diff --git a/api/current.txt b/api/current.txt
index b354f58..a121e39 100755
--- a/api/current.txt
+++ b/api/current.txt
@@ -35184,6 +35184,12 @@
     field public static final java.lang.String CACHED_NUMBER_TYPE = "numbertype";
     field public static final java.lang.String CACHED_PHOTO_ID = "photo_id";
     field public static final java.lang.String CACHED_PHOTO_URI = "photo_uri";
+    field public static final java.lang.String CALL_ID_APP_NAME = "call_id_app_name";
+    field public static final java.lang.String CALL_ID_DESCRIPTION = "call_id_description";
+    field public static final java.lang.String CALL_ID_DETAILS = "call_id_details";
+    field public static final java.lang.String CALL_ID_NAME = "call_id_name";
+    field public static final java.lang.String CALL_ID_NUISANCE_CONFIDENCE = "call_id_nuisance_confidence";
+    field public static final java.lang.String CALL_ID_PACKAGE_NAME = "call_id_package_name";
     field public static final java.lang.String CALL_SCREENING_APP_NAME = "call_screening_app_name";
     field public static final java.lang.String CALL_SCREENING_COMPONENT_NAME = "call_screening_component_name";
     field public static final android.net.Uri CONTENT_FILTER_URI;
@@ -41185,6 +41191,7 @@
     method public static java.lang.String capabilitiesToString(int);
     method public android.telecom.PhoneAccountHandle getAccountHandle();
     method public int getCallCapabilities();
+    method public android.telecom.CallIdentification getCallIdentification();
     method public int getCallProperties();
     method public java.lang.String getCallerDisplayName();
     method public int getCallerDisplayNamePresentation();
@@ -41263,6 +41270,34 @@
     field public static final int ROUTE_WIRED_OR_EARPIECE = 5; // 0x5
   }
 
+  public final class CallIdentification implements android.os.Parcelable {
+    method public int describeContents();
+    method public java.lang.String getCallScreeningAppName();
+    method public java.lang.String getCallScreeningPackageName();
+    method public java.lang.String getDescription();
+    method public java.lang.String getDetails();
+    method public java.lang.String getName();
+    method public int getNuisanceConfidence();
+    method public android.graphics.drawable.Icon getPhoto();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final int CONFIDENCE_LIKELY_NOT_NUISANCE = -1; // 0xffffffff
+    field public static final int CONFIDENCE_LIKELY_NUISANCE = 1; // 0x1
+    field public static final int CONFIDENCE_NOT_NUISANCE = -2; // 0xfffffffe
+    field public static final int CONFIDENCE_NUISANCE = 2; // 0x2
+    field public static final int CONFIDENCE_UNKNOWN = 0; // 0x0
+    field public static final android.os.Parcelable.Creator<android.telecom.CallIdentification> CREATOR;
+  }
+
+  public static class CallIdentification.Builder {
+    ctor public CallIdentification.Builder();
+    method public android.telecom.CallIdentification build();
+    method public android.telecom.CallIdentification.Builder setDescription(java.lang.String);
+    method public android.telecom.CallIdentification.Builder setDetails(java.lang.String);
+    method public android.telecom.CallIdentification.Builder setName(java.lang.String);
+    method public android.telecom.CallIdentification.Builder setNuisanceConfidence(int);
+    method public android.telecom.CallIdentification.Builder setPhoto(android.graphics.drawable.Icon);
+  }
+
   public abstract class CallRedirectionService extends android.app.Service {
     ctor public CallRedirectionService();
     method public final void cancelCall();
@@ -41278,6 +41313,7 @@
     ctor public CallScreeningService();
     method public android.os.IBinder onBind(android.content.Intent);
     method public abstract void onScreenCall(android.telecom.Call.Details);
+    method public final void provideCallIdentification(android.telecom.Call.Details, android.telecom.CallIdentification);
     method public final void respondToCall(android.telecom.Call.Details, android.telecom.CallScreeningService.CallResponse);
     field public static final java.lang.String SERVICE_INTERFACE = "android.telecom.CallScreeningService";
   }
@@ -41875,7 +41911,6 @@
     method public java.lang.String getVoiceMailNumber(android.telecom.PhoneAccountHandle);
     method public boolean handleMmi(java.lang.String);
     method public boolean handleMmi(java.lang.String, android.telecom.PhoneAccountHandle);
-    method public boolean isDefaultCallScreeningApp(android.content.ComponentName);
     method public boolean isInCall();
     method public boolean isInManagedCall();
     method public boolean isIncomingCallPermitted(android.telecom.PhoneAccountHandle);
@@ -41884,7 +41919,6 @@
     method public boolean isVoiceMailNumber(android.telecom.PhoneAccountHandle, java.lang.String);
     method public void placeCall(android.net.Uri, android.os.Bundle);
     method public void registerPhoneAccount(android.telecom.PhoneAccount);
-    method public void requestChangeDefaultCallScreeningApp(android.content.ComponentName);
     method public void showInCallScreen(boolean);
     method public void silenceRinger();
     method public void unregisterPhoneAccount(android.telecom.PhoneAccountHandle);
diff --git a/api/system-current.txt b/api/system-current.txt
index 3da5c02..9e66d02 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -5052,7 +5052,7 @@
     method public java.util.List<android.telecom.PhoneAccountHandle> getPhoneAccountsSupportingScheme(java.lang.String);
     method public boolean isInEmergencyCall();
     method public boolean isRinging();
-    method public boolean setDefaultDialer(java.lang.String);
+    method public deprecated boolean setDefaultDialer(java.lang.String);
     field public static final java.lang.String EXTRA_CALL_BACK_INTENT = "android.telecom.extra.CALL_BACK_INTENT";
     field public static final java.lang.String EXTRA_CLEAR_MISSED_CALLS_INTENT = "android.telecom.extra.CLEAR_MISSED_CALLS_INTENT";
     field public static final java.lang.String EXTRA_CONNECTION_SERVICE = "android.telecom.extra.CONNECTION_SERVICE";
diff --git a/core/java/android/provider/CallLog.java b/core/java/android/provider/CallLog.java
index 3d93afd..de54a8aa 100644
--- a/core/java/android/provider/CallLog.java
+++ b/core/java/android/provider/CallLog.java
@@ -28,12 +28,14 @@
 import android.location.Country;
 import android.location.CountryDetector;
 import android.net.Uri;
+import android.os.Build;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.provider.ContactsContract.CommonDataKinds.Callable;
 import android.provider.ContactsContract.CommonDataKinds.Phone;
 import android.provider.ContactsContract.Data;
 import android.provider.ContactsContract.DataUsageFeedback;
+import android.telecom.CallIdentification;
 import android.telecom.PhoneAccount;
 import android.telecom.PhoneAccountHandle;
 import android.telecom.TelecomManager;
@@ -603,6 +605,69 @@
         public static final String BLOCK_REASON = "block_reason";
 
