Classes, traits, and interfaces - 11.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 1518

Name Deprecated Object type Namespace File name Summary Direct uses Use statements Strings
ArchiverException class Drupal\Core\Archiver core/lib/Drupal/Core/Archiver/ArchiverException.php Defines an exception class for Drupal\Core\Archiver\ArchiverInterface.
ArchiverInterface interface Drupal\Core\Archiver core/lib/Drupal/Core/Archiver/ArchiverInterface.php Defines the common interface for all Archiver classes. 3 1
ArchiverManager class Drupal\Core\Archiver core/lib/Drupal/Core/Archiver/ArchiverManager.php Provides an Archiver plugin manager. 1
ArchiverTestBase abstract class Drupal\KernelTests\Core\Archiver core/tests/Drupal/KernelTests/Core/Archiver/ArchiverTestBase.php Provides archive specific assertions and helper properties for archive tests. 2
ArchiveTar class Drupal\Core\Archiver core/lib/Drupal/Core/Archiver/ArchiveTar.php Extends Pear's Archive_Tar to use exceptions. 4
AreaDisplayLinkTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaDisplayLinkTest.php Tests the core views_handler_area_display_link handler.
AreaEmptyTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaEmptyTest.php Tests the generic entity area handler.
AreaEntityTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaEntityTest.php Tests the generic entity area handler.
AreaEntityUITest class Drupal\Tests\views_ui\Functional core/modules/views_ui/tests/src/Functional/AreaEntityUITest.php Tests the entity area UI test.
AreaHTTPStatusCodeTest class Drupal\Tests\views\Functional\Handler core/modules/views/tests/src/Functional/Handler/AreaHTTPStatusCodeTest.php Tests the http_status_code area handler.
AreaMessagesTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaMessagesTest.php Tests the messages area handler.
AreaOrderTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaOrderTest.php Tests the view area handler.
AreaPluginBase abstract class Drupal\views\Plugin\views\area core/modules/views/src/Plugin/views/area/AreaPluginBase.php Base class for area handler plugins. 11 4
AreaResultTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaResultTest.php Tests the result area handler.
AreaTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaTest.php Tests the plugin base of the area handler.
AreaTest class Drupal\Tests\views\Functional\Handler core/modules/views/tests/src/Functional/Handler/AreaTest.php Tests the plugin base of the area handler.
AreaTextTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaTextTest.php Tests the core views_handler_area_text handler.
AreaTextTokenTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaTextTokenTest.php Tests the token in text area handler.
AreaTitleTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaTitleTest.php Tests the title area handler.
AreaTitleWebTest class Drupal\Tests\views\Functional\Handler core/modules/views/tests/src/Functional/Handler/AreaTitleWebTest.php Tests the title area handler with a web test.
AreaViewTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/AreaViewTest.php Tests the view area handler.
ArgumentDateTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/ArgumentDateTest.php Tests the core date argument handlers.
ArgumentDateTimeTest class Drupal\Tests\datetime\Kernel\Views core/modules/datetime/tests/src/Kernel/Views/ArgumentDateTimeTest.php Tests the Drupal\datetime\Plugin\views\filter\Date handler.
ArgumentDefaultPluginBase abstract class Drupal\views\Plugin\views\argument_default core/modules/views/src/Plugin/views/argument_default/ArgumentDefaultPluginBase.php The fixed argument default handler; also used as the base. 8 5
ArgumentDefaultTest class Drupal\Tests\user\Kernel\Views core/modules/user/tests/src/Kernel/Views/ArgumentDefaultTest.php Tests views user argument default plugin.
ArgumentDefaultTest class Drupal\Tests\views\Functional\Plugin core/modules/views/tests/src/Functional/Plugin/ArgumentDefaultTest.php Tests pluggable argument_default for views.
ArgumentDefaultTest class Drupal\views_test_data\Plugin\views\argument_default core/modules/views/tests/modules/views_test_data/src/Plugin/views/argument_default/ArgumentDefaultTest.php Defines an argument default test plugin. 1
ArgumentLanguageTest class Drupal\Tests\language\Kernel\Views core/modules/language/tests/src/Kernel/Views/ArgumentLanguageTest.php Tests the argument language handler.
ArgumentNodeRevisionIdTest class Drupal\Tests\node\Kernel\Views core/modules/node/tests/src/Kernel/Views/ArgumentNodeRevisionIdTest.php Tests the node_vid handler.
ArgumentNullTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/ArgumentNullTest.php Tests the core Drupal\views\Plugin\views\argument\NullArgument handler.
ArgumentPluginBase abstract class Drupal\views\Plugin\views\argument core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php Base class for argument (contextual filter) handler plugins. 13 9
ArgumentsAllNull class Drupal\Tests\Component\Plugin\Factory core/tests/Drupal/Tests/Component/Plugin/Factory/ReflectionFactoryTest.php A stub class used by testGetInstanceArguments().
ArgumentsConfigArrayKey class Drupal\Tests\Component\Plugin\Factory core/tests/Drupal/Tests/Component/Plugin/Factory/ReflectionFactoryTest.php A stub class used by testGetInstanceArguments().
ArgumentsMany class Drupal\Tests\Component\Plugin\Factory core/tests/Drupal/Tests/Component/Plugin/Factory/ReflectionFactoryTest.php A stub class used by testGetInstanceArguments().
ArgumentsNoConstructor class Drupal\Tests\Component\Plugin\Factory core/tests/Drupal/Tests/Component/Plugin/Factory/ReflectionFactoryTest.php A stub class used by testGetInstanceArguments().
ArgumentsPluginId class Drupal\Tests\Component\Plugin\Factory core/tests/Drupal/Tests/Component/Plugin/Factory/ReflectionFactoryTest.php A stub class used by testGetInstanceArguments().
ArgumentsResolver class Drupal\Component\Utility core/lib/Drupal/Component/Utility/ArgumentsResolver.php Resolves the arguments to pass to a callable. 3
ArgumentsResolverInterface interface Drupal\Component\Utility core/lib/Drupal/Component/Utility/ArgumentsResolverInterface.php Resolves the arguments to pass to a callable. 1 1
ArgumentsResolverTest class Drupal\Tests\Component\Utility core/tests/Drupal/Tests/Component/Utility/ArgumentsResolverTest.php @coversDefaultClass \Drupal\Component\Utility\ArgumentsResolver @group Access
ArgumentStringTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/ArgumentStringTest.php Tests the core Drupal\views\Plugin\views\argument\StringArgument handler.
ArgumentSummaryTest class Drupal\Tests\views\Kernel\Handler core/modules/views/tests/src/Kernel/Handler/ArgumentSummaryTest.php Tests the summary of results when an argument is not provided.
ArgumentTransformTermTest class Drupal\Tests\taxonomy\Kernel\Views core/modules/taxonomy/tests/src/Kernel/Views/ArgumentTransformTermTest.php Tests taxonomy term argument transformation.
ArgumentUidRevisionTest class Drupal\Tests\node\Kernel\Views core/modules/node/tests/src/Kernel/Views/ArgumentUidRevisionTest.php Tests the argument_node_uid_revision handler.
ArgumentValidateTest class Drupal\Tests\user\Kernel\Views core/modules/user/tests/src/Kernel/Views/ArgumentValidateTest.php Tests user argument validators for ID and name.
ArgumentValidatorPluginBase abstract class Drupal\views\Plugin\views\argument_validator core/modules/views/src/Plugin/views/argument_validator/ArgumentValidatorPluginBase.php Base argument validator plugin to provide basic functionality. 4 1
ArgumentValidatorTermNameTest class Drupal\Tests\taxonomy\Kernel\Views core/modules/taxonomy/tests/src/Kernel/Views/ArgumentValidatorTermNameTest.php Tests the plugin of the taxonomy: taxonomy_term_name argument validator.
ArgumentValidatorTermTest class Drupal\Tests\taxonomy\Kernel\Views core/modules/taxonomy/tests/src/Kernel/Views/ArgumentValidatorTermTest.php Tests the plugin of the taxonomy: term argument validator.
ArgumentValidatorTest class Drupal\Tests\views_ui\Functional core/modules/views_ui/tests/src/Functional/ArgumentValidatorTest.php Tests the Argument validator through the UI.
ArgumentValidatorTest class Drupal\Tests\views\Kernel\Plugin core/modules/views/tests/src/Kernel/Plugin/ArgumentValidatorTest.php Tests Views argument validators.
ArgumentValidatorTest class Drupal\views_test_data\Plugin\views\argument_validator core/modules/views/tests/modules/views_test_data/src/Plugin/views/argument_validator/ArgumentValidatorTest.php Defines an argument validator test plugin. 1

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