name : AbstractLoader.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\Validator\Mapping\Loader; use Symfony\Component\Validator\Exception\MappingException; use Symfony\Component\Validator\Constraint; abstract class AbstractLoader implements LoaderInterface { /** * Contains all known namespaces indexed by their prefix * @var array */ protected $namespaces = array(); /** * Adds a namespace alias. * * @param string $alias The alias * @param string $namespace The PHP namespace */ protected function addNamespaceAlias($alias, $namespace) { $this->namespaces[$alias] = $namespace; } /** * Creates a new constraint instance for the given constraint name. * * @param string $name The constraint name. Either a constraint relative * to the default constraint namespace, or a fully * qualified class name * @param mixed $options The constraint options * * @return Constraint * * @throws MappingException If the namespace prefix is undefined */ protected function newConstraint($name, $options) { if (strpos($name, '\\') !== false && class_exists($name)) { $className = (string) $name; } elseif (strpos($name, ':') !== false) { list($prefix, $className) = explode(':', $name, 2); if (!isset($this->namespaces[$prefix])) { throw new MappingException(sprintf('Undefined namespace prefix "%s"', $prefix)); } $className = $this->namespaces[$prefix].$className; } else { $className = 'Symfony\\Component\\Validator\\Constraints\\'.$name; } return new $className($options); } }