package com.wxltsoft.tool;

  
  
  
import org.junit.Test;

  
  
  
import java.util.Calendar;

  
import java.util.Date;

  
import java.util.Timer;

  
import java.util.TimerTask;

  
  
  
/**

  
* @Author: Zhangbx

  
* @Description:

  
* @Date: 2017/12/5

  
* @Modified By:

  
* @Modified Date:

  
*/

  
public class TimerUtil {

  
  
  
public static void main(String[] args) {

  
// timer1();

  
// timer2();

  
// timer3();

  
timer4();

  
}

  
  
  
/**

  
* 设定2000毫秒后执行

  
*/

  
public static void timer1(){

  
Timer nTimer = new Timer();

  
nTimer.schedule(new TimerTask() {

  
@Override

  
public void run() {

  
System.out.println("----设定要指定任务-----");

  
}

  
},2000);

  
}

  
  
  
/**

  
* 延迟5000毫秒,每1000毫秒执行一次

  
*/

  
public static void timer2() {

  
Timer timer = new Timer();

  
timer.schedule(new TimerTask() {

  
public void run() {

  
System.out.println("-------延迟5000毫秒,每1000毫秒执行一次--------");

  
}

  
}, 5000, 1000);

  
}

  
  
  
/**

  
* 延迟5000毫秒,每1000毫秒执行一次

  
*/

  
public static void timer3() {

  
Timer timer = new Timer();

  
timer.scheduleAtFixedRate(new TimerTask() {

  
public void run() {

  
System.err.println("-------延迟5000毫秒,每1000毫秒执行一次--------");

  
}

  
}, 5000, 1000);

  
}

  
/**

  
* 设置17:56执行任务

  
* java.util.Timer.scheduleAtFixedRate(TimerTask task, Date firstTime, long period)

  
*/

  
public static void timer4() {

  
Calendar calendar = Calendar.getInstance();

  
calendar.set(Calendar.HOUR_OF_DAY, 17);

  
calendar.set(Calendar.MINUTE, 26);

  
calendar.set(Calendar.SECOND, 0);

  
  
  
Date time = calendar.getTime();

  
  
  
Timer timer = new Timer();

  
timer.scheduleAtFixedRate(new TimerTask() {

  
public void run() {

  
System.out.println("-------设定要指定任务--------");

  
}

  
}, time, 1000 * 60 * 60 * 24);// 这里设定将延时每天固定执行

  
}

  
  
  
  
  
}