MediaPlayer2: clean up setDataSource (67d1dd84) · Commits · e / os / android_frameworks_base

media/java/android/media/MediaPlayer2.java

+9 −1

Original line number	Diff line number	Diff line
		@@ -2137,11 +2137,19 @@ public abstract class MediaPlayer2 implements SubtitleController.Listener
		*/
		public static final int CALL_STATUS_ERROR_IO = 4;

		/** Status code represents that the call has been skipped. For example, a {@link #seekTo}
		* request may be skipped if it is followed by another {@link #seekTo} request. Another
		* example is that a call is made when the player is in {@link #PLAYER_STATE_ERROR} state.
		* @see EventCallback#onCallCompleted
		*/
		// TODO: skip commands such as prepare/play/pause/etc when in error state.
		public static final int CALL_STATUS_SKIPPED = 5;

		/** Status code represents that DRM operation is called before preparing a DRM scheme through
		* {@link #prepareDrm}.
		* @see android.media.MediaPlayer2.EventCallback#onCallCompleted
		*/
		public static final int CALL_STATUS_NO_DRM_SCHEME = 5;
		public static final int CALL_STATUS_NO_DRM_SCHEME = 6;

		/**
		* @hide

media/java/android/media/MediaPlayer2Impl.java

+18 −9

Original line number	Diff line number	Diff line
		@@ -351,23 +351,24 @@ public final class MediaPlayer2Impl extends MediaPlayer2 {
		* Sets the data source as described by a DataSourceDesc.
		*
		* @param dsd the descriptor of data source you want to play
		* @throws IllegalStateException if it is called in an invalid state
		* @throws NullPointerException if dsd is null
		*/
		@Override
		public void setDataSource(@NonNull DataSourceDesc dsd) {
		addTask(new Task(CALL_COMPLETED_SET_DATA_SOURCE, false) {
		@Override
		void process() {
		void process() throws IOException {
		Preconditions.checkNotNull(dsd, "the DataSourceDesc cannot be null");
		// TODO: setDataSource could update exist data source
		int state = getState();
		if (state == PLAYER_STATE_ERROR) {
		throw new CommandSkippedException("skipped due to error state");
		} else if (state != PLAYER_STATE_IDLE) {
		throw new IllegalStateException("called in wrong state " + state);
		}

		synchronized (mSrcLock) {
		mCurrentDSD = dsd;
		mCurrentSrcId = mSrcIdGenerator++;
		try {
		handleDataSource(true /* isCurrent */, dsd, mCurrentSrcId);
		} catch (IOException e) {
		}
		}
		}
		});
		@@ -386,7 +387,7 @@ public final class MediaPlayer2Impl extends MediaPlayer2 {
		addTask(new Task(CALL_COMPLETED_SET_NEXT_DATA_SOURCE, false) {
		@Override
		void process() {
		Preconditions.checkNotNull(dsd, "the DataSourceDesc cannot be null");
		Preconditions.checkArgument(dsd != null, "the DataSourceDesc cannot be null");
		synchronized (mSrcLock) {
		mNextDSDs = new ArrayList<DataSourceDesc>(1);
		mNextDSDs.add(dsd);
		@@ -4638,6 +4639,8 @@ public final class MediaPlayer2Impl extends MediaPlayer2 {
		status = CALL_STATUS_ERROR_IO;
		} catch (NoDrmSchemeException e) {
		status = CALL_STATUS_NO_DRM_SCHEME;
		} catch (CommandSkippedException e) {
		status = CALL_STATUS_SKIPPED;
		} catch (Exception e) {
		status = CALL_STATUS_ERROR_UNKNOWN;
		}
		@@ -4671,4 +4674,10 @@ public final class MediaPlayer2Impl extends MediaPlayer2 {
		}
		}
		};

		private final class CommandSkippedException extends RuntimeException {
		public CommandSkippedException(String detailMessage) {
		super(detailMessage);
		}
		};
		}