191 files declare their use of ModuleHandlerInterface in Drupal 9

AccountSettingsForm.php in core/modules/user/src/AccountSettingsForm.php

ActionManager.php in core/lib/Drupal/Core/Action/ActionManager.php

AggregatorPluginManager.php in core/modules/aggregator/src/Plugin/AggregatorPluginManager.php

AjaxResponseAttachmentsProcessor.php in core/lib/Drupal/Core/Ajax/AjaxResponseAttachmentsProcessor.php

Analyzer.php in core/modules/views/src/Analyzer.php

ArchiverManager.php in core/lib/Drupal/Core/Archiver/ArchiverManager.php

AssetResolver.php in core/lib/Drupal/Core/Asset/AssetResolver.php

BigPipeResponseAttachmentsProcessor.php in core/modules/big_pipe/src/Render/BigPipeResponseAttachmentsProcessor.php

BigPipeResponseAttachmentsProcessorTest.php in core/modules/big_pipe/tests/src/Unit/Render/BigPipeResponseAttachmentsProcessorTest.php

BlockConfigEntityUnitTest.php in core/modules/block/tests/src/Unit/BlockConfigEntityUnitTest.php

BlockManager.php in core/lib/Drupal/Core/Block/BlockManager.php

BlockManagerTest.php in core/tests/Drupal/Tests/Core/Block/BlockManagerTest.php

BlockViewBuilder.php in core/modules/block/src/BlockViewBuilder.php

BlockVisibility.php in core/modules/block/src/Plugin/migrate/process/BlockVisibility.php

BlockVisibilityTest.php in core/modules/block/tests/src/Unit/Plugin/migrate/process/BlockVisibilityTest.php

BreadcrumbManager.php in core/lib/Drupal/Core/Breadcrumb/BreadcrumbManager.php

BreakpointManager.php in core/modules/breakpoint/src/BreakpointManager.php

CategorizingPluginManagerTraitTest.php in core/tests/Drupal/Tests/Core/Plugin/CategorizingPluginManagerTraitTest.php

Contains \Drupal\Tests\Core\Plugin\CategorizingPluginManagerTraitTest.

CKEditor.php in core/modules/ckeditor/src/Plugin/Editor/CKEditor.php

CKEditorPluginManager.php in core/modules/ckeditor/src/CKEditorPluginManager.php

CommentAdminOverview.php in core/modules/comment/src/Form/CommentAdminOverview.php

CommentLazyBuilders.php in core/modules/comment/src/CommentLazyBuilders.php

CommentLinkBuilder.php in core/modules/comment/src/CommentLinkBuilder.php

CommentManager.php in core/modules/comment/src/CommentManager.php

ConditionManager.php in core/lib/Drupal/Core/Condition/ConditionManager.php

ConfigEntityBaseUnitTest.php in core/tests/Drupal/Tests/Core/Config/Entity/ConfigEntityBaseUnitTest.php

Contains \Drupal\Tests\Core\Config\Entity\ConfigEntityBaseUnitTest.

ConfigEntityStorageTest.php in core/tests/Drupal/Tests/Core/Config/Entity/ConfigEntityStorageTest.php

ConfigImporter.php in core/lib/Drupal/Core/Config/ConfigImporter.php

ConfigMapperManager.php in core/modules/config_translation/src/ConfigMapperManager.php

ConfigSingleImportForm.php in core/modules/config/src/Form/ConfigSingleImportForm.php

ConfigSync.php in core/modules/config/src/Form/ConfigSync.php

ConfigTranslationDeleteForm.php in core/modules/config_translation/src/Form/ConfigTranslationDeleteForm.php

ConfigurableLanguageManager.php in core/modules/language/src/ConfigurableLanguageManager.php

ConstraintManager.php in core/lib/Drupal/Core/Validation/ConstraintManager.php

ContentEntityNormalizer.php in core/modules/hal/src/Normalizer/ContentEntityNormalizer.php

ContextDefinitionIsSatisfiedTest.php in core/tests/Drupal/Tests/Core/Plugin/Context/ContextDefinitionIsSatisfiedTest.php

ContextHandlerTest.php in core/tests/Drupal/Tests/Core/Plugin/ContextHandlerTest.php

Contains \Drupal\Tests\Core\Plugin\ContextHandlerTest.

