example9_8.java

来自「不错的教程 适合中高级人员的使用」· Java 代码 · 共 36 行

import java.util.*;
public class Example9_8 
{  public  static void main(String args[])
   {
	  A a=new A();
	  a.thread.start();
    }
}
class A implements Runnable
{
	Thread thread;
	int n=0;
	A()
	{
		thread=new Thread(this);		
	}
	
	public void run()
	{   
		while(true)
		{	System.out.println(new Date());	
		 n++;
		 try{Thread.sleep(1000);}
		 catch(InterruptedException e){}
		 if(n==3)
			{
			 thread=new Thread(this);
			 thread.start();
		 }
		 if(n>=12)
			 return;	 
			
		}
	}
}