vickzhu

import java.text.ParseException;

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.Timer;

import java.util.TimerTask;

publicclass TestTimer {

    publicstaticvoid main(String[] args) throws ParseException {

       TestTimer tt=new TestTimer();

       tt.vick();

    }   

    publicvoid vick() throws ParseException{

       Timer timer=new Timer();

       Test timerTask=new Test();

       SimpleDateFormat df=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

       Date d=df.parse("2008-08-21 09:00:00");   //在這里設(shè)置開(kāi)始時(shí)間

       long delay=d.getTime()-System.currentTimeMillis();   //延遲多少毫秒后開(kāi)始調(diào)用

       long cycle=24*60*60*1000;   //循環(huán)調(diào)用的時(shí)間間隔

       timer.schedule(timerTask, delay, cycle);

    }

}

class Test extends TimerTask{

    privateinti=1;

    publicvoid run() {

       System.out.println("這是第 "+i+" 次調(diào)用，時(shí)間為:"+new Date());

       i++;

    }

}