Java ReentrantLock (Parts 1 and 2)

This video gives an overview of the concept of mutual exclusion and then explains how the ReentrantLock implements this concept in Java.

[SanjeevKumar-hjfb]

Respected Prof Doug, do we have any example in JDK or other place to undestand the use case you talked about Fraework and callback not resulting in deadlock if they use ReentrantLock?