Expanded class hierarchy of AccessResult in Drupal 9
- class \Drupal\Core\Access\AccessResult implements AccessResultInterface, RefinableCacheableDependencyInterface uses RefinableCacheableDependencyTrait
- class \Drupal\Core\Access\AccessResultAllowed
- class \Drupal\Core\Access\AccessResultForbidden implements AccessResultReasonInterface
- class \Drupal\Core\Access\AccessResultNeutral implements AccessResultReasonInterface
- class \Drupal\group\Access\GroupAccessResult