me.alidg.errors.mvc

Class ErrorsControllerAdvice

java.lang.Object

me.alidg.errors.mvc.ErrorsControllerAdvice

@RestControllerAdvice
public abstract class ErrorsControllerAdvice
extends Object

Tries its best to catch and handle all exceptions thrown inside the Web layer using WebErrorHandlers assistance.

Author:

Ali Dehghani

Constructor Summary

Constructors

Constructor and Description
ErrorsControllerAdvice(WebErrorHandlers errorHandlers, HttpErrorAttributesAdapter httpErrorAttributesAdapter) Initializing the rest controller advice by injecting the WebErrorHandlers bean.

Method Summary

Modifier and Type	Method and Description
org.springframework.http.ResponseEntity<?>	handleException(Throwable exception, org.springframework.web.context.request.WebRequest webRequest, Locale locale) Catches any exception and converts it to a HTTP response with appropriate status code and error code-message combinations.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ErrorsControllerAdvice

public ErrorsControllerAdvice(WebErrorHandlers errorHandlers,
                              HttpErrorAttributesAdapter httpErrorAttributesAdapter)

Initializing the rest controller advice by injecting the WebErrorHandlers bean.

Parameters:

errorHandlers - The exception handler collaborator.

httpErrorAttributesAdapter - To adapt our error representation to Spring Boot's representation of an error.

Throws:

NullPointerException - When one of the required parameters are null.

Method Detail

handleException

@ExceptionHandler
public org.springframework.http.ResponseEntity<?> handleException(Throwable exception,
                                                                                    org.springframework.web.context.request.WebRequest webRequest,
                                                                                    Locale locale)

Catches any exception and converts it to a HTTP response with appropriate status code and error code-message combinations.

Parameters:

exception - The caught exception.

webRequest - The current HTTP request.

locale - Determines the locale for message translation.

Returns:

A HTTP response with appropriate error body and status code.