Merge "Keep those MediaControllers of none addressed players to be up-to-date" am: d5b8ac83c8 (2535b0a2) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/newavrcp/MediaPlayerWrapper.java

+12 −7

Original line number	Diff line number	Diff line
		@@ -240,7 +240,7 @@ class MediaPlayerWrapper {
		getPlaybackState(),
		Util.toMetadataList(getQueue()));

		mControllerCallbacks = new MediaControllerListener(mLooper);
		mControllerCallbacks = new MediaControllerListener(mMediaController, mLooper);
		}

		/**
		@@ -260,14 +260,16 @@ class MediaPlayerWrapper {
		void updateMediaController(MediaController newController) {
		if (newController == mMediaController) return;

		mMediaController = newController;

		synchronized (mCallbackLock) {
		if (mRegisteredCallback == null \|\| mControllerCallbacks == null) {
		d("Controller for " + mPackageName + " maybe is not activated.");
		return;
		}
		}

		mControllerCallbacks.cleanup();
		mMediaController = newController;

		// Update the current data since it could be different on the new controller for the player
		mCurrentData = new MediaData(
		@@ -275,7 +277,7 @@ class MediaPlayerWrapper {
		getPlaybackState(),
		Util.toMetadataList(getQueue()));

		mControllerCallbacks = new MediaControllerListener(mLooper);
		mControllerCallbacks = new MediaControllerListener(mMediaController, mLooper);
		d("Controller for " + mPackageName + " was updated.");
		}

		@@ -295,7 +297,7 @@ class MediaPlayerWrapper {
		synchronized (mCallbackLock) {
		if (mRegisteredCallback == null) {
		Log.e(TAG, mPackageName
		+ "Trying to send an update with no registered callback");
		+ ": Trying to send an update with no registered callback");
		return;
		}

		@@ -339,20 +341,23 @@ class MediaPlayerWrapper {
		class MediaControllerListener extends MediaController.Callback {
		private final Object mTimeoutHandlerLock = new Object();
		private Handler mTimeoutHandler;
		private MediaController mController;

		MediaControllerListener(Looper newLooper) {
		MediaControllerListener(MediaController controller, Looper newLooper) {
		synchronized (mTimeoutHandlerLock) {
		mTimeoutHandler = new TimeoutHandler(newLooper);

		mController = controller;
		// Register the callbacks to execute on the same thread as the timeout thread. This
		// prevents a race condition where a timeout happens at the same time as an update.
		mMediaController.registerCallback(this, mTimeoutHandler);
		mController.registerCallback(this, mTimeoutHandler);
		}
		}

		void cleanup() {
		synchronized (mTimeoutHandlerLock) {
		mMediaController.unregisterCallback(this);
		mController.unregisterCallback(this);
		mController = null;
		mTimeoutHandler.removeMessages(TimeoutHandler.MSG_TIMEOUT);
		mTimeoutHandler = null;
		}