Classes, traits, and interfaces - 10.3.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
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core/
core.api.php, line 1518
| Name | Deprecated | Object type | Namespace | File name | Summary | Direct uses | Use statements | Strings |
|---|---|---|---|---|---|---|---|---|
| EntityAdapter | class | Drupal\Core\Entity\Plugin\DataType | core/ |
Defines the "entity" data type. | 1 | 10 | ||
| EntityAdapterUnitTest | class | Drupal\Tests\Core\Entity\TypedData | core/ |
@coversDefaultClass \Drupal\Core\Entity\Plugin\DataType\EntityAdapter[[api-linebreak]] @group Entity @group TypedData | ||||
| EntityAddUITest | class | Drupal\Tests\system\Functional\Entity | core/ |
Tests the /add and /add/{type} controllers. | ||||
| EntityAliasTest | class | Drupal\Tests\path_alias\Kernel | core/ |
Tests path alias on entities. | ||||
| EntityApiTest | class | Drupal\KernelTests\Core\Entity | core/ |
Tests basic CRUD functionality. | ||||
| EntityArgument | class | Drupal\views\Plugin\views\argument | core/ |
Argument handler to accept an entity ID value. | 5 | 5 | ||
| EntityArgumentTest | class | Drupal\Tests\views\Functional\Plugin | core/ |
Tests the handler of the view: entity target argument. | ||||
| EntityArgumentUpdateTest | class | Drupal\Tests\views\Functional\Update | core/ |
Tests the upgrade path for converting numeric arguments to entity_target_id. | ||||
| EntityAutocomplete | class | Drupal\Core\Entity\Element | core/ |
Provides an entity autocomplete form element. | 4 | |||
| EntityAutocompleteController | class | Drupal\system\Controller | core/ |
Defines a route controller for entity autocomplete form elements. | 1 | |||
| EntityAutocompleteElementFormTest | class | Drupal\KernelTests\Core\Entity\Element | core/ |
Tests the EntityAutocomplete Form API element. | ||||
| EntityAutocompleteMatcher | class | Drupal\Core\Entity | core/ |
Matcher class to get autocompletion results for entity reference. | 2 | |||
| EntityAutocompleteMatcherInterface | interface | Drupal\Core\Entity | core/ |
1 | 1 | |||
| EntityAutocompleteTest | class | Drupal\KernelTests\Core\Entity | core/ |
Tests the autocomplete functionality. | ||||
| EntityBase | abstract class | Drupal\Core\Entity | core/ |
Defines a base entity class. | 8 | 7 | ||
| EntityBaseFieldOverride | class | Drupal\migrate\Plugin\migrate\destination | core/ |
Provides entity base field override destination plugin. | ||||
| EntityBaseTest | class | Drupal\KernelTests\Core\Entity | core/ |
Tests the functionality provided by \Drupal\Core\Entity\EntityBase. | ||||
| EntityBaseTest | class | Drupal\Tests\Core\Entity | core/ |
|||||
| EntityBaseTest | class | Drupal\Tests\Core\Entity\KeyValueStore | core/ |
|||||
| EntityBlock | class | Drupal\block\Plugin\migrate\destination | core/ |
Migrate destination for block entity. | ||||
| EntityBundle | class | Drupal\Core\Entity\Plugin\Condition\Deriver | core/ |
Deriver that creates a condition for each entity type with bundles. | 1 | |||
| EntityBundle | class | Drupal\Core\Entity\Plugin\Condition | core/ |
Provides the 'Entity Bundle' condition. | ||||
| EntityBundleConditionTest | class | Drupal\KernelTests\Core\Entity | core/ |
Tests that entity bundle conditions works properly. | ||||
| EntityBundleExistsConstraint | class | Drupal\Core\Validation\Plugin\Validation\Constraint | core/ |
Checks if a bundle exists on a certain content entity type. | ||||
| EntityBundleExistsConstraintValidator | class | Drupal\Core\Validation\Plugin\Validation\Constraint | core/ |
Validates that a bundle exists on a certain content entity type. | ||||
