java join

/**
 * Created by kodulf on 2017/4/11.
 */
public class TestInterupted {


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

    private static void testJoin() throws InterruptedException {
        TestJoin testJoin1 = new TestJoin();
        TestJoin testJoin2 = new TestJoin();

        testJoin1.start();
        // 插入，等到这个线程执行完了才执行其他的。wait for this thread to die，为什么不用顺序执行呢？因为有一些是需要在子线程中执行的
        //testJoin1.join();//此时如果执行，那么这个时候只有主线程和testJoin1的线程，那么主线程会等待，等待t1执行完


        testJoin2.start();
        testJoin1.join();//此时如果执行，那么此时有三个线程主线程，testJoin1,testJoin2，主线程会等待，testJoin1 testJoin2会轮流执行
        

    }

    static class TestJoin extends Thread{
        @Override
        public void run() {
            for (int i = 0; i < 10; i++) {
                try {
                    Thread.sleep(10);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.println(Thread.currentThread().getName()+" "+i);
            }
        }
    }
}