Expanded class hierarchy of ContactForm in Drupal 8

class \Drupal\Core\Entity\EntityBase implements EntityInterface uses RefinableCacheableDependencyTrait, DependencySerializationTrait
- class \Drupal\apigee_edge\Entity\EdgeEntityBase implements EdgeEntityInterface
- class \Drupal\Core\Config\Entity\ConfigEntityBase implements ConfigEntityInterface uses SynchronizableEntityTrait, PluginDependencyTrait
  - class \Drupal\access_by_ref\Entity\Abrconfig implements AbrconfigInterface
  - class \Drupal\access_filter\Entity\Filter implements FilterInterface
  - class \Drupal\acquia_contenthub\Entity\ContentHubEntityTypeConfig implements ContentHubEntityTypeConfigInterface
  - class \Drupal\acquia_contenthub_subscriber\Entity\ContentHubFilter implements ContentHubFilterInterface
  - class \Drupal\advancedqueue\Entity\Queue implements QueueInterface
  - class \Drupal\agreement\Entity\Agreement
  - class \Drupal\amp\Entity\AmpMetadata implements AmpMetadataInterface
  - class \Drupal\analytics\Entity\AnalyticsService implements AnalyticsServiceInterface, EntityWithPluginCollectionInterface
  - class \Drupal\apachesolr_confgen\Entity\TextField implements TextFieldInterface
  - class \Drupal\apachesolr_confgen\Entity\TextFile implements TextFileInterface
  - class \Drupal\apachesolr_multilingual\Entity\SolrFieldType implements SolrFieldTypeInterface
  - class \Drupal\apigee_edge_teams\Entity\TeamRole implements TeamRoleInterface
  - class \Drupal\asset_injector\Entity\AssetInjectorBase implements AssetInjectorInterface, EntityWithPluginCollectionInterface
  - class \Drupal\asset_injector\Entity\AssetInjectorBase implements AssetInjectorInterface
  - class \Drupal\authorization\Entity\AuthorizationProfile uses StringTranslationTrait
  - class \Drupal\author_pane\Entity\AuthorPane
  - class \Drupal\autoban\Entity\Autoban
  - class \Drupal\avatars\Entity\AvatarGenerator implements AvatarGeneratorInterface, EntityWithPluginCollectionInterface
  - class \Drupal\avatars\Entity\AvatarKitEntityMap implements AvatarKitEntityMapInterface
  - class \Drupal\avatars\Entity\AvatarKitService implements AvatarKitServiceInterface
  - class \Drupal\backup_migrate\Entity\Schedule
  - class \Drupal\backup_migrate\Entity\SettingsProfile implements SettingsProfileInterface
  - class \Drupal\backup_migrate\Entity\WrapperEntityBase implements EntityWithPluginCollectionInterface
  - class \Drupal\bbb_node\Entity\BBBNodeType implements BBBNodeTypeInterface
  - class \Drupal\bibcite\Entity\CslStyle implements CslStyleInterface
  - class \Drupal\bibcite_entity\Entity\ContributorCategory implements ContributorCategoryInterface
  - class \Drupal\bibcite_entity\Entity\ContributorRole implements ContributorRoleInterface
  - class \Drupal\blazy\Dejavu\BlazyConfigEntityBase implements BlazyConfigEntityBaseInterface
  - class \Drupal\blockgroup\Entity\BlockGroupContent implements BlockGroupContentInterface
  - class \Drupal\blocktabs\Entity\Blocktabs implements BlocktabsInterface, EntityWithPluginCollectionInterface
  - class \Drupal\block\Entity\Block implements BlockInterface, EntityWithPluginCollectionInterface
  - class \Drupal\block_styles\Entity\BlockStyle implements BlockStyleInterface
  - class \Drupal\block_visibility_groups\Entity\BlockVisibilityGroup implements BlockVisibilityGroupInterface
  - class \Drupal\breakpoint\Breakpoint
  - class \Drupal\breakpoint\BreakpointGroup
  - class \Drupal\brightcove\Entity\BrightcoveAPIClient implements BrightcoveAPIClientInterface
  - class \Drupal\brightcove\Entity\BrightcoveAPIClient implements BrightcoveAPIClientInterface
  - class \Drupal\bueditor\Entity\BUEditorButton
  - class \Drupal\bueditor\Entity\BUEditorButton
  - class \Drupal\bueditor\Entity\BUEditorEditor
  - class \Drupal\bueditor\Entity\BUEditorEditor
  - class \Drupal\business_rules\Entity\BusinessRule implements BusinessRuleInterface
  - class \Drupal\business_rules\Entity\BusinessRulesItemBase implements ItemInterface
  - class \Drupal\captcha\Entity\CaptchaPoint implements CaptchaPointInterface
  - class \Drupal\ccl\Entity\CustomContextualLink implements CustomContextualLinkInterface
  - class \Drupal\cer\Entity\CorrespondingReference implements CorrespondingReferenceInterface
  - class \Drupal\ckeditor_templates_ui\Entity\CkeditorTemplates implements CkeditorTemplatesUiInterface
  - class \Drupal\classy_paragraphs\Entity\ClassyParagraphsStyle implements ClassyParagraphsStyleInterface
  - class \Drupal\cmis\Entity\CmisConnectionEntity implements CmisConnectionEntityInterface
  - class \Drupal\cmis\Entity\CmisConnectionEntity implements CmisConnectionEntityInterface
  - class \Drupal\cms_content_sync\Entity\Flow implements FlowInterface
  - class \Drupal\cms_content_sync\Entity\Pool implements PoolInterface
  - class \Drupal\colorapi\Entity\Color implements ColorInterface
  - class \Drupal\colossal_menu\Entity\Menu implements MenuInterface
  - class \Drupal\commerce_checkout\Entity\CheckoutFlow implements CheckoutFlowInterface
  - class \Drupal\commerce_email\Entity\Email implements EmailInterface
  - class \Drupal\commerce_exchanger\Entity\ExchangeRates implements ExchangeRatesInterface
  - class \Drupal\commerce_number_pattern\Entity\NumberPattern implements NumberPatternInterface
  - class \Drupal\commerce_payment\Entity\PaymentGateway implements PaymentGatewayInterface
  - class \Drupal\commerce_price\Entity\Currency implements CurrencyInterface
  - class \Drupal\commerce_recurring\Entity\BillingSchedule implements BillingScheduleInterface
  - class \Drupal\commerce_shipping\Entity\PackageType implements PackageTypeInterface
  - class \Drupal\commerce_tax\Entity\TaxType implements TaxTypeInterface
  - class \Drupal\config_entity_example\Entity\Robot
  - class \Drupal\config_perms\Entity\CustomPermsEntity implements CustomPermsEntityInterface
  - class \Drupal\config_perms\Entity\CustomPermsEntity implements CustomPermsEntityInterface
  - class \Drupal\config_role_split\Entity\RoleSplitEntity implements RoleSplitEntityInterface
  - class \Drupal\config_selector\Entity\Feature implements FeatureInterface
  - class \Drupal\config_selector\Entity\Feature implements FeatureInterface
  - class \Drupal\config_snapshot\Entity\ConfigSnapshot implements ConfigSnapshotInterface
  - class \Drupal\config_split\Entity\ConfigSplitEntity implements ConfigSplitEntityInterface
  - class \Drupal\config_test\Entity\ConfigTest implements ConfigTestInterface
  - class \Drupal\content_calendar\Entity\ContentTypeConfig implements ContentTypeConfigInterface
  - class \Drupal\content_moderation_notifications\Entity\ContentModerationNotification implements ContentModerationNotificationInterface
  - class \Drupal\content_moderation_notifications\Entity\ContentModerationNotification implements ContentModerationNotificationInterface
  - class \Drupal\content_moderation_notifications\Entity\ContentModerationNotification
  - class \Drupal\content_translation_redirect\Entity\ContentTranslationRedirect implements ContentTranslationRedirectInterface
  - class \Drupal\context\Entity\Context implements ContextInterface
  - class \Drupal\context\Entity\Context implements ContextInterface
  - class \Drupal\context\Entity\Context implements ContextInterface
  - class \Drupal\Core\Config\Entity\ConfigEntityBundleBase
    class \Drupal\bat\Entity\TypeGroupBundle implements TypeGroupBundleInterface
    
