public static CartItem fromResultSet(ResultSet resultSet) throws SQLException { CartItem cartItem = new CartItem(); cartItem.setProductId(resultSet.getInt(resultSet.findColumn(COLUMN_ID_PRODUCT))); cartItem.setCartId(resultSet.getInt(resultSet.findColumn(COLUMN_ID_CART))); cartItem.setAmount(resultSet.getInt(resultSet.findColumn(COLUMN_AMOUNT))); return cartItem; }