ContextualLinkManager.php in core/lib/Drupal/Core/Menu/ContextualLinkManager.php

CountryManager.php in core/lib/Drupal/Core/Locale/CountryManager.php

Cron.php in core/lib/Drupal/Core/Cron.php

CronForm.php in core/modules/system/src/Form/CronForm.php

DbLogController.php in core/modules/dblog/src/Controller/DbLogController.php

DbUpdateController.php in core/modules/system/src/Controller/DbUpdateController.php

DefaultPluginManager.php in core/lib/Drupal/Core/Plugin/DefaultPluginManager.php

DefaultPluginManagerTest.php in core/tests/Drupal/Tests/Core/Plugin/DefaultPluginManagerTest.php

DefaultSelection.php in core/lib/Drupal/Core/Entity/Plugin/EntityReferenceSelection/DefaultSelection.php

DefaultsTestPluginManager.php in core/modules/system/tests/modules/plugin_test/src/Plugin/DefaultsTestPluginManager.php

Drupal6SqlBaseTest.php in core/modules/migrate_drupal/tests/src/Unit/source/d6/Drupal6SqlBaseTest.php

Contains \Drupal\Tests\migrate_drupal\Unit\source\d6\Drupal6SqlBaseTest.

EditorManager.php in core/modules/editor/src/Plugin/EditorManager.php

ElementInfoManager.php in core/lib/Drupal/Core/Render/ElementInfoManager.php

EntityAccessControlHandlerInterface.php in core/lib/Drupal/Core/Entity/EntityAccessControlHandlerInterface.php

EntityBundleListener.php in core/lib/Drupal/Core/Entity/EntityBundleListener.php

EntityContextDefinitionIsSatisfiedTest.php in core/tests/Drupal/Tests/Core/Plugin/Context/EntityContextDefinitionIsSatisfiedTest.php

EntityDisplayRepository.php in core/lib/Drupal/Core/Entity/EntityDisplayRepository.php

EntityFieldManager.php in core/lib/Drupal/Core/Entity/EntityFieldManager.php

EntityFieldManagerTest.php in core/tests/Drupal/Tests/Core/Entity/EntityFieldManagerTest.php

Contains \Drupal\Tests\Core\Entity\EntityFieldManagerTest.

EntityForm.php in core/lib/Drupal/Core/Entity/EntityForm.php

EntityFormDisplayAccessControlHandlerTest.php in core/tests/Drupal/Tests/Core/Entity/Access/EntityFormDisplayAccessControlHandlerTest.php

EntityFormInterface.php in core/lib/Drupal/Core/Entity/EntityFormInterface.php

EntityHandlerBase.php in core/lib/Drupal/Core/Entity/EntityHandlerBase.php

EntitySearchPage.php in core/modules/search/src/Plugin/migrate/destination/EntitySearchPage.php

EntityTypeBundleInfo.php in core/lib/Drupal/Core/Entity/EntityTypeBundleInfo.php

EntityTypeBundleInfoTest.php in core/tests/Drupal/Tests/Core/Entity/EntityTypeBundleInfoTest.php

EntityTypeManager.php in core/lib/Drupal/Core/Entity/EntityTypeManager.php

EntityTypeManagerTest.php in core/tests/Drupal/Tests/Core/Entity/EntityTypeManagerTest.php

Contains \Drupal\Tests\Core\Entity\EntityTypeManagerTest.

