4 * This file is part of the Symfony package.
6 * (c) Fabien Potencier <fabien@symfony.com>
8 * This code is partially based on the Rack-Cache library by Ryan Tomayko,
9 * which is released under the MIT license.
10 * (based on commit 02d2b48d75bcb63cf1c0c7149c077ad256542801)
12 * For the full copyright and license information, please view the LICENSE
13 * file that was distributed with this source code.
16 namespace Symfony\Component\HttpKernel\HttpCache;
18 @trigger_error('The '.__NAMESPACE__.'\EsiResponseCacheStrategy class is deprecated since version 2.6 and will be removed in 3.0. Use the Symfony\Component\HttpKernel\HttpCache\ResponseCacheStrategy class instead.', E_USER_DEPRECATED);
21 * EsiResponseCacheStrategy knows how to compute the Response cache HTTP header
22 * based on the different ESI response cache headers.
24 * This implementation changes the master response TTL to the smallest TTL received
25 * or force validation if one of the ESI has validation cache strategy.
27 * @author Fabien Potencier <fabien@symfony.com>
29 * @deprecated since version 2.6, to be removed in 3.0. Use ResponseCacheStrategy instead
31 class EsiResponseCacheStrategy extends ResponseCacheStrategy implements EsiResponseCacheStrategyInterface