import javax.sound.sampled.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;

public class AudioSample extends JPanel
                         implements ActionListener {
    private String[] names = { "Audio/cat1.wav", "Audio/dog1.wav", "Audio/bird.wav" };
    private Clip[] clips; 
    private int i = -1;
    public AudioSample() {
        JButton b = new JButton("Play!");
        b.addActionListener(this);
        setLayout(new FlowLayout());
        add(b);

        try {
            clips = new Clip[names.length];
            for (int j = 0; j < names.length; j++) {
                Clip c = AudioSystem.getClip();
                // c.open(AudioSystem.getAudioInputStream(new File(names[j])));
                URL u = getClass().getResource(names[j]);
                c.open(AudioSystem.getAudioInputStream(u));
                clips[j] = c;
            }
        } catch (UnsupportedAudioFileException | IOException | LineUnavailableException ex) {
            ex.printStackTrace();
        }   
    }    

    public void actionPerformed(ActionEvent e) {
        if (i >= 0) {
            clips[i].stop();
        }   
        i = (i + 1) % names.length;  
        clips[i].loop(Clip.LOOP_CONTINUOUSLY);
    }

    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> {
            JFrame frame = new JFrame("Audio Sample");
            frame.add(new AudioSample());
            frame.pack();
            frame.setVisible(true);
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        });
    }
}