The last main group of settings on the entity type plugins are the handlers. Handlers are the objects used by the entity API to manage various tasks related to entities. The Node entity type is a good example to look at, because it defines quite a lot of them, giving us an opportunity to learn:
* handlers = { * "storage" = "Drupal\node\NodeStorage", * "storage_schema" = "Drupal\node\NodeStorageSchema", * "view_builder" = "Drupal\node\NodeViewBuilder", * "access" = "Drupal\node\NodeAccessControlHandler", * "views_data" = "Drupal\node\NodeViewsData", * "form" = { * "default" = "Drupal\node\NodeForm", * "delete" = "Drupal\node\Form\NodeDeleteForm", * "edit" = "Drupal\node\NodeForm" * }, * "route_provider" = { * "html" = "Drupal\node\Entity\NodeRouteProvider", ...
