1 //多线程通讯
2 //多个线程处理同一资源,但是任务不同
3 //等待唤醒方法:
4 //wait():将线程变成为冻结状态,线程会被存储在线程池中;
5 //notify():唤醒线程中的一个线程(任意的)
6 //notifyAll():唤醒所有线程;
7 /**************************************************************/
8 //建立资源类
9 class Resource
10 {
11 private boolean flag = false;
12 private String name;
13 private String sex;
14 public synchronized void set(String name,String sex)
15 {
16 if(flag)
17 try
18 {
19 this.wait();
20 }
21 catch (InterruptedException e)
22 {
23 }
24 this.name = name;
25 this.sex = sex;
26 this.flag=true;
27 this.notify();
28 }
29 public synchronized void get()
30 {
31 if(!this.flag)
32 try
33 {
34 this.wait();
35 }
36 catch (InterruptedException e)
37 {
38 }
39 System.out.println(name+"--"+sex);
40 this.flag=false;
41 this.notify();
42 }
43 }
44 //建立输入任务类
45 class Input implements Runnable
46 {
47 Resource r;
48 Input(Resource r)
49 {
50 this.r = r;
51 }
52 public void run()
53 {
54 int x = 0;
55 while(true)
56 {
57 if (x==0)
58 {
59 r.set("野兽","男 ");
60 }
61 else
62 {
63 r.set("meinv","nv ");
64 }
65 x=(x+1)%2;
66 }
67 }
68 }
69 //建立输出任务类
70 class Output implements Runnable
71 {
72 Resource r;
73 Output(Resource r)
74 {
75 this.r = r;
76 }
77 public void run()
78 {
79 while(true)
80 {
81 synchronized(r)
82 {
83 r.get();
84 }
85 }
86
87 }
88 }
89
90 class IoDemo1
91 {
92 public static void main(String[] args)
93 {
94 //建立资源对象
95 Resource r = new Resource();
96 //建立输入任务对象
97 Input in = new Input(r);
98 //建立输出任务对象
99 Output out = new Output(r);
100 //建立输入任务的进程
101 Thread t1 = new Thread(in);
102 //建立输出任务的进程
103 Thread t2 = new Thread(out);
104 //开启线程
105 t1.start();
106 t2.start();
107 }
108 }
