🚀 Spring Boot Production Patterns

Real-world Spring Boot patterns with working code & Docker setup.

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🎯 What is this?

Most tutorials show you how to build a Spring Boot app. This repo shows you what to do when it breaks in production.

Every pattern includes:

• ✅ Working Spring Boot code
• ✅ Docker Compose setup
• ✅ When to use & when NOT to use

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📦 Patterns

#	Pattern	Description	Status
01	Circuit Breaker	Stop cascading failures when a service goes down	✅ Done
02	Rate Limiting	Control how many requests a client can make	✅ Done
03	Retry Logic	Automatically retry failed operations with backoff	✅ Done
04	Idempotency	Prevent duplicate processing of the same request	✅ Done
05	Caching	Reduce DB load by serving repeated requests from cache	✅ Done
06	Bulkhead	Isolate failures using separate thread pools per service	✅ Done
07	Health Check	Monitor service health via actuator endpoints	✅ Done
08	Throttling	Control concurrent requests per user with Semaphore	✅ Done
09	Graceful Shutdown	Complete in-flight requests before shutting down	✅ Done
10	Dead Letter Queue	Preserve failed messages for retry and investigation	✅ Done

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🚀 Getting Started

Each pattern is standalone. Just go to any folder and run:

cd <pattern-folder>/<project-folder>
./mvnw spring-boot:run

Or with Docker:

cd <pattern-folder>
docker-compose up

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🤝 Contributing

Contributions are welcome! Please read CONTRIBUTING.md first.

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👨‍💻 Author

Prashant Maurya

• GitHub: @prashantpiyush1111
• LinkedIn: prashantpiyush1111

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📄 License

MIT License — free to use, modify, and distribute.