Something

public class MusicPlayer {		private Player player;		private File file;	private boolean playing;	public MusicPlayer() {			}	public void setFile(File file) {		player = new Player(new FileInputStream(file));	}		public void play() {		if (isPlaying()) {			return;		}		new Thread() {			public void run() {				player.play();			}		}.start();	}		public void stop() {		player.close();	}	public boolean isPlaying() {		return playing;	}}