ConfigurationExtensionInterface.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\DependencyInjection\Extension;

use Symfony\Component\DependencyInjection\ContainerBuilder;

/**
 * ConfigurationExtensionInterface is the interface implemented by container extension classes.
 *
 * @author Kevin Bond <kevinbond@gmail.com>
 */
interface ConfigurationExtensionInterface {

  /**
   * Returns extension configuration
   *
   * @param array            $config    $config    An array of configuration values
   * @param ContainerBuilder $container A ContainerBuilder instance
   *
   * @return ConfigurationInterface|null The configuration or null
   */
  public function getConfiguration(array $config, ContainerBuilder $container);

}