Expanded class hierarchy of CustomPageExceptionHtmlSubscriber in Drupal 9
- class \Drupal\Core\EventSubscriber\HttpExceptionSubscriberBase implements \Symfony\Component\EventDispatcher\EventSubscriberInterface
- class \Drupal\cas\Subscriber\CasForcedAuthSubscriber
- class \Drupal\Core\EventSubscriber\DefaultExceptionHtmlSubscriber
- class \Drupal\Core\EventSubscriber\CustomPageExceptionHtmlSubscriber
- class \Drupal\webform\EventSubscriber\WebformDefaultExceptionHtmlSubscriber uses StringTranslationTrait
- class \Drupal\webform\EventSubscriber\WebformExceptionHtmlSubscriber uses StringTranslationTrait
- class \Drupal\Core\EventSubscriber\ExceptionJsonSubscriber
- class \Drupal\Core\EventSubscriber\ExceptionTestSiteSubscriber
- class \Drupal\Core\EventSubscriber\Fast404ExceptionHtmlSubscriber
- class \Drupal\moderated_content_bulk_publish\EventSubscriber\HandlerFor403AccessDenied
- class \Drupal\moderated_content_bulk_publish\EventSubscriber\HandlerFor403AccessDenied
- class \Drupal\r4032login\EventSubscriber\R4032LoginSubscriber
- class \Drupal\serialization\EventSubscriber\DefaultExceptionSubscriber
- class \Drupal\social_group_secret\EventSubscriber\SocialGroupSecretSubscriber
- class \Drupal\social_group_secret\EventSubscriber\SocialGroupSecretSubscriber
- class \Drupal\social_group_secret\EventSubscriber\SocialGroupSecretSubscriber
- class \Drupal\social_group_secret\EventSubscriber\SocialGroupSecretSubscriber
- class \Drupal\unpublished_nodes_redirect\EventSubscriber\UnpublishedNodesRedirectOn403Subscriber