EntityViewsData.php in core/modules/views/src/EntityViewsData.php

ExtensionListTest.php in core/tests/Drupal/Tests/Core/Extension/ExtensionListTest.php

ExtensionMimeTypeGuesser.php in core/lib/Drupal/Core/File/MimeType/ExtensionMimeTypeGuesser.php

FieldBlock.php in core/modules/layout_builder/src/Plugin/Block/FieldBlock.php

FieldBlockTest.php in core/modules/layout_builder/tests/src/Kernel/FieldBlockTest.php

FieldResolver.php in core/modules/jsonapi/src/Context/FieldResolver.php

FieldStorageConfigAccessControlHandlerTest.php in core/modules/field/tests/src/Unit/FieldStorageConfigAccessControlHandlerTest.php

FieldStorageConfigStorage.php in core/modules/field/src/FieldStorageConfigStorage.php

FieldTypePluginManager.php in core/lib/Drupal/Core/Field/FieldTypePluginManager.php

FileEntityNormalizer.php in core/modules/hal/src/Normalizer/FileEntityNormalizer.php

FilesystemLoader.php in core/lib/Drupal/Core/Template/Loader/FilesystemLoader.php

FileUrlGenerator.php in core/lib/Drupal/Core/File/FileUrlGenerator.php

FilteredPluginManagerTrait.php in core/lib/Drupal/Core/Plugin/FilteredPluginManagerTrait.php

FilteredPluginManagerTraitTest.php in core/tests/Drupal/Tests/Core/Plugin/FilteredPluginManagerTraitTest.php

FilterPluginManager.php in core/modules/filter/src/FilterPluginManager.php

FormatterPluginManager.php in core/lib/Drupal/Core/Field/FormatterPluginManager.php

FormBuilder.php in core/lib/Drupal/Core/Form/FormBuilder.php

FormCache.php in core/lib/Drupal/Core/Form/FormCache.php

HandlerBase.php in core/modules/views/src/Plugin/views/HandlerBase.php

HelpBlock.php in core/modules/help/src/Plugin/Block/HelpBlock.php

HelpSectionManager.php in core/modules/help/src/HelpSectionManager.php

HelpTopicPluginManager.php in core/modules/help_topics/src/HelpTopicPluginManager.php

HelpTopicTwigLoader.php in core/modules/help_topics/src/HelpTopicTwigLoader.php

HookDiscovery.php in core/lib/Drupal/Core/Plugin/Discovery/HookDiscovery.php

HookHelpSection.php in core/modules/help/src/Plugin/HelpSection/HookHelpSection.php

HtmlRenderer.php in core/lib/Drupal/Core/Render/MainContent/HtmlRenderer.php

HtmlResponseAttachmentsProcessor.php in core/lib/Drupal/Core/Render/HtmlResponseAttachmentsProcessor.php

ImageEffectManager.php in core/modules/image/src/ImageEffectManager.php

ImageToolkitManager.php in core/lib/Drupal/Core/ImageToolkit/ImageToolkitManager.php

ImageToolkitOperationManager.php in core/lib/Drupal/Core/ImageToolkit/ImageToolkitOperationManager.php

ImportForm.php in core/modules/locale/src/Form/ImportForm.php

InPlaceEditorManager.php in core/modules/quickedit/src/Plugin/InPlaceEditorManager.php

InstallHelper.php in core/profiles/demo_umami/modules/demo_umami_content/src/InstallHelper.php

LanguageNegotiationMethodManager.php in core/modules/language/src/LanguageNegotiationMethodManager.php

LayoutPluginManager.php in core/lib/Drupal/Core/Layout/LayoutPluginManager.php

LayoutPluginManagerTest.php in core/tests/Drupal/Tests/Core/Layout/LayoutPluginManagerTest.php

LibraryDiscoveryParser.php in core/lib/Drupal/Core/Asset/LibraryDiscoveryParser.php

LinkGenerator.php in core/lib/Drupal/Core/Utility/LinkGenerator.php

LinkRelationTypeManager.php in core/lib/Drupal/Core/Http/LinkRelationTypeManager.php

LocalActionManager.php in core/lib/Drupal/Core/Menu/LocalActionManager.php

LocalActionManagerTest.php in core/tests/Drupal/Tests/Core/Menu/LocalActionManagerTest.php

Contains \Drupal\Tests\Core\Menu\LocalActionManagerTest.

