package ba;
public class Tongbu implements Runnable{
int i=100;
public void run(){
while(true){
sell();
}
}
public synchronized void sell(){
if(i>0){
System.out.println(Thread.currentThread().getName()+":"+i);
i--;
}
}
}
原文：http://www.cnblogs.com/xiaoqisfzh/p/4705940.html