Master Modern Java like a Pro: Pattern Matching in Switch — Part 4

Learn Pattern Matching with switch to write more expressive, type-safe, and cleaner code — with real-world examples.

Previous Part 3:

Master Modern Java like a Pro: Stream API Refactoring Tricks — Part 3

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👋 Hey developers,

Welcome to Part 4 of our “Master Modern Java like a Pro” series.

So far, we’ve explored:

• ✅ Java Records for clean and immutable data models
• ✅ Strategy Pattern + Lambdas to replace rigid if-else logic
• ✅ Streams API Refactoring tricks

Now it’s time to level up one of Java’s oldest constructs — the switch statement — with Pattern Matching, introduced in Java 17 (preview) and standardized in Java 21.