Merge "Fix null point exception on MediaDevice" into rvc-dev am: 1ecd4528fb (dd6f6b3f) · Commits · e / os / android_frameworks_base

packages/SettingsLib/src/com/android/settingslib/media/LocalMediaManager.java

+70 −30

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@ import android.text.TextUtils;
		import android.util.Log;

		import androidx.annotation.IntDef;
		import androidx.annotation.Nullable;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.settingslib.bluetooth.A2dpProfile;
		@@ -65,6 +66,7 @@ public class LocalMediaManager implements BluetoothCallback {
		}

		private final Collection<DeviceCallback> mCallbacks = new CopyOnWriteArrayList<>();
		private final Object mMediaDevicesLock = new Object();
		@VisibleForTesting
		final MediaDeviceCallback mMediaDeviceCallback = new MediaDeviceCallback();

		@@ -145,7 +147,14 @@ public class LocalMediaManager implements BluetoothCallback {
		* @param connectDevice the MediaDevice
		*/
		public void connectDevice(MediaDevice connectDevice) {
		final MediaDevice device = getMediaDeviceById(mMediaDevices, connectDevice.getId());
		MediaDevice device = null;
		synchronized (mMediaDevicesLock) {
		device = getMediaDeviceById(mMediaDevices, connectDevice.getId());
		}
		if (device == null) {
		Log.w(TAG, "connectDevice() connectDevice not in the list!");
		return;
		}
		if (device instanceof BluetoothMediaDevice) {
		final CachedBluetoothDevice cachedDevice =
		((BluetoothMediaDevice) device).getCachedDevice();
		@@ -184,15 +193,18 @@ public class LocalMediaManager implements BluetoothCallback {
		* Start scan connected MediaDevice
		*/
		public void startScan() {
		synchronized (mMediaDevicesLock) {
		mMediaDevices.clear();
		}
		mInfoMediaManager.registerCallback(mMediaDeviceCallback);
		mInfoMediaManager.startScan();
		}

		void dispatchDeviceListUpdate() {
		Collections.sort(mMediaDevices, COMPARATOR);
		final List<MediaDevice> mediaDevices = new ArrayList<>(mMediaDevices);
		Collections.sort(mediaDevices, COMPARATOR);
		for (DeviceCallback callback : getCallbacks()) {
		callback.onDeviceListUpdate(new ArrayList<>(mMediaDevices));
		callback.onDeviceListUpdate(mediaDevices);
		}
		}

		@@ -241,11 +253,13 @@ public class LocalMediaManager implements BluetoothCallback {
		* @return MediaDevice
		*/
		public MediaDevice getMediaDeviceById(String id) {
		synchronized (mMediaDevicesLock) {
		for (MediaDevice mediaDevice : mMediaDevices) {
		if (TextUtils.equals(mediaDevice.getId(), id)) {
		return mediaDevice;
		}
		}
		}
		Log.i(TAG, "Unable to find device " + id);
		return null;
		}
		@@ -255,6 +269,7 @@ public class LocalMediaManager implements BluetoothCallback {
		*
		* @return MediaDevice
		*/
		@Nullable
		public MediaDevice getCurrentConnectedDevice() {
		return mCurrentConnectedDevice;
		}
		@@ -367,17 +382,19 @@ public class LocalMediaManager implements BluetoothCallback {
		}

		private MediaDevice updateCurrentConnectedDevice() {
		MediaDevice phoneMediaDevice = null;
		synchronized (mMediaDevicesLock) {
		for (MediaDevice device : mMediaDevices) {
		if (device instanceof BluetoothMediaDevice) {
		if (isActiveDevice(((BluetoothMediaDevice) device).getCachedDevice())) {
		return device;
		}
		} else if (device instanceof PhoneMediaDevice) {
		phoneMediaDevice = device;
		return device;
		}
		}
		return mMediaDevices.contains(phoneMediaDevice) ? phoneMediaDevice : null;
		}
		Log.w(TAG, "updateCurrentConnectedDevice() can't found current connected device");
		return null;
		}

		private boolean isActiveDevice(CachedBluetoothDevice device) {
		@@ -392,17 +409,26 @@ public class LocalMediaManager implements BluetoothCallback {
		class MediaDeviceCallback implements MediaManager.MediaDeviceCallback {
		@Override
		public void onDeviceAdded(MediaDevice device) {
		boolean isAdded = false;
		synchronized (mMediaDevicesLock) {
		if (!mMediaDevices.contains(device)) {
		mMediaDevices.add(device);
		isAdded = true;
		}
		}

		if (isAdded) {
		dispatchDeviceListUpdate();
		}
		}

		@Override
		public void onDeviceListAdded(List<MediaDevice> devices) {
		synchronized (mMediaDevicesLock) {
		mMediaDevices.clear();
		mMediaDevices.addAll(devices);
		mMediaDevices.addAll(buildDisconnectedBluetoothDevice());
		}

		final MediaDevice infoMediaDevice = mInfoMediaManager.getCurrentConnectedDevice();
		mCurrentConnectedDevice = infoMediaDevice != null
		@@ -469,31 +495,43 @@ public class LocalMediaManager implements BluetoothCallback {

		@Override
		public void onDeviceRemoved(MediaDevice device) {
		boolean isRemoved = false;
		synchronized (mMediaDevicesLock) {
		if (mMediaDevices.contains(device)) {
		mMediaDevices.remove(device);
		isRemoved = true;
		}
		}
		if (isRemoved) {
		dispatchDeviceListUpdate();
		}
		}

		@Override
		public void onDeviceListRemoved(List<MediaDevice> devices) {
		synchronized (mMediaDevicesLock) {
		mMediaDevices.removeAll(devices);
		}
		dispatchDeviceListUpdate();
		}

		@Override
		public void onConnectedDeviceChanged(String id) {
		MediaDevice connectDevice = getMediaDeviceById(mMediaDevices, id);
		MediaDevice connectDevice = null;
		synchronized (mMediaDevicesLock) {
		connectDevice = getMediaDeviceById(mMediaDevices, id);
		}
		connectDevice = connectDevice != null
		? connectDevice : updateCurrentConnectedDevice();

		mCurrentConnectedDevice = connectDevice;
		if (connectDevice != null) {
		connectDevice.setState(MediaDeviceState.STATE_CONNECTED);
		}

		mCurrentConnectedDevice = connectDevice;
		dispatchSelectedDeviceStateChanged(mCurrentConnectedDevice,
		MediaDeviceState.STATE_CONNECTED);
		}
		}

		@Override
		public void onDeviceAttributesChanged() {
		@@ -502,11 +540,13 @@ public class LocalMediaManager implements BluetoothCallback {

		@Override
		public void onRequestFailed(int reason) {
		synchronized (mMediaDevicesLock) {
		for (MediaDevice device : mMediaDevices) {
		if (device.getState() == MediaDeviceState.STATE_CONNECTING) {
		device.setState(MediaDeviceState.STATE_CONNECTING_FAILED);
		}
		}
		}
		dispatchOnRequestFailed(reason);
		}
		}