public SupplierController(IConversation conversation, IMappingEngine mapper, SupplierRepository repository, IValidator validator, IStringConverter<Supplier> stringConverter)
 {
     _conversation = conversation;
     _mapper = mapper;
     _repository = repository;
     _validator = validator;
     _stringConverter = stringConverter;
 }
 public SupplierStringConverter(SupplierRepository repository)
 {
     _repository = repository;
 }