javaSE之线程联合

 1 package dialog_color;
 2 
 3 public class Example12_8 
 4 {
 5     public static void main(String args [])
 6     {
 7        ThreadJoin a = new ThreadJoin();
 8        Thread customer = new Thread(a);
 9        Thread cakeMaker = new Thread(a);
10        customer.setName("顾客");
11        cakeMaker.setName("蛋糕");
12        a.setJoinThread(cakeMaker);
13        customer.start();
14     }
15 }
16 class ThreadJoin implements Runnable
17 {
18     Cake cake;
19     Thread joinThread;
20     public void setJoinThread(Thread it)
21     {
22       this.joinThread=it;
23     }
24     public void run() {
25         // TODO Auto-generated method stub        
26       if(Thread.currentThread().getName().equals("顾客"))
27       {
28           System.out.println(Thread.currentThread().getName()
29                   +"等待"+joinThread.getName()+"制作生日蛋糕"); 
30           try { 
31               joinThread.start();
32                joinThread.join();
33             
34         } catch (InterruptedException e) {
35             // TODO Auto-generated catch block
36         //    e.printStackTrace();
37         }
38         System.out.println(Thread.currentThread().getName()+"买了"+cake.name+"价钱: "+cake.price);
39       }
40       else if(Thread.currentThread()==joinThread)
41       {
42         System.out.println(joinThread.getName()+"开始制作生日蛋糕，请等待......");
43         try {
44             Thread.sleep(2000);
45         } catch (InterruptedException e) {
46             // TODO Auto-generated catch block
47             e.printStackTrace();
48         }
49         cake=new Cake("生日蛋糕",158);
50         System.out.println(joinThread.getName()+"制作完成！");
51       }
52     }
53     
54   class Cake    //内部类  相当于一个结构体） (c/c++)
55   {
56       int price ;
57       String name;
58       Cake(String name ,int price)
59       {
60         this.name=name;
61         this.price=price;
62       }
63   }    
64 }