         /**
+         * The package name of the {@link android.telecom.CallScreeningService} which provided
+         * {@link android.telecom.CallIdentification} for this call.
+         * <P>Type: TEXT</P>
+         */
+        public static final String CALL_ID_PACKAGE_NAME = "call_id_package_name";
+
+        /**
+         * The app name of the {@link android.telecom.CallScreeningService} which provided
+         * {@link android.telecom.CallIdentification} for this call.
+         * <P>Type: TEXT</P>
+         */
+        public static final String CALL_ID_APP_NAME = "call_id_app_name";
+
+        /**
+         * The {@link CallIdentification#getName() name} of a call, as provided by the
+         * {@link android.telecom.CallScreeningService}.
+         * <p>
+         * The name is provided by the app identified by {@link #CALL_ID_PACKAGE_NAME} and
+         * {@link #CALL_ID_APP_NAME}.
+         * <P>Type: TEXT</P>
+         */
+        public static final String CALL_ID_NAME = "call_id_name";
+
+        /**
+         * The {@link CallIdentification#getDescription() description} of a call, as provided by the
+         * {@link android.telecom.CallScreeningService}.
+         * <p>
+         * The description is provided by the app identified by {@link #CALL_ID_PACKAGE_NAME} and
+         * {@link #CALL_ID_APP_NAME}.
+         * <P>Type: TEXT</P>
+         */
+        public static final String CALL_ID_DESCRIPTION = "call_id_description";
+
+        /**
+         * The {@link CallIdentification#getDetails() details} of a call, as provided by the
+         * {@link android.telecom.CallScreeningService}.
+         * <p>
+         * The details field is provided by the app identified by {@link #CALL_ID_PACKAGE_NAME} and
+         * {@link #CALL_ID_APP_NAME}.
+         * <P>Type: TEXT</P>
+         */
+        public static final String CALL_ID_DETAILS = "call_id_details";
+
+        /**
+         * The {@link CallIdentification#getNuisanceConfidence() nuisance confidence} of a call, as
+         * provided by the {@link android.telecom.CallScreeningService}.
+         * <p>
+         * Valid values are defined in {@link CallIdentification}, and include:
+         * <ul>
+         *     <li>{@link CallIdentification#CONFIDENCE_NOT_NUISANCE}</li>
+         *     <li>{@link CallIdentification#CONFIDENCE_LIKELY_NOT_NUISANCE}</li>
+         *     <li>{@link CallIdentification#CONFIDENCE_UNKNOWN}</li>
+         *     <li>{@link CallIdentification#CONFIDENCE_LIKELY_NUISANCE}</li>
+         *     <li>{@link CallIdentification#CONFIDENCE_NUISANCE}</li>
+         * </ul>
+         * <p>
+         * The nuisance confidence is provided by the app identified by
+         * {@link #CALL_ID_PACKAGE_NAME} and {@link #CALL_ID_APP_NAME}.
+         * <P>Type: INTEGER</P>
+         */
+        public static final String CALL_ID_NUISANCE_CONFIDENCE = "call_id_nuisance_confidence";
+
+        /**
          * Adds a call to the call log.
          *
          * @param ci the CallerInfo object to get the target contact from.  Can be null
@@ -631,7 +696,8 @@
                 presentation, callType, features, accountHandle, start, duration,
                 dataUsage, false /* addForAllUsers */, null /* userToBeInsertedTo */,
                 false /* isRead */, Calls.BLOCK_REASON_NOT_BLOCKED /* callBlockReason */,
-                null /* callScreeningAppName */, null /* callScreeningComponentName */);
+                null /* callScreeningAppName */, null /* callScreeningComponentName */,
+                null /* callIdentification */);
         }
 
 
@@ -671,7 +737,8 @@
                 features, accountHandle, start, duration, dataUsage, addForAllUsers,
                 userToBeInsertedTo, false /* isRead */ , Calls.BLOCK_REASON_NOT_BLOCKED
                 /* callBlockReason */, null /* callScreeningAppName */,
-                null /* callScreeningComponentName */);
+                null /* callScreeningComponentName */,
+                null /* callIdentification */);
         }
 
