Java线程的学习（一）——以售票系统为例 

 1 /*
 2  * 售票系统
 3  */
 4 package com.threadText;
 5 public class Demo1 {
 6 
 7     public static void main(String[] args) {
 8         // TODO Auto-generated method stub
 9         //定义三个售票窗口
10         TicketWindow tw1 = new TicketWindow();
11         
12         Thread t1 = new Thread(tw1);
13         Thread t2 = new Thread(tw1);
14         Thread t3 = new Thread(tw1);
15         
16         t1.start();
17         t2.start();
18         t3.start();
19     }
20 
21 }
22 
23 class TicketWindow implements Runnable{
24     private int nums = 2000;
25 
26     @Override
27     public void run() {
28         // TODO Auto-generated method stub
29         while(true) {
30         synchronized (this) {
31             
32                 if(nums>0) {
33                 System.out.println(Thread.currentThread().getName()+"在售出第"+nums+"张票");
34                 try {
35                     Thread.sleep(1000);
36                 } catch (Exception e) {
37                     // TODO: handle exception
38                     e.printStackTrace();
39                 }
40                 nums--;
41                 }else {
42                     break;
43                 }
44             }
45         }
46         
47     }
48     
49 }

 

posted on 2018-06-29 10:48  thelast9527  阅读(397)  评论(0)  编辑  收藏  举报

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