public Book get_book(string bookName) { try { BookViewModel bvm = this.root_bvm.getBook(bookName); if (bvm.BookName_ == "nullBook") throw new Exception(bookName + " : not found"); Book book = new Book(bvm); return book; } catch (Exception e) { throw e; //BookViewModel bvm = new BookViewModel(); //Book book = new Book(bvm); //return book; } }
public string remove_book(string bookName) { try { BookViewModel bvm = this.root_bvm.getBook(bookName); if (bvm.BookName_ == "nullBook") throw new Exception(bookName + " : not found"); Book book = new Book(bvm); this.save_book(); return "remove book complete " + bookName; } catch (Exception e) { throw e; //BookViewModel bvm = new BookViewModel(); //Book book = new Book(bvm); //return book; } }