Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\HttpKernel\Controller;
Chris@0: 
Chris@0: use Symfony\Component\HttpFoundation\Request;
Chris@0: use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
Chris@0: 
Chris@0: /**
Chris@0:  * Responsible for resolving the value of an argument based on its metadata.
Chris@0:  *
Chris@0:  * @author Iltar van der Berg <kjarli@gmail.com>
Chris@0:  */
Chris@0: interface ArgumentValueResolverInterface
Chris@0: {
Chris@0:     /**
Chris@0:      * Whether this resolver can resolve the value for the given ArgumentMetadata.
Chris@0:      *
Chris@0:      * @param Request          $request
Chris@0:      * @param ArgumentMetadata $argument
Chris@0:      *
Chris@0:      * @return bool
Chris@0:      */
Chris@0:     public function supports(Request $request, ArgumentMetadata $argument);
Chris@0: 
Chris@0:     /**
Chris@0:      * Returns the possible value(s).
Chris@0:      *
Chris@0:      * @param Request          $request
Chris@0:      * @param ArgumentMetadata $argument
Chris@0:      *
Chris@0:      * @return \Generator
Chris@0:      */
Chris@0:     public function resolve(Request $request, ArgumentMetadata $argument);
Chris@0: }