public function validate(Gpf_DbEngine_Row $row) {
     
     if($row->get(Pap_Db_Table_Campaigns::IS_DEFAULT)==Gpf::YES){
         parent::validate($row);
     }
 }
 protected function doOneRowLoaded($row, $tempRow)
 {
     if ($this->isAddingExactlyOneRow($row)) {
         return parent::doOneRowLoaded($row, $tempRow);
     }
 }