16、管程法

package com.syn;
public class TestPc {
    public static void main(String[] args) {
        SynContainer container = new SynContainer();
        new Productor(container).start();
        new Consumer(container).start();
    }
}
//生产者，继承线程类
class Productor extends Thread{
    SynContainer container;
    public Productor(SynContainer container){
        this.container=container;
    }
    @Override
    public void run() {
        for (int i = 0; i < 100; i++) {
            container.push(new RostChichen(i));
            System.out.println("生产者——生产了："+i+"只烧鸡");
        }
    }
}
//消费者，继承线程类
class Consumer extends Thread{
    SynContainer container;
    public Consumer (SynContainer container){
        this.container=container;
    }
    @Override
    public void run() {
        for (int i = 0; i < 100; i++) {
            System.out.println("消费者——消费了："+container.pop().id+"只烧鸡");
        }
    }
}
//产品
class RostChichen{
    int id;
    public RostChichen(int id){
        this.id=id;
    }
}
//同步缓冲区
class SynContainer{
    //建立一个数组，设定容器大小
    RostChichen[] rostChichens= new RostChichen[10];
    //容器计数器
    int count=0;
    //生产者放入产品
    public synchronized void push (RostChichen chichen){
        //如果容器满了，就要等待消费
        if (count == rostChichens.length){
            //通知消费者等待生产
            try{
                this.wait();
            }catch (InterruptedException e){
                e.printStackTrace();
            }
        }
        rostChichens[count]=chichen;
        count++;
        //可以通知消费者消费
        this.notifyAll();
    }
    //消费者消费产品
    public synchronized RostChichen pop(){
        //如果容器空了，就要等待生产
        if (count == 0){
            //等待生产者生产
            try{
                this.wait();
            }catch (InterruptedException e){
                e.printStackTrace();
            }
        }
        count--;
        RostChichen chichen = rostChichens[count];
        //吃完通知生产者
        this.notify();
        return chichen;
    }
}