Classes, traits, and interfaces - 9.5.x - drupal

Introduction to classes

A lot of the PHP code in Drupal is object oriented (OO), making use of PHP classes, interfaces, and traits. See the Objected-oriented programming conventions for more information.

See also

Objected-oriented programming conventions

File

core/core.api.php, line 1523

Name Deprecated Object type Namespace File name Summary Direct uses Use statements Strings
MigrateVocabularyEntityDisplayTest class Drupal\Tests\taxonomy\Kernel\Migrate\d6 core/modules/taxonomy/tests/src/Kernel/Migrate/d6/MigrateVocabularyEntityDisplayTest.php Vocabulary entity display migration.
MigrateVocabularyEntityFormDisplayTest class Drupal\Tests\taxonomy\Kernel\Migrate\d6 core/modules/taxonomy/tests/src/Kernel/Migrate/d6/MigrateVocabularyEntityFormDisplayTest.php Vocabulary entity form display migration.
MigrateVocabularyFieldInstanceTest class Drupal\Tests\taxonomy\Kernel\Migrate\d6 core/modules/taxonomy/tests/src/Kernel/Migrate/d6/MigrateVocabularyFieldInstanceTest.php Vocabulary field instance migration.
MigrateVocabularyFieldTest class Drupal\Tests\taxonomy\Kernel\Migrate\d6 core/modules/taxonomy/tests/src/Kernel/Migrate/d6/MigrateVocabularyFieldTest.php Vocabulary field migration.
Migration class Drupal\migrate\Plugin core/modules/migrate/src/Plugin/Migration.php Defines the Migration plugin. 6 7
MigrationConfigurationTrait trait Drupal\migrate_drupal core/modules/migrate_drupal/src/MigrationConfigurationTrait.php Configures the appropriate migrations for a given source Drupal database. 6
MigrationConfigurationTraitTest class Drupal\Tests\migrate_drupal\Unit core/modules/migrate_drupal/tests/src/Unit/MigrationConfigurationTraitTest.php @coversDefaultClass \Drupal\migrate_drupal\MigrationConfigurationTrait[[api-linebreak]] @group migrate_drupal
MigrationDeriverTrait trait Drupal\migrate\Plugin core/modules/migrate/src/Plugin/MigrationDeriverTrait.php Provides functionality for migration derivers. 4
MigrationInterface interface Drupal\migrate\Plugin core/modules/migrate/src/Plugin/MigrationInterface.php Interface for migrations. 1 138
MigrationLabelExistTest class Drupal\Tests\migrate_drupal_ui\Kernel core/modules/migrate_drupal_ui/tests/src/Kernel/MigrationLabelExistTest.php Tests that labels exist for all migrations.
MigrationLookup class Drupal\migrate\Plugin\migrate\process core/modules/migrate/src/Plugin/migrate/process/MigrationLookup.php Looks up the value of a property based on a previous migration. 1
MigrationLookupTest class Drupal\Tests\migrate\Unit\process core/modules/migrate/tests/src/Unit/process/MigrationLookupTest.php @coversDefaultClass \Drupal\migrate\Plugin\migrate\process\MigrationLookup[[api-linebreak]] @group migrate
MigrationLookupTestCase abstract class Drupal\Tests\migrate\Unit\process core/modules/migrate/tests/src/Unit/process/MigrationLookupTestCase.php Provides container handling for migration lookup unit tests. 1
MigrationPluginConfigurationTest class Drupal\Tests\migrate\Kernel\Plugin core/modules/migrate/tests/src/Kernel/Plugin/MigrationPluginConfigurationTest.php Tests the migration plugin manager.
MigrationPluginListTest class Drupal\Tests\migrate\Kernel\Plugin core/modules/migrate/tests/src/Kernel/Plugin/MigrationPluginListTest.php Tests the migration plugin manager.
MigrationPluginManager class Drupal\migrate\Plugin core/modules/migrate/src/Plugin/MigrationPluginManager.php Plugin manager for migration plugins. 1 3 2
MigrationPluginManager class Drupal\migrate_drupal core/modules/migrate_drupal/src/MigrationPluginManager.php Manages migration plugins.
MigrationPluginManagerInterface interface Drupal\migrate\Plugin core/modules/migrate/src/Plugin/MigrationPluginManagerInterface.php Migration plugin manager interface. 1 17
MigrationPluginManagerTest class Drupal\Tests\migrate\Unit core/modules/migrate/tests/src/Unit/MigrationPluginManagerTest.php @coversDefaultClass \Drupal\migrate\Plugin\MigrationPluginManager[[api-linebreak]] @group migrate
MigrationPluginManagerTest class Drupal\Tests\migrate\Kernel core/modules/migrate/tests/src/Kernel/MigrationPluginManagerTest.php Tests the migration plugin manager.
MigrationProcessTest class Drupal\Tests\migrate_drupal\Kernel\d6 core/modules/migrate_drupal/tests/src/Kernel/d6/MigrationProcessTest.php Tests the getProcess() method of all Drupal 6 migrations.
MigrationProcessTest class Drupal\Tests\migrate_drupal\Kernel\d7 core/modules/migrate_drupal/tests/src/Kernel/d7/MigrationProcessTest.php Tests the getProcess() method of all Drupal 7 migrations.
MigrationSourceCacheTest class Drupal\Tests\migrate\Kernel\Plugin\source core/modules/migrate/tests/src/Kernel/Plugin/source/MigrationSourceCacheTest.php Test source counts are correctly cached.
MigrationState class Drupal\migrate_drupal core/modules/migrate_drupal/src/MigrationState.php Determines the migrate state for all modules enabled on the source. 3 2
MigrationStateUnitTest class Drupal\Tests\migrate_drupal\Unit core/modules/migrate_drupal/tests/src/Unit/MigrationStateUnitTest.php Defines a class for testing \Drupal\migrate_drupal\MigrationState.
MigrationTest class Drupal\Tests\migrate\Unit core/modules/migrate/tests/src/Unit/MigrationTest.php @coversDefaultClass \Drupal\migrate\Plugin\Migration[[api-linebreak]]
MigrationTest class Drupal\Tests\migrate\Kernel core/modules/migrate/tests/src/Kernel/MigrationTest.php Tests the migration plugin.
MigrationTest class Drupal\Tests\migrate\Kernel\Plugin core/modules/migrate/tests/src/Kernel/Plugin/MigrationTest.php Tests the migration plugin.
MigrationWithFollowUpInterface interface Drupal\migrate_drupal\Plugin core/modules/migrate_drupal/src/Plugin/MigrationWithFollowUpInterface.php Interface for migrations with follow-up migrations. 2 3
MimeTypeGuesser class Drupal\Core\File\MimeType core/lib/Drupal/Core/File/MimeType/MimeTypeGuesser.php Defines a MIME type guesser that also supports stream wrapper paths. 3 2
MimeTypeGuesser class Drupal\Core\ProxyClass\File\MimeType core/lib/Drupal/Core/ProxyClass/File/MimeType/MimeTypeGuesser.php Provides a proxy class for \Drupal\Core\File\MimeType\MimeTypeGuesser.
MimeTypeGuesserTest class Drupal\Tests\Core\File core/tests/Drupal/Tests/Core/File/MimeTypeGuesserTest.php @coversDefaultClass \Drupal\Core\File\MimeType\MimeTypeGuesser[[api-linebreak]] @group DrupalKernel
MimeTypePass

