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This article demonstrates how to build a production-ready global logging system in SpringBoot using MDC for trace IDs, a Filter for request interception, AOP for automatic request/response logging, and custom Jackson serializers for sensitive data masking, plus best practices for async logging and thread-pool context propagation.
This guide walks through building a complete global exception handling system in SpringBoot using @ControllerAdvice and @ExceptionHandler, covering unified response structures, custom business exceptions, validation error handling, logging best practices, and security considerations to keep controllers clean and maintainable.
A comprehensive practical guide to implementing Domain-Driven Design in complex business systems, covering bounded context division using Event Storming and subdomain analysis, aggregate root and entity design with code examples, domain event patterns for decoupling and eventual consistency, and integrating DDD with Spring Boot's layered architecture using onion/clean architecture principles.
A comprehensive guide to building production-ready RESTful APIs using Spring Boot, covering resource naming conventions, HTTP verb semantics, unified response formats, global exception handling with @RestControllerAdvice, declarative validation via Hibernate Validator including group validation and custom constraints, distributed rate limiting with Redis and Lua scripts, and automated API documentation with SpringDoc OpenAPI.
This article details a production-ready QPS monitoring implementation for Spring Boot using sliding window algorithm with RingBuffer and LongAdder for high-concurrency safety, integrated with Micrometer for metrics exposure, covering algorithm design, code implementation, performance optimization, and distributed monitoring strategies.
This article critically examines JWT authentication, comparing it with Session and traditional token approaches, detailing its stateless advantage, CSRF implications, token revocation challenges, refresh strategies, size overhead, and concrete scenarios where JWT fits or fails.