         /**
@@ -705,19 +772,32 @@
          * @param callBlockReason The reason why the call is blocked.
          * @param callScreeningAppName The call screening application name which block the call.
          * @param callScreeningComponentName The call screening component name which block the call.
+         * @param callIdPackageName The package name of the
+         *      {@link android.telecom.CallScreeningService} which provided
+         *      {@link CallIdentification}.
+         * @param callIdAppName The app name of the {@link android.telecom.CallScreeningService}
+         *                      which provided {@link CallIdentification}.
+         * @param callIdName The caller name provided by the
+         *      {@link android.telecom.CallScreeningService}.
+         * @param callIdDescription The caller description provided by the
+         *      {@link android.telecom.CallScreeningService}.
+         * @param callIdDetails The caller details provided by the
+         *      {@link android.telecom.CallScreeningService}.
+         * @param callIdCallType The caller type provided by the
+         *      {@link android.telecom.CallScreeningService}.
          *
          * @result The URI of the call log entry belonging to the user that made or received this
          *        call.  This could be of the shadow provider.  Do not return it to non-system apps,
          *        as they don't have permissions.
          * {@hide}
          */
-        @UnsupportedAppUsage
+        @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
         public static Uri addCall(CallerInfo ci, Context context, String number,
                 String postDialDigits, String viaNumber, int presentation, int callType,
                 int features, PhoneAccountHandle accountHandle, long start, int duration,
                 Long dataUsage, boolean addForAllUsers, UserHandle userToBeInsertedTo,
                 boolean isRead, int callBlockReason, String callScreeningAppName,
-                String callScreeningComponentName) {
+                String callScreeningComponentName, CallIdentification callIdentification) {
             if (VERBOSE_LOG) {
                 Log.v(LOG_TAG, String.format("Add call: number=%s, user=%s, for all=%s",
                         number, userToBeInsertedTo, addForAllUsers));
@@ -799,6 +879,22 @@
             values.put(CALL_SCREENING_APP_NAME, callScreeningAppName);
             values.put(CALL_SCREENING_COMPONENT_NAME, callScreeningComponentName);
 
+            if (callIdentification != null) {
+                values.put(CALL_ID_PACKAGE_NAME, callIdentification.getCallScreeningPackageName());
+                values.put(CALL_ID_APP_NAME, callIdentification.getCallScreeningAppName());
+                values.put(CALL_ID_NAME, callIdentification.getName());
+                values.put(CALL_ID_DESCRIPTION, callIdentification.getDescription());
+                values.put(CALL_ID_DETAILS, callIdentification.getDetails());
+                values.put(CALL_ID_NUISANCE_CONFIDENCE, callIdentification.getNuisanceConfidence());
+            } else {
+                values.putNull(CALL_ID_PACKAGE_NAME);
+                values.putNull(CALL_ID_APP_NAME);
+                values.putNull(CALL_ID_NAME);
+                values.putNull(CALL_ID_DESCRIPTION);
+                values.putNull(CALL_ID_DETAILS);
+                values.putNull(CALL_ID_NUISANCE_CONFIDENCE);
+            }
+
             if ((ci != null) && (ci.contactIdOrZero > 0)) {
                 // Update usage information for the number associated with the contact ID.
                 // We need to use both the number and the ID for obtaining a data ID since other
diff --git a/telecomm/java/android/telecom/Call.java b/telecomm/java/android/telecom/Call.java
index 36d0188..2820836 100644
--- a/telecomm/java/android/telecom/Call.java
+++ b/telecomm/java/android/telecom/Call.java
@@ -518,6 +518,7 @@
         private final Bundle mExtras;
         private final Bundle mIntentExtras;
         private final long mCreationTimeMillis;
+        private final CallIdentification mCallIdentification;
 
         /**
          * Whether the supplied capabilities  supports the specified capability.
@@ -699,6 +700,12 @@
         }
 
         /**
+         * The display name for the caller.
+         * <p>
+         * This is the name as reported by the {@link ConnectionService} associated with this call.
+         * The name reported by a {@link CallScreeningService} can be retrieved using
+         * {@link CallIdentification#getName()}.
+         *
          * @return The display name for the caller.
          */
         public String getCallerDisplayName() {
@@ -814,6 +821,23 @@
             return mCreationTimeMillis;
         }
 
+        /**
+         * Returns {@link CallIdentification} information provided by a
+         * {@link CallScreeningService} for this call.
+         * <p>
+         * {@link InCallService} implementations should display the {@link CallIdentification} for
+         * calls.  The name of the call screening service is provided in
+         * {@link CallIdentification#getCallScreeningAppName()} and should be used to attribute the
+         * call identification information.
+         *
+         * @return The {@link CallIdentification} if it was provided by a
+         * {@link CallScreeningService}, or {@code null} if no {@link CallScreeningService} has
+         * provided {@link CallIdentification} information for the call.
+         */
+        public @Nullable CallIdentification getCallIdentification() {
+            return mCallIdentification;
+        }
+
         @Override
         public boolean equals(Object o) {
             if (o instanceof Details) {
@@ -834,7 +858,8 @@
                         Objects.equals(mStatusHints, d.mStatusHints) &&
                         areBundlesEqual(mExtras, d.mExtras) &&
                         areBundlesEqual(mIntentExtras, d.mIntentExtras) &&
-                        Objects.equals(mCreationTimeMillis, d.mCreationTimeMillis);
+                        Objects.equals(mCreationTimeMillis, d.mCreationTimeMillis) &&
+                        Objects.equals(mCallIdentification, d.mCallIdentification);
             }
             return false;
         }
@@ -855,7 +880,8 @@
                             mStatusHints,
                             mExtras,
                             mIntentExtras,
-                            mCreationTimeMillis);
+                            mCreationTimeMillis,
+                            mCallIdentification);
         }
 