    class \Drupal\bat_booking\Entity\BookingBundle implements BookingBundleInterface
    
    class \Drupal\bat_event\Entity\EventType implements EventTypeInterface
    
    class \Drupal\bat_event_series\Entity\EventSeriesType implements EventSeriesTypeInterface
    
    class \Drupal\bat_unit\Entity\TypeBundle implements TypeBundleInterface
    
    class \Drupal\bat_unit\Entity\UnitBundle implements UnitBundleInterface
    
    class \Drupal\bibcite_entity\Entity\ReferenceType implements ReferenceTypeInterface
    
    class \Drupal\block_content\Entity\BlockContentType implements BlockContentTypeInterface
    
    class \Drupal\build_hooks\Entity\FrontendEnvironment implements FrontendEnvironmentInterface, EntityWithPluginCollectionInterface
    
    class \Drupal\colossal_menu\Entity\LinkType implements LinkTypeInterface
    
    class \Drupal\comment\Entity\CommentType implements CommentTypeInterface
    
    class \Drupal\commerce\Entity\CommerceBundleEntityBase implements CommerceBundleEntityInterface
    
    class \Drupal\commerce_product\Entity\ProductAttribute implements ProductAttributeInterface
    
    class \Drupal\commerce_product_bundle\Entity\ProductBundleItemType implements BundleItemTypeInterface
    
    class \Drupal\commerce_product_bundle\Entity\ProductBundleType implements BundleTypeInterface
    
    class \Drupal\commerce_stock_local\Entity\StockLocationType implements StockLocationTypeInterface
    
    class \Drupal\commerce_wishlist\Entity\WishlistType implements WishlistTypeInterface
    
    class \Drupal\config_entity_revisions\Entity\ConfigEntityRevisionsType implements ConfigEntityRevisionsTypeInterface
    
    class \Drupal\config_entity_revisions\Entity\ConfigEntityRevisionsType implements ConfigEntityRevisionsTypeInterface
    
    class \Drupal\config_pages\Entity\ConfigPagesType implements ConfigPagesTypeInterface
    
    class \Drupal\config_pages\Entity\ConfigPagesType implements ConfigPagesTypeInterface
    
    class \Drupal\config_pages\Entity\ConfigPagesType implements ConfigPagesTypeInterface
    
    class \Drupal\contact\Entity\ContactForm implements ContactFormInterface
    class \Drupal\contact_form_revisions\Entity\ContactFormRevisions implements ConfigEntityRevisionsConfigEntityInterface uses ConfigEntityRevisionsConfigEntityTrait
    
    class \Drupal\course\Entity\CourseEnrollmentType
    
    class \Drupal\course\Entity\CourseEnrollmentType
    
    class \Drupal\course\Entity\CourseObjectType
    
    class \Drupal\course\Entity\CourseObjectType
    
    class \Drupal\course\Entity\CourseType
    
    class \Drupal\course\Entity\CourseType
    
    class \Drupal\crm_core_activity\Entity\ActivityType implements ActivityTypeInterface
    
    class \Drupal\crm_core_activity\Entity\ActivityType implements ActivityTypeInterface
    
    class \Drupal\crm_core_activity\Entity\ActivityType implements ActivityTypeInterface
    
    class \Drupal\crm_core_contact\Entity\IndividualType implements EntityDescriptionInterface, RevisionableEntityBundleInterface, ContactTypeInterface
    
    class \Drupal\crm_core_contact\Entity\IndividualType implements EntityDescriptionInterface, RevisionableEntityBundleInterface, ContactTypeInterface
    
    class \Drupal\crm_core_contact\Entity\IndividualType implements EntityDescriptionInterface, RevisionableEntityBundleInterface, ContactTypeInterface
    
    class \Drupal\crm_core_contact\Entity\OrganizationType implements EntityDescriptionInterface, RevisionableEntityBundleInterface, ContactTypeInterface
    
    class \Drupal\crm_core_contact\Entity\OrganizationType implements EntityDescriptionInterface, RevisionableEntityBundleInterface, ContactTypeInterface
    
    class \Drupal\crm_core_contact\Entity\OrganizationType implements EntityDescriptionInterface, RevisionableEntityBundleInterface, ContactTypeInterface
    
    class \Drupal\crop\Entity\CropType implements \Drupal\crop\Entity\IteratorAggregate, CropTypeInterface
    
    class \Drupal\crop\Entity\CropType implements \Drupal\crop\Entity\IteratorAggregate, CropTypeInterface
    
    class \Drupal\easy_email\Entity\EasyEmailType implements EasyEmailTypeInterface
    
    class \Drupal\eck\Entity\EckEntityBundle implements EckEntityBundleInterface
    
    class \Drupal\entityform\Entity\EntityformType
    
    class \Drupal\entityqueue\Entity\EntityQueue implements EntityWithPluginCollectionInterface, EntityQueueInterface
    
    class \Drupal\entity_legal\Entity\EntityLegalDocument implements EntityLegalDocumentInterface
    
    class \Drupal\entity_module_test\Entity\EnhancedEntityBundle implements EntityDescriptionInterface, RevisionableEntityBundleInterface
    
    class \Drupal\entity_test\Entity\EntityTestBundle implements EntityDescriptionInterface
    
    class \Drupal\event\Entity\EventType implements EventTypeInterface
    
    class \Drupal\feeds\Entity\FeedType implements EntityWithPluginCollectionInterface, FeedTypeInterface
    
    class \Drupal\field_collection\Entity\FieldCollection implements FieldCollectionInterface
    
