TimerTask demo

package proc;import java.util.Timer;import java.util.TimerTask;public class Reminder {Timer timer;public Reminder(int seconds) {timer = new Timer();timer.schedule(new RemindTask(), seconds * 1000, 3 * 1000);}class RemindTask extends TimerTask {public void run() {System.out.println("Time's up!");System.out.println(this.scheduledExecutionTime());//timer.cancel(); // Terminate the timer thread}}public static void main(String args[]) {System.out.println("About to schedule task.");new Reminder(5);System.out.println("Task scheduled.");}}

 

test result,

 

About to schedule task.Task scheduled.Time's up!1301573987218Time's up!1301573990218Time's up!1301573993218Time's up!1301573996218Time's up!1301573999218Time's up!1301574002218Time's up!