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<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <[email protected]> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Config\Loader; use Symfony\Component\Config\Exception\LoaderLoadException; /** * Loader is the abstract class used by all built-in loaders. * * @author Fabien Potencier <[email protected]> */ abstract class Loader implements LoaderInterface { protected $resolver; /** * {@inheritdoc} */ public function getResolver() { return $this->resolver; } /** * {@inheritdoc} */ public function setResolver(LoaderResolverInterface $resolver) { $this->resolver = $resolver; } /** * Imports a resource. * * @param mixed $resource A resource * @param string|null $type The resource type or null if unknown * * @return mixed */ public function import($resource, $type = null) { return $this->resolve($resource, $type)->load($resource, $type); } /** * Finds a loader able to load an imported resource. * * @param mixed $resource A resource * @param string|null $type The resource type or null if unknown * * @return $this|LoaderInterface * * @throws LoaderLoadException If no loader is found */ public function resolve($resource, $type = null) { if ($this->supports($resource, $type)) { return $this; } $loader = null === $this->resolver ? false : $this->resolver->resolve($resource, $type); if (false === $loader) { throw new LoaderLoadException($resource, null, 0, null, $type); } return $loader; } }