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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Xml;
using System.Xml.Serialization;
public class MainClass { //new products object
public static void Main() {
XmlAttributes attrs = new XmlAttributes();
attrs.XmlElements.Add(new XmlElementAttribute("Book", typeof(BookProduct)));
attrs.XmlElements.Add(new XmlElementAttribute("Product", typeof(Product)));
XmlAttributeOverrides attrOver = new XmlAttributeOverrides();
attrOver.Add(typeof(Inventory), "InventoryItems", attrs);
Product newProd = new Product();
BookProduct newBook = new BookProduct();
newProd.ProductID = 100;
newProd.ProductName = "Product";
newProd.SupplierID = 10;
newBook.ProductID = 101;
newBook.ProductName = "New Product";
newBook.SupplierID = 10;
newBook.ISBN = "123456789";
Product[] addProd = { newProd, newBook };
Inventory inv = new Inventory();
inv.InventoryItems = addProd;
TextWriter tr = new StreamWriter("inventory.xml");
XmlSerializer sr = new XmlSerializer(typeof(Inventory), attrOver);
sr.Serialize(tr, inv);
tr.Close();
}
}
[System.Xml.Serialization.XmlRootAttribute()]
public class Product {
private int prodId;
private string prodName;
private int suppId;
private int catId;
private string qtyPerUnit;
private Decimal unitPrice;
private short unitsInStock;
private short unitsOnOrder;
private short reorderLvl;
private bool discont;
private int disc;
[XmlAttributeAttribute(AttributeName = "Discount")]
public int Discount {
get { return disc; }
set { disc = value; }
}
[XmlElementAttribute()]
public int ProductID {
get { return prodId; }
set { prodId = value; }
}
[XmlElementAttribute()]
public string ProductName {
get { return prodName; }
set { prodName = value; }
}
[XmlElementAttribute()]
public int SupplierID {
get { return suppId; }
set { suppId = value; }
}
[XmlElementAttribute()]
public int CategoryID {
get { return catId; }
set { catId = value; }
}
[XmlElementAttribute()]
public string QuantityPerUnit {
get { return qtyPerUnit; }
set { qtyPerUnit = value; }
}
[XmlElementAttribute()]
public Decimal UnitPrice {
get { return unitPrice; }
set { unitPrice = value; }
}
[XmlElementAttribute()]
public short UnitsInStock {
get { return unitsInStock; }
set { unitsInStock = value; }
}
[XmlElementAttribute()]
public short UnitsOnOrder {
get { return unitsOnOrder; }
set { unitsOnOrder = value; }
}
[XmlElementAttribute()]
public short ReorderLevel {
get { return reorderLvl; }
set { reorderLvl = value; }
}
[XmlElementAttribute()]
public bool Discontinued {
get { return discont; }
set { discont = value; }
}
}
public class Inventory {
private Product[] stuff;
public Inventory() { }
[XmlArrayItem("Prod", typeof(Product)),
XmlArrayItem("Book", typeof(BookProduct))]
public Product[] InventoryItems {
get { return stuff; }
set { stuff = value; }
}
}
public class BookProduct : Product {
private string isbnNum;
public BookProduct() { }
public string ISBN {
get { return isbnNum; }
set { isbnNum = value; }
}
}
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