEquals(IMPORTANCE_DEFAULT, actual.getImportance());
+
+        verify(mHandler, times(1)).requestSort();
+    }
+
+    @Test
+    public void testDumpChannelsJson() throws Exception {
+        final ApplicationInfo upgrade = new ApplicationInfo();
+        upgrade.targetSdkVersion = Build.VERSION_CODES.O;
+        try {
+            when(mPm.getApplicationInfoAsUser(
+                    anyString(), anyInt(), anyInt())).thenReturn(upgrade);
+        } catch (PackageManager.NameNotFoundException e) {
+        }
+        ArrayMap<String, Integer> expectedChannels = new ArrayMap<>();
+        int numPackages = ThreadLocalRandom.current().nextInt(1, 5);
+        for (int i = 0; i < numPackages; i++) {
+            String pkgName = "pkg" + i;
+            int numChannels = ThreadLocalRandom.current().nextInt(1, 10);
+            for (int j = 0; j < numChannels; j++) {
+                mHelper.createNotificationChannel(pkgName, UID,
+                        new NotificationChannel("" + j, "a", IMPORTANCE_HIGH), true, false);
+            }
+            expectedChannels.put(pkgName, numChannels);
+        }
+
+        // delete the first channel of the first package
+        String pkg = expectedChannels.keyAt(0);
+        mHelper.deleteNotificationChannel("pkg" + 0, UID, "0");
+        // dump should not include deleted channels
+        int count = expectedChannels.get(pkg);
+        expectedChannels.put(pkg, count - 1);
+
+        JSONArray actual = mHelper.dumpChannelsJson(new NotificationManagerService.DumpFilter());
+        assertEquals(numPackages, actual.length());
+        for (int i = 0; i < numPackages; i++) {
+            JSONObject object = actual.getJSONObject(i);
+            assertTrue(expectedChannels.containsKey(object.get("packageName")));
+            assertEquals(expectedChannels.get(object.get("packageName")).intValue(),
+                    object.getInt("channelCount"));
+        }
+    }
+
+    @Test
+    public void testBadgingOverrideTrue() throws Exception {
+        Secure.putIntForUser(getContext().getContentResolver(),
+                Secure.NOTIFICATION_BADGING, 1,
+                USER.getIdentifier());
+        mHelper.updateBadgingEnabled(); // would be called by settings observer
+        assertTrue(mHelper.badgingEnabled(USER));
+    }
+
+    @Test
+    public void testBadgingOverrideFalse() throws Exception {
+        Secure.putIntForUser(getContext().getContentResolver(),
+                Secure.NOTIFICATION_BADGING, 0,
+                USER.getIdentifier());
+        mHelper.updateBadgingEnabled(); // would be called by settings observer
+        assertFalse(mHelper.badgingEnabled(USER));
+    }
+
+    @Test
+    public void testBadgingForUserAll() throws Exception {
+        try {
+            mHelper.badgingEnabled(UserHandle.ALL);
+        } catch (Exception e) {
+            fail("just don't throw");
+        }
+    }
+
+    @Test
+    public void testBadgingOverrideUserIsolation() throws Exception {
+        Secure.putIntForUser(getContext().getContentResolver(),
+                Secure.NOTIFICATION_BADGING, 0,
+                USER.getIdentifier());
+        Secure.putIntForUser(getContext().getContentResolver(),
+                Secure.NOTIFICATION_BADGING, 1,
+                USER2.getIdentifier());
+        mHelper.updateBadgingEnabled(); // would be called by settings observer
+        assertFalse(mHelper.badgingEnabled(USER));
+        assertTrue(mHelper.badgingEnabled(USER2));
+    }
+
+    @Test
+    public void testOnLocaleChanged_updatesDefaultChannels() throws Exception {
+        String newLabel = "bananas!";
+        final NotificationChannel defaultChannel = mHelper.getNotificationChannel(PKG, UID,
+                NotificationChannel.DEFAULT_CHANNEL_ID, false);
+        assertFalse(newLabel.equals(defaultChannel.getName()));
+
+        Resources res = mock(Resources.class);
+        when(mContext.getResources()).thenReturn(res);
+        when(res.getString(com.android.internal.R.string.default_notification_channel_label))
+                .thenReturn(newLabel);
+
+        mHelper.onLocaleChanged(mContext, USER.getIdentifier());
+
+        assertEquals(newLabel, mHelper.getNotificationChannel(PKG, UID,
+                NotificationChannel.DEFAULT_CHANNEL_ID, false).getName());
+    }
+
+    @Test
+    public void testIsGroupBlocked_noGroup() throws Exception {
+        assertFalse(mHelper.isGroupBlocked(PKG, UID, null));
+
+        assertFalse(mHelper.isGroupBlocked(PKG, UID, "non existent group"));
+    }
+
+    @Test
+    public void testIsGroupBlocked_notBlocked() throws Exception {
+        NotificationChannelGroup group = new NotificationChannelGroup("id", "name");
+        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
+
+        assertFalse(mHelper.isGroupBlocked(PKG, UID, group.getId()));
+    }
+
+    @Test
+    public void testIsGroupBlocked_blocked() throws Exception {
+        NotificationChannelGroup group = new NotificationChannelGroup("id", "name");
+        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
+        group.setBlocked(true);
+        mHelper.createNotificationChannelGroup(PKG, UID, group, false);
+
+        assertTrue(mHelper.isGroupBlocked(PKG, UID, group.getId()));
+    }
+
+    @Test
+    public void testIsGroup_appCannotResetBlock() throws Exception {
+        NotificationChannelGroup group = new NotificationChannelGroup("id", "name");
+        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
+        NotificationChannelGroup group2 = group.clone();
+        group2.setBlocked(true);
+        mHelper.createNotificationChannelGroup(PKG, UID, group2, false);
+        assertTrue(mHelper.isGroupBlocked(PKG, UID, group.getId()));
+
+        NotificationChannelGroup group3 = group.clone();
+        group3.setBlocked(false);
+        mHelper.createNotificationChannelGroup(PKG, UID, group3, true);
+        assertTrue(mHelper.isGroupBlocked(PKG, UID, group.getId()));
+    }
+
+    @Test
+    public void testGetNotificationChannelGroupWithChannels() throws Exception {
+        NotificationChannelGroup group = new NotificationChannelGroup("group", "");
+        NotificationChannelGroup other = new NotificationChannelGroup("something else", "");
+        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
+        mHelper.createNotificationChannelGroup(PKG, UID, other, true);
+
+        NotificationChannel a = new NotificationChannel("a", "a", IMPORTANCE_DEFAULT);
+        a.setGroup(group.getId());
+        NotificationChannel b = new NotificationChannel("b", "b", IMPORTANCE_DEFAULT);
+        b.setGroup(other.getId());
+        NotificationChannel c = new NotificationChannel("c", "c", IMPORTANCE_DEFAULT);
+        c.setGroup(group.getId());
+        NotificationChannel d = new NotificationChannel("d", "d", IMPORTANCE_DEFAULT);
+
+        mHelper.createNotificationChannel(PKG, UID, a, true, false);
+        mHelper.createNotificationChannel(PKG, UID, b, true, false);
+        mHelper.createNotificationChannel(PKG, UID, c, true, false);
+        mHelper.createNotificationChannel(PKG, UID, d, true, false);
+        mHelper.deleteNotificationChannel(PKG, UID, c.getId());
+
+        NotificationChannelGroup retrieved = mHelper.getNotificationChannelGroupWithChannels(
+                PKG, UID, group.getId(), true);
+        assertEquals(2, retrieved.getChannels().size());
+        compareChannels(a, findChannel(retrieved.getChannels(), a.getId()));
+        compareChannels(c, findChannel(retrieved.getChannels(), c.getId()));
+
+        retrieved = mHelper.getNotificationChannelGroupWithChannels(
+                PKG, UID, group.getId(), false);
+        assertEquals(1, retrieved.getChannels().size());
+        compareChannels(a, findChannel(retrieved.getChannels(), a.getId()));
+    }
+
+    @Test
+    public void testAndroidPkgCannotBypassDnd_creation() {
+        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        test.setBypassDnd(true);
+
+        mHelper.createNotificationChannel(SYSTEM_PKG, SYSTEM_UID, test, true, false);
+
+        assertFalse(mHelper.getNotificationChannel(SYSTEM_PKG, SYSTEM_UID, "A", false)
+                .canBypassDnd());
+    }
+
+    @Test
+    public void testDndPkgCanBypassDnd_creation() {
+        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        test.setBypassDnd(true);
+
+        mHelper.createNotificationChannel(PKG, UID, test, true, true);
+
+        assertTrue(mHelper.getNotificationChannel(PKG, UID, "A", false).canBypassDnd());
+    }
+
+    @Test
+    public void testNormalPkgCannotBypassDnd_creation() {
+        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        test.setBypassDnd(true);
+
+        mHelper.createNotificationChannel(PKG, 1000, test, true, false);
+
+        assertFalse(mHelper.getNotificationChannel(PKG, 1000, "A", false).canBypassDnd());
+    }
+
+    @Test
+    public void testAndroidPkgCannotBypassDnd_update() throws Exception {
+        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        mHelper.createNotificationChannel(SYSTEM_PKG, SYSTEM_UID, test, true, false);
+
+        NotificationChannel update = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        update.setBypassDnd(true);
+        mHelper.createNotificationChannel(SYSTEM_PKG, SYSTEM_UID, update, true, false);
+
+        assertFalse(mHelper.getNotificationChannel(SYSTEM_PKG, SYSTEM_UID, "A", false)
+                .canBypassDnd());
+    }
+
+    @Test
+    public void testDndPkgCanBypassDnd_update() throws Exception {
+        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        mHelper.createNotificationChannel(PKG, UID, test, true, true);
+
+        NotificationChannel update = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        update.setBypassDnd(true);
+        mHelper.createNotificationChannel(PKG, UID, update, true, true);
+
+        assertTrue(mHelper.getNotificationChannel(PKG, UID, "A", false).canBypassDnd());
+    }
+
+    @Test
+    public void testNormalPkgCannotBypassDnd_update() {
+        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        mHelper.createNotificationChannel(PKG, 1000, test, true, false);
+        NotificationChannel update = new NotificationChannel("A", "a", IMPORTANCE_LOW);
+        update.setBypassDnd(true);
+        mHelper.createNotificationChannel(PKG, 1000, update, true, false);
+        assertFalse(mHelper.getNotificationChannel(PKG, 1000, "A", false).canBypassDnd());
+    }
+
+    @Test
+    public void testGetBlockedAppCount_noApps() {
+        assertEquals(0, mHelper.getBlockedAppCount(0));
+    }
+
+    @Test
+    public void testGetBlockedAppCount_noAppsForUserId() {
+        mHelper.setEnabled(PKG, 100, false);
+        assertEquals(0, mHelper.getBlockedAppCount(9));
+    }
+
+    @Test
+    public void testGetBlockedAppCount_appsForUserId() {
+        mHelper.setEnabled(PKG, 1020, false);
+        mHelper.setEnabled(PKG, 1030, false);
+        mHelper.setEnabled(PKG, 1060, false);
+        mHelper.setEnabled(PKG, 1000, true);
+        assertEquals(3, mHelper.getBlockedAppCount(0));
+    }
+}
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 98c6ec4..7e0fcc9 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/RankingHelperTest.java
@@ -15,35 +15,17 @@
  */
 package com.android.server.notification;
 
