interface DerivativeInterface

AggregatorCategoryBlock.php in drupal/core/modules/aggregator/lib/Drupal/aggregator/Plugin/Derivative/AggregatorCategoryBlock.php

Contains \Drupal\aggregator\Plugin\Derivative\AggregatorCategoryBlock.

AggregatorFeedBlock.php in drupal/core/modules/aggregator/lib/Drupal/aggregator/Plugin/Derivative/AggregatorFeedBlock.php

Contains \Drupal\aggregator\Plugin\Derivative\AggregatorFeedBlock.

BlockPluginUI.php in drupal/core/modules/block/lib/Drupal/block/Plugin/Derivative/BlockPluginUI.php

CustomBlock.php in drupal/core/modules/block/custom_block/lib/Drupal/custom_block/Plugin/Derivative/CustomBlock.php

Contains \Drupal\custom_block\Plugin\Derivative\CustomBlock.

DefaultFactory.php in drupal/core/lib/Drupal/Component/Plugin/Factory/DefaultFactory.php

Definition of Drupal\Component\Plugin\Factory\DefaultFactory.

... See full list

interface DerivativeInterface {

  /**
   * Returns the definition of a derivative plugin.
   *
   * @param string $derivative_id
   *   The derivative id. The id must uniquely identify the derivative within a
   *   given base plugin, but derivative ids can be reused across base plugins.
   * @param array $base_plugin_definition
   *   The definition array of the base plugin from which the derivative plugin
   *   is derived.
   *
   * @return array
   *   The full definition array of the derivative plugin, typically a merge of
   *   $base_plugin_definition with extra derivative-specific information. NULL
   *   if the derivative doesn't exist.
   */
  public function getDerivativeDefinition($derivative_id, array $base_plugin_definition);

  /**
   * Returns the definition of all derivatives of a base plugin.
   *
   * @param array $base_plugin_definition
   *   The definition array of the base plugin.
   * @return array
   *   An array of full derivative definitions keyed on derivative id.
   *
   * @see getDerivativeDefinition()
   */
  public function getDerivativeDefinitions(array $base_plugin_definition);

}