死锁的一个小案例

package com.state;

import org.omg.PortableServer.THREAD_POLICY_ID;

public class DeadLock {
    public static void main(String[] args) {
        Makeup makeup = new Makeup(0,"王子");
        Makeup makeup2 = new Makeup(1,"灰姑娘");
        makeup.start();
        makeup2.start();
    }


}
   //口红 Lipstick
   //创建两个对象
    class Lipstick{}
    //镜子 mirror
    class Mirror{}

    //创建个Makeup类继承Thread
class Makeup extends Thread{
    static Lipstick lipstick = new Lipstick();  //static只执行一次 new
    static Mirror mirror = new Mirror();
    int choice;//选择
    String qirlName;//使用化妆品的人
        //有参
    public Makeup(int choice,String qirlName){
           this.choice=choice;
           this.qirlName=qirlName;
    }
    //重新run方法
        @Override
        public void run() {
            try {
                makeup();
            } catch (InterruptedException e) {
            }
        }
        //化妆互相有对方的锁，就是需要获取对方的资源
        private void makeup() throws InterruptedException {
        if (choice==0){
           synchronized (lipstick){//获取口红的锁 synchronized
               //输出谁获取口红的锁
               System.out.println(this.qirlName+"获得口红的锁");
               //休眠
               Thread.sleep(1000);
               synchronized (mirror){//获取镜子的锁 synchronized
                   //输出谁获得镜子的锁
                   System.out.println(this.qirlName+"获得镜子的锁");
                   //休眠
                   Thread.sleep(2000);
                }
              }
            }else{
            synchronized (mirror){
                System.out.println(this.qirlName+"获得镜子锁");
                Thread.sleep(2000);
                synchronized (lipstick){
                    System.out.println(this.qirlName+"获得口红的锁");
                    Thread.sleep(2000);
                }
            }

        }
        }
    }