package sharing; import java.awt.Color; import javax.swing.JApplet; import javax.swing.JLabel; import javax.swing.JPanel; @SuppressWarnings("serial") public class AppletA extends JApplet { public void init() { Singleton singleton = Singleton.instance(); singleton.register(this); JLabel label = new JLabel(); label.setText("
" + "AppletA" + "
# of Singleton clients: " + singleton.getClients().size() + ""); JPanel panel = new JPanel(); panel.setBackground(new Color(0x66CC00)); panel.add(label); this.add(panel); } }