* * 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; /** * ExtensionInterface is the interface implemented by container extension classes. * * @author Fabien Potencier * * @api */ interface ExtensionInterface { /** * Loads a specific configuration. * * @param array $config An array of configuration values * @param ContainerBuilder $container A ContainerBuilder instance * * @throws \InvalidArgumentException When provided tag is not defined in this extension * * @api */ public function load(array $config, ContainerBuilder $container); /** * Returns the namespace to be used for this extension (XML namespace). * * @return string The XML namespace * * @api */ public function getNamespace(); /** * Returns the base path for the XSD files. * * @return string The XSD base path * * @api */ public function getXsdValidationBasePath(); /** * Returns the recommended alias to use in XML. * * This alias is also the mandatory prefix to use when using YAML. * * @return string The alias * * @api */ public function getAlias(); }