-import static android.app.NotificationManager.IMPORTANCE_DEFAULT;
-import static android.app.NotificationManager.IMPORTANCE_HIGH;
 import static android.app.NotificationManager.IMPORTANCE_LOW;
-import static android.app.NotificationManager.IMPORTANCE_MAX;
-import static android.app.NotificationManager.IMPORTANCE_NONE;
-import static android.app.NotificationManager.IMPORTANCE_UNSPECIFIED;
 
-import static junit.framework.Assert.assertNull;
-import static junit.framework.Assert.fail;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Matchers.anyInt;
-import static org.mockito.Matchers.anyString;
 import static org.mockito.Matchers.eq;
-import static org.mockito.Mockito.atLeast;
 import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.never;
-import static org.mockito.Mockito.reset;
-import static org.mockito.Mockito.times;
-import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import android.app.Notification;
 import android.app.NotificationChannel;
-import android.app.NotificationChannelGroup;
 import android.app.NotificationManager;
 import android.content.ContentProvider;
 import android.content.Context;
@@ -52,46 +34,26 @@
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.Signature;
-import android.content.res.Resources;
-import android.graphics.Color;
 import android.media.AudioAttributes;
 import android.net.Uri;
 import android.os.Build;
 import android.os.UserHandle;
-import android.provider.Settings;
 import android.provider.Settings.Secure;
 import android.service.notification.StatusBarNotification;
 import android.support.test.InstrumentationRegistry;
 import android.support.test.runner.AndroidJUnit4;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.testing.TestableContentResolver;
-import android.util.ArrayMap;
-import android.util.Xml;
 
-import com.android.internal.util.FastXmlSerializer;
 import com.android.server.UiServiceTestCase;
 
-import org.json.JSONArray;
-import org.json.JSONObject;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
-import org.xmlpull.v1.XmlPullParser;
-import org.xmlpull.v1.XmlSerializer;
 
-import java.io.BufferedInputStream;
-import java.io.BufferedOutputStream;
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
 import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Objects;
-import java.util.concurrent.ThreadLocalRandom;
 
 @SmallTest
 @RunWith(AndroidJUnit4.class)
@@ -118,6 +80,7 @@
     @Mock IContentProvider mTestIContentProvider;
     @Mock Context mContext;
     @Mock ZenModeHelper mMockZenModeHelper;
+    @Mock RankingConfig mConfig;
 
     private NotificationManager.Policy mTestNotificationPolicy;
     private Notification mNotiGroupGSortA;
@@ -179,9 +142,8 @@
         mTestNotificationPolicy = new NotificationManager.Policy(0, 0, 0, 0,
                 NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND);
         when(mMockZenModeHelper.getNotificationPolicy()).thenReturn(mTestNotificationPolicy);
-        mHelper = new RankingHelper(getContext(), mPm, mHandler, mMockZenModeHelper,
+        mHelper = new RankingHelper(getContext(), mHandler, mConfig, mMockZenModeHelper,
                 mUsageStats, new String[] {ImportanceExtractor.class.getName()});
-        resetZenModeHelper();
 
         mNotiGroupGSortA = new Notification.Builder(mContext, TEST_CHANNEL_ID)
                 .setContentTitle("A")
@@ -240,74 +202,6 @@
                 IMPORTANCE_LOW);
     }
 