LocaleTranslation.php in core/modules/locale/src/Plugin/QueueWorker/LocaleTranslation.php

LocalTaskManager.php in core/lib/Drupal/Core/Menu/LocalTaskManager.php

MailManager.php in core/lib/Drupal/Core/Mail/MailManager.php

MediaLibraryWidget.php in core/modules/media_library/src/Plugin/Field/FieldWidget/MediaLibraryWidget.php

MediaSourceManager.php in core/modules/media/src/MediaSourceManager.php

MenuLinkContentEntityAccessTest.php in core/modules/menu_link_content/tests/src/Unit/MenuLinkContentEntityAccessTest.php

MenuLinkDefaultForm.php in core/lib/Drupal/Core/Menu/Form/MenuLinkDefaultForm.php

MenuLinkDefaultFormTest.php in core/tests/Drupal/Tests/Core/Menu/MenuLinkDefaultFormTest.php

MenuLinkManager.php in core/lib/Drupal/Core/Menu/MenuLinkManager.php

MigrateDestinationPluginManager.php in core/modules/migrate/src/Plugin/MigrateDestinationPluginManager.php

MigrateFieldPluginManagerTest.php in core/modules/migrate_drupal/tests/src/Unit/MigrateFieldPluginManagerTest.php

MigratePluginManager.php in core/modules/migrate/src/Plugin/MigratePluginManager.php

MigrateSourcePluginManager.php in core/modules/migrate/src/Plugin/MigrateSourcePluginManager.php

MigrateSourceTest.php in core/modules/migrate/tests/src/Unit/MigrateSourceTest.php

Contains \Drupal\Tests\migrate\Unit\MigrateSourceTest.

MigrationPluginManager.php in core/modules/migrate_drupal/src/MigrationPluginManager.php

MigrationPluginManager.php in core/modules/migrate/src/Plugin/MigrationPluginManager.php

MigrationState.php in core/modules/migrate_drupal/src/MigrationState.php

MigrationStateUnitTest.php in core/modules/migrate_drupal/tests/src/Unit/MigrationStateUnitTest.php

ModuleHandlerDeprecatedHookUnimplementedTest.php in core/tests/Drupal/KernelTests/Core/Extension/ModuleHandlerDeprecatedHookUnimplementedTest.php

ModuleInstallerDeprecationTest.php in core/tests/Drupal/KernelTests/Core/Extension/ModuleInstallerDeprecationTest.php

ModuleRouteSubscriber.php in core/lib/Drupal/Core/EventSubscriber/ModuleRouteSubscriber.php

ModulesListConfirmForm.php in core/modules/system/src/Form/ModulesListConfirmForm.php

ModulesListForm.php in core/modules/system/src/Form/ModulesListForm.php

ModulesUninstallForm.php in core/modules/system/src/Form/ModulesUninstallForm.php

Node.php in core/modules/node/src/Plugin/migrate/source/d7/Node.php

NodeGrantDatabaseStorage.php in core/modules/node/src/NodeGrantDatabaseStorage.php

NodeSearch.php in core/modules/node/src/Plugin/Search/NodeSearch.php

OverviewTerms.php in core/modules/taxonomy/src/Form/OverviewTerms.php

PerformanceForm.php in core/modules/system/src/Form/PerformanceForm.php

Permission.php in core/modules/user/src/Plugin/views/access/Permission.php

PermissionHandler.php in core/modules/user/src/PermissionHandler.php

Permissions.php in core/modules/user/src/Plugin/views/filter/Permissions.php

Permissions.php in core/modules/user/src/Plugin/views/field/Permissions.php

PhpTransliteration.php in core/lib/Drupal/Core/Transliteration/PhpTransliteration.php

PluginDependencyTraitTest.php in core/tests/Drupal/Tests/Core/Plugin/PluginDependencyTraitTest.php

PluginManager.php in core/modules/system/tests/modules/lazy_route_provider_install_test/src/PluginManager.php

QueueWorkerManager.php in core/lib/Drupal/Core/Queue/QueueWorkerManager.php

QuickEditFieldForm.php in core/modules/quickedit/src/Form/QuickEditFieldForm.php

Registry.php in core/lib/Drupal/Core/Theme/Registry.php

RelationLinkManager.php in core/modules/hal/src/LinkManager/RelationLinkManager.php

RequestCloseSubscriber.php in core/lib/Drupal/Core/EventSubscriber/RequestCloseSubscriber.php

ResourcePluginManager.php in core/modules/rest/src/Plugin/Type/ResourcePluginManager.php

