public static void UpdateBook(Book book) { try { int lkm = DBBooks.UpdateBooks(cs, book.Id, book.Name, book.Author, book.Country, book.Year); } catch (Exception ex) { throw ex; } }
public static List <Book> GetBooks(Boolean useDB) { DataTable dt; List <Book> temp = new List <Book>(); try { if (useDB) { dt = DBBooks.GetBooks(cs); } else { dt = DBBooks.GetTestData(); } Book book; foreach (DataRow dr in dt.Rows) { book = new Book((int)dr[0]); book.Author = dr["author"].ToString(); book.Name = dr["name"].ToString(); book.Country = dr["country"].ToString(); book.Year = (int)dr["year"]; // olio lisätään kokoelmaan temp.Add(book); } return(temp); } catch (Exception ex) { throw ex; } }