package org.schabi.newpipe.player; import com.google.android.exoplayer2.source.DynamicConcatenatingMediaSource; import com.google.android.exoplayer2.source.MediaSource; import org.schabi.newpipe.playlist.PlayQueue; import java.util.List; public class PlaybackManager { private DynamicConcatenatingMediaSource source; private PlayQueue playQueue; private int index; private List sources; public PlaybackManager(PlayQueue playQueue, int index) { this.source = new DynamicConcatenatingMediaSource(); this.playQueue = playQueue; this.index = index; } interface OnChangeListener { void isLoading(); void isLoaded(); } }