in drupal:9.1.0 and is removed from drupal:10.0.0. No direct replacement is provided.

 class Drupal\Core\DependencyInjection\Compiler core/lib/Drupal/Core/DependencyInjection/Compiler/MimeTypePass.php Adds @mime_type_guesser tagged services to handle forwards compatibility. 2
MimeTypePassTest class Drupal\Tests\Core\DependencyInjection\Compiler core/tests/Drupal/Tests/Core/DependencyInjection/Compiler/MimeTypePassTest.php @coversDefaultClass \Drupal\Core\DependencyInjection\Compiler\MimeTypePass[[api-linebreak]] @group DependencyInjection @group legacy @runInSeparateProcess
Mini class Drupal\views\Plugin\views\pager core/modules/views/src/Plugin/views/pager/Mini.php The plugin to handle mini pager.
MinimalInstallerTest class Drupal\FunctionalTests\Installer core/tests/Drupal/FunctionalTests/Installer/MinimalInstallerTest.php Tests the interactive installer installing the minimal profile.
MinimalTest class Drupal\Tests\minimal\Functional core/profiles/minimal/tests/src/Functional/MinimalTest.php Tests Minimal installation profile expectations.
MiniPagerTest class Drupal\Tests\views\Functional\Plugin core/modules/views/tests/src/Functional/Plugin/MiniPagerTest.php Tests the mini pager plugin.
MissingBundleClassException class Drupal\Core\Entity\Exception core/lib/Drupal/Core/Entity/Exception/MissingBundleClassException.php Exception thrown if a bundle class does not exist. 2
MissingContentEvent class Drupal\Core\Config\Importer core/lib/Drupal/Core/Config/Importer/MissingContentEvent.php Wraps a configuration event for event listeners. 2
MissingDataException class Drupal\Core\TypedData\Exception core/lib/Drupal/Core/TypedData/Exception/MissingDataException.php Exception thrown when an operation misses a data value; i.e., it is unset. 3
MissingDependencyException class Drupal\Core\Extension core/lib/Drupal/Core/Extension/MissingDependencyException.php Exception class to throw when modules are missing on install. 5
MissingGroupException class Drupal\Core\Test\Exception core/lib/Drupal/Core/Test/Exception/MissingGroupException.php Exception thrown when a test class is missing an @group annotation. 2
MissingSchema class Drupal\block_test\Plugin\Condition core/modules/block/tests/modules/block_test/src/Plugin/Condition/MissingSchema.php Provides a 'missing_schema' condition.
MissingThemeDependencyException class Drupal\Core\Theme core/lib/Drupal/Core/Theme/MissingThemeDependencyException.php Exception to be thrown when base theme for installed theme is not installed.
MissingValueContextException class Drupal\Component\Plugin\Exception core/lib/Drupal/Component/Plugin/Exception/MissingValueContextException.php An exception class thrown when contexts exist but are missing a value. 3
MockAliasManager class Drupal\system\Tests\Routing core/modules/system/src/Tests/Routing/MockAliasManager.php An easily configurable mock alias manager. 1
MockBlockManager class Drupal\plugin_test\Plugin core/modules/system/tests/modules/plugin_test/src/Plugin/MockBlockManager.php Defines a plugin manager used by Plugin API derivative unit tests. 2
MockComplexContextBlock class Drupal\plugin_test\Plugin\plugin_test\mock_block core/modules/system/tests/modules/plugin_test/src/Plugin/plugin_test/mock_block/MockComplexContextBlock.php Implementation of a complex context plugin used by Plugin API context tests.
MockConfiguratorInterface interface Drupal\Tests\Component\DependencyInjection core/tests/Drupal/Tests/Component/DependencyInjection/ContainerTest.php Helper interface to test Container::get() with configurator.

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