- * Returns the user level for the passed user name
- * It check the roles assigned to this user and checks
- * against the well known Controller user roles to
- * determines the highest user level associated with
- * the user
- *
- * @param userName the user name
- * @return the highest user level for this user
+ * Returns the user level for the passed user name. It checks the roles
+ * assigned to this user and checks against the well known Controller user
+ * roles to determines the highest user level associated with the user
+ *
+ * @param userName
+ * the user name
+ * @return {@link org.opendaylight.controller.sal.authorization.UserLevel}
+ * the highest user level for this user