YunZhu Net Technology Team
Dec 2, 2021 · Fundamentals
Overview and Implementation of an Upgradable ReentrantReadWriteLock in Java
This article explains the principles of Java's ReentrantReadWriteLock, details lock downgrade and upgrade mechanisms, provides a full source analysis of read and write lock implementations, and presents a custom upgradable lock with test code and performance observations.
JavaLockUpgradeMultithreading
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