package com.wjx.sayHello;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;
class myTask extends TimerTask{
@Override
public void run() {
System.out.println("当前时间:" + new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS").format(new Date()));
}
}
public class TimerTaskTestDemo {
public static void main(String[] args) {
Timer timer=new Timer();
timer.schedule(new myTask(), 1000, 2000);
}
}
如果需要实现定时调度,需要两个类:
1. 定时调度任务:java.util.TimerTask
2.定时调度操作:java.util.Timer