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vendor/symfony/http-kernel/HttpCache/ResponseCacheStrategyInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * This code is partially based on the Rack-Cache library by Ryan Tomayko,
+ * which is released under the MIT license.
+ * (based on commit 02d2b48d75bcb63cf1c0c7149c077ad256542801)
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\HttpCache;
+
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+ * ResponseCacheStrategyInterface implementations know how to compute the
+ * Response cache HTTP header based on the different response cache headers.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface ResponseCacheStrategyInterface
+{
+    /**
+     * Adds a Response.
+     */
+    public function add(Response $response);
+
+    /**
+     * Updates the Response HTTP headers based on the embedded Responses.
+     */
+    public function update(Response $response);
+}