         /** {@hide} */
@@ -875,7 +901,8 @@
                 StatusHints statusHints,
                 Bundle extras,
                 Bundle intentExtras,
-                long creationTimeMillis) {
+                long creationTimeMillis,
+                CallIdentification callIdentification) {
             mTelecomCallId = telecomCallId;
             mHandle = handle;
             mHandlePresentation = handlePresentation;
@@ -892,6 +919,7 @@
             mExtras = extras;
             mIntentExtras = intentExtras;
             mCreationTimeMillis = creationTimeMillis;
+            mCallIdentification = callIdentification;
         }
 
         /** {@hide} */
@@ -912,7 +940,8 @@
                     parcelableCall.getStatusHints(),
                     parcelableCall.getExtras(),
                     parcelableCall.getIntentExtras(),
-                    parcelableCall.getCreationTimeMillis());
+                    parcelableCall.getCreationTimeMillis(),
+                    parcelableCall.getCallIdentification());
         }
 
         @Override
diff --git a/telecomm/java/android/telecom/CallIdentification.aidl b/telecomm/java/android/telecom/CallIdentification.aidl
new file mode 100644
index 0000000..532535c
--- /dev/null
+++ b/telecomm/java/android/telecom/CallIdentification.aidl
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.telecom;
+
+/**
+ * {@hide}
+ */
+parcelable CallIdentification;
diff --git a/telecomm/java/android/telecom/CallIdentification.java b/telecomm/java/android/telecom/CallIdentification.java
new file mode 100644
index 0000000..97af06c
--- /dev/null
+++ b/telecomm/java/android/telecom/CallIdentification.java
@@ -0,0 +1,433 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.telecom;
+
+import android.annotation.IntDef;
+import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.content.pm.ApplicationInfo;
+import android.graphics.drawable.Icon;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.Objects;
+
+/**
+ * Encapsulates information about an incoming or outgoing {@link Call} provided by a
+ * {@link CallScreeningService}.
+ * <p>
+ * Call identified information is consumed by the {@link InCallService dialer} app to provide the
+ * user with more information about a call.  This can include information such as the name of the
+ * caller, address, etc.  Call identification information is persisted to the
+ * {@link android.provider.CallLog}.
+ */
+public final class CallIdentification implements Parcelable {
+    /**
+     * Builder for {@link CallIdentification} instances.
+     * <p>
+     * A {@link CallScreeningService} uses this class to create new instances of
+     * {@link CallIdentification} for a screened call.
+     */
+    public static class Builder {
+        private String mName;
+        private String mDescription;
+        private String mDetails;
+        private Icon mPhoto;
+        private int mNuisanceConfidence = CallIdentification.CONFIDENCE_UNKNOWN;
+        private String mPackageName;
+        private String mAppName;
+
+        /**
+         * Default builder constructor.
+         */
+        public Builder() {
+            // Default constructor
+        }
+
+        /**
+         * Create instance of call identification with specified package/app name.
+         *
+         * @param callIdPackageName The package name.
+         * @param callIdAppName The app name.
+         * @hide
+         */
+        public Builder(String callIdPackageName, String callIdAppName) {
+            mPackageName = callIdPackageName;
+            mAppName = callIdAppName;
+        }
+
+        /**
+         * Sets the name associated with the {@link CallIdentification} being built.
+         * <p>
+         * Could be a business name, for example.
+         *
+         * @param name The name associated with the call, or {@code null} if none is provided.
+         * @return Builder instance.
+         */
+        public Builder setName(@Nullable String name) {
+            mName = name;
+            return this;
+        }
+
+        /**
+         * Sets the description associated with the {@link CallIdentification} being built.
+         * <p>
+         * A description of the call as identified by a {@link CallScreeningService}.  The
+         * description is typically presented by Dialer apps after the
+         * {@link CallIdentification#getName() name} to provide a short piece of relevant
+         * information about the call.  This could include a location, address, or a message
+         * regarding the potential nature of the call (e.g. potential telemarketer).
+         *
+         * @param description The call description, or {@code null} if none is provided.
+         * @return Builder instance.
+         */
+        public Builder setDescription(@Nullable String description) {
+            mDescription = description;
+            return this;
+        }
+
+        /**
+         * Sets the details associated with the {@link CallIdentification} being built.
+         * <p>
+         * The details is typically presented by Dialer apps after the
+         * {@link CallIdentification#getName() name} and
+         * {@link CallIdentification#getDescription() description} to provide further clarifying
+         * information about the call. This could include, for example, the opening hours of a
+         * business, or a stats about the number of times a call has been reported as spam.
+         *
+         * @param details The call details, or {@code null} if none is provided.
+         * @return Builder instance.
+         */
+        public Builder setDetails(@Nullable String details) {
+            mDetails = details;
+            return this;
+        }
+
+        /**
+         * Sets the photo associated with the {@link CallIdentification} being built.
+         * <p>
+         * This could be, for example, a business logo, or a photo of the caller.
+         *
+         * @param photo The photo associated with the call, or {@code null} if none was provided.