    class \Drupal\field_collection\Entity\FieldCollection implements FieldCollectionInterface
    
    class \Drupal\file_entity\Entity\FileType implements FileTypeInterface
    
    class \Drupal\flag\Entity\Flag implements FlagInterface
    
    class \Drupal\flag_lists\Entity\FlaggingCollectionType implements FlaggingCollectionTypeInterface
    
    class \Drupal\flipping_book\Entity\FlippingBookType implements FlippingBookTypeInterface
    
    class \Drupal\gdpr_tasks\Entity\TaskType implements TaskTypeInterface
    
    class \Drupal\gdpr_tasks\Entity\TaskType implements TaskTypeInterface
    
    class \Drupal\group\Entity\GroupContentType implements GroupContentTypeInterface
    
    class \Drupal\group\Entity\GroupType implements GroupTypeInterface
    
    class \Drupal\group_content_menu\Entity\GroupContentMenuType
    
    class \Drupal\heartbeat\Entity\HeartbeatType implements HeartbeatTypeInterface
    
    class \Drupal\homebox\Entity\Homebox implements HomeboxInterface
    
    class \Drupal\log\Entity\LogType implements LogTypeInterface
    
    class \Drupal\mailing_list\Entity\MailingList implements MailingListInterface
    
    class \Drupal\media\Entity\MediaType implements EntityWithPluginCollectionInterface, MediaTypeInterface
    
    class \Drupal\media_entity\Entity\MediaBundle implements EntityDescriptionInterface, EntityWithPluginCollectionInterface, MediaBundleInterface
    
    class \Drupal\merci_line_item\Entity\MerciLineItemType implements MerciLineItemTypeInterface
    
    class \Drupal\message\Entity\MessageTemplate implements MessageTemplateInterface
    
    class \Drupal\multiversion\Entity\WorkspaceType implements WorkspaceTypeInterface
    
    class \Drupal\node\Entity\NodeType implements NodeTypeInterface
    
    class \Drupal\og_menu\Entity\OgMenu implements OgMenuInterface
    
    class \Drupal\openapi_test\Entity\OpenApiTestEntityType implements OpenApiTestEntityTypeInterface
    
    class \Drupal\openapi_test\Entity\OpenApiTestEntityType implements OpenApiTestEntityTypeInterface
    
    class \Drupal\opigno_calendar_event\Entity\CalendarEventType
    
    class \Drupal\opigno_module\Entity\OpignoActivityType implements OpignoActivityTypeInterface
    
    class \Drupal\opigno_module\Entity\OpignoAnswerType implements OpignoAnswerTypeInterface
    
    class \Drupal\paragraphs\Entity\ParagraphsType implements EntityWithPluginCollectionInterface, ParagraphsTypeInterface
    
    class \Drupal\profile\Entity\ProfileType implements ProfileTypeInterface
    
    class \Drupal\quiz\Entity\QuizQuestionType
    
    class \Drupal\quiz\Entity\QuizQuestionType
    
    class \Drupal\quiz\Entity\QuizResultAnswerType
    
    class \Drupal\quiz\Entity\QuizResultAnswerType
    
    class \Drupal\quiz\Entity\QuizResultType
    
    class \Drupal\quiz\Entity\QuizResultType
    
    class \Drupal\quiz\Entity\QuizType
    
    class \Drupal\quiz\Entity\QuizType
    
    class \Drupal\recently_read\Entity\RecentlyReadType implements RecentlyReadTypeInterface
    
    class \Drupal\redhen_connection\Entity\ConnectionType implements ConnectionTypeInterface
    
    class \Drupal\redhen_contact\Entity\ContactType implements ContactTypeInterface
    
    class \Drupal\redhen_org\Entity\OrgType implements OrgTypeInterface
    
    class \Drupal\relation\Entity\RelationType implements RelationTypeInterface
    
    class \Drupal\relation\Entity\RelationType implements EntityDescriptionInterface, RelationTypeInterface
    
    class \Drupal\rng\Entity\RegistrantType implements RegistrantTypeInterface
    
    class \Drupal\rng\Entity\RegistrantType implements RegistrantTypeInterface
    
    class \Drupal\rng\Entity\RegistrationType implements RegistrationTypeInterface
    
    class \Drupal\rng\Entity\RegistrationType implements RegistrationTypeInterface
    
    class \Drupal\rng_contact\Entity\RngContactType implements RngContactTypeInterface
    
    class \Drupal\scheduled_updates\Entity\ScheduledUpdateType implements ScheduledUpdateTypeInterface
    
    class \Drupal\search_api_saved_searches\Entity\SavedSearchType implements SavedSearchTypeInterface
    
    class \Drupal\shortcut\Entity\ShortcutSet implements ShortcutSetInterface
    
    class \Drupal\simple_megamenu\Entity\SimpleMegaMenuType implements SimpleMegaMenuTypeInterface
    
    class \Drupal\site_settings\Entity\SiteSettingEntityType implements SiteSettingEntityTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_post\Entity\PostType implements PostTypeInterface
    
    class \Drupal\social_queue_storage\Entity\QueueStorageEntityType implements QueueStorageEntityTypeInterface
    
    class \Drupal\social_queue_storage\Entity\QueueStorageEntityType implements QueueStorageEntityTypeInterface
    
    class \Drupal\statusmessage\Entity\StatusType implements StatusTypeInterface
    
    class \Drupal\support_ticket\Entity\SupportTicketType implements SupportTicketTypeInterface
    
    class \Drupal\taxonomy\Entity\Vocabulary implements VocabularyInterface
    
    class \Drupal\token_custom\Entity\TokenCustomType implements TokenCustomTypeInterface
    
    class \Drupal\transaction\Entity\TransactionType implements TransactionTypeInterface
    
    class \Drupal\votingapi\Entity\VoteType implements VoteTypeInterface
    
    class \Drupal\webform\Entity\Webform implements WebformInterface uses StringTranslationTrait
    
