import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class PlaySoundApplet extends Applet
        implements ActionListener
{
    Button play,stop;
    AudioClip audioClip;
    public void init()
    {
        play = new Button("  Play_Loop  ");
        add(play);
        play.addActionListener(this);
        stop = new Button("  Stop_Play  ");
        add(stop);
        stop.addActionListener(this);
        audioClip = getAudioClip(getCodeBase(), "Play_Sound.wav");
    }
    public void actionPerformed(ActionEvent ae)
    {
        Button source = (Button)ae.getSource();
        if (source.getLabel() == "  Play Loop  ")
        {
            audioClip.play();
        }
        else if(source.getLabel() == "  Stop Play  ")
        {
            audioClip.stop();
        }
    }
}

 OUTPUT:

We already discussed about the execution procedure of an applet in Java Applet Program To Design a Login Window

applet play sound p9