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Top Architect
Top Architect
Nov 3, 2024 · Backend Development

Improving Spring Boot Controllers: From Bad Practices to Clean Design with @Valid and Global Exception Handling

This article examines common pitfalls in Spring Boot controller implementations, demonstrates how to refactor messy controllers into clean, maintainable code using @Valid for input validation and a centralized exception handler, and highlights best‑practice guidelines for backend development.

Backend DevelopmentController DesignJava
0 likes · 11 min read
Improving Spring Boot Controllers: From Bad Practices to Clean Design with @Valid and Global Exception Handling
Top Architect
Top Architect
Sep 24, 2024 · Backend Development

Improving Spring Boot Controllers: From Unclean to Elegant with Validation and Global Exception Handling

This article examines common pitfalls in Spring Boot controller implementations, demonstrates how excessive if‑else checks and business logic in controllers degrade code quality, and provides clean, refactored examples using @Valid validation, concise error handling, and a global exception handler to achieve more maintainable backend services.

Controller DesignJavaSpring Boot
0 likes · 11 min read
Improving Spring Boot Controllers: From Unclean to Elegant with Validation and Global Exception Handling