Gpf_Data_Row::set PHP Method

        public function set($name, $value);

 public function filterRow(Gpf_Data_Row $row) {
     if ($row->get('commType') == Pap_Common_Constants::TYPE_SALE) {
         $row->set('actionName', $this->_('per Sale'));
     }
     if ($row->get(self::KEY_COLUMN_ID) == null) {
         $row->set(self::KEY_COLUMN_ID, "NEW_".$row->get('commTypeId'));
     } 
     return $row;
 }