+         * @return Builder instance.
+         */
+        public Builder setPhoto(@Nullable Icon photo) {
+            mPhoto = photo;
+            return this;
+        }
+
+        /**
+         * Sets the nuisance confidence with the {@link CallIdentification} being built.
+         * <p>
+         * This can be used to specify how confident the {@link CallScreeningService} is that a call
+         * is or is not a nuisance call.
+         *
+         * @param nuisanceConfidence The nuisance confidence.
+         * @return The builder.
+         */
+        public Builder setNuisanceConfidence(@NuisanceConfidence int nuisanceConfidence) {
+            mNuisanceConfidence = nuisanceConfidence;
+            return this;
+        }
+
+        /**
+         * Creates a new instance of {@link CallIdentification} based on the parameters set in this
+         * builder.
+         *
+         * @return {@link CallIdentification} instance.
+         */
+        public CallIdentification build() {
+            return new CallIdentification(mName, mDescription, mDetails, mPhoto,
+                    mNuisanceConfidence, mPackageName, mAppName);
+        }
+    }
+
+    /** @hide */
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(
+            prefix = { "CONFIDENCE_" },
+            value = {CONFIDENCE_NUISANCE, CONFIDENCE_LIKELY_NUISANCE, CONFIDENCE_UNKNOWN,
+                    CONFIDENCE_LIKELY_NOT_NUISANCE, CONFIDENCE_NOT_NUISANCE})
+    public @interface NuisanceConfidence {}
+
+    /**
+     * Call has been identified as a nuisance call.
+     * <p>
+     * Returned from {@link #getNuisanceConfidence()} to indicate that a
+     * {@link CallScreeningService} to indicate how confident it is that a call is or is not a
+     * nuisance call.
+     */
+    public static final int CONFIDENCE_NUISANCE = 2;
+
+    /**
+     * Call has been identified as a likely nuisance call.
+     * <p>
+     * Returned from {@link #getNuisanceConfidence()} to indicate that a
+     * {@link CallScreeningService} to indicate how confident it is that a call is or is not a
+     * nuisance call.
+     */
+    public static final int CONFIDENCE_LIKELY_NUISANCE = 1;
+
+    /**
+     * Call could not be classified as nuisance or non-nuisance.
+     * <p>
+     * Returned from {@link #getNuisanceConfidence()} to indicate that a
+     * {@link CallScreeningService} to indicate how confident it is that a call is or is not a
+     * nuisance call.
+     */
+    public static final int CONFIDENCE_UNKNOWN = 0;
+
+    /**
+     * Call has been identified as not likely to be a nuisance call.
+     * <p>
+     * Returned from {@link #getNuisanceConfidence()} to indicate that a
+     * {@link CallScreeningService} to indicate how confident it is that a call is or is not a
+     * nuisance call.
+     */
+    public static final int CONFIDENCE_LIKELY_NOT_NUISANCE = -1;
+
+    /**
+     * Call has been identified as not a nuisance call.
+     * <p>
+     * Returned from {@link #getNuisanceConfidence()} to indicate that a
+     * {@link CallScreeningService} to indicate how confident it is that a call is or is not a
+     * nuisance call.
+     */
+    public static final int CONFIDENCE_NOT_NUISANCE = -2;
+
+    /**
+     * Default constructor for {@link CallIdentification}.
+     *
+     * @param name The name.
+     * @param description The description.
+     * @param details The details.
+     * @param photo The photo.
+     * @param nuisanceConfidence Confidence that this is a nuisance call.
+     * @hide
+     */
+    private CallIdentification(@Nullable String name, @Nullable String description,
+            @Nullable String details, @Nullable Icon photo,
+            @NuisanceConfidence int nuisanceConfidence) {
+        this(name, description, details, photo, nuisanceConfidence, null, null);
+    }
+
+    /**
+     * Default constructor for {@link CallIdentification}.
+     *
+     * @param name The name.
+     * @param description The description.
+     * @param details The details.
+     * @param photo The photo.
+     * @param nuisanceConfidence Confidence that this is a nuisance call.
+     * @param callScreeningPackageName Package name of the {@link CallScreeningService} which
+     *                                 provided the call identification.
+     * @param callScreeningAppName App name of the {@link CallScreeningService} which provided the
+     *                             call identification.
+     * @hide
+     */
+    private CallIdentification(@Nullable String name, @Nullable String description,
+            @Nullable String details, @Nullable Icon photo,
+            @NuisanceConfidence int nuisanceConfidence, @NonNull String callScreeningPackageName,
+            @NonNull String callScreeningAppName) {
+        mName = name;
+        mDescription = description;
+        mDetails = details;
+        mPhoto = photo;
+        mNuisanceConfidence = nuisanceConfidence;
+        mCallScreeningAppName = callScreeningPackageName;
+        mCallScreeningPackageName = callScreeningAppName;
+    }
+
+    private String mName;
+    private String mDescription;
+    private String mDetails;
+    private Icon mPhoto;
+    private int mNuisanceConfidence;
+    private String mCallScreeningPackageName;
+    private String mCallScreeningAppName;
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel parcel, int i) {
+        parcel.writeString(mName);
+        parcel.writeString(mDescription);
+        parcel.writeString(mDetails);
+        parcel.writeParcelable(mPhoto, 0);
+        parcel.writeInt(mNuisanceConfidence);
+        parcel.writeString(mCallScreeningPackageName);
+        parcel.writeString(mCallScreeningAppName);
+    }
+
+    /**
+     * Responsible for creating CallIdentification objects for deserialized Parcels.
+     */
+    public static final Parcelable.Creator<CallIdentification> CREATOR =
+            new Parcelable.Creator<CallIdentification> () {
+
+                @Override