-    private ByteArrayOutputStream writeXmlAndPurge(String pkg, int uid, boolean forBackup,
-            String... channelIds)
-            throws Exception {
-        XmlSerializer serializer = new FastXmlSerializer();
-        ByteArrayOutputStream baos = new ByteArrayOutputStream();
-        serializer.setOutput(new BufferedOutputStream(baos), "utf-8");
-        serializer.startDocument(null, true);
-        mHelper.writeXml(serializer, forBackup);
-        serializer.endDocument();
-        serializer.flush();
-        for (String channelId : channelIds) {
-            mHelper.permanentlyDeleteNotificationChannel(pkg, uid, channelId);
-        }
-        return baos;
-    }
-
-    private void loadStreamXml(ByteArrayOutputStream stream, boolean forRestore) throws Exception {
-        loadByteArrayXml(stream.toByteArray(), forRestore);
-    }
-
-    private void loadByteArrayXml(byte[] byteArray, boolean forRestore) throws Exception {
-        XmlPullParser parser = Xml.newPullParser();
-        parser.setInput(new BufferedInputStream(new ByteArrayInputStream(byteArray)), null);
-        parser.nextTag();
-        mHelper.readXml(parser, forRestore);
-    }
-
-    private void compareChannels(NotificationChannel expected, NotificationChannel actual) {
-        assertEquals(expected.getId(), actual.getId());
-        assertEquals(expected.getName(), actual.getName());
-        assertEquals(expected.getDescription(), actual.getDescription());
-        assertEquals(expected.shouldVibrate(), actual.shouldVibrate());
-        assertEquals(expected.shouldShowLights(), actual.shouldShowLights());
-        assertEquals(expected.getImportance(), actual.getImportance());
-        assertEquals(expected.getLockscreenVisibility(), actual.getLockscreenVisibility());
-        assertEquals(expected.getSound(), actual.getSound());
-        assertEquals(expected.canBypassDnd(), actual.canBypassDnd());
-        assertTrue(Arrays.equals(expected.getVibrationPattern(), actual.getVibrationPattern()));
-        assertEquals(expected.getGroup(), actual.getGroup());
-        assertEquals(expected.getAudioAttributes(), actual.getAudioAttributes());
-        assertEquals(expected.getLightColor(), actual.getLightColor());
-    }
-
-    private void compareGroups(NotificationChannelGroup expected, NotificationChannelGroup actual) {
-        assertEquals(expected.getId(), actual.getId());
-        assertEquals(expected.getName(), actual.getName());
-        assertEquals(expected.getDescription(), actual.getDescription());
-        assertEquals(expected.isBlocked(), actual.isBlocked());
-    }
-
-    private NotificationChannel getChannel() {
-        return new NotificationChannel("id", "name", IMPORTANCE_LOW);
-    }
-
-    private NotificationChannel findChannel(List<NotificationChannel> channels, String id) {
-        for (NotificationChannel channel : channels) {
-            if (channel.getId().equals(id)) {
-                return channel;
-            }
-        }
-        return null;
-    }
-
-    private void resetZenModeHelper() {
-        reset(mMockZenModeHelper);
-        when(mMockZenModeHelper.getNotificationPolicy()).thenReturn(mTestNotificationPolicy);
-    }
-
     @Test
     public void testFindAfterRankingWithASplitGroup() throws Exception {
         ArrayList<NotificationRecord> notificationList = new ArrayList<NotificationRecord>(3);
@@ -357,1496 +251,4 @@
         ArrayList<NotificationRecord> notificationList = new ArrayList<NotificationRecord>();
         mHelper.sort(notificationList);
     }
-
-    @Test
-    public void testChannelXml() throws Exception {
-        NotificationChannelGroup ncg = new NotificationChannelGroup("1", "bye");
-        ncg.setBlocked(true);
-        ncg.setDescription("group desc");
-        NotificationChannelGroup ncg2 = new NotificationChannelGroup("2", "hello");
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        NotificationChannel channel2 =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel2.setDescription("descriptions for all");
-        channel2.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
-        channel2.enableLights(true);
-        channel2.setBypassDnd(true);
-        channel2.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-        channel2.enableVibration(true);
-        channel2.setGroup(ncg.getId());
-        channel2.setVibrationPattern(new long[]{100, 67, 145, 156});
-        channel2.setLightColor(Color.BLUE);
-
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel2, false, false);
-
-        mHelper.setShowBadge(PKG, UID, true);
-        mHelper.setAppImportanceLocked(PKG, UID);
-
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false, channel1.getId(),
-                channel2.getId(), NotificationChannel.DEFAULT_CHANNEL_ID);
-        mHelper.onPackagesChanged(true, UserHandle.myUserId(), new String[]{PKG}, new int[]{UID});
-
-        loadStreamXml(baos, false);
-
-        assertTrue(mHelper.canShowBadge(PKG, UID));
-        assertTrue(mHelper.getIsAppImportanceLocked(PKG, UID));
-        assertEquals(channel1, mHelper.getNotificationChannel(PKG, UID, channel1.getId(), false));
-        compareChannels(channel2,
-                mHelper.getNotificationChannel(PKG, UID, channel2.getId(), false));
-
-        List<NotificationChannelGroup> actualGroups =
-                mHelper.getNotificationChannelGroups(PKG, UID, false, true).getList();
-        boolean foundNcg = false;
-        for (NotificationChannelGroup actual : actualGroups) {
-            if (ncg.getId().equals(actual.getId())) {
-                foundNcg = true;
-                compareGroups(ncg, actual);
-            } else if (ncg2.getId().equals(actual.getId())) {
-                compareGroups(ncg2, actual);
-            }
-        }
-        assertTrue(foundNcg);
-
-        boolean foundChannel2Group = false;
-        for (NotificationChannelGroup actual : actualGroups) {
-            if (channel2.getGroup().equals(actual.getChannels().get(0).getGroup())) {
-                foundChannel2Group = true;
-                break;
-            }
-        }
-        assertTrue(foundChannel2Group);
-    }
-
-    @Test
-    public void testChannelXmlForBackup() throws Exception {
-        NotificationChannelGroup ncg = new NotificationChannelGroup("1", "bye");
-        NotificationChannelGroup ncg2 = new NotificationChannelGroup("2", "hello");
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        NotificationChannel channel2 =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel2.setDescription("descriptions for all");
-        channel2.setSound(SOUND_URI, mAudioAttributes);
-        channel2.enableLights(true);
-        channel2.setBypassDnd(true);
-        channel2.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-        channel2.enableVibration(false);
-        channel2.setGroup(ncg.getId());
-        channel2.setLightColor(Color.BLUE);
-        NotificationChannel channel3 = new NotificationChannel("id3", "NAM3", IMPORTANCE_HIGH);
-        channel3.enableVibration(true);
-
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel2, false, false);
-        mHelper.createNotificationChannel(PKG, UID, channel3, false, false);
-        mHelper.createNotificationChannel(UPDATED_PKG, UID2, getChannel(), true, false);
-
-        mHelper.setShowBadge(PKG, UID, true);
-
-        mHelper.setImportance(UPDATED_PKG, UID2, IMPORTANCE_NONE);
-
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel1.getId(),
-                channel2.getId(), channel3.getId(), NotificationChannel.DEFAULT_CHANNEL_ID);
-        mHelper.onPackagesChanged(true, UserHandle.myUserId(), new String[]{PKG, UPDATED_PKG},
-                new int[]{UID, UID2});
-
-        mHelper.setShowBadge(UPDATED_PKG, UID2, true);
-
-        loadStreamXml(baos, true);
-
-        assertEquals(IMPORTANCE_NONE, mHelper.getImportance(UPDATED_PKG, UID2));
-        assertTrue(mHelper.canShowBadge(PKG, UID));
-        assertEquals(channel1, mHelper.getNotificationChannel(PKG, UID, channel1.getId(), false));
-        compareChannels(channel2,
-                mHelper.getNotificationChannel(PKG, UID, channel2.getId(), false));
-        compareChannels(channel3,
-                mHelper.getNotificationChannel(PKG, UID, channel3.getId(), false));
-
-        List<NotificationChannelGroup> actualGroups =
-                mHelper.getNotificationChannelGroups(PKG, UID, false, true).getList();
-        boolean foundNcg = false;
-        for (NotificationChannelGroup actual : actualGroups) {
-            if (ncg.getId().equals(actual.getId())) {
-                foundNcg = true;
-                compareGroups(ncg, actual);
-            } else if (ncg2.getId().equals(actual.getId())) {
-                compareGroups(ncg2, actual);
-            }
-        }
-        assertTrue(foundNcg);
-
-        boolean foundChannel2Group = false;
-        for (NotificationChannelGroup actual : actualGroups) {
-            if (channel2.getGroup().equals(actual.getChannels().get(0).getGroup())) {
-                foundChannel2Group = true;
-                break;
-            }
-        }
-        assertTrue(foundChannel2Group);
-    }
-
-    @Test
-    public void testBackupXml_backupCanonicalizedSoundUri() throws Exception {
-        NotificationChannel channel =
-                new NotificationChannel("id", "name", IMPORTANCE_LOW);
-        channel.setSound(SOUND_URI, mAudioAttributes);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel.getId());
-
-        // Testing that in restore we are given the canonical version
-        loadStreamXml(baos, true);
-        verify(mTestIContentProvider).uncanonicalize(any(), eq(CANONICAL_SOUND_URI));
-    }
-
-    @Test
-    public void testRestoreXml_withExistentCanonicalizedSoundUri() throws Exception {
-        Uri localUri = Uri.parse("content://" + TEST_AUTHORITY + "/local/url");
-        Uri canonicalBasedOnLocal = localUri.buildUpon()
-                .appendQueryParameter("title", "Test")
-                .appendQueryParameter("canonical", "1")
-                .build();
-        when(mTestIContentProvider.canonicalize(any(), eq(CANONICAL_SOUND_URI)))
-                .thenReturn(canonicalBasedOnLocal);
-        when(mTestIContentProvider.uncanonicalize(any(), eq(CANONICAL_SOUND_URI)))
-                .thenReturn(localUri);
-        when(mTestIContentProvider.uncanonicalize(any(), eq(canonicalBasedOnLocal)))
-                .thenReturn(localUri);
-
-        NotificationChannel channel =
-                new NotificationChannel("id", "name", IMPORTANCE_LOW);
-        channel.setSound(SOUND_URI, mAudioAttributes);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel.getId());
-
-        loadStreamXml(baos, true);
-
-        NotificationChannel actualChannel = mHelper.getNotificationChannel(
-                PKG, UID, channel.getId(), false);
-        assertEquals(localUri, actualChannel.getSound());
-    }
-
-    @Test
-    public void testRestoreXml_withNonExistentCanonicalizedSoundUri() throws Exception {
-        Thread.sleep(3000);
-        when(mTestIContentProvider.canonicalize(any(), eq(CANONICAL_SOUND_URI)))
-                .thenReturn(null);
-        when(mTestIContentProvider.uncanonicalize(any(), eq(CANONICAL_SOUND_URI)))
-                .thenReturn(null);
-
-        NotificationChannel channel =
-                new NotificationChannel("id", "name", IMPORTANCE_LOW);
-        channel.setSound(SOUND_URI, mAudioAttributes);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel.getId());
-
-        loadStreamXml(baos, true);
-
-        NotificationChannel actualChannel = mHelper.getNotificationChannel(
-                PKG, UID, channel.getId(), false);
-        assertEquals(Settings.System.DEFAULT_NOTIFICATION_URI, actualChannel.getSound());
-    }
-
-
-    /**
-     * Although we don't make backups with uncanonicalized uris anymore, we used to, so we have to
-     * handle its restore properly.
-     */
-    @Test
-    public void testRestoreXml_withUncanonicalizedNonLocalSoundUri() throws Exception {
-        // Not a local uncanonicalized uri, simulating that it fails to exist locally
-        when(mTestIContentProvider.canonicalize(any(), eq(SOUND_URI))).thenReturn(null);
-        String id = "id";
-        String backupWithUncanonicalizedSoundUri = "<ranking version=\"1\">\n"
-                + "<package name=\"com.android.server.notification\" show_badge=\"true\">\n"
-                + "<channel id=\"" + id + "\" name=\"name\" importance=\"2\" "
-                + "sound=\"" + SOUND_URI + "\" "
-                + "usage=\"6\" content_type=\"0\" flags=\"1\" show_badge=\"true\" />\n"
-                + "<channel id=\"miscellaneous\" name=\"Uncategorized\" usage=\"5\" "
-                + "content_type=\"4\" flags=\"0\" show_badge=\"true\" />\n"
-                + "</package>\n"
-                + "</ranking>\n";
-
-        loadByteArrayXml(backupWithUncanonicalizedSoundUri.getBytes(), true);
-
-        NotificationChannel actualChannel = mHelper.getNotificationChannel(PKG, UID, id, false);
-        assertEquals(Settings.System.DEFAULT_NOTIFICATION_URI, actualChannel.getSound());
-    }
-
-    @Test
-    public void testBackupRestoreXml_withNullSoundUri() throws Exception {
-        NotificationChannel channel =
-                new NotificationChannel("id", "name", IMPORTANCE_LOW);
-        channel.setSound(null, mAudioAttributes);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel.getId());
-
-        loadStreamXml(baos, true);
-
-        NotificationChannel actualChannel = mHelper.getNotificationChannel(
-                PKG, UID, channel.getId(), false);
-        assertEquals(null, actualChannel.getSound());
-    }
-
-    @Test
-    public void testChannelXml_backup() throws Exception {
-        NotificationChannelGroup ncg = new NotificationChannelGroup("1", "bye");
-        NotificationChannelGroup ncg2 = new NotificationChannelGroup("2", "hello");
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        NotificationChannel channel2 =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        NotificationChannel channel3 =
-                new NotificationChannel("id3", "name3", IMPORTANCE_LOW);
-        channel3.setGroup(ncg.getId());
-
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel2, false, false);
-        mHelper.createNotificationChannel(PKG, UID, channel3, true, false);
-
-        mHelper.deleteNotificationChannel(PKG, UID, channel1.getId());
-        mHelper.deleteNotificationChannelGroup(PKG, UID, ncg.getId());
-        assertEquals(channel2, mHelper.getNotificationChannel(PKG, UID, channel2.getId(), false));
-
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, true, channel1.getId(),
-                channel2.getId(), channel3.getId(), NotificationChannel.DEFAULT_CHANNEL_ID);
-        mHelper.onPackagesChanged(true, UserHandle.myUserId(), new String[]{PKG}, new int[]{UID});
-
-        XmlPullParser parser = Xml.newPullParser();
-        parser.setInput(new BufferedInputStream(new ByteArrayInputStream(baos.toByteArray())),
-                null);
-        parser.nextTag();
-        mHelper.readXml(parser, true);
-
-        assertNull(mHelper.getNotificationChannel(PKG, UID, channel1.getId(), false));
-        assertNull(mHelper.getNotificationChannel(PKG, UID, channel3.getId(), false));
-        assertNull(mHelper.getNotificationChannelGroup(ncg.getId(), PKG, UID));
-        //assertEquals(ncg2, mHelper.getNotificationChannelGroup(ncg2.getId(), PKG, UID));
-        assertEquals(channel2, mHelper.getNotificationChannel(PKG, UID, channel2.getId(), false));
-    }
-
-    @Test
-    public void testChannelXml_defaultChannelLegacyApp_noUserSettings() throws Exception {
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false,
-                NotificationChannel.DEFAULT_CHANNEL_ID);
-
-        loadStreamXml(baos, false);
-
-        final NotificationChannel updated = mHelper.getNotificationChannel(PKG, UID,
-                NotificationChannel.DEFAULT_CHANNEL_ID, false);
-        assertEquals(NotificationManager.IMPORTANCE_UNSPECIFIED, updated.getImportance());
-        assertFalse(updated.canBypassDnd());
-        assertEquals(NotificationManager.VISIBILITY_NO_OVERRIDE, updated.getLockscreenVisibility());
-        assertEquals(0, updated.getUserLockedFields());
-    }
-
-    @Test
-    public void testChannelXml_defaultChannelUpdatedApp_userSettings() throws Exception {
-        final NotificationChannel defaultChannel = mHelper.getNotificationChannel(PKG, UID,
-                NotificationChannel.DEFAULT_CHANNEL_ID, false);
-        defaultChannel.setImportance(NotificationManager.IMPORTANCE_LOW);
-        mHelper.updateNotificationChannel(PKG, UID, defaultChannel, true);
-
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false,
-                NotificationChannel.DEFAULT_CHANNEL_ID);
-
-        loadStreamXml(baos, false);
-
-        assertEquals(NotificationManager.IMPORTANCE_LOW, mHelper.getNotificationChannel(
-                PKG, UID, NotificationChannel.DEFAULT_CHANNEL_ID, false).getImportance());
-    }
-
-    @Test
-    public void testChannelXml_upgradeCreateDefaultChannel() throws Exception {
-        final String preupgradeXml = "<ranking version=\"1\">\n"
-                + "<package name=\"" + PKG
-                + "\" importance=\"" + NotificationManager.IMPORTANCE_HIGH
-                + "\" priority=\"" + Notification.PRIORITY_MAX + "\" visibility=\""
-                + Notification.VISIBILITY_SECRET + "\"" +" uid=\"" + UID + "\" />\n"
-                + "<package name=\"" + UPDATED_PKG + "\" uid=\"" + UID2 + "\" visibility=\""
-                + Notification.VISIBILITY_PRIVATE + "\" />\n"
-                + "</ranking>";
-        XmlPullParser parser = Xml.newPullParser();
-        parser.setInput(new BufferedInputStream(new ByteArrayInputStream(preupgradeXml.getBytes())),
-                null);
-        parser.nextTag();
-        mHelper.readXml(parser, false);
-
-        final NotificationChannel updated1 =
-            mHelper.getNotificationChannel(PKG, UID, NotificationChannel.DEFAULT_CHANNEL_ID, false);
