CountDownLatch 具体实例，注意

CountDownLatch是一个同步辅助工具，用于实现一个或多个线程等待其他线程操作完成。它通过给定一个同步状态数量进行初始化，并在执行过程中通过调用countDown方法来阻塞await方法，直到同步状态数量为0，然后释放所有阻塞的线程，立即返回结果。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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- *1* *2* [CountDownLatch原理以及使用案例](https://blog.csdn.net/wr_java/article/details/115127491)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
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