《Java2图形设计卷II：Swing》配套光盘源码

				import java.awt.*;
				import java.awt.event.*;
				import javax.swing.*;
				
				public class Test implements ActionListener {
					private int seconds=1;
				
					public Test() {
						Timer oneSecondTimer = new Timer(1000, this);
				
						oneSecondTimer.addActionListener(new SecondListener());
						oneSecondTimer.addActionListener(new ThirdListener());
						oneSecondTimer.start();
					}
					public void actionPerformed(ActionEvent e) {
						if(seconds == 0)
							System.out.println("Time:  " + seconds + " second");
						else
							System.out.println("Time:  " + seconds + " seconds");
						seconds++;
					}
					public static void main(String args[]) {
						new Test();
						while(true);
					}
				}
				class SecondListener implements ActionListener { 
					public void actionPerformed(ActionEvent e) {
						System.out.println("Second Listener");
					}
				}
				class ThirdListener implements ActionListener { 
					public void actionPerformed(ActionEvent e) {
						System.out.println("Third Listener");
					}
				}