| EntityBundleExistsConstraintValidatorTest | class | Drupal\KernelTests\Core\Entity | core/ |
@group Entity @group Validation | ||||
| EntityBundleFieldTest | class | Drupal\KernelTests\Core\Entity | core/ |
Tests adding a custom bundle field. | ||||
| EntityBundleListCacheTest | class | Drupal\FunctionalTests\Entity | core/ |
Tests that bundle tags are invalidated when entities change. | ||||
| EntityBundleListener | class | Drupal\Core\Entity | core/ |
Reacts to entity bundle CRUD on behalf of the Entity system. | 2 | |||
| EntityBundleListenerInterface | interface | Drupal\Core\Entity | core/ |
An interface for reacting to entity bundle creation and deletion. | 2 | 1 | ||
| EntityBundleListenerTest | class | Drupal\KernelTests\Core\Entity | core/ |
@coversDefaultClass \Drupal\Core\Entity\EntityBundleListener[[api-linebreak]] | ||||
| EntityBundleRouteEnhancer | class | Drupal\Core\Entity\Enhancer | core/ |
Sets the bundle parameter for routes with the _field_ui option. | 2 | |||
| EntityCacheTagsTestBase | abstract class | Drupal\Tests\system\Functional\Entity | core/ |
Provides helper methods for Entity cache tags tests. | 3 | 2 | ||
| EntityChangedActionDeriver | class | Drupal\Core\Action\Plugin\Action\Derivative | core/ |
Provides an action deriver that finds entity types of EntityChangedInterface. | 2 | |||
| EntityChangedConstraint | class | Drupal\Core\Entity\Plugin\Validation\Constraint | core/ |
Validation constraint for the entity changed timestamp. | 1 | 1 | ||
| EntityChangedConstraintValidator | class | Drupal\Core\Entity\Plugin\Validation\Constraint | core/ |
Validates the EntityChanged constraint. | 1 | 1 | ||
| EntityChangedInterface | interface | Drupal\Core\Entity | core/ |
Defines an interface for entity change timestamp tracking. | 12 | 20 | ||
| EntityChangedTrait | trait | Drupal\Core\Entity | core/ |
Provides a trait for accessing changed time. | 6 | |||
| EntityChangesDetectionTrait | trait | Drupal\Core\Entity | core/ |
Provides helper methods to detect changes in an entity object. | 2 | |||
| EntityComment | class | Drupal\comment\Plugin\migrate\destination | core/ |
Comment entity destination. | ||||
| EntityCommentType | class | Drupal\comment\Plugin\migrate\destination | core/ |
Comment type destination. | ||||
| EntityComputedFieldTest | class | Drupal\Tests\system\Functional\Entity | core/ |
Tests that entities with computed fields work correctly. | ||||
| EntityCondition | class | Drupal\jsonapi\Query | core/ |
A condition object for the EntityQuery. | 2 | |||
| EntityConditionGroup | class | Drupal\jsonapi\Query | core/ |
A condition group for the EntityQuery. | 2 | |||
| EntityConditionGroupTest | class | Drupal\Tests\jsonapi\Unit\Query | core/ |
@coversDefaultClass \Drupal\jsonapi\Query\EntityConditionGroup[[api-linebreak]] @group jsonapi | ||||
| EntityConditionTest | class | Drupal\Tests\jsonapi\Unit\Query | core/ |
@coversDefaultClass \Drupal\jsonapi\Query\EntityCondition[[api-linebreak]] @group jsonapi | ||||
| EntityConfigBase | class | Drupal\migrate\Plugin\migrate\destination | core/ |
Base destination class for importing configuration entities. | 13 | 10 | ||
| EntityConfirmFormBase | abstract class | Drupal\Core\Entity | core/ |
Provides a generic base class for an entity-based confirmation form. | 7 | 6 | ||
| EntityConstraintViolationList | class | Drupal\Core\Entity | core/ |
Implements an entity constraint violation list. | 2 | |||
| EntityConstraintViolationListInterface | interface | Drupal\Core\Entity | core/ |
Interface for the result of entity validation. | 1 | 10 |
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