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java并发编程 -CountDownLatch和CyclicBarrier在内部实现和场景上的区别-wavebeed的博...
source link: https://blog.51cto.com/14815984/2496009
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前言CountDownLatch和CyclicBarrier两个同为java并发编程的重要工具类，它们在诸多多线程并发或并行场景中得到了广泛的应用。但两者就其内部实现和使用场景而言是各有所侧重的。内部实现差异前者更多依赖经典的AQS机制和CAS机制来控制器内部状态的更迭和计数器本身的变化，而后者更多依靠可重入Lock等机制来控制其内部并发安全性和一致性。 { Sync AbstractQu
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