Custom Error Handling in REST Controllers with Spring Boot

This guide shows you how to implement custom error handling in Spring Boot. We use not only the well-known ControllerAdvice and ExceptionHandler annotations but also DefaultErrorAttributes and ErrorController to make your custom error attributes uniform and consistent.

Introduction

First, this guide covers the basic topics: how to capture an exception at controller level in Spring Boot and map it to a given HTTP status code. We���ll do that with the @ExceptionHandler and @ControllerAdvice...