-        assertEquals(NotificationManager.IMPORTANCE_HIGH, updated1.getImportance());
-        assertTrue(updated1.canBypassDnd());
-        assertEquals(Notification.VISIBILITY_SECRET, updated1.getLockscreenVisibility());
-        assertEquals(NotificationChannel.USER_LOCKED_IMPORTANCE
-                | NotificationChannel.USER_LOCKED_PRIORITY
-                | NotificationChannel.USER_LOCKED_VISIBILITY,
-                updated1.getUserLockedFields());
-
-        // No Default Channel created for updated packages
-        assertEquals(null, mHelper.getNotificationChannel(UPDATED_PKG, UID2,
-                NotificationChannel.DEFAULT_CHANNEL_ID, false));
-    }
-
-    @Test
-    public void testChannelXml_upgradeDeletesDefaultChannel() throws Exception {
-        final NotificationChannel defaultChannel = mHelper.getNotificationChannel(
-                PKG, UID, NotificationChannel.DEFAULT_CHANNEL_ID, false);
-        assertTrue(defaultChannel != null);
-        ByteArrayOutputStream baos =
-                writeXmlAndPurge(PKG, UID, false, NotificationChannel.DEFAULT_CHANNEL_ID);
-        // Load package at higher sdk.
-        final ApplicationInfo upgraded = new ApplicationInfo();
-        upgraded.targetSdkVersion = Build.VERSION_CODES.N_MR1 + 1;
-        when(mPm.getApplicationInfoAsUser(eq(PKG), anyInt(), anyInt())).thenReturn(upgraded);
-        loadStreamXml(baos, false);
-
-        // Default Channel should be gone.
-        assertEquals(null, mHelper.getNotificationChannel(PKG, UID,
-                NotificationChannel.DEFAULT_CHANNEL_ID, false));
-    }
-
-    @Test
-    public void testDeletesDefaultChannelAfterChannelIsCreated() throws Exception {
-        mHelper.createNotificationChannel(PKG, UID,
-                new NotificationChannel("bananas", "bananas", IMPORTANCE_LOW), true, false);
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false,
-                NotificationChannel.DEFAULT_CHANNEL_ID, "bananas");
-
-        // Load package at higher sdk.
-        final ApplicationInfo upgraded = new ApplicationInfo();
-        upgraded.targetSdkVersion = Build.VERSION_CODES.N_MR1 + 1;
-        when(mPm.getApplicationInfoAsUser(eq(PKG), anyInt(), anyInt())).thenReturn(upgraded);
-        loadStreamXml(baos, false);
-
-        // Default Channel should be gone.
-        assertEquals(null, mHelper.getNotificationChannel(PKG, UID,
-                NotificationChannel.DEFAULT_CHANNEL_ID, false));
-    }
-
-    @Test
-    public void testLoadingOldChannelsDoesNotDeleteNewlyCreatedChannels() throws Exception {
-        ByteArrayOutputStream baos = writeXmlAndPurge(PKG, UID, false,
-                NotificationChannel.DEFAULT_CHANNEL_ID, "bananas");
-        mHelper.createNotificationChannel(PKG, UID,
-                new NotificationChannel("bananas", "bananas", IMPORTANCE_LOW), true, false);
-
-        loadStreamXml(baos, false);
-
-        // Should still have the newly created channel that wasn't in the xml.
-        assertTrue(mHelper.getNotificationChannel(PKG, UID, "bananas", false) != null);
-    }
-
-    @Test
-    public void testCreateChannel_blocked() throws Exception {
-        mHelper.setImportance(PKG, UID, IMPORTANCE_NONE);
-
-        mHelper.createNotificationChannel(PKG, UID,
-                new NotificationChannel("bananas", "bananas", IMPORTANCE_LOW), true, false);
-    }
-
-    @Test
-    public void testCreateChannel_badImportance() throws Exception {
-        try {
-            mHelper.createNotificationChannel(PKG, UID,
-                    new NotificationChannel("bananas", "bananas", IMPORTANCE_NONE - 1),
-                    true, false);
-            fail("Was allowed to create a channel with invalid importance");
-        } catch (IllegalArgumentException e) {
-            // yay
-        }
-        try {
-            mHelper.createNotificationChannel(PKG, UID,
-                    new NotificationChannel("bananas", "bananas", IMPORTANCE_UNSPECIFIED),
-                    true, false);
-            fail("Was allowed to create a channel with invalid importance");
-        } catch (IllegalArgumentException e) {
-            // yay
-        }
-        try {
-            mHelper.createNotificationChannel(PKG, UID,
-                    new NotificationChannel("bananas", "bananas", IMPORTANCE_MAX + 1),
-                    true, false);
-            fail("Was allowed to create a channel with invalid importance");
-        } catch (IllegalArgumentException e) {
-            // yay
-        }
-        mHelper.createNotificationChannel(PKG, UID,
-                new NotificationChannel("bananas", "bananas", IMPORTANCE_NONE), true, false);
-        mHelper.createNotificationChannel(PKG, UID,
-                new NotificationChannel("bananas", "bananas", IMPORTANCE_MAX), true, false);
-    }
-
-
-    @Test
-    public void testUpdate() throws Exception {
-        // no fields locked by user
-        final NotificationChannel channel =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
-        channel.enableLights(true);
-        channel.setBypassDnd(true);
-        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-
-        mHelper.createNotificationChannel(PKG, UID, channel, false, false);
-
-        // same id, try to update all fields
-        final NotificationChannel channel2 =
-                new NotificationChannel("id2", "name2", NotificationManager.IMPORTANCE_HIGH);
-        channel2.setSound(new Uri.Builder().scheme("test2").build(), mAudioAttributes);
-        channel2.enableLights(false);
-        channel2.setBypassDnd(false);
-        channel2.setLockscreenVisibility(Notification.VISIBILITY_PUBLIC);
-
-        mHelper.updateNotificationChannel(PKG, UID, channel2, true);
-
-        // all fields should be changed
-        assertEquals(channel2, mHelper.getNotificationChannel(PKG, UID, channel.getId(), false));
-
-        verify(mHandler, times(1)).requestSort();
-    }
-
-    @Test
-    public void testUpdate_preUpgrade_updatesAppFields() throws Exception {
-        mHelper.setImportance(PKG, UID, IMPORTANCE_UNSPECIFIED);
-        assertTrue(mHelper.canShowBadge(PKG, UID));
-        assertEquals(Notification.PRIORITY_DEFAULT, mHelper.getPackagePriority(PKG, UID));
-        assertEquals(NotificationManager.VISIBILITY_NO_OVERRIDE,
-                mHelper.getPackageVisibility(PKG, UID));
-        assertFalse(mHelper.getIsAppImportanceLocked(PKG, UID));
-
-        NotificationChannel defaultChannel = mHelper.getNotificationChannel(
-                PKG, UID, NotificationChannel.DEFAULT_CHANNEL_ID, false);
-
-        defaultChannel.setShowBadge(false);
-        defaultChannel.setImportance(IMPORTANCE_NONE);
-        defaultChannel.setBypassDnd(true);
-        defaultChannel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-
-        mHelper.setAppImportanceLocked(PKG, UID);
-        mHelper.updateNotificationChannel(PKG, UID, defaultChannel, true);
-
-        // ensure app level fields are changed
-        assertFalse(mHelper.canShowBadge(PKG, UID));
-        assertEquals(Notification.PRIORITY_MAX, mHelper.getPackagePriority(PKG, UID));
-        assertEquals(Notification.VISIBILITY_SECRET, mHelper.getPackageVisibility(PKG, UID));
-        assertEquals(IMPORTANCE_NONE, mHelper.getImportance(PKG, UID));
-        assertTrue(mHelper.getIsAppImportanceLocked(PKG, UID));
-    }
-
-    @Test
-    public void testUpdate_postUpgrade_noUpdateAppFields() throws Exception {
-        final NotificationChannel channel = new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-
-        mHelper.createNotificationChannel(PKG, UID, channel, false, false);
-        assertTrue(mHelper.canShowBadge(PKG, UID));
-        assertEquals(Notification.PRIORITY_DEFAULT, mHelper.getPackagePriority(PKG, UID));
-        assertEquals(NotificationManager.VISIBILITY_NO_OVERRIDE,
-                mHelper.getPackageVisibility(PKG, UID));
-
-        channel.setShowBadge(false);
-        channel.setImportance(IMPORTANCE_NONE);
-        channel.setBypassDnd(true);
-        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-
-        mHelper.updateNotificationChannel(PKG, UID, channel, true);
-
-        // ensure app level fields are not changed
-        assertTrue(mHelper.canShowBadge(PKG, UID));
-        assertEquals(Notification.PRIORITY_DEFAULT, mHelper.getPackagePriority(PKG, UID));
-        assertEquals(NotificationManager.VISIBILITY_NO_OVERRIDE,
-                mHelper.getPackageVisibility(PKG, UID));
-        assertEquals(NotificationManager.IMPORTANCE_UNSPECIFIED, mHelper.getImportance(PKG, UID));
-    }
-
-    @Test
-    public void testGetNotificationChannel_ReturnsNullForUnknownChannel() throws Exception {
-        assertEquals(null, mHelper.getNotificationChannel(PKG, UID, "garbage", false));
-    }
-
-    @Test
-    public void testCreateChannel_CannotChangeHiddenFields() throws Exception {
-        final NotificationChannel channel =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
-        channel.enableLights(true);
-        channel.setBypassDnd(true);
-        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-        channel.setShowBadge(true);
-        int lockMask = 0;
-        for (int i = 0; i < NotificationChannel.LOCKABLE_FIELDS.length; i++) {
-            lockMask |= NotificationChannel.LOCKABLE_FIELDS[i];
-        }
-        channel.lockFields(lockMask);
-
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-
-        NotificationChannel savedChannel =
-                mHelper.getNotificationChannel(PKG, UID, channel.getId(), false);
-
-        assertEquals(channel.getName(), savedChannel.getName());
-        assertEquals(channel.shouldShowLights(), savedChannel.shouldShowLights());
-        assertFalse(savedChannel.canBypassDnd());
-        assertFalse(Notification.VISIBILITY_SECRET == savedChannel.getLockscreenVisibility());
-        assertEquals(channel.canShowBadge(), savedChannel.canShowBadge());
-
-        verify(mHandler, never()).requestSort();
-    }
-
-    @Test
-    public void testCreateChannel_CannotChangeHiddenFieldsAssistant() throws Exception {
-        final NotificationChannel channel =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
-        channel.enableLights(true);
-        channel.setBypassDnd(true);
-        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-        channel.setShowBadge(true);
-        int lockMask = 0;
-        for (int i = 0; i < NotificationChannel.LOCKABLE_FIELDS.length; i++) {
-            lockMask |= NotificationChannel.LOCKABLE_FIELDS[i];
-        }
-        channel.lockFields(lockMask);
-
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-
-        NotificationChannel savedChannel =
-                mHelper.getNotificationChannel(PKG, UID, channel.getId(), false);
-
-        assertEquals(channel.getName(), savedChannel.getName());
-        assertEquals(channel.shouldShowLights(), savedChannel.shouldShowLights());
-        assertFalse(savedChannel.canBypassDnd());
-        assertFalse(Notification.VISIBILITY_SECRET == savedChannel.getLockscreenVisibility());
-        assertEquals(channel.canShowBadge(), savedChannel.canShowBadge());
-    }
-
-    @Test
-    public void testClearLockedFields() throws Exception {
-        final NotificationChannel channel = getChannel();
-        mHelper.clearLockedFields(channel);
-        assertEquals(0, channel.getUserLockedFields());
-
-        channel.lockFields(NotificationChannel.USER_LOCKED_PRIORITY
-                | NotificationChannel.USER_LOCKED_IMPORTANCE);
-        mHelper.clearLockedFields(channel);
-        assertEquals(0, channel.getUserLockedFields());
-    }
-
-    @Test
-    public void testLockFields_soundAndVibration() throws Exception {
-        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
-
-        final NotificationChannel update1 = getChannel();
-        update1.setSound(new Uri.Builder().scheme("test").build(),
-                new AudioAttributes.Builder().build());
-        update1.lockFields(NotificationChannel.USER_LOCKED_PRIORITY);
-        mHelper.updateNotificationChannel(PKG, UID, update1, true);
-        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY
-                | NotificationChannel.USER_LOCKED_SOUND,
-                mHelper.getNotificationChannel(PKG, UID, update1.getId(), false)
-                        .getUserLockedFields());
-
-        NotificationChannel update2 = getChannel();
-        update2.enableVibration(true);
-        mHelper.updateNotificationChannel(PKG, UID, update2, true);
-        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY
-                        | NotificationChannel.USER_LOCKED_SOUND
-                        | NotificationChannel.USER_LOCKED_VIBRATION,
-                mHelper.getNotificationChannel(PKG, UID, update2.getId(), false)
-                        .getUserLockedFields());
-    }
-
-    @Test
-    public void testLockFields_vibrationAndLights() throws Exception {
-        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
-
-        final NotificationChannel update1 = getChannel();
-        update1.setVibrationPattern(new long[]{7945, 46 ,246});
-        mHelper.updateNotificationChannel(PKG, UID, update1, true);
-        assertEquals(NotificationChannel.USER_LOCKED_VIBRATION,
-                mHelper.getNotificationChannel(PKG, UID, update1.getId(), false)
-                        .getUserLockedFields());
-
-        final NotificationChannel update2 = getChannel();
-        update2.enableLights(true);
-        mHelper.updateNotificationChannel(PKG, UID, update2, true);
-        assertEquals(NotificationChannel.USER_LOCKED_VIBRATION
-                        | NotificationChannel.USER_LOCKED_LIGHTS,
-                mHelper.getNotificationChannel(PKG, UID, update2.getId(), false)
-                        .getUserLockedFields());
-    }
-
-    @Test
-    public void testLockFields_lightsAndImportance() throws Exception {
-        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
-
-        final NotificationChannel update1 = getChannel();
-        update1.setLightColor(Color.GREEN);
-        mHelper.updateNotificationChannel(PKG, UID, update1, true);
-        assertEquals(NotificationChannel.USER_LOCKED_LIGHTS,
-                mHelper.getNotificationChannel(PKG, UID, update1.getId(), false)
-                        .getUserLockedFields());
-
-        final NotificationChannel update2 = getChannel();
-        update2.setImportance(IMPORTANCE_DEFAULT);
-        mHelper.updateNotificationChannel(PKG, UID, update2, true);
-        assertEquals(NotificationChannel.USER_LOCKED_LIGHTS
-                        | NotificationChannel.USER_LOCKED_IMPORTANCE,
-                mHelper.getNotificationChannel(PKG, UID, update2.getId(), false)
-                        .getUserLockedFields());
-    }
-
-    @Test
-    public void testLockFields_visibilityAndDndAndBadge() throws Exception {
-        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
-        assertEquals(0,
-                mHelper.getNotificationChannel(PKG, UID, getChannel().getId(), false)
-                        .getUserLockedFields());
-
-        final NotificationChannel update1 = getChannel();
-        update1.setBypassDnd(true);
-        mHelper.updateNotificationChannel(PKG, UID, update1, true);
-        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY,
-                mHelper.getNotificationChannel(PKG, UID, update1.getId(), false)
-                        .getUserLockedFields());
-
-        final NotificationChannel update2 = getChannel();
-        update2.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-        mHelper.updateNotificationChannel(PKG, UID, update2, true);
-        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY
-                        | NotificationChannel.USER_LOCKED_VISIBILITY,
-                mHelper.getNotificationChannel(PKG, UID, update2.getId(), false)
-                        .getUserLockedFields());
-
-        final NotificationChannel update3 = getChannel();
-        update3.setShowBadge(false);
-        mHelper.updateNotificationChannel(PKG, UID, update3, true);
-        assertEquals(NotificationChannel.USER_LOCKED_PRIORITY
-                        | NotificationChannel.USER_LOCKED_VISIBILITY
-                        | NotificationChannel.USER_LOCKED_SHOW_BADGE,
-                mHelper.getNotificationChannel(PKG, UID, update3.getId(), false)
-                        .getUserLockedFields());
-    }
-
-    @Test
-    public void testDeleteNonExistentChannel() throws Exception {
-        mHelper.deleteNotificationChannelGroup(PKG, UID, "does not exist");
-    }
-
-    @Test
-    public void testGetDeletedChannel() throws Exception {
-        NotificationChannel channel = getChannel();
-        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
-        channel.enableLights(true);
-        channel.setBypassDnd(true);
-        channel.setLockscreenVisibility(Notification.VISIBILITY_SECRET);
-        channel.enableVibration(true);
-        channel.setVibrationPattern(new long[]{100, 67, 145, 156});
-
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
-
-        // Does not return deleted channel
-        NotificationChannel response =
-                mHelper.getNotificationChannel(PKG, UID, channel.getId(), false);
-        assertNull(response);
-
-        // Returns deleted channel
-        response = mHelper.getNotificationChannel(PKG, UID, channel.getId(), true);
-        compareChannels(channel, response);
-        assertTrue(response.isDeleted());
-    }
-
-    @Test
-    public void testGetDeletedChannels() throws Exception {
-        Map<String, NotificationChannel> channelMap = new HashMap<>();
-        NotificationChannel channel =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel.setSound(new Uri.Builder().scheme("test").build(), mAudioAttributes);
-        channel.enableLights(true);
-        channel.setBypassDnd(true);
-        channel.setLockscreenVisibility(Notification.VISIBILITY_PRIVATE);
-        channel.enableVibration(true);
