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云代码 - java代码库

java中线程的插入(调用.join()方法)

2017-03-12 作者： Έρως举报

[java]代码库

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package com.demo.thread;
 
import java.io.IOException;
 
public class JoinDemo {
     
     
//  public static class MyRunnable implements Runnable{
//      private String threadName;
//      private static int count = 0;
//     
//
//      public MyRunnable(String threadName) {
//          this.threadName = threadName;
//          System.out.println("第"+ ++count +"次调用MyRunnable的构造函数  创建了"+threadName);
//      }
//
//      @Override
//      public void run() {
//          // TODO Auto-generated method stub
//         
//      }
//     
//  }
     
    private static Thread  t2 = null;
    private static Thread  t1 = null;
     
    public static void main(String[] args) throws IOException{
         
//      MyRunnable mr1 = new MyRunnable("FirstThread");
//      MyRunnable mr2 = new MyRunnable("SecondThread");
         
         
        t1 = new Thread(new Runnable() {
             
            @Override
            public void run() {
                System.out.println("调用进程t1的run()方法");
                int i = 0;
                while(true){
                try {
                        Thread.sleep(500);
                        System.out.println("Thread1:"+ ++i);
                        if(i == 2)
                            t2.join();
                        if(i == 6)
                            t2.join();
                        if(i == 20)
                        {
                            System.out.println("Thread1运行完毕");
                            break;
                        }
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }
            }
        });
         
        t1.start();
         
        t2 = new Thread(new Runnable() {
             
            @Override
            public void run() {
                int i = 0;
                System.out.println("进入t2的run（）方法");
                while(true){
                    try {
                        Thread.sleep(500);
                        System.out.println("Thread2:" + ++i);
                        if(i == 10){
                            System.out.println("Thread2运行完毕");
                            break;
                        }
                         
                    } catch (InterruptedException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                     
                }
                 
            }
        });
        t2.start();
         
         
         
         
         
         
    }
}

[代码运行效果截图]


java中线程的插入(调用.join()方法)

[源代码打包下载]




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