Expanded class hierarchy of FieldHandlerInterface in Drupal 9
- interface \Drupal\Component\Plugin\PluginInspectionInterface; interface \Drupal\Component\Plugin\DerivativeInspectionInterface
- interface \Drupal\views\Plugin\views\ViewsPluginInterface
- interface \Drupal\views\Plugin\views\exposed_form\ExposedFormPluginInterface
- interface \Drupal\views\Plugin\views\ViewsHandlerInterface
- interface \Drupal\views\Plugin\views\field\FieldHandlerInterface
- interface \Drupal\views\Plugin\views\field\MultiItemsFieldHandlerInterface
- interface \Drupal\views\Plugin\views\field\FieldHandlerInterface
- interface \Drupal\views\Plugin\views\ViewsPluginInterface