扩展线程池-线程执行前、后都可以添加操作

package net.shopxx;

import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

/**
 * 扩展线程池
 *
 * @author 八戒乡建 Team
 * @version 9.0
 */
public class ExtThreadPool {
    public static class MyTask implements Runnable{
    public String name;
    public MyTask(String name){
        this.name = name;
    }
        @Override
        public void run() {
            System.out.println("正在执行"+":Thread ID:"+Thread.currentThread().getId()+",Task Name"+name);
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }

    public static void main(String[] args) throws InterruptedException {
        ThreadPoolExecutor es = new ThreadPoolExecutor(5, 5, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>()) {
            @Override
            protected void beforeExecute(Thread t, Runnable r){
                System.out.println("准备执行："+((MyTask) r).name);
            }

            @Override
            protected void afterExecute(Runnable r, Throwable t) {
                System.out.println("执行完成："+((MyTask) r).name);
            }

            @Override
            protected void terminated() {
                System.out.println("线程池退出");
            }
        };

        for (int i = 0; i < 5; i++) {
            MyTask task = new MyTask("Task-geym-"+i);
            es.execute(task);
            Thread.sleep(1000);
        }

        es.shutdown();


    }
}