    class \Drupal\yamlform\Entity\YamlForm implements YamlFormInterface uses StringTranslationTrait
  - class \Drupal\Core\Datetime\Entity\DateFormat implements DateFormatInterface
  - class \Drupal\Core\Entity\EntityDisplayBase implements EntityDisplayInterface
  - class \Drupal\Core\Entity\EntityDisplayModeBase implements EntityDisplayModeInterface
  - class \Drupal\Core\Field\FieldConfigBase implements FieldConfigInterface uses FieldInputValueNormalizerTrait
  - class \Drupal\courier\Entity\CourierContext implements CourierContextInterface
  - class \Drupal\courier\Entity\GlobalTemplateCollection implements GlobalTemplateCollectionInterface
  - class \Drupal\crm_core_match\Entity\Matcher implements MatcherConfigInterface
  - class \Drupal\crm_core_match\Entity\Matcher implements MatcherConfigInterface
  - class \Drupal\crm_core_match\Entity\Matcher implements MatcherConfigInterface
  - class \Drupal\crossdomain\Entity\Crossdomain implements CrossdomainInterface
  - class \Drupal\ctools_wizard_test\Entity\ExampleConfigEntity implements ExampleConfigEntityInterface
  - class \Drupal\currency\Entity\Currency implements CurrencyInterface
  - class \Drupal\currency\Entity\CurrencyLocale implements CurrencyLocaleInterface uses StringTranslationTrait
  - class \Drupal\customfilter\Entity\CustomFilter implements CustomFilterInterface
  - class \Drupal\custom_formatters\Entity\Formatter implements FormatterInterface
  - class \Drupal\custom_pub\Entity\CustomPublishingOption implements CustomPublishingOptionInterface
  - class \Drupal\dashboards\Entity\Dashboard implements SectionListInterface uses SectionStorageTrait
  - class \Drupal\data\Entity\TableConfig implements TableConfigInterface
  - class \Drupal\data_policy\Entity\InformBlock implements InformBlockInterface
  - class \Drupal\date_recur\Entity\DateRecurInterpreter implements DateRecurInterpreterInterface
  - class \Drupal\dfp\Entity\Tag implements TagInterface
  - class \Drupal\domain\Entity\Domain implements DomainInterface uses StringTranslationTrait
  - class \Drupal\domain_alias\Entity\DomainAlias implements DomainAliasInterface
  - class \Drupal\draggable_dashboard\Entity\DashboardEntity implements DashboardEntityInterface
  - class \Drupal\draggable_dashboard\Entity\DashboardEntity implements DashboardEntityInterface
  - class \Drupal\drupal_slider\Entity\DrupalSliderSlide
  - class \Drupal\drupal_slider\Entity\DrupalSliderSlide
  - class \Drupal\drupal_slider\Entity\DrupalSliderSlideGrouping
  - class \Drupal\drupal_slider\Entity\DrupalSliderSlideGrouping
  - class \Drupal\dynamic_layouts\Entity\DynamicLayout implements DynamicLayoutInterface
  - class \Drupal\dynamic_layouts\Entity\DynamicLayoutSettings implements DynamicLayoutSettingsInterface
  - class \Drupal\easy_email_override\Entity\EmailOverride implements EmailOverrideInterface
  - class \Drupal\eck\Entity\EckEntityType implements EckEntityTypeInterface uses StringTranslationTrait
  - class \Drupal\editor\Entity\Editor implements EditorInterface
  - class \Drupal\elasticsearch_connector\Entity\Cluster
  - class \Drupal\elasticsearch_connector\Entity\Cluster
  - class \Drupal\elasticsearch_connector\Entity\Cluster
  - class \Drupal\elasticsearch_connector\Entity\Cluster
  - class \Drupal\elasticsearch_connector\Entity\Cluster
  - class \Drupal\elasticsearch_connector\Entity\Index
  - class \Drupal\elasticsearch_connector\Entity\Index
  - class \Drupal\elasticsearch_connector\Entity\Index
  - class \Drupal\elasticsearch_connector\Entity\Index
  - class \Drupal\elasticsearch_connector\Entity\Index
  - class \Drupal\elfinder\Entity\elFinderProfile
  - class \Drupal\embed\Entity\EmbedButton implements EmbedButtonInterface uses StringTranslationTrait
  - class \Drupal\encrypt\Entity\EncryptionProfile implements EntityWithPluginCollectionInterface, EncryptionProfileInterface uses StringTranslationTrait
  - class \Drupal\entityform\Entity\EntityformType
  - class \Drupal\entity_browser\Entity\EntityBrowser implements EntityWithPluginCollectionInterface, EntityBrowserInterface
  - class \Drupal\entity_browser\Entity\EntityBrowser implements EntityWithPluginCollectionInterface, EntityBrowserInterface
  - class \Drupal\entity_export_csv\Entity\EntityExportCsv implements EntityExportCsvInterface
  - class \Drupal\entity_extra_field\Entity\EntityExtraField implements EntityExtraFieldInterface
  - class \Drupal\entity_legal\Entity\EntityLegalDocument implements EntityLegalDocumentInterface
  - class \Drupal\entity_print\Entity\PdfEngine implements PdfEngineInterface
  - class \Drupal\entity_print\Entity\PrintEngineStorage implements PrintEngineStorageInterface
  - class \Drupal\entity_share_client\Entity\ImportConfig implements ImportConfigInterface
  - class \Drupal\entity_share_client\Entity\Remote implements RemoteInterface
  - class \Drupal\entity_share_client\Entity\Remote implements RemoteInterface
  - class \Drupal\entity_share_client\Entity\Remote implements RemoteInterface
  - class \Drupal\entity_share_server\Entity\Channel implements ChannelInterface
  - class \Drupal\entity_share_server\Entity\Channel implements ChannelInterface
  - class \Drupal\entity_share_server\Entity\Channel implements ChannelInterface
  - class \Drupal\entity_update_tests\Entity\EntityUpdateTestsConfigEntity
  - class \Drupal\environment\Entity\Environment implements EnvironmentInterface
  - class \Drupal\environment_indicator\Entity\EnvironmentIndicator implements ConfigEntityInterface
  - class \Drupal\environment_indicator\Entity\EnvironmentIndicator implements ConfigEntityInterface
  - class \Drupal\eu_cookie_compliance\Entity\CookieCategory implements CookieCategoryInterface
  - class \Drupal\external_link_popup\Entity\ExternalLinkPopup implements \Drupal\external_link_popup\Entity\JsonSerializable, ExternalLinkPopupInterface
  - class \Drupal\facets\Entity\Facet implements FacetInterface
  - class \Drupal\facets\Entity\FacetSource implements FacetSourceInterface
  - class \Drupal\facets_summary\Entity\FacetsSummary implements FacetsSummaryInterface
  - class \Drupal\fac\Entity\FacConfig implements FacConfigInterface
  - class \Drupal\features\Entity\FeaturesBundle implements FeaturesBundleInterface
  - class \Drupal\features\Entity\FeaturesBundle implements FeaturesBundleInterface
  - class \Drupal\feed_import_base\Entity\FeedImporter implements FeedImporterInterface
