34 lines
1.0 KiB
Java
34 lines
1.0 KiB
Java
package com.inmind.wait_notify08;
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public class BaoZiPu implements Runnable{
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BaoZi baoZi;
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//构造方法来对baozi属性赋值
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public BaoZiPu(BaoZi baoZi) {
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this.baoZi = baoZi;
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}
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@Override
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public void run() {
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//如果有包子就等着，如果没有包子就做一个包子
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while (true) {
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//使用同步代码块解决线程安全问题
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synchronized (baoZi){
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if (baoZi.flag) {
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//如果有包子就等着
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try {
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baoZi.wait();//让当前线程等待，释放锁对象
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}else {
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//如果没有包子就做一个包子
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System.out.println("包子铺做了一个包子");
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baoZi.flag = true;
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baoZi.notify();//唤醒顾客线程，通知包子做好了
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}
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}
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}
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}
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}
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