Track

Design Patterns

Creational, structural, behavioral and microservices patterns with runnable Java code — and where Spring uses them.

Essential Design Patterns

Ten patterns every backend developer is asked about, with runnable Java code: Factory Method, Singleton, Builder, Strategy, Observer, Proxy, Adapter, Decorator, plus the microservices patterns Circuit Breaker and Saga — when to use each, look-alikes, and where Spring uses them.