+                public CallIdentification createFromParcel(Parcel source) {
+                    String name = source.readString();
+                    String description = source.readString();
+                    String details = source.readString();
+                    Icon photo = source.readParcelable(ClassLoader.getSystemClassLoader());
+                    int nuisanceConfidence = source.readInt();
+                    String callScreeningPackageName = source.readString();
+                    String callScreeningAppName = source.readString();
+                    return new CallIdentification(name, description, details, photo,
+                            nuisanceConfidence, callScreeningPackageName, callScreeningAppName);
+                }
+
+                @Override
+                public CallIdentification[] newArray(int size) {
+                    return new CallIdentification[size];
+                }
+            };
+
+    /**
+     * The name associated with the number.
+     * <p>
+     * The name of the call as identified by a {@link CallScreeningService}.  Could be a business
+     * name, for example.
+     *
+     * @return The name associated with the number, or {@code null} if none was provided.
+     */
+    public final @Nullable String getName() {
+        return mName;
+    }
+
+    /**
+     * Description of the call.
+     * <p>
+     * A description of the call as identified by a {@link CallScreeningService}.  The description
+     * is typically presented by Dialer apps after the {@link #getName() name} to provide a short
+     * piece of relevant information about the call.  This could include a location, address, or a
+     * message regarding the potential nature of the call (e.g. potential telemarketer).
+     *
+     * @return The call description, or {@code null} if none was provided.
+     */
+    public final @Nullable String getDescription() {
+        return mDescription;
+    }
+
+    /**
+     * Details of the call.
+     * <p>
+     * Details of the call as identified by a {@link CallScreeningService}.  The details
+     * are typically presented by Dialer apps after the {@link #getName() name} and
+     * {@link #getDescription() description} to provide further clarifying information about the
+     * call. This could include, for example, the opening hours of a business, or stats about
+     * the number of times a call has been reported as spam.
+     *
+     * @return The call details, or {@code null} if none was provided.
+     */
+    public final @Nullable String getDetails() {
+        return mDetails;
+    }
+
+    /**
+     * Photo associated with the call.
+     * <p>
+     * A photo associated with the call as identified by a {@link CallScreeningService}.  This
+     * could be, for example, a business logo, or a photo of the caller.
+     *
+     * @return The photo associated with the call, or {@code null} if none was provided.
+     */
+    public final @Nullable Icon getPhoto() {
+        return mPhoto;
+    }
+
+    /**
+     * Indicates the likelihood that this call is a nuisance call.
+     * <p>
+     * How likely the call is a nuisance call, as identified by a {@link CallScreeningService}.
+     *
+     * @return The nuisance confidence.
+     */
+    public final @NuisanceConfidence
+    int getNuisanceConfidence() {
+        return mNuisanceConfidence;
+    }
+
+    /**
+     * The package name of the {@link CallScreeningService} which provided the
+     * {@link CallIdentification}.
+     * <p>
+     * A {@link CallScreeningService} may not set this property; it is set by the system.
+     * @return the package name
+     */
+    public final @NonNull String getCallScreeningPackageName() {
+        return mCallScreeningPackageName;
+    }
+
+    /**
+     * The {@link android.content.pm.PackageManager#getApplicationLabel(ApplicationInfo) name} of
+     * the {@link CallScreeningService} which provided the {@link CallIdentification}.
+     * <p>
+     * A {@link CallScreeningService} may not set this property; it is set by the system.
+     *
+     * @return The name of the app.
+     */
+    public final @NonNull String getCallScreeningAppName() {
+        return mCallScreeningAppName;
+    }
+
+    /**
+     * Set the package name of the {@link CallScreeningService} which provided this information.
+     *
+     * @param callScreeningPackageName The package name.
+     * @hide
+     */
+    public void setCallScreeningPackageName(@NonNull String callScreeningPackageName) {
+        mCallScreeningPackageName = callScreeningPackageName;
+    }
+
+    /**
+     * Set the app name of the {@link CallScreeningService} which provided this information.
+     *
+     * @param callScreeningAppName The app name.
+     * @hide
+     */
+    public void setCallScreeningAppName(@NonNull String callScreeningAppName) {
+        mCallScreeningAppName = callScreeningAppName;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        CallIdentification that = (CallIdentification) o;
+        // Note: mPhoto purposely omit as no good comparison exists.
+        return mNuisanceConfidence == that.mNuisanceConfidence
+                && Objects.equals(mName, that.mName)
+                && Objects.equals(mDescription, that.mDescription)
+                && Objects.equals(mDetails, that.mDetails)
+                && Objects.equals(mCallScreeningAppName, that.mCallScreeningAppName)
+                && Objects.equals(mCallScreeningPackageName, that.mCallScreeningPackageName);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mName, mDescription, mDetails, mPhoto, mNuisanceConfidence,
+                mCallScreeningAppName, mCallScreeningPackageName);
+    }
+}
diff --git a/telecomm/java/android/telecom/CallScreeningService.java b/telecomm/java/android/telecom/CallScreeningService.java
index 6628743..be96b3c 100644
--- a/telecomm/java/android/telecom/CallScreeningService.java
+++ b/telecomm/java/android/telecom/CallScreeningService.java
@@ -16,6 +16,7 @@
 
