@Override
 protected DeliveryModeListObject createRowObject(DeliveryMode deliveryMode) {
   DeliveryModeListObject listObject = new DeliveryModeListObject(deliveryMode);
   listObject.setSelected(isSelected(deliveryMode));
   return listObject;
 }
 @Override
 protected DeliveryMode getRecord(DeliveryModeListObject rowObject) {
   return rowObject.getDeliveryMode();
 }