<?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\Config\Definition\ConfigurationInterface;
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.
*
* @return ConfigurationInterface|null The configuration or null
*/
public function getConfiguration(array $config, ContainerBuilder $container);
}