Merge "Add fallback to FROZEN_CALLEE_POLICY_UNSET" into main (4cb149c2) · Commits · e / os / android_frameworks_base

core/java/android/os/RemoteCallbackList.java

+16 −4

Original line number	Diff line number	Diff line
		@@ -194,15 +194,27 @@ public class RemoteCallbackList<E extends IInterface> {
		}
		}

		public void maybeSubscribeToFrozenCallback() throws RemoteException {
		void maybeSubscribeToFrozenCallback() throws RemoteException {
		if (mFrozenCalleePolicy != FROZEN_CALLEE_POLICY_UNSET) {
		try {
		mBinder.addFrozenStateChangeCallback(this);
		} catch (UnsupportedOperationException e) {
		// The kernel does not support frozen notifications. In this case we want to
		// silently fall back to FROZEN_CALLEE_POLICY_UNSET. This is done by simply
		// ignoring the error and moving on. mCurrentState would always be
		// STATE_UNFROZEN and all callbacks are invoked immediately.
		}
		}
		}

		public void maybeUnsubscribeFromFrozenCallback() {
		void maybeUnsubscribeFromFrozenCallback() {
		if (mFrozenCalleePolicy != FROZEN_CALLEE_POLICY_UNSET) {
		try {
		mBinder.removeFrozenStateChangeCallback(this);
		} catch (UnsupportedOperationException e) {
		// The kernel does not support frozen notifications. Ignore the error and move
		// on.
		}
		}
		}