Spring MVC Expcetion Handling

Spring MVC Exception Basic

Core

• HandlerExceptionResolver

Implementation

• SimpleMappingExpcetionResolver
• DefaultHandlerExceptionResolver
• ResponseStatusExceptionResolver
• ExeptionHandlerExceptionResolver

Spring MVC Exception Handle Methods

Method

• @ExceptionHandler

Add Location

• @Controller/@RestController
• @ControllerAdvice/@RestControllerAdvice

Low priority than @ExpceionHandler in controller class.

Add HTTP status annotation in Exception class.

Spring MVC Interceptor

Core

• HandlerInterceptor
• boolean preHandle()
• void postHandle()
• void afterCompletion()

@ResponceBody & ResponseEntity

• ResponseBodyAdvice

Async Request

• AsyncHandlerInterceptor
• void afterConcurrentHandlingStarted()

Interceptor Configuration

Normal Methods

• WebMvcConfigurer.addInterceptors()

Spring Boot

• Create a WebMvcConfiguere configuration class with annotation @Configuration
• No @EnableWebMvc(except you want control MVC configuration by yourself)