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:  * This code is partially based on the Rack-Cache library by Ryan Tomayko,
Chris@0:  * which is released under the MIT license.
Chris@0:  * (based on commit 02d2b48d75bcb63cf1c0c7149c077ad256542801)
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\HttpCache;
Chris@0: 
Chris@0: use Symfony\Component\HttpFoundation\Response;
Chris@0: 
Chris@0: /**
Chris@0:  * ResponseCacheStrategyInterface implementations know how to compute the
Chris@0:  * Response cache HTTP header based on the different response cache headers.
Chris@0:  *
Chris@0:  * @author Fabien Potencier <fabien@symfony.com>
Chris@0:  */
Chris@0: interface ResponseCacheStrategyInterface
Chris@0: {
Chris@0:     /**
Chris@0:      * Adds a Response.
Chris@0:      */
Chris@0:     public function add(Response $response);
Chris@0: 
Chris@0:     /**
Chris@0:      * Updates the Response HTTP headers based on the embedded Responses.
Chris@0:      */
Chris@0:     public function update(Response $response);
Chris@0: }