<?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\Config\Loader; use Symfony\Component\Config\Exception\FileLoaderLoadException; /** * Loader is the abstract class used by all built-in loaders. * * @author Fabien Potencier <fabien@symfony.com> */ abstract class Loader implements LoaderInterface { protected $resolver; /** * Gets the loader resolver. * * @return LoaderResolverInterface A LoaderResolverInterface instance */ public function getResolver() { return $this->resolver; } /** * Sets the loader resolver. * * @param LoaderResolverInterface $resolver A LoaderResolverInterface instance */ public function setResolver(LoaderResolverInterface $resolver) { $this->resolver = $resolver; } /** * Imports a resource. * * @param mixed $resource A Resource * @param string $type The resource type * * @return mixed */ public function import($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 $type The resource type * * @return LoaderInterface A LoaderInterface instance * * @throws FileLoaderLoadException if no loader is found */ public function resolve($resource, $type = null) { if ($this->supports($resource, $type)) { return $this; } $loader = null === $this->resolver ? false : $this->resolver->resolve($resource, $type); if (false === $loader) { throw new FileLoaderLoadException($resource); } return $loader; } }