ResultVo

Java Architect Essentials

Jun 26, 2022 · Backend Development

Unified Controller Layer Handling, Validation, and Exception Management in Spring Boot

This article explains how to structure a Spring Boot controller layer by separating URL, request method, request data, and response data, then introduces unified status‑code packaging with ResultVo, parameter validation using @Validated, and centralized exception handling with @RestControllerAdvice and AOP to produce consistent API responses.