Java 类com.google.android.exoplayer2.source.SinglePeriodTimeline 实例源码

@Override
public void prepareSource(MediaSource.Listener listener) {
  sourceListener = listener;
  // TODO: Defer until the playlist has been loaded.
  listener.onSourceInfoRefreshed(new SinglePeriodTimeline(C.TIME_UNSET, false), null);
}