spring-boot-rest-controller

What problem does it solve?

Provides a standardized blueprint for implementing Spring Boot REST controllers with consistent request handling, validation, and OpenAPI documentation, reducing boilerplate and ensuring quality API design.

Core Features & Use Cases

• Clear controller structure with @RestController, @RequestMapping, and proper HTTP method mappings.
• Validation of incoming requests using @Valid and JSR-303 annotations, plus cohesive error handling and DTO usage.
• OpenAPI annotations for automatic API documentation and discoverability across endpoints.
• Applicable to creating new endpoints or refactoring existing controllers to align with best practices.

Quick Start

Follow these guidelines to implement a new REST endpoint with validation and OpenAPI documentation.