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ReentrantLock (重入锁) 源码浅析-wx5c78c8b1dbb1b的博客
source link: https://blog.51cto.com/14220760/2391256
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一、ReentrantLock简介ReentrantLock重入锁，顾名思义，就是支持重入的锁，它表示能够支持一个线程对资源的重复加锁；我们之前学习过Synchronized锁，它也是支持重入的一种锁，参考我的另一篇Synchronized锁的实现原理与应用，Synchronized支持隐式的重入锁，比如递归方法，在方法运行时，执行线程在获取到了锁之后仍能连续多次地获取锁；ReentrantLoc
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