Java并发编程（三）后台线程（Daemon Thread）

package com.csdhsm.concurrent;

import java.util.concurrent.TimeUnit;

/** 
 * @Title: SimpleDaemonThreadDemo.java
 * @Package: com.csdhsm.concurrent
 * @Description to test the Daemon Thread
 * @author Han
 * @date 2016-4-19 下午3:56:51 
 * @version V1.0
 */ 
      
public class SimpleDaemonThreadDemo implements Runnable{

    @Override
    public void run() {
        
        while(true){
            
            System.out.println(Thread.currentThread());
            try {
                
                TimeUnit.MILLISECONDS.sleep(50);
            } catch (InterruptedException e) {
                
                System.out.println("sleep is intrrupted!");
            }
        }
    }
    
    public static void main(String[] args) {
        
        for(int i = 0; i < 10; i++){
            
            Thread t = new Thread(new SimpleDaemonThreadDemo());
            //set the thread to daemon
            t.setDaemon(true);
            t.start();
        }
        
        try {
            //wait other thread to run
            TimeUnit.MILLISECONDS.sleep(30);
        } catch (InterruptedException e) {
            
        }
        
        System.out.println("Main thread is over");
    }
}