Package com.endurancetrio.app.common.utils

Class ErrorPageUtils

java.lang.Object

com.endurancetrio.app.common.utils.ErrorPageUtils

public final class ErrorPageUtils
extends Object

Utility class with shared methods for building and rendering error pages.

Centralizes logic that is common between EnduranceTrioErrorController and EnduranceTrioExceptionHandlerWeb to avoid code duplication.

Method Summary

Modifier and Type	Method	Description
static org.springframework.web.servlet.ModelAndView	buildErrorModelAndView(@NonNull org.springframework.http.HttpStatus status, @NonNull String message, List<ErrorDTO> errors, @NonNull jakarta.servlet.http.HttpServletRequest request, @NonNull MessageService messageService, @NonNull AppProperties appProperties)	Builds a complete ModelAndView for an error page.
static PageMetadata	createErrorPageMetadata(int statusCode, @NonNull jakarta.servlet.http.HttpServletRequest request, @NonNull Locale locale, @NonNull MessageService messageService, @NonNull AppProperties appProperties)	Creates a PageMetadata object for an error page using the appropriate i18n message keys based on the HTTP status code.
static String	errorView(int statusCode)	Resolves an HTTP status code to the corresponding error view name.

Methods inherited from class java.lang.Object

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

Method Details

errorView

public static String errorView(int statusCode)

Resolves an HTTP status code to the corresponding error view name.

Parameters:

statusCode - the HTTP status code (e.g. 403, 404, 500)

Returns:

the Thymeleaf view name for the error page (e.g. error/403)

createErrorPageMetadata

public static PageMetadata createErrorPageMetadata(int statusCode,
 @NonNull jakarta.servlet.http.HttpServletRequest request,
 @NonNull Locale locale,
 @NonNull MessageService messageService,
 @NonNull AppProperties appProperties)

Creates a PageMetadata object for an error page using the appropriate i18n message keys based on the HTTP status code.

Parameters:

statusCode - the HTTP status code (e.g. 403, 404, 500)

request - the current HTTP request, used for URL construction

locale - the resolved locale for i18n messages

messageService - the service used to retrieve i18n messages

appProperties - the application properties for metadata configuration

Returns:

a fully populated PageMetadata instance

buildErrorModelAndView

public static org.springframework.web.servlet.ModelAndView buildErrorModelAndView(@NonNull org.springframework.http.HttpStatus status,
 @NonNull String message,
 List<ErrorDTO> errors,
 @NonNull jakarta.servlet.http.HttpServletRequest request,
 @NonNull MessageService messageService,
 @NonNull AppProperties appProperties)

Builds a complete ModelAndView for an error page. Resolves the locale, creates the page metadata, and populates the model with standard error attributes.

Parameters:

status - the HTTP status of the response

message - the human-readable error message

errors - an optional list of structured ErrorDTO objects, may be null

request - the current HTTP request

messageService - the service used to retrieve i18n messages

appProperties - the application properties for metadata configuration

Returns:

a fully initialised ModelAndView ready for rendering