protected function _addGroup(GroupListModel $result, $filterList, $filterArray, $label, $avoidClosed = false)
 {
     try {
         //Closed alarms
         $newFilterList = clone $filterList;
         if ($avoidClosed) {
             $filterArray[] = array('fieldName' => AlarmFilterFields::STATE, 'value' => AlarmModel::STATE_CLOSED, 'inverted' => true);
         }
         foreach ($filterArray as $filter) {
             $newFilterList->addFilter(new \App_ListFilter_EqualFilter($filter));
         }
         $partialResult = $this->_alarmSrv->listAll($newFilterList, array('paging' => array('count' => 0)));
         if ($partialResult instanceof ListResultModel) {
             $result->addGroup(new GroupCountResultModel(array('label' => $label, 'stream' => $partialResult)));
         }
     } catch (PermissionException $e) {
         //Nothing to do
     } catch (NotAllowedException $e) {
         //Nothing to do
     }
 }