Java使用阻塞队列BlockingQueue实现生产者消费者的方法

/**
 * Producer产生的馒头类
 * @author itmyhome
 *
 */
public class Mantou {
    private String mantou;
    public Mantou(String mantou) {
        this.mantou = mantou;
    }
    public String getMantou() {
        return mantou;
    }
    public void setMantou(String mantou) {
        this.mantou = mantou;
    }
}

import java.util.concurrent.BlockingQueue;
public class Producer implements Runnable {
    BlockingQueue<Mantou> queue;
    public Producer(BlockingQueue<Mantou> queue) {
        this.queue = queue;
    }
    @Override
    public void run() {
        // 生产馒头
        for (int i = 0; i < 100; i++) {
            Mantou mt = new Mantou("" + i);
            try {
                Thread.sleep(100);
                queue.put(mt);
                System.out.println("生产馒头: " + mt.getMantou());
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
        // 添加退出消息
        Mantou msg = new Mantou("exit");
        try {
            queue.put(msg);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

import java.util.concurrent.BlockingQueue;
public class Consumer implements Runnable {
    BlockingQueue<Mantou> queue;
    public Consumer(BlockingQueue<Mantou> queue) {
        this.queue = queue;
    }
    @Override
    public void run() {
        try {
            Mantou mantou;
            // 获取并处理消息直到接收到“exit”消息
            while (!(mantou = queue.take()).getMantou().equals("exit")) {
                Thread.sleep(100);
                System.out.println("消费馒头： " + mantou.getMantou());
            }
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
/**
 * @author itmyhome
 *
 */
public class ProducerConsumerService {
    public static void main(String[] args) {
        // 创建大小为10的 BlockingQueue
        BlockingQueue<Mantou> queue = new ArrayBlockingQueue<Mantou>(10);
        Producer producer = new Producer(queue);
        Consumer consumer = new Consumer(queue);
        // 开启 producer线程向队列中生产消息
        new Thread(producer).start();
        //开启 consumer线程 中队列中消费消息
        new Thread(consumer).start();
        System.out.println("Producer and Consumer has been started");
    }
}