diff -r 000000000000 -r 7f95f8617b0b vendor/symfony/src/Symfony/Bundle/FrameworkBundle/Routing/Router.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/symfony/src/Symfony/Bundle/FrameworkBundle/Routing/Router.php	Sat Sep 24 15:40:41 2011 +0200
@@ -0,0 +1,57 @@
+<?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\Bundle\FrameworkBundle\Routing;
+
+use Symfony\Component\Routing\Router as BaseRouter;
+use Symfony\Component\Routing\RequestContext;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * This Router only creates the Loader only when the cache is empty.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Router extends BaseRouter
+{
+    private $container;
+
+    /**
+     * Constructor.
+     *
+     * @param ContainerInterface $container A ContainerInterface instance
+     * @param mixed              $resource  The main resource to load
+     * @param array              $options   An array of options
+     * @param RequestContext     $context   The context
+     * @param array              $defaults  The default values
+     */
+    public function __construct(ContainerInterface $container, $resource, array $options = array(), RequestContext $context = null, array $defaults = array())
+    {
+        $this->container = $container;
+
+        $this->resource = $resource;
+        $this->context = null === $context ? new RequestContext() : $context;
+        $this->defaults = $defaults;
+        $this->setOptions($options);
+    }
+
+    /**
+     * @{inheritdoc}
+     */
+    public function getRouteCollection()
+    {
+        if (null === $this->collection) {
+            $this->collection = $this->container->get('routing.loader')->load($this->resource, $this->options['resource_type']);
+        }
+
+        return $this->collection;
+    }
+}