一个线程间的通讯小程序__(Java_Thread_Inout.Output)

 //多线程通讯
 //多个线程处理同一资源,但是任务不同
 //等待唤醒方法:
 //wait():将线程变成为冻结状态,线程会被存储在线程池中;
 //notify():唤醒线程中的一个线程(任意的)
 //notifyAll():唤醒所有线程;
 /**************************************************************/
 //建立资源类
 class Resource
 {
     private boolean flag = false;
     private String name;
     private String sex;
     public synchronized void set(String name,String sex)
     {
         if(flag)
             try
             {
                 this.wait();
             }
             catch (InterruptedException e)
             {
             }
         this.name = name;
         this.sex = sex;
         this.flag=true;
         this.notify();
     }
     public synchronized void get()
     {
         if(!this.flag)
             try
             {
                 this.wait();
             }
             catch (InterruptedException e)
             {
             }
         System.out.println(name+"--"+sex);
         this.flag=false;
         this.notify();
     }
 }
 //建立输入任务类
 class Input implements Runnable
 {
     Resource r;
     Input(Resource r)
     {
         this.r = r;
     }
     public void run()
     {
         int x = 0;
         while(true)
         {
                     if (x==0)
                     {
                         r.set("野兽","男  ");
                     }
                     else
                     {
                         r.set("meinv","nv  ");
                     }
                     x=(x+1)%2;
         }
     }
 }
 //建立输出任务类
 class Output implements Runnable
 {
     Resource r;
     Output(Resource r)
     {
         this.r = r;
     }
             public void run()
             {
                 while(true)
                 {
                     synchronized(r)
                     {
                             r.get();
                     }
                 }
 
              }
 }
 
 class  IoDemo1
 {
     public static void main(String[] args)
     {
         //建立资源对象
         Resource r = new Resource();
           //建立输入任务对象
         Input in = new Input(r);
         //建立输出任务对象
         Output out = new Output(r);
         //建立输入任务的进程
         Thread t1 = new Thread(in);
         //建立输出任务的进程
         Thread t2 = new Thread(out);
         //开启线程
         t1.start();
         t2.start();
     }
 }