BlockingQueue的使用

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package test;import java.util.concurrent.ArrayBlockingQueue;import java.util.concurrent.BlockingQueue;import java.util.concurrent.TimeUnit;public class BlockingQueueTest {    public static void main(String[] args) throws InterruptedException {        final BlockingQueue queue = new ArrayBlockingQueue(20);        for (int i = 0; i < 20; i++) {            System.out.println("i"+i);            queue.put(i);        }        // for(int i=0;i<2;i++){        // new Thread("线程1"){        // public void run(){        // while(true){        // try {        // Thread.sleep(100);        // 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("线程2") {            public void run() {                boolean isActive = true;                while (isActive) {                    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!");                        Integer out = (Integer) queue.poll(1, TimeUnit.MINUTES);                        if(out == null){                            isActive = false;                        }                        System.out.println("取的次数" + out);                        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();                    }                }                System.out.println("线程退出");            }        }.start();    }}
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