symfony/src/Symfony/Framework/SwiftmailerBundle/Bundle.php

<?php

namespace Symfony\Framework\SwiftmailerBundle;

use Symfony\Foundation\Bundle\Bundle as BaseBundle;
use Symfony\Components\DependencyInjection\ContainerInterface;
use Symfony\Components\DependencyInjection\Loader\Loader;
use Symfony\Framework\SwiftmailerBundle\DependencyInjection\SwiftmailerExtension;

/*
 * This file is part of the Symfony framework.
 *
 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

/**
 * Bundle.
 *
 * @package    Symfony
 * @subpackage Framework_SwiftmailerBundle
 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
 */
class Bundle extends BaseBundle
{
    /**
     * Customizes the Container instance.
     *
     * @param Symfony\Components\DependencyInjection\ContainerInterface $container A ContainerInterface instance
     *
     * @return Symfony\Components\DependencyInjection\BuilderConfiguration A BuilderConfiguration instance
     */
    public function buildContainer(ContainerInterface $container)
    {
        Loader::registerExtension(new SwiftmailerExtension());
    }
}