代码运行结果差异

代码运行结果线程显示混乱，看不出问提出在哪？

package com.imooc;

public class Stage extends Thread {

public void run()

{

System.out.println("欢迎观看隋唐演义");

try {

Thread.sleep(5000);

} catch (InterruptedException e1) {

// TODO Auto-generated catch block

e1.printStackTrace();

}

System.out.println("大幕徐徐拉开");

//舞台线程休眠

try {

Thread.sleep(5000);

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

try {

Thread.sleep(5000);

} catch (InterruptedException e1) {

// TODO Auto-generated catch block

e1.printStackTrace();

}

System.out.println("话说隋朝末年，隋军与农民起义军杀的昏天黑地");

ArmyRunnable armyTaskOfSuiDynasty = new ArmyRunnable();

ArmyRunnable armyTaskOfRevolt = new ArmyRunnable();

//使用Runnable接口创建线程

Thread armyOfSuiDynasty = new Thread(armyTaskOfSuiDynasty,"隋军");

Thread armyOfRevolt = new Thread(armyTaskOfRevolt,"农民起义军");

//启动线程，让军队开始作战

armyOfSuiDynasty.start();

armyOfRevolt.start();

//舞台线程休眠，专心观看军队厮杀

try {

Thread.sleep(50);

} catch (InterruptedException e1) {

// TODO Auto-generated catch block

e1.printStackTrace();

}

System.out.println("双方激战正酣，半路杀出个程咬金");

Thread mrCheng = new KeyPersonThread();

mrCheng.setName("程咬金");

System.out.println("程咬金的理想就是结束战争，使百姓安居乐业！");

//军队停止作战

armyTaskOfSuiDynasty.Keeprunning = false;

armyTaskOfRevolt.Keeprunning = false;

try {

Thread.sleep(2000);

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

mrCheng.start();

try {

mrCheng.join();

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

System.out.println("战争结束，人民安居乐业，程先生实现了积极的人生梦想，为人民做出贡献");

System.out.println("隋唐演义结束，谢谢");

}

public static void main(String[] args) {

new Stage().start();

}

}