Exceptions - Java Software Solutions: Foundations of Program Design - page 566

LISTING 11.12
//********************************************************************
// JukeBoxControls.java Author: Lewis and Loftus
//
// Represents the control panel for the juke box.
//********************************************************************
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.applet.AudioClip;
import java.net.URL;
public class JukeBoxControls extends JPanel
{
private JComboBox musicCombo;
private JButton stopButton, playButton;
private AudioClip[] music;
private AudioClip current;
//-----------------------------------------------------------------
// Sets up the GUI for the juke box.
//-----------------------------------------------------------------
public JukeBoxControls()
{
URL url1, url2, url3, url4, url5, url6;
url1 = url2 = url3 = url4 = url5 = url6 = null;
// Obtain and store the audio clips to play
try
{
url1 = new URL ("file", "localhost", "westernBeat.wav");
url2 = new URL ("file", "localhost", "classical.wav");
url3 = new URL ("file", "localhost", "jeopardy.au");
url4 = new URL ("file", "localhost", "newAgeRythm.wav");
url5 = new URL ("file", "localhost", "eightiesJam.wav");
url6 = new URL ("file", "localhost", "hitchcock.wav");
}
catch (Exception exception) {}
music = new AudioClip[7];
music[0] = null ; // Corresponds to "Make a Selection..."
music[1] = JApplet.newAudioClip (url1);
music[2] = JApplet.newAudioClip (url2);
music[3] = JApplet.newAudioClip (url3);