Example9_3

 package itat;

public class Example9_3 {

 /**
  * @param args
  */
 public static void main(String[] args) {
  // TODO Auto-generated method stub

  Bank bank=new Bank();
  bank.setMoney(300);
  bank.kuaiji.start();
  bank.chunai.start();
 }

}
class Bank implements Runnable{
 private int money=0;
 Thread kuaiji,chunai;
 Bank(){
  kuaiji=new Thread(this);
  kuaiji.setName("会计");
  chunai=new Thread(this);
  chunai.setName("出纳");
  
 }
 public void setMoney(int mount){
  money=mount;
  
 }
 public void run(){
  while(true){
   money=money-50;
   if(Thread.currentThread()==kuaiji){
    System.out.println("我是"+kuaiji.getName()+"现在有："+money+"元");
   if(money<=150){ System.out.println("我是"+kuaiji.getName()+"进入死亡状态");
    return;
    }
   }else if(Thread.currentThread()==chunai){
    System.out.println("我是"+chunai.getName()+"现在有："+money+"元");
    if(money<=0){
     return;
    }
    try {
     Thread.sleep(1000);
    } catch (InterruptedException e) {
     // TODO Auto-generated catch block
     e.printStackTrace();
    }
   }
  }
 }
}