Actualización

vendor/friendsofsymfony/user-bundle/Model/GroupManager.php

@@ -0,0 +1,39 @@
+<?php
+
+/*
+ * This file is part of the FOSUserBundle package.
+ *
+ * (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace FOS\UserBundle\Model;
+
+/**
+ * Abstract Group Manager implementation which can be used as base class for your
+ * concrete manager.
+ *
+ * @author Christophe Coevoet <stof@notk.org>
+ */
+abstract class GroupManager implements GroupManagerInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function createGroup($name)
+    {
+        $class = $this->getClass();
+
+        return new $class($name);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function findGroupByName($name)
+    {
+        return $this->findGroupBy(array('name' => $name));
+    }
+}