使用Runnable创建线程共享资源

package com.bjsxt.thread.create;

/**

 * 方便共享资源

 * @author Administrator

 *

 */

public class Web12306 implements Runnable {

       private int num =50;

  

       @Override

       public void run() {

              while(true){

                     if(num<=0){

                            break; //跳出循环

                     }

                     System.out.println(Thread.currentThread().getName()+"抢到了"+num--);

              }

       }

       

       public static void main(String[] args) {

              //真实角色

              Web12306 web = new Web12306();

              //代理

              Thread t1 =new Thread(web,"路人甲");

              Thread t2 =new Thread(web,"黄牛已");

              Thread t3 =new Thread(web,"攻城师");

              //启动线程

              t1.start();

              t2.start();

              t3.start();

       }

}