  - class \Drupal\field\Entity\FieldStorageConfig implements FieldStorageConfigInterface
  - class \Drupal\field_inheritance\Entity\FieldInheritance implements FieldInheritanceInterface
  - class \Drupal\field_validation\Entity\FieldValidationRuleSet implements EntityWithPluginCollectionInterface, FieldValidationRuleSetInterface
  - class \Drupal\filter\Entity\FilterFormat implements EntityWithPluginCollectionInterface, FilterFormatInterface
  - class \Drupal\fixed_block_content\Entity\FixedBlockContent implements FixedBlockContentInterface
  - class \Drupal\flags\Entity\FlagMapping
  - class \Drupal\flag_lists\Entity\FlagForList implements FlagForListInterface
  - class \Drupal\flexiform_wizard\Entity\Wizard implements EntityWithPluginCollectionInterface
  - class \Drupal\flexslider\Entity\Flexslider implements FlexsliderInterface
  - class \Drupal\flickity\Entity\FlickityGroup implements FlickityGroupInterface
  - class \Drupal\flickity\Entity\FlickityGroup implements FlickityGroupInterface
  - class \Drupal\fontyourface\Entity\FontDisplay implements FontDisplayInterface
  - class \Drupal\footable\Entity\FooTableBreakpoint implements FooTableBreakpointInterface
  - class \Drupal\footable\Entity\FooTableBreakpoint implements FooTableBreakpointInterface
  - class \Drupal\forms_steps\Entity\FormsSteps implements FormsStepsInterface
  - class \Drupal\gathercontent\Entity\GathercontentMapping implements GathercontentMappingInterface
  - class \Drupal\gathercontent\Entity\Mapping implements MappingInterface uses StringTranslationTrait
  - class \Drupal\gathercontent\Entity\Mapping implements MappingInterface
  - class \Drupal\gathercontent\Entity\Mapping implements MappingInterface
  - class \Drupal\gdpr_fields\Entity\GdprFieldConfigEntity
  - class \Drupal\gdpr_fields\Entity\GdprFieldConfigEntity
  - class \Drupal\geocoder\Entity\GeocoderProvider implements EntityWithPluginCollectionInterface, GeocoderProviderInterface
  - class \Drupal\google_adwords_path\Entity\GoogleAdwordsPathConfig implements ConfigEntityInterface
  - class \Drupal\google_analytics_et\Entity\GoogleAnalyticsEventTracker implements GoogleAnalyticsEventTrackerInterface
  - class \Drupal\google_analytics_et\Entity\GoogleAnalyticsEventTracker implements GoogleAnalyticsEventTrackerInterface
  - class \Drupal\google_api_client\Entity\GoogleApiServiceClient implements GoogleApiServiceClientInterface
  - class \Drupal\google_api_client\Entity\GoogleApiServiceClient implements GoogleApiServiceClientInterface
  - class \Drupal\google_tag\Entity\Container implements ConfigEntityInterface, EntityWithPluginCollectionInterface uses StringTranslationTrait
  - class \Drupal\graphql\Entity\QueryMap implements QueryMapInterface
  - class \Drupal\graphql\Entity\Server implements ServerInterface uses DependencySerializationTrait
  - class \Drupal\gridbuilder\Grid
  - class \Drupal\gridstack\Entity\GridStack implements GridStackInterface
  - class \Drupal\gridstack\Entity\GridStackBase implements GridStackBaseInterface
  - class \Drupal\group\Entity\GroupRole implements GroupRoleInterface
  - class \Drupal\http_client_manager\Entity\HttpConfigRequest implements HttpConfigRequestInterface
  - class \Drupal\http_client_manager\Entity\HttpConfigRequest implements HttpConfigRequestInterface
  - class \Drupal\http_response_headers\Entity\ResponseHeader implements ResponseHeaderInterface
  - class \Drupal\imageapi_optimize\Entity\ImageAPIOptimizePipeline implements EntityWithPluginCollectionInterface, ImageAPIOptimizePipelineInterface
  - class \Drupal\imageapi_optimize\Entity\ImageAPIOptimizePipeline implements EntityWithPluginCollectionInterface, ImageAPIOptimizePipelineInterface
  - class \Drupal\imagezoom\Entity\ImageZoomOptions implements ImageZoomOptionsInterface
  - class \Drupal\image\Entity\ImageStyle implements EntityWithPluginCollectionInterface, ImageStyleInterface
  - class \Drupal\imce\Entity\ImceProfile
  - class \Drupal\imce\Entity\ImceProfile
  - class \Drupal\invite\Entity\InviteSender implements InviteTypeInterface
  - class \Drupal\invite\Entity\InviteType implements InviteTypeInterface
  - class \Drupal\isotope\Entity\Presentation implements PresentationInterface
  - class \Drupal\jsonapi_extras\Entity\JsonapiResourceConfig
  - class \Drupal\jsonapi_extras\Entity\JsonapiResourceConfig
  - class \Drupal\jsonapi_extras\Entity\JsonapiResourceConfig
  - class \Drupal\js_injector\Entity\Rule implements RuleInterface
  - class \Drupal\jw_player\Entity\Jw_player implements Jw_playerInterface uses StringTranslationTrait
  - class \Drupal\key\Entity\Key implements EntityWithPluginCollectionInterface, KeyInterface
  - class \Drupal\key\Entity\KeyConfigOverride implements KeyConfigOverrideInterface
  - class \Drupal\languagefield\Entity\CustomLanguage implements CustomLanguageInterface
  - class \Drupal\language\Entity\ConfigurableLanguage implements ConfigurableLanguageInterface
  - class \Drupal\language\Entity\ContentLanguageSettings implements ContentLanguageSettingsInterface
  - class \Drupal\layout\Config\DisplayBase implements DisplayInterface
  - class \Drupal\layout_builder_browser\Entity\LayoutBuilderBrowserBlock
  - class \Drupal\layout_builder_browser\Entity\LayoutBuilderBrowserBlockCategory
  - class \Drupal\layout_builder_styles\Entity\LayoutBuilderStyle implements LayoutBuilderStyleInterface
  - class \Drupal\layout_library\Entity\Layout implements SectionListInterface uses SectionStorageTrait
  - class \Drupal\ldap_query\Entity\QueryEntity implements QueryEntityInterface
  - class \Drupal\ldap_query\Entity\QueryEntity implements QueryEntityInterface
  - class \Drupal\ldap_servers\Entity\Server implements ServerInterface uses StringTranslationTrait, LdapTransformationTraits
  - class \Drupal\ldap_servers\Entity\Server implements LdapProtocolInterface, ServerInterface
  - class \Drupal\library\Entity\LibraryAction implements LibraryActionInterface
  - class \Drupal\lingotek\Entity\LingotekConfigMetadata implements LingotekConfigMetadataInterface
  - class \Drupal\lingotek\Entity\LingotekConfigMetadata implements LingotekConfigMetadataInterface
  - class \Drupal\lingotek\Entity\LingotekProfile implements LingotekProfileInterface
  - class \Drupal\lingotek\Entity\LingotekProfile implements LingotekIntelligenceMetadataInterface, LingotekProfileInterface