-        channel.setVibrationPattern(new long[]{100, 67, 145, 156});
-        channelMap.put(channel.getId(), channel);
-        NotificationChannel channel2 =
-                new NotificationChannel("id4", "a", NotificationManager.IMPORTANCE_HIGH);
-        channelMap.put(channel2.getId(), channel2);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel2, true, false);
-
-        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
-
-        // Returns only non-deleted channels
-        List<NotificationChannel> channels =
-                mHelper.getNotificationChannels(PKG, UID, false).getList();
-        assertEquals(2, channels.size());   // Default channel + non-deleted channel
-        for (NotificationChannel nc : channels) {
-            if (!NotificationChannel.DEFAULT_CHANNEL_ID.equals(nc.getId())) {
-                compareChannels(channel2, nc);
-            }
-        }
-
-        // Returns deleted channels too
-        channels = mHelper.getNotificationChannels(PKG, UID, true).getList();
-        assertEquals(3, channels.size());               // Includes default channel
-        for (NotificationChannel nc : channels) {
-            if (!NotificationChannel.DEFAULT_CHANNEL_ID.equals(nc.getId())) {
-                compareChannels(channelMap.get(nc.getId()), nc);
-            }
-        }
-    }
-
-    @Test
-    public void testGetDeletedChannelCount() throws Exception {
-        NotificationChannel channel =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        NotificationChannel channel2 =
-                new NotificationChannel("id4", "a", NotificationManager.IMPORTANCE_HIGH);
-        NotificationChannel channel3 =
-                new NotificationChannel("id5", "a", NotificationManager.IMPORTANCE_HIGH);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel2, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel3, true, false);
-
-        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
-        mHelper.deleteNotificationChannel(PKG, UID, channel3.getId());
-
-        assertEquals(2, mHelper.getDeletedChannelCount(PKG, UID));
-        assertEquals(0, mHelper.getDeletedChannelCount("pkg2", UID2));
-    }
-
-    @Test
-    public void testGetBlockedChannelCount() throws Exception {
-        NotificationChannel channel =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        NotificationChannel channel2 =
-                new NotificationChannel("id4", "a", NotificationManager.IMPORTANCE_NONE);
-        NotificationChannel channel3 =
-                new NotificationChannel("id5", "a", NotificationManager.IMPORTANCE_NONE);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel2, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel3, true, false);
-
-        mHelper.deleteNotificationChannel(PKG, UID, channel3.getId());
-
-        assertEquals(1, mHelper.getBlockedChannelCount(PKG, UID));
-        assertEquals(0, mHelper.getBlockedChannelCount("pkg2", UID2));
-    }
-
-    @Test
-    public void testCreateAndDeleteCanChannelsBypassDnd() throws Exception {
-        // create notification channel that can't bypass dnd
-        // expected result: areChannelsBypassingDnd = false
-        // setNotificationPolicy isn't called since areChannelsBypassingDnd was already false
-        NotificationChannel channel = new NotificationChannel("id1", "name1", IMPORTANCE_LOW);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        assertFalse(mHelper.areChannelsBypassingDnd());
-        verify(mMockZenModeHelper, never()).setNotificationPolicy(any());
-        resetZenModeHelper();
-
-        // create notification channel that can bypass dnd
-        // expected result: areChannelsBypassingDnd = true
-        NotificationChannel channel2 = new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel2.setBypassDnd(true);
-        mHelper.createNotificationChannel(PKG, UID, channel2, true, true);
-        assertTrue(mHelper.areChannelsBypassingDnd());
-        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
-        resetZenModeHelper();
-
-        // delete channels
-        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
-        assertTrue(mHelper.areChannelsBypassingDnd()); // channel2 can still bypass DND
-        verify(mMockZenModeHelper, never()).setNotificationPolicy(any());
-        resetZenModeHelper();
-
-        mHelper.deleteNotificationChannel(PKG, UID, channel2.getId());
-        assertFalse(mHelper.areChannelsBypassingDnd());
-        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
-        resetZenModeHelper();
-    }
-
-    @Test
-    public void testUpdateCanChannelsBypassDnd() throws Exception {
-        // create notification channel that can't bypass dnd
-        // expected result: areChannelsBypassingDnd = false
-        // setNotificationPolicy isn't called since areChannelsBypassingDnd was already false
-        NotificationChannel channel = new NotificationChannel("id1", "name1", IMPORTANCE_LOW);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        assertFalse(mHelper.areChannelsBypassingDnd());
-        verify(mMockZenModeHelper, never()).setNotificationPolicy(any());
-        resetZenModeHelper();
-
-        // update channel so it CAN bypass dnd:
-        // expected result: areChannelsBypassingDnd = true
-        channel.setBypassDnd(true);
-        mHelper.updateNotificationChannel(PKG, UID, channel, true);
-        assertTrue(mHelper.areChannelsBypassingDnd());
-        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
-        resetZenModeHelper();
-
-        // update channel so it can't bypass dnd:
-        // expected result: areChannelsBypassingDnd = false
-        channel.setBypassDnd(false);
-        mHelper.updateNotificationChannel(PKG, UID, channel, true);
-        assertFalse(mHelper.areChannelsBypassingDnd());
-        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
-        resetZenModeHelper();
-    }
-
-    @Test
-    public void testSetupNewZenModeHelper_canBypass() {
-        // start notification policy off with mAreChannelsBypassingDnd = true, but
-        // RankingHelper should change to false
-        mTestNotificationPolicy = new NotificationManager.Policy(0, 0, 0, 0,
-                NotificationManager.Policy.STATE_CHANNELS_BYPASSING_DND);
-        when(mMockZenModeHelper.getNotificationPolicy()).thenReturn(mTestNotificationPolicy);
-        mHelper = new RankingHelper(getContext(), mPm, mHandler, mMockZenModeHelper,
-                mUsageStats, new String[] {ImportanceExtractor.class.getName()});
-        assertFalse(mHelper.areChannelsBypassingDnd());
-        verify(mMockZenModeHelper, times(1)).setNotificationPolicy(any());
-        resetZenModeHelper();
-    }
-
-    @Test
-    public void testSetupNewZenModeHelper_cannotBypass() {
-        // start notification policy off with mAreChannelsBypassingDnd = false
-        mTestNotificationPolicy = new NotificationManager.Policy(0, 0, 0, 0, 0);
-        when(mMockZenModeHelper.getNotificationPolicy()).thenReturn(mTestNotificationPolicy);
-        mHelper = new RankingHelper(getContext(), mPm, mHandler, mMockZenModeHelper,
-                mUsageStats, new String[] {ImportanceExtractor.class.getName()});
-        assertFalse(mHelper.areChannelsBypassingDnd());
-        verify(mMockZenModeHelper, never()).setNotificationPolicy(any());
-        resetZenModeHelper();
-    }
-
-    @Test
-    public void testCreateDeletedChannel() throws Exception {
-        long[] vibration = new long[]{100, 67, 145, 156};
-        NotificationChannel channel =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel.setVibrationPattern(vibration);
-
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        mHelper.deleteNotificationChannel(PKG, UID, channel.getId());
-
-        NotificationChannel newChannel = new NotificationChannel(
-                channel.getId(), channel.getName(), NotificationManager.IMPORTANCE_HIGH);
-        newChannel.setVibrationPattern(new long[]{100});
-
-        mHelper.createNotificationChannel(PKG, UID, newChannel, true, false);
-
-        // No long deleted, using old settings
-        compareChannels(channel,
-                mHelper.getNotificationChannel(PKG, UID, newChannel.getId(), false));
-    }
-
-    @Test
-    public void testOnlyHasDefaultChannel() throws Exception {
-        assertTrue(mHelper.onlyHasDefaultChannel(PKG, UID));
-        assertFalse(mHelper.onlyHasDefaultChannel(UPDATED_PKG, UID2));
-
-        mHelper.createNotificationChannel(PKG, UID, getChannel(), true, false);
-        assertFalse(mHelper.onlyHasDefaultChannel(PKG, UID));
-    }
-
-    @Test
-    public void testCreateChannel_defaultChannelId() throws Exception {
-        try {
-            mHelper.createNotificationChannel(PKG, UID, new NotificationChannel(
-                    NotificationChannel.DEFAULT_CHANNEL_ID, "ha", IMPORTANCE_HIGH), true, false);
-            fail("Allowed to create default channel");
-        } catch (IllegalArgumentException e) {
-            // pass
-        }
-    }
-
-    @Test
-    public void testCreateChannel_alreadyExists() throws Exception {
-        long[] vibration = new long[]{100, 67, 145, 156};
-        NotificationChannel channel =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-        channel.setVibrationPattern(vibration);
-
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-
-        NotificationChannel newChannel = new NotificationChannel(
-                channel.getId(), channel.getName(), NotificationManager.IMPORTANCE_HIGH);
-        newChannel.setVibrationPattern(new long[]{100});
-
-        mHelper.createNotificationChannel(PKG, UID, newChannel, true, false);
-
-        // Old settings not overridden
-        compareChannels(channel,
-                mHelper.getNotificationChannel(PKG, UID, newChannel.getId(), false));
-    }
-
-    @Test
-    public void testCreateChannel_noOverrideSound() throws Exception {
-        Uri sound = new Uri.Builder().scheme("test").build();
-        final NotificationChannel channel = new NotificationChannel("id2", "name2",
-                 NotificationManager.IMPORTANCE_DEFAULT);
-        channel.setSound(sound, mAudioAttributes);
-        mHelper.createNotificationChannel(PKG, UID, channel, true, false);
-        assertEquals(sound, mHelper.getNotificationChannel(
-                PKG, UID, channel.getId(), false).getSound());
-    }
-
-    @Test
-    public void testPermanentlyDeleteChannels() throws Exception {
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        NotificationChannel channel2 =
-                new NotificationChannel("id2", "name2", IMPORTANCE_LOW);
-
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-        mHelper.createNotificationChannel(PKG, UID, channel2, false, false);
-
-        mHelper.permanentlyDeleteNotificationChannels(PKG, UID);
-
-        // Only default channel remains
-        assertEquals(1, mHelper.getNotificationChannels(PKG, UID, true).getList().size());
-    }
-
-    @Test
-    public void testDeleteGroup() throws Exception {
-        NotificationChannelGroup notDeleted = new NotificationChannelGroup("not", "deleted");
-        NotificationChannelGroup deleted = new NotificationChannelGroup("totally", "deleted");
-        NotificationChannel nonGroupedNonDeletedChannel =
-                new NotificationChannel("no group", "so not deleted", IMPORTANCE_HIGH);
-        NotificationChannel groupedButNotDeleted =
-                new NotificationChannel("not deleted", "belongs to notDeleted", IMPORTANCE_DEFAULT);
-        groupedButNotDeleted.setGroup("not");
-        NotificationChannel groupedAndDeleted =
-                new NotificationChannel("deleted", "belongs to deleted", IMPORTANCE_DEFAULT);
-        groupedAndDeleted.setGroup("totally");
-
-        mHelper.createNotificationChannelGroup(PKG, UID, notDeleted, true);
-        mHelper.createNotificationChannelGroup(PKG, UID, deleted, true);
-        mHelper.createNotificationChannel(PKG, UID, nonGroupedNonDeletedChannel, true, false);
-        mHelper.createNotificationChannel(PKG, UID, groupedAndDeleted, true, false);
-        mHelper.createNotificationChannel(PKG, UID, groupedButNotDeleted, true, false);
-
-        mHelper.deleteNotificationChannelGroup(PKG, UID, deleted.getId());
-
-        assertNull(mHelper.getNotificationChannelGroup(deleted.getId(), PKG, UID));
-        assertNotNull(mHelper.getNotificationChannelGroup(notDeleted.getId(), PKG, UID));
-
-        assertNull(mHelper.getNotificationChannel(PKG, UID, groupedAndDeleted.getId(), false));
-        compareChannels(groupedAndDeleted,
-                mHelper.getNotificationChannel(PKG, UID, groupedAndDeleted.getId(), true));
-
-        compareChannels(groupedButNotDeleted,
-                mHelper.getNotificationChannel(PKG, UID, groupedButNotDeleted.getId(), false));
-        compareChannels(nonGroupedNonDeletedChannel, mHelper.getNotificationChannel(
-                PKG, UID, nonGroupedNonDeletedChannel.getId(), false));
-
-        // notDeleted
-        assertEquals(1, mHelper.getNotificationChannelGroups(PKG, UID).size());
-
-        verify(mHandler, never()).requestSort();
-    }
-
-    @Test
-    public void testOnUserRemoved() throws Exception {
-        int[] user0Uids = {98, 235, 16, 3782};
-        int[] user1Uids = new int[user0Uids.length];
-        for (int i = 0; i < user0Uids.length; i++) {
-            user1Uids[i] = UserHandle.PER_USER_RANGE + user0Uids[i];
-
-            final ApplicationInfo legacy = new ApplicationInfo();
-            legacy.targetSdkVersion = Build.VERSION_CODES.N_MR1;
-            when(mPm.getApplicationInfoAsUser(eq(PKG), anyInt(), anyInt())).thenReturn(legacy);
-
-            // create records with the default channel for all user 0 and user 1 uids
-            mHelper.getImportance(PKG, user0Uids[i]);
-            mHelper.getImportance(PKG, user1Uids[i]);
-        }
-
-        mHelper.onUserRemoved(1);
-
-        // user 0 records remain
-        for (int i = 0; i < user0Uids.length; i++) {
-            assertEquals(1,
-                    mHelper.getNotificationChannels(PKG, user0Uids[i], false).getList().size());
-        }
-        // user 1 records are gone
-        for (int i = 0; i < user1Uids.length; i++) {
-            assertEquals(0,
-                    mHelper.getNotificationChannels(PKG, user1Uids[i], false).getList().size());
-        }
-    }
-
-    @Test
-    public void testOnPackageChanged_packageRemoval() throws Exception {
-        // Deleted
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-
-        mHelper.onPackagesChanged(true, UserHandle.USER_SYSTEM, new String[]{PKG}, new int[]{UID});
-
-        assertEquals(0, mHelper.getNotificationChannels(PKG, UID, true).getList().size());
-
-        // Not deleted
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-
-        mHelper.onPackagesChanged(false, UserHandle.USER_SYSTEM, new String[]{PKG}, new int[]{UID});
-        assertEquals(2, mHelper.getNotificationChannels(PKG, UID, false).getList().size());
-    }
-
-    @Test
-    public void testOnPackageChanged_packageRemoval_importance() throws Exception {
-        mHelper.setImportance(PKG, UID, NotificationManager.IMPORTANCE_HIGH);
-
-        mHelper.onPackagesChanged(true, UserHandle.USER_SYSTEM, new String[]{PKG}, new int[]{UID});
-
-        assertEquals(NotificationManager.IMPORTANCE_UNSPECIFIED, mHelper.getImportance(PKG, UID));
-    }
-
-    @Test
-    public void testOnPackageChanged_packageRemoval_groups() throws Exception {
-        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
-        NotificationChannelGroup ncg2 = new NotificationChannelGroup("group2", "name2");
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
-
-        mHelper.onPackagesChanged(true, UserHandle.USER_SYSTEM, new String[]{PKG}, new int[]{UID});
-
-        assertEquals(0,
-                mHelper.getNotificationChannelGroups(PKG, UID, true, true).getList().size());
-    }
-
-    @Test
-    public void testOnPackageChange_downgradeTargetSdk() throws Exception {
-        // create channel as api 26
-        mHelper.createNotificationChannel(UPDATED_PKG, UID2, getChannel(), true, false);
-
-        // install new app version targeting 25
-        final ApplicationInfo legacy = new ApplicationInfo();
-        legacy.targetSdkVersion = Build.VERSION_CODES.N_MR1;
-        when(mPm.getApplicationInfoAsUser(eq(UPDATED_PKG), anyInt(), anyInt())).thenReturn(legacy);
-        mHelper.onPackagesChanged(
-                false, UserHandle.USER_SYSTEM, new String[]{UPDATED_PKG}, new int[]{UID2});
-
-        // make sure the default channel was readded
-        //assertEquals(2, mHelper.getNotificationChannels(UPDATED_PKG, UID2, false).getList().size());
-        assertNotNull(mHelper.getNotificationChannel(
-                UPDATED_PKG, UID2, NotificationChannel.DEFAULT_CHANNEL_ID, false));
-    }
-
-    @Test
-    public void testRecordDefaults() throws Exception {
-        assertEquals(NotificationManager.IMPORTANCE_UNSPECIFIED, mHelper.getImportance(PKG, UID));
-        assertEquals(true, mHelper.canShowBadge(PKG, UID));
-        assertEquals(1, mHelper.getNotificationChannels(PKG, UID, false).getList().size());
-    }
-
-    @Test
-    public void testCreateGroup() throws Exception {
-        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
-        assertEquals(ncg, mHelper.getNotificationChannelGroups(PKG, UID).iterator().next());
-        verify(mHandler, never()).requestSort();
-    }
-
-    @Test
-    public void testCannotCreateChannel_badGroup() throws Exception {
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        channel1.setGroup("garbage");
-        try {
-            mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-            fail("Created a channel with a bad group");
-        } catch (IllegalArgumentException e) {
-        }
-    }
-
-    @Test
-    public void testCannotCreateChannel_goodGroup() throws Exception {
-        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        channel1.setGroup(ncg.getId());
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-
