ActionExpressionContainerInterface.php

<?php

namespace Drupal\rules\Engine;

use Drupal\rules\Context\ContextConfig;

/**
 * Contains action expressions.
 */
interface ActionExpressionContainerInterface extends ActionExpressionInterface, ExpressionContainerInterface {
    
    /**
     * Creates an action expression and adds it to the container.
     *
     * @param string $action_id
     *   The action plugin id.
     * @param \Drupal\rules\Context\ContextConfig $config
     *   (optional) The configuration for the specified plugin.
     *
     * @return $this
     */
    public function addAction($action_id, ContextConfig $config = NULL);

}