--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+ * HttpKernelInterface handles a Request to convert it to a Response.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface HttpKernelInterface
+{
+ const MASTER_REQUEST = 1;
+ const SUB_REQUEST = 2;
+
+ /**
+ * Handles a Request to convert it to a Response.
+ *
+ * When $catch is true, the implementation must catch all exceptions
+ * and do its best to convert them to a Response instance.
+ *
+ * @param Request $request A Request instance
+ * @param int $type The type of the request
+ * (one of HttpKernelInterface::MASTER_REQUEST or HttpKernelInterface::SUB_REQUEST)
+ * @param bool $catch Whether to catch exceptions or not
+ *
+ * @return Response A Response instance
+ *
+ * @throws \Exception When an Exception occurs during processing
+ */
+ public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = true);
+}