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- <?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\LoaderLoadException;
- /**
- * Loader is the abstract class used by all built-in loaders.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- 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, string $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, string $type = null)
- {
- if ($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;
- }
- }
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