import java.applet.*;
import java.awt.*;

public class AudioAnimator extends Animator {
  public void init() {
    // do Animator initialization first
    super.init();

    // look up the name of a sound and then
    // load and play it (just once), in a separate thread.
    String soundname = this.getParameter("sound");
    new SoundPlayer(this,soundname);
  }
}

// This is the thread class that loads and plays the sound
class SoundPlayer extends Thread {
  private Applet applet;
  private String sound_url;
  
  // Store the information the run() method needs, and start it.
  public SoundPlayer(Applet app, String url) {
    applet = app;
    sound_url = url;
    this.start();
  }

  // This is the code the thread runs to load and play the sound
  public void run() {applet.play(applet.getDocumentBase(),sound_url);}

}