【JUC系列】LOCK框架系列之三同步工具类 CountDownLatch

顧棟发布时间：2022-04-26 06:00:00 ，浏览量：1

CountDownLatch

文章目录

CountDownLatch
- 主要成员
- - 构造函数
  - 成员变量
  - 内部类Sync
  - 核心方法
- 示例
- - 使用场景一
  - 使用场景二
- 源码解析

一种并发流程控制的工具类。

主要成员构造函数

接收参数count，代表可以有几个线程持有共享锁。不能小于0。

    public CountDownLatch(int count) {
        if (count


    
        
        
        
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【JUC系列】LOCK框架系列之三 同步工具类 CountDownLatch

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【JUC系列】LOCK框架系列之三同步工具类 CountDownLatch