Java 线程池测试类，java线程测试类,import java.

Java 线程池测试类，java线程测试类,import java.

import java.io.Serializable;import java.util.concurrent.ArrayBlockingQueue;import java.util.concurrent.ThreadPoolExecutor;import java.util.concurrent.TimeUnit;public class TestThreadPool {    private static int produceTaskSleepTime = 2;    private static int consumeTaskSleepTime = 2000;    private static int produceTaskMaxNumber = 10;    public static void main(String[] args) {        // 构造一个线程池        ThreadPoolExecutor threadPool = new ThreadPoolExecutor(2, 4, 3,                TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(2),                new ThreadPoolExecutor.DiscardOldestPolicy());        for (int i = 1; i <= produceTaskMaxNumber; i++) {            try {                // 产生一个任务，并将其加入到线程池                String task = "task@ " + i;                System.out.println("put " + task);                threadPool.execute(new ThreadPoolTask(task));                // 便于观察，等待一段时间                Thread.sleep(produceTaskSleepTime);            } catch (Exception e) {                e.printStackTrace();            }        }    }    /**     * 线程池执行的任务     *      * @author hdpan     */    public static class ThreadPoolTask implements Runnable, Serializable {        private static final long serialVersionUID = 0;        // 保存任务所需要的数据        private Object threadPoolTaskData;        ThreadPoolTask(Object tasks) {            this.threadPoolTaskData = tasks;        }        public void run() {            // 处理一个任务，这里的处理方式太简单了，仅仅是一个打印语句            System.out.println("start .." + threadPoolTaskData);            try {                // //便于观察，等待一段时间                Thread.sleep(consumeTaskSleepTime);            } catch (Exception e) {                e.printStackTrace();            }            threadPoolTaskData = null;        }        public Object getTask() {            return this.threadPoolTaskData;        }    }}