Merge "Defer broadcasts to slow-handling apps"

core/java/android/app/IActivityManager.aidl

@@ -277,6 +277,7 @@ interface IActivityManager {
     void unstableProviderDied(in IBinder connection);
     boolean isIntentSenderAnActivity(in IIntentSender sender);
     boolean isIntentSenderAForegroundService(in IIntentSender sender);
+    boolean isIntentSenderABroadcast(in IIntentSender sender);
     int startActivityAsUser(in IApplicationThread caller, in String callingPackage,
             in Intent intent, in String resolvedType, in IBinder resultTo, in String resultWho,
             int requestCode, int flags, in ProfilerInfo profilerInfo,

core/java/android/app/PendingIntent.java

@@ -1111,6 +1111,19 @@ public final class PendingIntent implements Parcelable {
         }
     }
 
+    /**
+     * @hide
+     * Check whether this PendingIntent will launch an Activity.
+     */
+    public boolean isBroadcast() {
+        try {
+            return ActivityManager.getService()
+                .isIntentSenderABroadcast(mTarget);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
     /**
      * @hide
      * Return the Intent of this PendingIntent.

core/java/android/provider/Settings.java

@@ -11798,6 +11798,44 @@ public final class Settings {
          */
         public static final String SYNC_MANAGER_CONSTANTS = "sync_manager_constants";
 
+        /**
+         * Broadcast dispatch tuning parameters specific to foreground broadcasts.
+         *
+         * This is encoded as a key=value list, separated by commas. Ex: "foo=1,bar=true"
+         *
+         * The following keys are supported:
+         * <pre>
+         * bcast_timeout                (long)
+         * bcast_slow_time              (long)
+         * bcast_deferral               (long)
+         * bcast_deferral_decay_factor  (float)
+         * bcast_deferral_floor         (long)
+         * </pre>
+         *
+         * @hide
+         */
+        public static final String BROADCAST_FG_CONSTANTS = "bcast_fg_constants";
+
+        /**
+         * Broadcast dispatch tuning parameters specific to background broadcasts.
+         *
+         * This is encoded as a key=value list, separated by commas. Ex: "foo=1,bar=true".
+         * See {@link #BROADCAST_FG_CONSTANTS} for the list of supported keys.
+         *
+         * @hide
+         */
+        public static final String BROADCAST_BG_CONSTANTS = "bcast_bg_constants";
+
+        /**
+         * Broadcast dispatch tuning parameters specific to specific "offline" broadcasts.
+         *
+         * This is encoded as a key=value list, separated by commas. Ex: "foo=1,bar=true".
+         * See {@link #BROADCAST_FG_CONSTANTS} for the list of supported keys.
+         *
+         * @hide
+         */
+        public static final String BROADCAST_OFFLOAD_CONSTANTS = "bcast_offload_constants";
+
         /**
          * Whether or not App Standby feature is enabled by system. This controls throttling of apps
          * based on usage patterns and predictions. Platform will turn on this feature if both this