传统定时器（二）

package com.ygl;

 import java.util.Timer;

 import java.util.TimerTask;

 public class MyTask extends TimerTask{


@Override

public void run() {

System.out.println("boombing");

Timer timer=new Timer();

TimerTask myTask=new MyTask();

timer.schedule(myTask,2000);//2s后触发

}
}
//*********************************
package com.ygl;
 import java.util.Date;
 import java.util.Timer;
 import java.util.TimerTask;

 public class TraditionTimerTest {
public static void main(String[] args) {
Timer timer=new Timer();
TimerTask myTask=new MyTask();
timer.schedule(myTask,2000);//2s后触发


while(true){
System.out.println(new Date().getSeconds());
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

}
 }//***************************************
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 boombing
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 boombing
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 boombing
 12//********************************************************
package com.ygl;


 import java.util.Timer;
 import java.util.TimerTask;


 public class MyTask extends TimerTask{
    static int count=0;
@Override
public   void run() {
count =(count+1)%2; 
System.out.println("boombing");
Timer timer=new Timer();
TimerTask myTask=new MyTask();
timer.schedule(myTask,2000+count*2000);
}


 }//**************************************
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 boombing
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 boombing
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 boombing
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 12boombing