定时器程序

import java.util.Timer;
import java.util.TimerTask;
class MyTask extends TimerTask...{
    String name;
    public MyTask(String name)...{
        this.name = name;
    }
    public void run()...{
        System.out.println(name);
    }
}
public class TestTask ...{
    public static void main(String[] args) ...{
        // TODO Auto-generated method stub
        TimerTask task = new MyTask("10秒执行一次");
        java.util.Date today = new java.util.Date();
        //开始时间设置为昨天
        java.util.Date beginTime = new java.util.Date(today.getYear(),today.getMonth(),today.getDate()-1,22,0,0);
        //10秒一次
        new Timer().schedule(task,beginTime,1000*10);
        //执行一次
        task = new MyTask("只执行一次");
        new Timer().schedule(task,beginTime);
    }
}