Architect

Dec 4, 2023 · Backend Development

Mastering Unified Exception Handling in Spring: Clean Code, Better Readability

This article analyzes the problem of scattered try‑catch blocks in Java services, explains why per‑controller exception methods are cumbersome, and presents a unified exception handling solution using @ControllerAdvice, custom Assert utilities, enum‑based error codes, and environment‑aware response formatting, all illustrated with concrete code examples and test results.