public JitcaiTunesController(boolean lazy){
this.iTunes = new iTunesApp();
this.library = new UserLibraryImpl(lazy, this.iTunes);
this.trackController = new TrackControllerImpl(iTunes, this.library,
this.library.getTrackFactory());
this.playlistController = new PlaylistControllerImpl(iTunes,
this.library.getPlaylistFactory());
this.playerController = new PlayerControllerImpl(this.iTunes,
this.playlistController, this.trackController);
}