interface ContextInterface in Service Container 7

A generic context interface for wrapping data a plugin needs to operate.

Hierarchy

• interface \Drupal\Component\Plugin\Context\ContextInterface

2 files declare their use of ContextInterface

ContextAwarePluginBase.php in lib/Drupal/Component/Plugin/ContextAwarePluginBase.php

Contains \Drupal\Component\Plugin\ContextAwarePluginBase.

ContextAwarePluginInterface.php in lib/Drupal/Component/Plugin/ContextAwarePluginInterface.php

Contains \Drupal\Component\Plugin\ContextAwarePluginInterface.

File

lib/Drupal/Component/Plugin/Context/ContextInterface.php, line 13

Contains \Drupal\Component\Plugin\Context\ContextInterface.

Namespace

Drupal\Component\Plugin\Context

interface ContextInterface {

  /**
   * Gets the context value.
   *
   * @return mixed
   *   The currently set context value, or NULL if it is not set.
   */
  public function getContextValue();

  /**
   * Returns whether the context has a value.
   *
   * @return bool
   *   TRUE if the context has a value, FALSE otherwise.
   */
  public function hasContextValue();

  /**
   * Gets the provided definition that the context must conform to.
   *
   * @return \Drupal\Component\Plugin\Context\ContextDefinitionInterface
   *   The defining characteristic representation of the context.
   */
  public function getContextDefinition();

  /**
   * Gets a list of validation constraints.
   *
   * @return array
   *   Array of constraints, each being an instance of
   *   \Symfony\Component\Validator\Constraint.
   */
  public function getConstraints();

  /**
   * Validates the set context value.
   *
   * @return \Symfony\Component\Validator\ConstraintViolationListInterface
   *   A list of constraint violations. If the list is empty, validation
   *   succeeded.
   */
  public function validate();

}

Members

Name	Modifiers	Type	Description	Overrides
ContextInterface::getConstraints	public	function	Gets a list of validation constraints.	1
ContextInterface::getContextDefinition	public	function	Gets the provided definition that the context must conform to.	1
ContextInterface::getContextValue	public	function	Gets the context value.	1
ContextInterface::hasContextValue	public	function	Returns whether the context has a value.	1
ContextInterface::validate	public	function	Validates the set context value.	1