* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Config\Loader; /** * LoaderResolver selects a loader for a given resource. * * A resource can be anything (e.g. a full path to a config file or a Closure). * Each loader determines whether it can load a resource and how. * * @author Fabien Potencier */ class LoaderResolver implements LoaderResolverInterface { /** * @var LoaderInterface[] An array of LoaderInterface objects */ private $loaders = array(); /** * Constructor. * * @param LoaderInterface[] $loaders An array of loaders */ public function __construct(array $loaders = array()) { foreach ($loaders as $loader) { $this->addLoader($loader); } } /** * Returns a loader able to load the resource. * * @param mixed $resource A resource * @param string $type The resource type * * @return LoaderInterface|false A LoaderInterface instance */ public function resolve($resource, $type = null) { foreach ($this->loaders as $loader) { if ($loader->supports($resource, $type)) { return $loader; } } return false; } /** * Adds a loader. * * @param LoaderInterface $loader A LoaderInterface instance */ public function addLoader(LoaderInterface $loader) { $this->loaders[] = $loader; $loader->setResolver($this); } /** * Returns the registered loaders. * * @return LoaderInterface[] An array of LoaderInterface instances */ public function getLoaders() { return $this->loaders; } }