 package android.telecom;
 
+import android.annotation.NonNull;
 import android.annotation.SdkConstant;
 import android.app.Service;
 import android.content.ComponentName;
@@ -46,6 +47,15 @@
  * </service>
  * }
  * </pre>
+ * <p>
+ * A CallScreeningService performs two functions:
+ * <ol>
+ *     <li>Call blocking/screening - the service can choose which calls will ring on the user's
+ *     device, and which will be silently sent to voicemail.</li>
+ *     <li>Call identification - the service can optionally provide {@link CallIdentification}
+ *     information about a {@link Call.Details call} which will be shown to the user in the
+ *     Dialer app.</li>
+ * </ol>
  */
 public abstract class CallScreeningService extends Service {
     /**
@@ -229,16 +239,23 @@
      *
      * @param callDetails Information about a new incoming call, see {@link Call.Details}.
      */
-    public abstract void onScreenCall(Call.Details callDetails);
+    public abstract void onScreenCall(@NonNull Call.Details callDetails);
 
     /**
      * Responds to the given call, either allowing it or disallowing it.
+     * <p>
+     * The {@link CallScreeningService} calls this method to inform the system whether the call
+     * should be silently blocked or not.
      *
      * @param callDetails The call to allow.
+     *                    <p>
+     *                    Must be the same {@link Call.Details call} which was provided to the
+     *                    {@link CallScreeningService} via {@link #onScreenCall(Call.Details)}.
      * @param response The {@link CallScreeningService.CallResponse} which contains information
      * about how to respond to a call.
      */
-    public final void respondToCall(Call.Details callDetails, CallResponse response) {
+    public final void respondToCall(@NonNull Call.Details callDetails,
+            @NonNull CallResponse response) {
         try {
             if (response.getDisallowCall()) {
                 mCallScreeningAdapter.disallowCall(
@@ -253,4 +270,32 @@
         } catch (RemoteException e) {
         }
     }
+
+    /**
+     * Provide {@link CallIdentification} information about a {@link Call.Details call}.
+     * <p>
+     * The {@link CallScreeningService} calls this method to provide information it has identified
+     * about a {@link Call.Details call}.  This information will potentially be shown to the user
+     * in the {@link InCallService dialer} app.  It will be logged to the
+     * {@link android.provider.CallLog}.
+     * <p>
+     * A {@link CallScreeningService} should only call this method for calls for which it is able to
+     * provide some {@link CallIdentification} for.  {@link CallIdentification} instances with no
+     * fields set will be ignored by the system.
+     *
+     * @param callDetails The call to provide information for.
+     *                    <p>
+     *                    Must be the same {@link Call.Details call} which was provided to the
+     *                    {@link CallScreeningService} via {@link #onScreenCall(Call.Details)}.
+     * @param identification An instance of {@link CallIdentification} with information about the
+     *                       {@link Call.Details call}.
+     */
+    public final void provideCallIdentification(@NonNull Call.Details callDetails,
+            @NonNull CallIdentification identification) {
+        try {
+            mCallScreeningAdapter.provideCallIdentification(callDetails.getTelecomCallId(),
+                    identification);
+        } catch (RemoteException e) {
+        }
+    }
 }
diff --git a/telecomm/java/android/telecom/ParcelableCall.java b/telecomm/java/android/telecom/ParcelableCall.java
index 3ad0f0c..911786e 100644
--- a/telecomm/java/android/telecom/ParcelableCall.java
+++ b/telecomm/java/android/telecom/ParcelableCall.java
@@ -16,6 +16,7 @@
 
 package android.telecom;
 
+import android.annotation.Nullable;
 import android.annotation.UnsupportedAppUsage;
 import android.net.Uri;
 import android.os.Build;
@@ -62,6 +63,7 @@
     private final Bundle mIntentExtras;
     private final Bundle mExtras;
     private final long mCreationTimeMillis;
+    private final CallIdentification mCallIdentification;
 
     public ParcelableCall(
             String id,
@@ -89,7 +91,8 @@
             List<String> conferenceableCallIds,
             Bundle intentExtras,
             Bundle extras,
-            long creationTimeMillis) {
+            long creationTimeMillis,
+            CallIdentification callIdentification) {
         mId = id;
         mState = state;
         mDisconnectCause = disconnectCause;
@@ -116,6 +119,7 @@
         mIntentExtras = intentExtras;
         mExtras = extras;
         mCreationTimeMillis = creationTimeMillis;
+        mCallIdentification = callIdentification;
     }
 
     /** The unique ID of the call. */
@@ -133,7 +137,7 @@
      * Reason for disconnection, as described by {@link android.telecomm.DisconnectCause}. Valid
      * when call state is {@link CallState#DISCONNECTED}.
      */
-    @UnsupportedAppUsage
+    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     public DisconnectCause getDisconnectCause() {
         return mDisconnectCause;
     }
@@ -159,13 +163,13 @@
     }
 
     /** The time that the call switched to the active state. */
-    @UnsupportedAppUsage
+    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     public long getConnectTimeMillis() {
         return mConnectTimeMillis;
     }
 
     /** The endpoint to which the call is connected. */
-    @UnsupportedAppUsage
+    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     public Uri getHandle() {
         return mHandle;
     }
@@ -305,8 +309,17 @@
         return mCreationTimeMillis;
     }
 
+    /**
+     * Contains call identification information returned by a {@link CallScreeningService}.
+     * @return The {@link CallIdentification} for this call, or {@code null} if a
+     * {@link CallScreeningService} did not provide information.
+     */
+    public @Nullable CallIdentification getCallIdentification() {
+        return mCallIdentification;
+    }
+
     /** Responsible for creating ParcelableCall objects for deserialized Parcels. */
-    @UnsupportedAppUsage
+    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     public static final Parcelable.Creator<ParcelableCall> CREATOR =
             new Parcelable.Creator<ParcelableCall> () {
         @Override
@@ -342,6 +355,7 @@
             boolean isRttCallChanged = source.readByte() == 1;
             ParcelableRttCall rttCall = source.readParcelable(classLoader);
             long creationTimeMillis = source.readLong();
+            CallIdentification callIdentification = source.readParcelable(classLoader);
             return new ParcelableCall(
                     id,
                     state,
@@ -368,7 +382,8 @@
                     conferenceableCallIds,
                     intentExtras,
                     extras,
-                    creationTimeMillis);
+                    creationTimeMillis,
+                    callIdentification);
         }
 
         @Override
@@ -413,6 +428,7 @@
         destination.writeByte((byte) (mIsRttCallChanged ? 1 : 0));
         destination.writeParcelable(mRttCall, 0);
         destination.writeLong(mCreationTimeMillis);
+        destination.writeParcelable(mCallIdentification, 0);
     }
 
