Java Programming for Complete Beginners - Java 16 - Step 03 - Enter Locks with ReEntrantLock

The video tutorial explains the use of locks in Java programming to manage thread safety, offering an alternative to the synchronized keyword. It covers the implementation of locks, specifically reentrant locks, and discusses their advantages in breaking synchronized code into smaller, manageable parts. The tutorial also explores advanced lock methods like tryLock and their practical applications, providing a comprehensive understanding of how locks can enhance code flexibility and efficiency.

Describe the functionality of the tryLock method.

What happens when a thread tries to acquire a lock that is already held by another thread?

How can locks improve the flexibility of code execution in a multi-threaded environment?