package thread;

import java.util.concurrent.TimeUnit;

/**

* Created by on 2017/6/16.

*/

public class JoinTest {

public static void main(String[] args) throws InterruptedException {

Thread thread1 = new Thread(() -> System.out.println(Thread.currentThread().getName() + " Work End 0"));

thread1.start();

thread1.join();//合并到主线程，主线程将等待该子线程执行完毕才会执行

Thread thread2 = new Thread(() -> {

System.out.println(Thread.currentThread().getName() + " Work End 1");

try {Thread.sleep(1000);}

catch (InterruptedException e) {}}

);

thread2.start();

// thread1.join();//合并到主线程，主线程将等待该子线程执行完毕才会执行

thread2.join();//合并到主线程，主线程将等待该子线程执行完毕才会执行

System.out.println("Main Thread Work End");

/**

输出：

Thread-0 Work End

Thread-1 Work End

Main Thread Work End

不使用join()：

Main Thread Work End

Thread-0 Work End

Thread-1 Work End

*/

}

}