-        assertEquals(ncg.getId(),
-                mHelper.getNotificationChannel(PKG, UID, channel1.getId(), false).getGroup());
-    }
-
-    @Test
-    public void testGetChannelGroups() throws Exception {
-        NotificationChannelGroup unused = new NotificationChannelGroup("unused", "s");
-        mHelper.createNotificationChannelGroup(PKG, UID, unused, true);
-        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
-        NotificationChannelGroup ncg2 = new NotificationChannelGroup("group2", "name2");
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg2, true);
-
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        channel1.setGroup(ncg.getId());
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-        NotificationChannel channel1a =
-                new NotificationChannel("id1a", "name1", NotificationManager.IMPORTANCE_HIGH);
-        channel1a.setGroup(ncg.getId());
-        mHelper.createNotificationChannel(PKG, UID, channel1a, true, false);
-
-        NotificationChannel channel2 =
-                new NotificationChannel("id2", "name1", NotificationManager.IMPORTANCE_HIGH);
-        channel2.setGroup(ncg2.getId());
-        mHelper.createNotificationChannel(PKG, UID, channel2, true, false);
-
-        NotificationChannel channel3 =
-                new NotificationChannel("id3", "name1", NotificationManager.IMPORTANCE_HIGH);
-        mHelper.createNotificationChannel(PKG, UID, channel3, true, false);
-
-        List<NotificationChannelGroup> actual =
-                mHelper.getNotificationChannelGroups(PKG, UID, true, true).getList();
-        assertEquals(3, actual.size());
-        for (NotificationChannelGroup group : actual) {
-            if (group.getId() == null) {
-                assertEquals(2, group.getChannels().size()); // misc channel too
-                assertTrue(channel3.getId().equals(group.getChannels().get(0).getId())
-                        || channel3.getId().equals(group.getChannels().get(1).getId()));
-            } else if (group.getId().equals(ncg.getId())) {
-                assertEquals(2, group.getChannels().size());
-                if (group.getChannels().get(0).getId().equals(channel1.getId())) {
-                    assertTrue(group.getChannels().get(1).getId().equals(channel1a.getId()));
-                } else if (group.getChannels().get(0).getId().equals(channel1a.getId())) {
-                    assertTrue(group.getChannels().get(1).getId().equals(channel1.getId()));
-                } else {
-                    fail("expected channel not found");
-                }
-            } else if (group.getId().equals(ncg2.getId())) {
-                assertEquals(1, group.getChannels().size());
-                assertEquals(channel2.getId(), group.getChannels().get(0).getId());
-            }
-        }
-    }
-
-    @Test
-    public void testGetChannelGroups_noSideEffects() throws Exception {
-        NotificationChannelGroup ncg = new NotificationChannelGroup("group1", "name1");
-        mHelper.createNotificationChannelGroup(PKG, UID, ncg, true);
-
-        NotificationChannel channel1 =
-                new NotificationChannel("id1", "name1", NotificationManager.IMPORTANCE_HIGH);
-        channel1.setGroup(ncg.getId());
-        mHelper.createNotificationChannel(PKG, UID, channel1, true, false);
-        mHelper.getNotificationChannelGroups(PKG, UID, true, true).getList();
-
-        channel1.setImportance(IMPORTANCE_LOW);
-        mHelper.updateNotificationChannel(PKG, UID, channel1, true);
-
-        List<NotificationChannelGroup> actual =
-                mHelper.getNotificationChannelGroups(PKG, UID, true, true).getList();
-
-        assertEquals(2, actual.size());
-        for (NotificationChannelGroup group : actual) {
-            if (Objects.equals(group.getId(), ncg.getId())) {
-                assertEquals(1, group.getChannels().size());
-            }
-        }
-    }
-
-    @Test
-    public void testCreateChannel_updateName() throws Exception {
-        NotificationChannel nc = new NotificationChannel("id", "hello", IMPORTANCE_DEFAULT);
-        mHelper.createNotificationChannel(PKG, UID, nc, true, false);
-        NotificationChannel actual = mHelper.getNotificationChannel(PKG, UID, "id", false);
-        assertEquals("hello", actual.getName());
-
-        nc = new NotificationChannel("id", "goodbye", IMPORTANCE_HIGH);
-        mHelper.createNotificationChannel(PKG, UID, nc, true, false);
-
-        actual = mHelper.getNotificationChannel(PKG, UID, "id", false);
-        assertEquals("goodbye", actual.getName());
-        assertEquals(IMPORTANCE_DEFAULT, actual.getImportance());
-
-        verify(mHandler, times(1)).requestSort();
-    }
-
-    @Test
-    public void testCreateChannel_addToGroup() throws Exception {
-        NotificationChannelGroup group = new NotificationChannelGroup("group", "");
-        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
-        NotificationChannel nc = new NotificationChannel("id", "hello", IMPORTANCE_DEFAULT);
-        mHelper.createNotificationChannel(PKG, UID, nc, true, false);
-        NotificationChannel actual = mHelper.getNotificationChannel(PKG, UID, "id", false);
-        assertNull(actual.getGroup());
-
-        nc = new NotificationChannel("id", "hello", IMPORTANCE_HIGH);
-        nc.setGroup(group.getId());
-        mHelper.createNotificationChannel(PKG, UID, nc, true, false);
-
-        actual = mHelper.getNotificationChannel(PKG, UID, "id", false);
-        assertNotNull(actual.getGroup());
-        assertEquals(IMPORTANCE_DEFAULT, actual.getImportance());
-
-        verify(mHandler, times(1)).requestSort();
-    }
-
-    @Test
-    public void testDumpChannelsJson() throws Exception {
-        final ApplicationInfo upgrade = new ApplicationInfo();
-        upgrade.targetSdkVersion = Build.VERSION_CODES.O;
-        try {
-            when(mPm.getApplicationInfoAsUser(
-                    anyString(), anyInt(), anyInt())).thenReturn(upgrade);
-        } catch (PackageManager.NameNotFoundException e) {
-        }
-        ArrayMap<String, Integer> expectedChannels = new ArrayMap<>();
-        int numPackages = ThreadLocalRandom.current().nextInt(1, 5);
-        for (int i = 0; i < numPackages; i++) {
-            String pkgName = "pkg" + i;
-            int numChannels = ThreadLocalRandom.current().nextInt(1, 10);
-            for (int j = 0; j < numChannels; j++) {
-                mHelper.createNotificationChannel(pkgName, UID,
-                        new NotificationChannel("" + j, "a", IMPORTANCE_HIGH), true, false);
-            }
-            expectedChannels.put(pkgName, numChannels);
-        }
-
-        // delete the first channel of the first package
-        String pkg = expectedChannels.keyAt(0);
-        mHelper.deleteNotificationChannel("pkg" + 0, UID, "0");
-        // dump should not include deleted channels
-        int count = expectedChannels.get(pkg);
-        expectedChannels.put(pkg, count - 1);
-
-        JSONArray actual = mHelper.dumpChannelsJson(new NotificationManagerService.DumpFilter());
-        assertEquals(numPackages, actual.length());
-        for (int i = 0; i < numPackages; i++) {
-            JSONObject object = actual.getJSONObject(i);
-            assertTrue(expectedChannels.containsKey(object.get("packageName")));
-            assertEquals(expectedChannels.get(object.get("packageName")).intValue(),
-                    object.getInt("channelCount"));
-        }
-    }
-
-    @Test
-    public void testBadgingOverrideTrue() throws Exception {
-        Secure.putIntForUser(getContext().getContentResolver(),
-                Secure.NOTIFICATION_BADGING, 1,
-                USER.getIdentifier());
-        mHelper.updateBadgingEnabled(); // would be called by settings observer
-        assertTrue(mHelper.badgingEnabled(USER));
-    }
-
-    @Test
-    public void testBadgingOverrideFalse() throws Exception {
-        Secure.putIntForUser(getContext().getContentResolver(),
-                Secure.NOTIFICATION_BADGING, 0,
-                USER.getIdentifier());
-        mHelper.updateBadgingEnabled(); // would be called by settings observer
-        assertFalse(mHelper.badgingEnabled(USER));
-    }
-
-    @Test
-    public void testBadgingForUserAll() throws Exception {
-        try {
-            mHelper.badgingEnabled(UserHandle.ALL);
-        } catch (Exception e) {
-            fail("just don't throw");
-        }
-    }
-
-    @Test
-    public void testBadgingOverrideUserIsolation() throws Exception {
-        Secure.putIntForUser(getContext().getContentResolver(),
-                Secure.NOTIFICATION_BADGING, 0,
-                USER.getIdentifier());
-        Secure.putIntForUser(getContext().getContentResolver(),
-                Secure.NOTIFICATION_BADGING, 1,
-                USER2.getIdentifier());
-        mHelper.updateBadgingEnabled(); // would be called by settings observer
-        assertFalse(mHelper.badgingEnabled(USER));
-        assertTrue(mHelper.badgingEnabled(USER2));
-    }
-
-    @Test
-    public void testOnLocaleChanged_updatesDefaultChannels() throws Exception {
-        String newLabel = "bananas!";
-        final NotificationChannel defaultChannel = mHelper.getNotificationChannel(PKG, UID,
-                NotificationChannel.DEFAULT_CHANNEL_ID, false);
-        assertFalse(newLabel.equals(defaultChannel.getName()));
-
-        Resources res = mock(Resources.class);
-        when(mContext.getResources()).thenReturn(res);
-        when(res.getString(com.android.internal.R.string.default_notification_channel_label))
-                .thenReturn(newLabel);
-
-        mHelper.onLocaleChanged(mContext, USER.getIdentifier());
-
-        assertEquals(newLabel, mHelper.getNotificationChannel(PKG, UID,
-                NotificationChannel.DEFAULT_CHANNEL_ID, false).getName());
-    }
-
-    @Test
-    public void testIsGroupBlocked_noGroup() throws Exception {
-        assertFalse(mHelper.isGroupBlocked(PKG, UID, null));
-
-        assertFalse(mHelper.isGroupBlocked(PKG, UID, "non existent group"));
-    }
-
-    @Test
-    public void testIsGroupBlocked_notBlocked() throws Exception {
-        NotificationChannelGroup group = new NotificationChannelGroup("id", "name");
-        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
-
-        assertFalse(mHelper.isGroupBlocked(PKG, UID, group.getId()));
-    }
-
-    @Test
-    public void testIsGroupBlocked_blocked() throws Exception {
-        NotificationChannelGroup group = new NotificationChannelGroup("id", "name");
-        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
-        group.setBlocked(true);
-        mHelper.createNotificationChannelGroup(PKG, UID, group, false);
-
-        assertTrue(mHelper.isGroupBlocked(PKG, UID, group.getId()));
-    }
-
-    @Test
-    public void testIsGroup_appCannotResetBlock() throws Exception {
-        NotificationChannelGroup group = new NotificationChannelGroup("id", "name");
-        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
-        NotificationChannelGroup group2 = group.clone();
-        group2.setBlocked(true);
-        mHelper.createNotificationChannelGroup(PKG, UID, group2, false);
-        assertTrue(mHelper.isGroupBlocked(PKG, UID, group.getId()));
-
-        NotificationChannelGroup group3 = group.clone();
-        group3.setBlocked(false);
-        mHelper.createNotificationChannelGroup(PKG, UID, group3, true);
-        assertTrue(mHelper.isGroupBlocked(PKG, UID, group.getId()));
-    }
-
-    @Test
-    public void testGetNotificationChannelGroupWithChannels() throws Exception {
-        NotificationChannelGroup group = new NotificationChannelGroup("group", "");
-        NotificationChannelGroup other = new NotificationChannelGroup("something else", "");
-        mHelper.createNotificationChannelGroup(PKG, UID, group, true);
-        mHelper.createNotificationChannelGroup(PKG, UID, other, true);
-
-        NotificationChannel a = new NotificationChannel("a", "a", IMPORTANCE_DEFAULT);
-        a.setGroup(group.getId());
-        NotificationChannel b = new NotificationChannel("b", "b", IMPORTANCE_DEFAULT);
-        b.setGroup(other.getId());
-        NotificationChannel c = new NotificationChannel("c", "c", IMPORTANCE_DEFAULT);
-        c.setGroup(group.getId());
-        NotificationChannel d = new NotificationChannel("d", "d", IMPORTANCE_DEFAULT);
-
-        mHelper.createNotificationChannel(PKG, UID, a, true, false);
-        mHelper.createNotificationChannel(PKG, UID, b, true, false);
-        mHelper.createNotificationChannel(PKG, UID, c, true, false);
-        mHelper.createNotificationChannel(PKG, UID, d, true, false);
-        mHelper.deleteNotificationChannel(PKG, UID, c.getId());
-
-        NotificationChannelGroup retrieved = mHelper.getNotificationChannelGroupWithChannels(
-                PKG, UID, group.getId(), true);
-        assertEquals(2, retrieved.getChannels().size());
-        compareChannels(a, findChannel(retrieved.getChannels(), a.getId()));
-        compareChannels(c, findChannel(retrieved.getChannels(), c.getId()));
-
-        retrieved = mHelper.getNotificationChannelGroupWithChannels(
-                PKG, UID, group.getId(), false);
-        assertEquals(1, retrieved.getChannels().size());
-        compareChannels(a, findChannel(retrieved.getChannels(), a.getId()));
-    }
-
-    @Test
-    public void testAndroidPkgCannotBypassDnd_creation() {
-        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        test.setBypassDnd(true);
-
-        mHelper.createNotificationChannel(SYSTEM_PKG, SYSTEM_UID, test, true, false);
-
-        assertFalse(mHelper.getNotificationChannel(SYSTEM_PKG, SYSTEM_UID, "A", false)
-                .canBypassDnd());
-    }
-
-    @Test
-    public void testDndPkgCanBypassDnd_creation() {
-        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        test.setBypassDnd(true);
-
-        mHelper.createNotificationChannel(PKG, UID, test, true, true);
-
-        assertTrue(mHelper.getNotificationChannel(PKG, UID, "A", false).canBypassDnd());
-    }
-
-    @Test
-    public void testNormalPkgCannotBypassDnd_creation() {
-        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        test.setBypassDnd(true);
-
-        mHelper.createNotificationChannel(PKG, 1000, test, true, false);
-
-        assertFalse(mHelper.getNotificationChannel(PKG, 1000, "A", false).canBypassDnd());
-    }
-
-    @Test
-    public void testAndroidPkgCannotBypassDnd_update() throws Exception {
-        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        mHelper.createNotificationChannel(SYSTEM_PKG, SYSTEM_UID, test, true, false);
-
-        NotificationChannel update = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        update.setBypassDnd(true);
-        mHelper.createNotificationChannel(SYSTEM_PKG, SYSTEM_UID, update, true, false);
-
-        assertFalse(mHelper.getNotificationChannel(SYSTEM_PKG, SYSTEM_UID, "A", false)
-                .canBypassDnd());
-    }
-
-    @Test
-    public void testDndPkgCanBypassDnd_update() throws Exception {
-        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        mHelper.createNotificationChannel(PKG, UID, test, true, true);
-
-        NotificationChannel update = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        update.setBypassDnd(true);
-        mHelper.createNotificationChannel(PKG, UID, update, true, true);
-
-        assertTrue(mHelper.getNotificationChannel(PKG, UID, "A", false).canBypassDnd());
-    }
-
-    @Test
-    public void testNormalPkgCannotBypassDnd_update() {
-        NotificationChannel test = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        mHelper.createNotificationChannel(PKG, 1000, test, true, false);
-        NotificationChannel update = new NotificationChannel("A", "a", IMPORTANCE_LOW);
-        update.setBypassDnd(true);
-        mHelper.createNotificationChannel(PKG, 1000, update, true, false);
-        assertFalse(mHelper.getNotificationChannel(PKG, 1000, "A", false).canBypassDnd());
-    }
-
-    @Test
-    public void testGetBlockedAppCount_noApps() {
-        assertEquals(0, mHelper.getBlockedAppCount(0));
-    }
-
-    @Test
-    public void testGetBlockedAppCount_noAppsForUserId() {
-        mHelper.setEnabled(PKG, 100, false);
-        assertEquals(0, mHelper.getBlockedAppCount(9));
-    }
-
-    @Test
-    public void testGetBlockedAppCount_appsForUserId() {
-        mHelper.setEnabled(PKG, 1020, false);
-        mHelper.setEnabled(PKG, 1030, false);
-        mHelper.setEnabled(PKG, 1060, false);
-        mHelper.setEnabled(PKG, 1000, true);
-        assertEquals(3, mHelper.getBlockedAppCount(0));
-    }
 }
diff --git a/services/usage/java/com/android/server/usage/UsageStatsService.java b/services/usage/java/com/android/server/usage/UsageStatsService.java
index 5239fe5..35f64a1 100644
--- a/services/usage/java/com/android/server/usage/UsageStatsService.java
+++ b/services/usage/java/com/android/server/usage/UsageStatsService.java
@@ -974,7 +974,8 @@
             final long token = Binder.clearCallingIdentity();
             try {
                 final int packageUid = mPackageManagerInternal.getPackageUid(packageName,
-                        PackageManager.MATCH_ANY_USER, userId);
+                        PackageManager.MATCH_ANY_USER | PackageManager.MATCH_DIRECT_BOOT_UNAWARE
+                        | PackageManager.MATCH_DIRECT_BOOT_AWARE, userId);
                 // Caller cannot set their own standby state
                 if (packageUid == callingUid) {
                     throw new IllegalArgumentException("Cannot set your own standby bucket");
diff --git a/telephony/java/android/telephony/NetworkRegistrationState.java b/telephony/java/android/telephony/NetworkRegistrationState.java
index bba779d..e881549 100644
--- a/telephony/java/android/telephony/NetworkRegistrationState.java
+++ b/telephony/java/android/telephony/NetworkRegistrationState.java
@@ -85,12 +85,12 @@
     public static final int SERVICE_TYPE_VIDEO = 4;
     public static final int SERVICE_TYPE_EMERGENCY = 5;
 
