ScheduledExecutorService的用法——定时执行两个任务

package control;

import java.text.DateFormat;

import java.text.ParseException;

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.concurrent.Executors;

import java.util.concurrent.ScheduledExecutorService;

import java.util.concurrent.TimeUnit;

public class TimerManager {

	//

	Log log=Log.getLoger();

	 private  ScheduledExecutorService scheduExec;

	 public long start;

	 public TimerManager() {

	  this.scheduExec =  Executors.newScheduledThreadPool(2);

      this.start = System.currentTimeMillis();

      long oneDay = 24 * 60 * 60 * 1000;

      long initDelayOne  = getTimeMillis("3:00:00") - System.currentTimeMillis();

      initDelayOne = initDelayOne > 0 ? initDelayOne : oneDay + initDelayOne;

      long initDelayTwo  = getTimeMillis("3:00:00") - System.currentTimeMillis();

      initDelayTwo = initDelayTwo > 0 ? initDelayTwo : oneDay + initDelayTwo;

	 }

	 public void timerOne(){

	        scheduExec.scheduleWithFixedDelay(new Runnable() {

	            public void run() {

	            	...

	            	System.out.println("timerOne invoked .....");

	            }

	        },0,5000, TimeUnit.MILLISECONDS);

	    }

	   public void timerTwo(){

	        scheduExec.scheduleAtFixedRate(new Runnable() {

	            public void run() {

	            	...

	                System.out.println("timerTwo invoked .....");

	            }

	        },2000,5000,TimeUnit.MILLISECONDS);

	    }

	 /**

	  * @param time "HH:mm:ss"

	  * @return

	  */

	 private static long getTimeMillis(String time) {

	     try {

	         DateFormat dateFormat = new SimpleDateFormat("yy-MM-dd HH:mm:ss");

	         DateFormat dayFormat = new SimpleDateFormat("yy-MM-dd");

	         Date curDate = dateFormat.parse(dayFormat.format(new Date()) + " " + time);

	         return curDate.getTime();

	     } catch (ParseException e) {

	         e.printStackTrace();

	     }

	     return 0;

	 }

	 public static void main(String[] args) {

		    TimerManager test = new TimerManager();

	        test.timerOne();

	    }

}