  - class \Drupal\linkit\Entity\Profile implements EntityWithPluginCollectionInterface, ProfileInterface
  - class \Drupal\linkit\Entity\Profile implements EntityWithPluginCollectionInterface, ProfileInterface
  - class \Drupal\local_fonts\Entity\LocalFontConfigEntity implements LocalFontConfigEntityInterface
  - class \Drupal\lockr\Entity\Secret implements SecretInterface
  - class \Drupal\login_destination\Entity\LoginDestination implements LoginDestinationInterface uses StringTranslationTrait
  - class \Drupal\login_destination\Entity\LoginDestination implements LoginDestinationInterface
  - class \Drupal\maestro\Entity\MaestroTemplate
  - class \Drupal\mailchimp_signup\Entity\MailchimpSignup implements MailchimpSignupInterface
  - class \Drupal\mandrill_activity\Entity\MandrillActivity implements MandrillActivityInterface
  - class \Drupal\mandrill_template\Entity\MandrillTemplateMap implements MandrillTemplateMapInterface
  - class \Drupal\mass_contact\Entity\MassContactCategory implements MassContactCategoryInterface
  - class \Drupal\media_bulk_upload\Entity\MediaBulkConfig implements MediaBulkConfigInterface
  - class \Drupal\media_entity\MediaBundle
  - class \Drupal\media_watermark\Entity\MediaWatermark implements MediaWatermarkInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\mentions\Entity\MentionsType implements MentionsTypeInterface
  - class \Drupal\menu_link_config\Entity\MenuLinkConfig implements MenuLinkConfigInterface
  - class \Drupal\menu_position\Entity\MenuPositionRule implements EntityWithPluginCollectionInterface, MenuPositionRuleInterface
  - class \Drupal\menu_token\Entity\LinkConfigurationStorage implements LinkConfigurationStorageInterface
  - class \Drupal\message_digest\Entity\MessageDigestInterval implements MessageDigestIntervalInterface
  - class \Drupal\metatag\Entity\MetatagDefaults implements MetatagDefaultsInterface
  - class \Drupal\micon\Entity\Micon implements MiconInterface
  - class \Drupal\migrate_plus\Entity\Migration implements MigrationInterface
  - class \Drupal\migrate_plus\Entity\Migration implements MigrationInterface
  - class \Drupal\migrate_plus\Entity\Migration implements MigrationInterface
  - class \Drupal\migrate_plus\Entity\Migration implements MigrationInterface
  - class \Drupal\migrate_plus\Entity\MigrationGroup implements MigrationGroupInterface
  - class \Drupal\migrate_plus\Entity\MigrationGroup implements MigrationGroupInterface
  - class \Drupal\migrate_plus\Entity\MigrationGroup implements MigrationGroupInterface
  - class \Drupal\migrate_plus\Entity\MigrationGroup implements MigrationGroupInterface
  - class \Drupal\migrate_plus\Entity\MigrationGroup implements MigrationGroupInterface
  - class \Drupal\module_builder\Entity\ModuleBuilderModule implements ComponentInterface
  - class \Drupal\module_builder_test_component_type\Entity\TestComponent implements ComponentInterface
  - class \Drupal\module_installer_config_test\Entity\TestConfigType
  - class \Drupal\mollie_payment\Entity\MollieProfile implements MollieProfileInterface
  - class \Drupal\monitoring\Entity\SensorConfig implements SensorConfigInterface
  - class \Drupal\monitoring_multigraph\Entity\Multigraph implements MultigraphInterface
  - class \Drupal\name\Entity\NameFormat implements NameFormatInterface
  - class \Drupal\name\Entity\NameListFormat implements NameListFormatInterface
  - class \Drupal\node_limit\Entity\NodeLimit implements NodeLimitInterface
  - class \Drupal\oauth2_server\Entity\Client implements ClientInterface
  - class \Drupal\oauth2_server\Entity\Scope implements ScopeInterface
  - class \Drupal\oauth2_server\Entity\Server implements ServerInterface
  - class \Drupal\oembed\Entity\Provider implements ProviderInterface
  - class \Drupal\og\Entity\OgMembershipType implements OgMembershipTypeInterface
  - class \Drupal\openlayers\Entity\OpenlayersControl implements OpenlayersControlInterface
  - class \Drupal\openlayers\Entity\OpenlayersInteraction implements OpenlayersInteractionInterface
  - class \Drupal\openlayers\Entity\OpenlayersLayer implements OpenlayersLayerInterface
  - class \Drupal\openlayers\Entity\OpenlayersMap implements EntityWithPluginCollectionInterface, OpenlayersMapInterface
  - class \Drupal\openlayers\Entity\OpenlayersSource implements OpenlayersSourceInterface
  - class \Drupal\openlayers\Entity\OpenlayersStyle implements OpenlayersStyleInterface
  - class \Drupal\pagerer\Entity\PagererPreset uses SchemaCheckTrait
  - class \Drupal\pagerer\Entity\PagererPreset uses SchemaCheckTrait
  - class \Drupal\page_manager\Entity\Page implements PageInterface
  - class \Drupal\page_manager\Entity\Page implements PageInterface
  - class \Drupal\page_manager\Entity\PageVariant implements PageVariantInterface
  - class \Drupal\page_manager\Entity\PageVariant implements PageVariantInterface
  - class \Drupal\paragraphs_browser\Entity\BrowserType implements BrowserTypeInterface
  - class \Drupal\paragraphs_ee\Entity\ParagraphsCategory implements ParagraphsCategoryInterface
  - class \Drupal\paragraphs_grid\Entity\GridEntity implements GridEntityInterface
  - class \Drupal\paragraphs_sets\Entity\ParagraphsSet implements ParagraphsSetInterface
  - class \Drupal\paragraphs_sets\Entity\ParagraphsSet implements ParagraphsSetInterface
  - class \Drupal\parallax_bg\Entity\ParallaxElement implements ParallaxElementInterface
  - class \Drupal\pardot\Entity\PardotCampaign
  - class \Drupal\pardot\Entity\PardotContactFormMap
  - class \Drupal\pardot\Entity\PardotScore
  - class \Drupal\password_policy\Entity\PasswordPolicy implements PasswordPolicyInterface
  - class \Drupal\pathauto\Entity\PathautoPattern implements PathautoPatternInterface
  - class \Drupal\payment\Entity\PaymentMethodConfiguration implements PaymentMethodConfigurationInterface
  - class \Drupal\payment\Entity\PaymentStatus implements PaymentStatusInterface
  - class \Drupal\permissions_by_term\Entity\Config\Settings
  - class \Drupal\permissions_by_term\Entity\Config\Settings
  - class \Drupal\pfdp\Entity\DirectoryEntity implements DirectoryEntityInterface
  - class \Drupal\price\Entity\Currency implements CurrencyInterface
  - class \Drupal\price\Entity\PriceModifier implements PriceModifierInterface
  - class \Drupal\prod_check\Entity\ProdCheck implements EntityWithPluginCollectionInterface, ProdCheckConfigInterface
