| private findCargo ( TrackingId trackingId ) : Cargo | ||
| trackingId | TrackingId | |
| 리턴 | Cargo | |
private Cargo findCargo(TrackingId trackingId)
{
var cargo = cargoRepository.find(trackingId);
if(cargo == null) throw new UnknownCargoException(trackingId);
return cargo;
}