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Commit 5a753246 authored by Yu-Ting Tseng's avatar Yu-Ting Tseng
Browse files

Frozen-aware RemoteCallbackList 

Add RemoteCallbackList APIs that adjusts callback behavior, e.g.
queueing or dropping callbacks based on the frozen state of the target
process.

Flag: android.os.binder_frozen_state_change_callback
Test: atest android.os.cts.RemoteCallbackListTest
Change-Id: Ia1f37c52a49657546ef3779b6eb5dadb9dcc9bf5
Bug: 361157077
API-Coverage-Bug: 372923111
parent a815c63d

core/api/current.txt

+13 −0
Original line number Diff line number Diff line
@@ -33922,9 +33922,12 @@ package android.os { 
  public class RemoteCallbackList<E extends android.os.IInterface> {

    ctor public RemoteCallbackList();

    method public int beginBroadcast();

    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public void broadcast(@NonNull java.util.function.Consumer<E>);

    method public void finishBroadcast();

    method public Object getBroadcastCookie(int);

    method public E getBroadcastItem(int);

    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public int getFrozenCalleePolicy();

    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public int getMaxQueueSize();

    method public Object getRegisteredCallbackCookie(int);

    method public int getRegisteredCallbackCount();

    method public E getRegisteredCallbackItem(int);
@@ -33934,6 +33937,16 @@ package android.os { 
    method public boolean register(E);

    method public boolean register(E, Object);

    method public boolean unregister(E);

    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_DROP = 3; // 0x3

    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_ENQUEUE_ALL = 1; // 0x1

    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_ENQUEUE_MOST_RECENT = 2; // 0x2

    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_UNSET = 0; // 0x0

  }













  @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final class RemoteCallbackList.Builder<E extends android.os.IInterface> {













    ctor public RemoteCallbackList.Builder(int);













    method @NonNull public android.os.RemoteCallbackList<E> build();













    method @NonNull public android.os.RemoteCallbackList.Builder setMaxQueueSize(int);















  }





























  public class RemoteException extends android.util.AndroidException {

























core/java/android/os/RemoteCallbackList.java



+363
−107


























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