线程调度方法，join()与sleep()

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package cn.thread.demo;
//将线程阻塞的毫秒数
public class SleepTest {
	public static void main(String[] args) {
		System.out.println("线程1,5秒后输出线程2");
		try {
			//1000等于1秒
			Thread.sleep(5000);
		} catch (InterruptedException e) {
			e.printStackTrace();
		}
		System.out.println("线程2");
	}
}

package cn.thread.demo;

public class JoinThread extends Thread {

	public void run() {
		for (int i = 0; i < 5; i++) {
			System.out.println(this.getName()+":"+i);
		}
	}
}

package cn.thread.demo;

public class JoinThreadTest {
	public static void main(String[] args) {
		for (int i = 1; i <= 10; i++) {
			if(i==5){
				JoinThread jt=new JoinThread();
				//启动线程
				jt.start();
				try {
					//加入jt线程
					//阻塞main线程
					//让jt线程执行完毕,再执行main线程
					jt.join();
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
			}
			System.out.println(Thread.currentThread().getName()+":"+i);
		}
	}
}