     @Override
diff --git a/telecomm/java/android/telecom/TelecomManager.java b/telecomm/java/android/telecom/TelecomManager.java
index e7ce78a..6a61181 100644
--- a/telecomm/java/android/telecom/TelecomManager.java
+++ b/telecomm/java/android/telecom/TelecomManager.java
@@ -31,6 +31,7 @@
 import android.os.Bundle;
 import android.os.RemoteException;
 import android.os.ServiceManager;
+import android.os.UserHandle;
 import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.Log;
@@ -42,6 +43,7 @@
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
+import java.util.concurrent.Executor;
 
 /**
  * Provides access to information about active calls and registration/call-management functionality.
@@ -1184,8 +1186,10 @@
      * Requires permission: {@link android.Manifest.permission#WRITE_SECURE_SETTINGS}
      *
      * @hide
+     * @deprecated Use RoleManager instead.
      */
     @SystemApi
+    @Deprecated
     @RequiresPermission(allOf = {
             android.Manifest.permission.MODIFY_PHONE_STATE,
             android.Manifest.permission.WRITE_SECURE_SETTINGS})
@@ -1217,79 +1221,6 @@
     }
 
     /**
-     * Used to trigger display of the ChangeDefaultCallScreeningApp activity to prompt the user to
-     * change the call screening app.
-     *
-     * A {@link SecurityException} will be thrown if calling package name doesn't match the package
-     * of the passed {@link ComponentName}
-     *
-     * @param componentName to verify that the calling package name matches the package of the
-     * passed ComponentName.
-     */
-    public void requestChangeDefaultCallScreeningApp(@NonNull ComponentName componentName) {
-        try {
-            if (isServiceConnected()) {
-                getTelecomService().requestChangeDefaultCallScreeningApp(componentName, mContext
-                    .getOpPackageName());
-            }
-        } catch (RemoteException e) {
-            Log.e(TAG,
-                "RemoteException calling ITelecomService#requestChangeDefaultCallScreeningApp.",
-                e);
-        }
-    }
-
-    /**
-     * Used to verify that the passed ComponentName is default call screening app.
-     *
-     * @param componentName to verify that the package of the passed ComponentName matched the default
-     * call screening packageName.
-     *
-     * @return {@code true} if the passed componentName matches the default call screening's, {@code
-     * false} if the passed componentName is null, or it doesn't match default call screening's.
-     */
-    public boolean isDefaultCallScreeningApp(ComponentName componentName) {
-        try {
-            if (isServiceConnected()) {
-                return getTelecomService().isDefaultCallScreeningApp(componentName);
-            }
-        } catch (RemoteException e) {
-            Log.e(TAG,
-                "RemoteException calling ITelecomService#isDefaultCallScreeningApp.",
-                e);
-        }
-        return false;
-    }
-
-    /**
-     * Used to set the default call screening package.
-     *
-     * Requires permission: {@link android.Manifest.permission#MODIFY_PHONE_STATE} Requires
-     * permission: {@link android.Manifest.permission#WRITE_SECURE_SETTINGS}
-     *
-     * A {@link IllegalArgumentException} will be thrown if the specified package and component name
-     * of {@link ComponentName} does't exist, or the specified component of {@link ComponentName}
-     * does't have {@link android.Manifest.permission#BIND_SCREENING_SERVICE}.
-     *
-     * @param componentName to set the default call screening to.
-     * @hide
-     */
-    @RequiresPermission(anyOf = {
-        android.Manifest.permission.MODIFY_PHONE_STATE,
-        android.Manifest.permission.WRITE_SECURE_SETTINGS
-    })
-    public void setDefaultCallScreeningApp(ComponentName componentName) {
-        try {
-            if (isServiceConnected()) {
-                getTelecomService().setDefaultCallScreeningApp(componentName);
-            }
-        } catch (RemoteException e) {
-            Log.e(TAG,
-                "RemoteException calling ITelecomService#setDefaultCallScreeningApp.", e);
-        }
-    }
-
-    /**
      * Return whether a given phone number is the configured voicemail number for a
      * particular phone account.
      *
diff --git a/telecomm/java/com/android/internal/telecom/ICallScreeningAdapter.aidl b/telecomm/java/com/android/internal/telecom/ICallScreeningAdapter.aidl
index d255ed1..a86c830 100644
--- a/telecomm/java/com/android/internal/telecom/ICallScreeningAdapter.aidl
+++ b/telecomm/java/com/android/internal/telecom/ICallScreeningAdapter.aidl
@@ -17,6 +17,7 @@
 package com.android.internal.telecom;
 
 import android.content.ComponentName;
+import android.telecom.CallIdentification;
 
 /**
  * Internal remote callback interface for call screening services.
@@ -34,4 +35,8 @@
             boolean shouldAddToCallLog,
             boolean shouldShowNotification,
             in ComponentName componentName);
+
+    void provideCallIdentification(
+            String callId,
+            in CallIdentification callIdentification);
 }
diff --git a/telecomm/java/com/android/internal/telecom/ITelecomService.aidl b/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
index 6f1b66a..954a709 100644
--- a/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
+++ b/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
@@ -256,21 +256,6 @@
     boolean setDefaultDialer(in String packageName);
 
     /**
-     * @see TelecomServiceImpl#requestChangeDefaultCallScreeningApp
-     */
-    void requestChangeDefaultCallScreeningApp(in ComponentName componentNamem, String callingPackage);
-
-    /**
-     * @see TelecomServiceImpl#isDefaultCallScreeningApp
-     */
-    boolean isDefaultCallScreeningApp(in ComponentName componentName);
-
-    /**
-     * @see TelecomServiceImpl#setDefaultCallScreeningApp
-     */
-    void setDefaultCallScreeningApp(in ComponentName componentName);
-
-    /**
     * @see TelecomServiceImpl#createManageBlockedNumbersIntent
     **/
     Intent createManageBlockedNumbersIntent();