java timer使用方法

import java.io.*;
import java.util.*;

class Task extends TimerTask
{
        public void run()
        {
                System.out.println(new Date());
        }
}

public class tmp
{
        public static void main(String args[]) throws Exception
        {
                Timer timer = new Timer(true);

                timer.scheduleAtFixedRate(new Task(), 0, 1000);

                while (true)
                {
                        Thread.sleep(10000);
                }
        }
}