多线程之生产者消费者-Toy模板网

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目的是回顾多线程的几个api
多生产者+多消费者+共享池文章来源地址https://www.toymoban.com/news/detail-729879.html

public class Producer extends Thread{

    private Store s;

    private String name;

    public Producer(Store s,String name) {
        this.s = s;
        this.name = name;
    }

    @Override
    public void run() {
        while (true){
            synchronized (s){
                if(s.isFull()){
                    try {
                        s.wait();
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                } else{
                    try {
                        s.add(name);
                        Thread.sleep(300);
                        s.notifyAll();
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }
            }
        }
    }
}

public class Customer extends Thread{

    private Store s;

    private String name;

    public Customer(Store s,String name) {
        this.s = s;
        this.name = name;
    }

    @Override
    public void run() {
        while (true){
            synchronized (s){
                if(s.isEmpty()){
                    try {
                        s.wait();
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }else {
                    try {
                        s.get(name);
                        Thread.sleep(300);
                        s.notifyAll();
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }
            }

        }
    }
}

public class Store {

    private int size;

    private static final int MAX_SIZE = 20;

    public void get(String name) {
        size--;
        System.out.println("消费者  "+name+"取出商品,池子里剩余奖品数量：  "+size);
    }

    public void add(String name) {
        size++;
        System.out.println("生产者  "+name+"放入商品,池子里剩余奖品数量：  "+size);
    }

    public boolean isEmpty(){
        return size == 0;
    }

    public boolean isFull(){
        return size == MAX_SIZE;
    }

    public int getSize(){
        return size;
    }
}

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