生产者消费者项目


package studybymyself;

import java.util.LinkedList;

/**  
* 描述:生产者生产5个苹果,停止生产,并告诉消费者。
* 让消费者消费完5个苹果后,停止消费,并告诉生产者。
* 生产者继续生产5个苹果~~~~~循环4轮
*  
*  苹果、篮子、生产者、消费者对象   那么需要写4个类
* @author ASUS  
* @date 2018年7月30日
*/
public class ProductorConsumerDemo {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
        Basket basket = new Basket();
        Productor productor = new Productor(basket);
        Consumer consumer = new Consumer(basket);
        productor.start();
        consumer.start();
	}
}

class Productor extends Thread{
	private Basket basket = null;

	/**
	 * @param basket
	 */
	public Productor(Basket basket) {
		super();
		this.basket = basket;
	}

	@Override
	public void run() {
		basket.pushTimes();
	}
	
}
class Consumer extends Thread{
	private Basket basket = null;

	/**
	 * @param basket
	 */
	public Consumer(Basket basket) {
		super();
		this.basket = basket;
	}
	@Override
	public void run() {
		basket.popTimes();
	}
	
}
class Apples{
	private int id;

	/**
	 * @param id
	 */
	public Apples(int id) {
		this.id = id;
	}

	@Override
	public String toString() {
		return "Apples [id=" + id + "]";
	}
	
	
}
class Basket{
	private LinkedList<Apples> basket = new LinkedList<Apples>();
	public synchronized void pushTimes(){
		for(int i = 0;i < 20;i++) {
			Apples apple = new Apples(i);
			push(apple);
		}
	}
	public synchronized void popTimes(){
		for(int i = 0;i < 20;i++) {
			pop();
		}
	}
	//生产者放苹果
	public void push(Apples apple) {
		//当篮子当中有5个苹果时,进入等待
		if(basket.size() ==5) {
			try {
				wait();
			} catch (InterruptedException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		try {
			Thread.sleep(500);
		} catch (InterruptedException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		basket.add(apple);
		System.out.println("存放:"+apple.toString());
		notify();//通知消费者来消费
	}
	//消费者吃苹果
		public  void pop() {
			//当篮子当中没苹果时,进入等待
			if(basket.size() ==0) {
				try {
					wait();
				} catch (InterruptedException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
			try {
				Thread.sleep(500);
			} catch (InterruptedException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			Apples apple = basket.removeLast();
			System.out.println("吃掉:"+apple.toString());
			notify();//通知生产者来生产
		}
	
}

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转载自blog.csdn.net/qq_41974391/article/details/81346310