public GuestBookService(iPow.Domain.Repository.IGuestBookRepository guestBook) { if (guestBook == null) { throw new ArgumentNullException(" guestBookRepository is null"); } guestBookRepository = guestBook; }
public GuestBookService( iPow.Domain.Repository.IGuestBookRepository guestBook) { if (guestBook == null) { throw new ArgumentNullException(" guestBookRepository is null"); } guestBookRepository = guestBook; }