ResourceResponseValidator.php in core/modules/jsonapi/src/EventSubscriber/ResourceResponseValidator.php

ResourceResponseValidatorTest.php in core/modules/jsonapi/tests/src/Unit/EventSubscriber/ResourceResponseValidatorTest.php

ReviewForm.php in core/modules/migrate_drupal_ui/src/Form/ReviewForm.php

RouteBuilder.php in core/lib/Drupal/Core/Routing/RouteBuilder.php

SchemaInspector.php in core/tests/Drupal/TestTools/Extension/SchemaInspector.php

SearchPluginManager.php in core/modules/search/src/SearchPluginManager.php

SearchTextProcessor.php in core/modules/search/src/SearchTextProcessor.php

SectionStorageManager.php in core/modules/layout_builder/src/SectionStorage/SectionStorageManager.php

SectionStorageManagerTest.php in core/modules/layout_builder/tests/src/Unit/SectionStorageManagerTest.php

SelectionPluginManager.php in core/lib/Drupal/Core/Entity/EntityReferenceSelection/SelectionPluginManager.php

ShortcutSetStorage.php in core/modules/shortcut/src/ShortcutSetStorage.php

StatisticsSettingsForm.php in core/modules/statistics/src/StatisticsSettingsForm.php

SystemManager.php in core/modules/system/src/SystemManager.php

TemporaryQueryGuard.php in core/modules/jsonapi/src/Access/TemporaryQueryGuard.php

TestDiscoveryTest.php in core/tests/Drupal/Tests/Core/Test/TestDiscoveryTest.php

TestPluginManager.php in core/tests/Drupal/Tests/Core/Plugin/TestPluginManager.php

ThemeExtensionListTest.php in core/tests/Drupal/Tests/Core/Extension/ThemeExtensionListTest.php

ThemeInitialization.php in core/lib/Drupal/Core/Theme/ThemeInitialization.php

ThemeManager.php in core/lib/Drupal/Core/Theme/ThemeManager.php

ThemeSettingsForm.php in core/modules/system/src/Form/ThemeSettingsForm.php

TipPluginManager.php in core/modules/tour/src/TipPluginManager.php

Token.php in core/lib/Drupal/Core/Utility/Token.php

TranslationStatusForm.php in core/modules/locale/src/Form/TranslationStatusForm.php

TypedConfigManager.php in core/lib/Drupal/Core/Config/TypedConfigManager.php

TypedDataManager.php in core/lib/Drupal/Core/TypedData/TypedDataManager.php

TypeLinkManager.php in core/modules/hal/src/LinkManager/TypeLinkManager.php

UpdateManager.php in core/modules/update/src/UpdateManager.php

UpdateManagerInstall.php in core/modules/update/src/Form/UpdateManagerInstall.php

UpdateManagerUpdate.php in core/modules/update/src/Form/UpdateManagerUpdate.php

UpdateReady.php in core/modules/update/src/Form/UpdateReady.php

UrlResolver.php in core/modules/media/src/OEmbed/UrlResolver.php

UserData.php in core/modules/user/src/Plugin/views/field/UserData.php

UserPermissionsForm.php in core/modules/user/src/Form/UserPermissionsForm.php

UserSearch.php in core/modules/user/src/Plugin/Search/UserSearch.php

UserSelection.php in core/modules/user/src/Plugin/EntityReferenceSelection/UserSelection.php

VariantManager.php in core/lib/Drupal/Core/Display/VariantManager.php

ViewExecutableTest.php in core/modules/views/tests/src/Unit/ViewExecutableTest.php

ViewsData.php in core/modules/views/src/ViewsData.php

ViewsHandlerManager.php in core/modules/views/src/Plugin/ViewsHandlerManager.php

ViewsPluginManager.php in core/modules/views/src/Plugin/ViewsPluginManager.php

ViewsSelection.php in core/modules/views/src/Plugin/EntityReferenceSelection/ViewsSelection.php

WidgetPluginManager.php in core/lib/Drupal/Core/Field/WidgetPluginManager.php

WorkflowTypeManager.php in core/modules/workflows/src/WorkflowTypeManager.php