  - class \Drupal\prod_check\Entity\ProdCheckProcessor implements EntityWithPluginCollectionInterface, ProdCheckProcessorConfigInterface
  - class \Drupal\profile\Entity\ProfileType implements ProfileTypeInterface
  - class \Drupal\purge\Plugin\Purge\Purger\PurgerSettingsBase implements PurgerSettingsInterface
  - class \Drupal\quicktabs\Entity\QuickTabsInstance implements QuickTabsInstanceInterface
  - class \Drupal\quiz\Entity\QuizFeedbackType implements RulesUiComponentProviderInterface
  - class \Drupal\quiz\Entity\QuizFeedbackType implements RulesUiComponentProviderInterface
  - class \Drupal\rabbit_hole\Entity\BehaviorSettings implements BehaviorSettingsInterface
  - class \Drupal\rate\Entity\RateWidget implements RateWidgetInterface
  - class \Drupal\rdf\Entity\RdfMapping implements RdfMappingInterface
  - class \Drupal\recaptcha_v3\Entity\ReCaptchaV3Action implements ReCaptchaV3ActionInterface
  - class \Drupal\redhen_connection\Entity\ConnectionRole implements ConnectionRoleInterface
  - class \Drupal\replication\Entity\ReplicationSettings implements ReplicationSettingsInterface
  - class \Drupal\replication\Entity\ReplicationSettings implements ReplicationSettingsInterface
  - class \Drupal\responsive_image\Entity\ResponsiveImageStyle implements ResponsiveImageStyleInterface
  - class \Drupal\responsive_preview\Entity\Device implements DeviceInterface
  - class \Drupal\rest\Entity\RestResourceConfig implements RestResourceConfigInterface
  - class \Drupal\rlayout\RLayout
  - class \Drupal\rng\Entity\EventType implements EventTypeInterface
  - class \Drupal\rng\Entity\EventTypeRule implements EventTypeRuleInterface
  - class \Drupal\rng\Entity\EventTypeRule implements EventTypeRuleInterface
  - class \Drupal\rng\Entity\RngEventType implements EventTypeInterface
  - class \Drupal\royalslider\Entity\RoyalSliderOptionSetEntity implements RoyalSliderOptionSetInterface
  - class \Drupal\rrssb\Entity\RRSSBButtonSet
  - class \Drupal\rules\Entity\ReactionRuleConfig implements RulesUiComponentProviderInterface
  - class \Drupal\rules\Entity\RulesComponentConfig implements RulesUiComponentProviderInterface
  - class \Drupal\salesforce\Entity\SalesforceAuthConfig implements EntityWithPluginCollectionInterface uses StringTranslationTrait
  - class \Drupal\salesforce\Entity\SalesforceAuthConfig implements EntityInterface
  - class \Drupal\salesforce_mapping\Entity\SalesforceMapping implements SalesforceMappingInterface uses StringTranslationTrait
  - class \Drupal\salesforce_mapping\Entity\SalesforceMapping implements SalesforceMappingInterface
  - class \Drupal\saml_sp\Entity\Idp implements IdpInterface
  - class \Drupal\saml_sp\Entity\Idp implements IdpInterface
  - class \Drupal\script_manager\Entity\Script implements EntityWithPluginCollectionInterface, ScriptInterface
  - class \Drupal\search\Entity\SearchPage implements EntityWithPluginCollectionInterface, SearchPageInterface
  - class \Drupal\search_api\Entity\Index implements IndexInterface uses InstallingTrait, LoggerTrait
  - class \Drupal\search_api\Entity\Server implements ServerInterface uses InstallingTrait, LoggerTrait
  - class \Drupal\search_api_autocomplete\Entity\Search implements SearchInterface
  - class \Drupal\search_api_page\Entity\SearchApiPage implements SearchApiPageInterface
  - class \Drupal\search_api_solr\Entity\AbstractSolrEntity implements SolrConfigInterface
  - class \Drupal\search_api_solr\Entity\SolrFieldType implements SolrFieldTypeInterface
  - class \Drupal\search_api_solr_multilingual\Entity\SolrFieldType implements SolrFieldTypeInterface
  - class \Drupal\search_api_sorts\Entity\SearchApiSortsField
  - class \Drupal\search_autocomplete\Entity\AutocompletionConfiguration implements AutocompletionConfigurationInterface
  - class \Drupal\services\Entity\ServiceEndpoint implements ServiceEndpointInterface
  - class \Drupal\services\Entity\ServiceResource implements ServiceResourceInterface
  - class \Drupal\services_api_key_auth\Entity\ApiKey implements ApiKeyInterface
  - class \Drupal\services_api_key_auth\Entity\ApiKey implements ApiKeyInterface
  - class \Drupal\sharemessage\Entity\ShareMessage implements ShareMessageInterface
  - class \Drupal\sharerich\Entity\Sharerich implements SharerichInterface
  - class \Drupal\simplenews\Entity\Newsletter implements NewsletterInterface
  - class \Drupal\simplenews\Entity\Newsletter implements NewsletterInterface
  - class \Drupal\simple_access\Entity\SimpleAccessGroup implements SimpleAccessGroupInterface
  - class \Drupal\simple_access\Entity\SimpleAccessProfile implements SimpleAccessProfileInterface
  - class \Drupal\simple_block\Entity\SimpleBlock implements SimpleBlockInterface
  - class \Drupal\simple_oauth\Entity\AccessTokenResource implements AccessTokenResourceInterface
  - class \Drupal\simple_oauth\Entity\Oauth2TokenType implements Oauth2TokenTypeInterface uses ConfigEntityLockableTrait
  - class \Drupal\simple_oauth\Entity\Oauth2TokenType implements Oauth2TokenTypeInterface uses ConfigEntityLockableTrait
  - class \Drupal\simple_oauth\Entity\Oauth2TokenType implements Oauth2TokenTypeInterface uses ConfigEntityLockableTrait
  - class \Drupal\simple_sitemap_engines\Entity\SearchEngine
  - class \Drupal\simple_styleguide\Entity\StyleguidePattern implements StyleguidePatternInterface
  - class \Drupal\skinr\Entity\Skin implements SkinInterface
  - class \Drupal\slick\Entity\Slick implements SlickInterface
  - class \Drupal\slick\Entity\SlickBase implements SlickBaseInterface
  - class \Drupal\slider_pro\Entity\SliderPro implements SliderProInterface
  - class \Drupal\smart_date\Entity\SmartDateFormat implements SmartDateFormatInterface
  - class \Drupal\smart_date\Entity\SmartDateFormat implements SmartDateFormatInterface
  - class \Drupal\sms\Entity\PhoneNumberSettings implements PhoneNumberSettingsInterface
  - class \Drupal\sms\Entity\SmsGateway implements EntityWithPluginCollectionInterface, SmsGatewayInterface
  - class \Drupal\spamicide\Entity\Spamicide implements SpamicideInterface
  - class \Drupal\synonyms\Entity\Synonym implements SynonymInterface
  - class \Drupal\system\Entity\Action implements EntityWithPluginCollectionInterface, ActionConfigEntityInterface
  - class \Drupal\system\Entity\Menu implements MenuInterface
  - class \Drupal\taxonomy_menu\Entity\TaxonomyMenu implements TaxonomyMenuInterface
