eventlistener-old.java

class PlayerErrorListener implements Player.EventListener {

  @Override
  public void onPlayerError(ExoPlaybackException error) {
    // We're interested!
    handlePlayerError(error);
  }

  @Override
  public void onTimelineChanged(Timeline timeline, Object manifest, int reason) {
    // We're not interested. Do nothing.
  }

  @Override
  public void onTracksChanged(TrackGroupArray trackGroups, TrackSelectionArray trackSelections) {
    // We're not interested. Do nothing.
  }
  
  // Many more methods we're not interested in...

}