-    /** {@link AccessNetworkConstants.TransportType}*/
-    private final int mTransportType;
-
     @Domain
     private final int mDomain;
 
+    /** {@link AccessNetworkConstants.TransportType}*/
+    private final int mTransportType;
+
     @RegState
     private final int mRegState;
 
@@ -112,19 +112,19 @@
     private DataSpecificRegistrationStates mDataSpecificStates;
 
     /**
-     * @param transportType Transport type. Must be {@link AccessNetworkConstants.TransportType}
      * @param domain Network domain. Must be DOMAIN_CS or DOMAIN_PS.
+     * @param transportType Transport type. Must be {@link AccessNetworkConstants.TransportType}
      * @param regState Network registration state.
      * @param accessNetworkTechnology See TelephonyManager NETWORK_TYPE_XXXX.
      * @param reasonForDenial Reason for denial if the registration state is DENIED.
      * @param availableServices The supported service.
      * @param cellIdentity The identity representing a unique cell
      */
-    public NetworkRegistrationState(int transportType, int domain, int regState,
+    public NetworkRegistrationState(int domain, int transportType, int regState,
             int accessNetworkTechnology, int reasonForDenial, boolean emergencyOnly,
             int[] availableServices, @Nullable CellIdentity cellIdentity) {
-        mTransportType = transportType;
         mDomain = domain;
+        mTransportType = transportType;
         mRegState = regState;
         mAccessNetworkTechnology = accessNetworkTechnology;
         mReasonForDenial = reasonForDenial;
@@ -137,11 +137,11 @@
      * Constructor for voice network registration states.
      * @hide
      */
-    public NetworkRegistrationState(int transportType, int domain, int regState,
+    public NetworkRegistrationState(int domain, int transportType, int regState,
             int accessNetworkTechnology, int reasonForDenial, boolean emergencyOnly,
             int[] availableServices, @Nullable CellIdentity cellIdentity, boolean cssSupported,
             int roamingIndicator, int systemIsInPrl, int defaultRoamingIndicator) {
-        this(transportType, domain, regState, accessNetworkTechnology,
+        this(domain, transportType, regState, accessNetworkTechnology,
                 reasonForDenial, emergencyOnly, availableServices, cellIdentity);
 
