Exception handling one of the core concepts which is really necessary when we build an application using spring boot. So in REST API development, it carries a bigger role. So in this tutorial, I’m going to explain how we can configure exception handling in spring boot REST API.
Main topics we are going to discuss here,
- Create a new spring boot project
- Adding Required Dependencies
- Implementing Endpoints
- Defining Entity Classes
- Service and Rest Controller
- Defining Global Exception Handler in Spring Boot
- Defining Custom Exceptions
- Throwing Exceptions
- Handling exception using Optional
- Handling exceptions manually
- Testing API
- Using Localization (i18n) with Custom Exceptions in Spring Boot
- Conclusion
Technologies Going to Use,
- Spring Boot: 2.3.4.RELEASE
- Spring Data
- Spring Cloud OpenFeign
- Lombok
- Gradle
- Intellij Idea for IDE
📄 Original Tutorial Exception Handling Spring Boot REST API
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