代碼塊
```package com.foreknow.thread;
/**
 * 線(xiàn)程休眠sleep方法
 * static void sleep(long millis)在制定的毫秒數(shù)內(nèi)讓當(dāng)前正在執(zhí)行的線(xiàn)程休眠(暫停執(zhí)行),休眠的時(shí)間過(guò)后會(huì)自己恢復(fù)執(zhí)行
 * @author Administrator
 *
 */
public class SleepDemo {
    public static void main(String[] args) {
        new Thread("線(xiàn)程1"){
            @Override
            public void run() {
                for (int i = 0; i < 5; i++) {
                    try {
                        Thread.sleep(1000);
                    } catch (InterruptedException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                    System.out.println(getName()+"執(zhí)行了");
                }
            }           
        }.start();
        
        new Thread("線(xiàn)程2"){
            @Override
            public void run() {
                for (int i = 0; i < 5; i++) {
                    try {
                        Thread.sleep(2000);
                    } catch (InterruptedException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                    System.out.println(getName()+"執(zhí)行了");
                }
            }
        }.start();
        
    }
}