  - class \Drupal\tb_megamenu\Entity\MegaMenuConfig implements MegaMenuConfigInterface
  - class \Drupal\tca\Entity\TcaSettings implements TcaSettingsInterface
  - class \Drupal\Tests\Core\Config\Entity\Fixtures\ConfigEntityBaseWithPluginCollections implements EntityWithPluginCollectionInterface
  - class \Drupal\themekey\Entity\ThemeKeyRule implements ThemeKeyRuleInterface
  - class \Drupal\theme_switcher\Entity\ThemeSwitcherRule implements EntityWithPluginCollectionInterface, ThemeSwitcherRuleInterface
  - class \Drupal\tmgmt\Entity\Translator implements TranslatorInterface
  - class \Drupal\toc_api\Entity\TocType implements TocTypeInterface
  - class \Drupal\toolbar_menu\Entity\ToolbarMenuElement
  - class \Drupal\toolbar_menu\Entity\ToolbarMenuElement
  - class \Drupal\tooltip_taxonomy\Entity\FilterCondition implements FilterConditionInterface
  - class \Drupal\tour\Entity\Tour implements TourInterface
  - class \Drupal\transaction\Entity\TransactionOperation implements TransactionOperationInterface
  - class \Drupal\uc_country\Entity\Country implements CountryInterface
  - class \Drupal\uc_fulfillment\Entity\FulfillmentMethod implements FulfillmentMethodInterface
  - class \Drupal\uc_order\Entity\OrderStatus implements OrderStatusInterface
  - class \Drupal\uc_payment\Entity\PaymentMethod implements PaymentMethodInterface
  - class \Drupal\uc_quote\Entity\ShippingQuoteMethod implements ShippingQuoteMethodInterface
  - class \Drupal\uc_tax\Entity\TaxRate implements TaxRateInterface
  - class \Drupal\ultimate_cron\Entity\CronJob implements CronJobInterface
  - class \Drupal\upgrade_status_test_error\UpgradeStatusTestErrorEntity
  - class \Drupal\url_redirect\Entity\UrlRedirect implements UrlRedirectInterface
  - class \Drupal\url_redirect\Entity\UrlRedirect implements UrlRedirectInterface
  - class \Drupal\userprotect\Entity\ProtectionRule implements EntityWithPluginCollectionInterface, ProtectionRuleInterface
  - class \Drupal\user\Entity\Role implements RoleInterface
  - class \Drupal\user_badges\Entity\BadgeType implements BadgeTypeInterface
  - class \Drupal\user_default_page\Entity\UserDefaultPageConfigEntity implements UserDefaultPageConfigEntityInterface
  - class \Drupal\user_default_page\Entity\UserDefaultPageConfigEntity implements UserDefaultPageConfigEntityInterface
  - class \Drupal\user_restrictions\Entity\UserRestrictions implements UserRestrictionInterface
  - class \Drupal\video_transcode\Entity\Preset
  - class \Drupal\views\Entity\View implements ViewEntityInterface
  - class \Drupal\views\ViewStorage implements ViewStorageInterface
  - class \Drupal\views_config_entity_test\Entity\ViewsConfigEntityTest
  - class \Drupal\view_mode_page\Entity\ViewmodepagePattern implements ViewmodepagePatternInterface
  - class \Drupal\webform\Entity\WebformOptions implements WebformOptionsInterface uses StringTranslationTrait
  - class \Drupal\webform_access\Entity\WebformAccessGroup implements WebformAccessGroupInterface uses StringTranslationTrait
  - class \Drupal\webform_access\Entity\WebformAccessType implements WebformAccessTypeInterface uses StringTranslationTrait
  - class \Drupal\webform_composite\Entity\WebformComposite implements WebformCompositeInterface
  - class \Drupal\webform_content_creator\Entity\WebformContentCreatorEntity implements WebformContentCreatorInterface uses StringTranslationTrait
  - class \Drupal\webform_image_select\Entity\WebformImageSelectImages implements WebformImageSelectImagesInterface uses StringTranslationTrait
  - class \Drupal\webform_options_custom\Entity\WebformOptionsCustom implements WebformOptionsCustomInterface uses StringTranslationTrait
  - class \Drupal\webform_scheduled_tasks\Entity\WebformScheduledTask implements EntityWithPluginCollectionInterface, WebformScheduledTaskInterface
  - class \Drupal\webhooks\Entity\WebhookConfig implements WebhookConfigInterface
  - class \Drupal\wordfilter\Entity\WordfilterConfiguration implements WordfilterConfigurationInterface
  - class \Drupal\workbench_access\Entity\AccessScheme implements EntityWithPluginCollectionInterface, AccessSchemeInterface
  - class \Drupal\workbench_email\Entity\Template implements TemplateInterface
  - class \Drupal\workbench_moderation\Entity\ModerationState implements ModerationStateInterface
  - class \Drupal\workbench_moderation\Entity\ModerationState implements ModerationStateInterface
  - class \Drupal\workbench_moderation\Entity\ModerationStateTransition implements ModerationStateTransitionInterface
  - class \Drupal\workbench_moderation\Entity\ModerationStateTransition implements ModerationStateTransitionInterface
  - class \Drupal\workflows\Entity\Workflow implements EntityWithPluginCollectionInterface, WorkflowInterface
  - class \Drupal\workflow\Entity\Workflow implements WorkflowInterface uses MessengerTrait, StringTranslationTrait, WorkflowURLRouteParametersTrait
  - class \Drupal\workflow\Entity\WorkflowConfigTransition implements WorkflowConfigTransitionInterface uses WorkflowTypeAttributeTrait, WorkflowURLRouteParametersTrait
  - class \Drupal\workflow\Entity\WorkflowState uses StringTranslationTrait, WorkflowTypeAttributeTrait, WorkflowURLRouteParametersTrait
  - class \Drupal\wsdata\Entity\WSCall implements WSCallInterface uses StringTranslationTrait
  - class \Drupal\wsdata\Entity\WSServer implements WSServerInterface
  - class \Drupal\wsdata_field\Entity\WSFieldConfig
  - class \Drupal\wysiwyg_template\Entity\Template implements TemplateInterface
  - class \Drupal\xbbcode\Entity\Tag implements TagInterface
  - class \Drupal\xbbcode\Entity\TagSet implements TagSetInterface
  - class \Drupal\xmlsitemap\Entity\XmlSitemap implements XmlSitemapInterface
  - class \Drupal\yamlform\Entity\YamlFormOptions implements YamlFormOptionsInterface
- class \Drupal\Core\Entity\ContentEntityBase implements \Drupal\Core\Entity\IteratorAggregate, ContentEntityInterface, TranslationStatusInterface uses EntityChangesDetectionTrait, SynchronizableEntityTrait
- class \Drupal\Core\Entity\Entity
- class \Drupal\Tests\content_moderation\Unit\SimpleTestEntity
- class \Drupal\Tests\Core\Entity\RevisionableEntity implements RevisionableInterface
- class \Drupal\Tests\Core\Entity\SimpleTestEntity

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Expanded class hierarchy of ContactForm in Drupal 8

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