package org.hongxi.whatsmars.javase.thread;

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;

public class BlockingQueueTest {
    public static void main(String[] args) {
        final BlockingQueue<Integer> queue = new ArrayBlockingQueue<Integer>(3);
        for (int i = 0; i < 2; i++) {
            new Thread() {
                public void run() {
                    while (true) {
                        try {
                            Thread.sleep((long) (Math.random() * 1000));
                            System.out.println(Thread.currentThread().getName()
                                    + "准备放数据!");
                            queue.put(1);
                            System.out.println(Thread.currentThread().getName()
                                    + "已经放了数据，" + "队列目前有" + queue.size()
                                    + "个数据");
                        } catch (InterruptedException e) {
                            e.printStackTrace();
                        }
                    }
                }

            }.start();
        }

        new Thread() {
            public void run() {
                while (true) {
                    try {
                        // 将此处的睡眠时间分别改为100和1000，观察运行结果
                        Thread.sleep(1000);
                        System.out.println(Thread.currentThread().getName()
                                + "准备取数据!");
                        queue.take();
                        System.out.println(Thread.currentThread().getName()
                                + "已经取走数据，" + "队列目前有" + queue.size() + "个数据");
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }
            }
        }.start();
    }
}
