vendor/symfony/config/Loader/DelegatingLoader.php

   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\Config\Loader;
  13
  14 use Symfony\Component\Config\Exception\FileLoaderLoadException;
  15
  16 /**
  17  * DelegatingLoader delegates loading to other loaders using a loader resolver.
  18  *
  19  * This loader acts as an array of LoaderInterface objects - each having
  20  * a chance to load a given resource (handled by the resolver)
  21  *
  22  * @author Fabien Potencier <fabien@symfony.com>
  23  */
  24 class DelegatingLoader extends Loader
  25 {
  26     public function __construct(LoaderResolverInterface $resolver)
  27     {
  28         $this->resolver = $resolver;
  29     }
  30
  31     /**
  32      * {@inheritdoc}
  33      */
  34     public function load($resource, $type = null)
  35     {
  36         if (false === $loader = $this->resolver->resolve($resource, $type)) {
  37             throw new FileLoaderLoadException($resource);
  38         }
  39
  40         return $loader->load($resource, $type);
  41     }
  42
  43     /**
  44      * {@inheritdoc}
  45      */
  46     public function supports($resource, $type = null)
  47     {
  48         return false !== $this->resolver->resolve($resource, $type);
  49     }
  50 }