         mVoiceSpecificStates = new VoiceSpecificRegistrationStates(cssSupported, roamingIndicator,
@@ -152,18 +152,18 @@
      * Constructor for data network registration states.
      * @hide
      */
-    public NetworkRegistrationState(int transportType, int domain, int regState,
+    public NetworkRegistrationState(int domain, int transportType, int regState,
             int accessNetworkTechnology, int reasonForDenial, boolean emergencyOnly,
             int[] availableServices, @Nullable CellIdentity cellIdentity, int maxDataCalls) {
-        this(transportType, domain, regState, accessNetworkTechnology,
+        this(domain, transportType, regState, accessNetworkTechnology,
                 reasonForDenial, emergencyOnly, availableServices, cellIdentity);
 
         mDataSpecificStates = new DataSpecificRegistrationStates(maxDataCalls);
     }
 
     protected NetworkRegistrationState(Parcel source) {
-        mTransportType = source.readInt();
         mDomain = source.readInt();
+        mTransportType = source.readInt();
         mRegState = source.readInt();
         mAccessNetworkTechnology = source.readInt();
         mReasonForDenial = source.readInt();
@@ -260,8 +260,8 @@
     @Override
     public String toString() {
         return new StringBuilder("NetworkRegistrationState{")
-                .append("transportType=").append(mTransportType)
                 .append(" domain=").append((mDomain == DOMAIN_CS) ? "CS" : "PS")
+                .append("transportType=").append(mTransportType)
                 .append(" regState=").append(regStateToString(mRegState))
                 .append(" accessNetworkTechnology=")
                 .append(TelephonyManager.getNetworkTypeName(mAccessNetworkTechnology))
@@ -290,8 +290,8 @@
         }
 
         NetworkRegistrationState other = (NetworkRegistrationState) o;
-        return mTransportType == other.mTransportType
-                && mDomain == other.mDomain
+        return mDomain == other.mDomain
+                && mTransportType == other.mTransportType
                 && mRegState == other.mRegState
                 && mAccessNetworkTechnology == other.mAccessNetworkTechnology
                 && mReasonForDenial == other.mReasonForDenial
@@ -305,8 +305,8 @@
 
     @Override
     public void writeToParcel(Parcel dest, int flags) {
-        dest.writeInt(mTransportType);
         dest.writeInt(mDomain);
+        dest.writeInt(mTransportType);
         dest.writeInt(mRegState);
         dest.writeInt(mAccessNetworkTechnology);
         dest.writeInt(mReasonForDenial);
diff --git a/telephony/java/android/telephony/ServiceState.java b/telephony/java/android/telephony/ServiceState.java
index ae999c3..9e8529e 100644
--- a/telephony/java/android/telephony/ServiceState.java
+++ b/telephony/java/android/telephony/ServiceState.java
@@ -1569,13 +1569,14 @@
     /**
      * Get the network registration states with given transport type and domain.
      *
+     * @param domain The network domain. Must be {@link NetworkRegistrationState#DOMAIN_CS} or
+     * {@link NetworkRegistrationState#DOMAIN_PS}.
      * @param transportType The transport type. See {@link AccessNetworkConstants.TransportType}
-     * @param domain The network domain. Must be DOMAIN_CS or DOMAIN_PS.
      * @return The matching NetworkRegistrationState.
      * @hide
      */
     @SystemApi
-    public NetworkRegistrationState getNetworkRegistrationStates(int transportType, int domain) {
+    public NetworkRegistrationState getNetworkRegistrationStates(int domain, int transportType) {
         synchronized (mNetworkRegistrationStates) {
             for (NetworkRegistrationState networkRegistrationState : mNetworkRegistrationStates) {
                 if (networkRegistrationState.getTransportType() == transportType
diff --git a/vr/Android.bp b/vr/Android.bp
index b5904d6..775ec96 100644
--- a/vr/Android.bp
+++ b/vr/Android.bp
@@ -26,6 +26,7 @@
 // Java platform library for vr stuff.
 java_library {
     name: "com.google.vr.platform",
+    installable: true,
     owner: "google",
     required: [
         "libdvr_loader",