Tag: java
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ReentrantLock in Java
The Core Architecture 1. Basic Locking & Mutual Exclusion 2. The Meaning of “Re-entrant” 3. Execution Control: Fair vs. Unfair 4. Advanced Lock Interrogation (tryLock) Concrete Example – Movie Seat Booking Let’s apply this directly to the multi-threaded movie theater booking example. Advanced Signaling with newCondition() Mutual exclusion solves the problem of writing data safely,…
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OOP in a Nutshell – Java!
Object Orientend Programming – The Core Concept Think of OOP as creating blueprints for real-world entities. Instead of just writing lines of sequential logic, you group data and behavior together into a blueprint (Class) to create individual items (Objects). 4 Pillars of OOP Inheritance Children get features/traits from parents, It promotes code reuse and establishes…