return $this->active;
        }
 
+       /**
+        * {@inheritdoc}
+        */
+       public function preUpdate(\Doctrine\ORM\Event\PreUpdateEventArgs $eventArgs) {
+               //Check that we have an user instance
+               if (($user = $eventArgs->getEntity()) instanceof User) {
+                       //Set updated value
+                       $user->setUpdated(new \DateTime('now'));
+               }
+       }
+
        /**
         * Returns a string representation of the user
         *