package com.basic;

import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

/**
 * @program JavaBooks
 * @description: CountDownLatch例子
 * @author: mf
 * @create: 2020/01/09 16:52
 */

public class T33 {

    // 请求的数量
    private static final int threadCount= 30;

    public static void main(String[] args) throws InterruptedException {
        ExecutorService service = Executors.newFixedThreadPool(10);
        CountDownLatch countDown