C# (CSharp) networking BookDTO примеры использования

Пример #1

        public void bookReturned(int bookId, string author, string title)
        {
            BookDTO bookDto = new BookDTO(bookId, author, title);

            sendResponse(new ReturnBookResponse(bookDto));
        }

Пример #2

 public ReturnBookResponse(BookDTO bookDto)
 {
     this.bookDto = bookDto;
 }