Java队列abstractqueuedsynchronizer 的相关内容

Java基础-抽象队列同步器:AbstractQueuedSynchronizer(2)-AQS的源码

NodeNode结点是对每一个等待获取资源的线程的封装包含了需要同步的线程本身及其等待状态，如是否被阻塞、是否等待唤醒、是否已经被取消等。变量waitStatus则表示当前Node结点的等待状态，共有5种取值。CANCELLED(1)：表示当前结点已取消调度。SIGNAL(-1)：表示后继结点在等待...

Java基础-抽象队列同步器:AbstractQueuedSynchronizer(1)

简介AQS定义了一套多线程访问共享资源的同步器框架。许多同步类实现都依赖于它，如常用的ReentrantLock/Semaphore/CountDownLatch。它维护了一个volatile int state（代表共享资源）和一个FIFO线程等待队列。多线程争用资源被阻塞时会进入此队列。AQS定...

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Java并发编程-队列同步器(AbstractQueuedSynchronizer)

章节目录 Lock接口与Synchronized的区别及特性队列同步器的接口与自定义锁示例队列同步器的实现分析 1.Lock接口与Synchronized的区别及特性特性描述尝试非阻塞性的获取锁当前线程尝试获取锁（自旋获取锁），如果这一时刻锁没有被其他线程获取到，则成功获取并持有锁能被...

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更新时间 2024-02-26 09:28:49

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