using System;
using System.IO ;
using System.Xml;
using System.Xml.Serialization  ;
using System.Text ;

namespace SampleConsole
{
 /// <summary>
 /// Summary description for XmlSerializerClass.
 /// </summary>
 public class XmlSerializerClass
 {
  public XmlSerializerClass()
  {
   //
   // TODO: Add constructor logic here
   //
  }

  public static void TestObjactToXML()
  {
   Employee objEmp=new Employee();
   objEmp.EmpNumber=1001;
   objEmp.EmpName="Arindam Chakraborty";

   string _str =GetXml(objEmp);
   Employee emp =GetObject(_str);
   Console.WriteLine("Example of Object to XML");
   Console.WriteLine("========================");
   Console.WriteLine(_str);
   Console.Read();
  }

  public static  string GetXml(Employee emp)
  {
   MemoryStream stream = null;
   TextWriter writer = null;
   try
   {
    stream = new MemoryStream(); // read xml in memory
    writer = new StreamWriter(stream, Encoding.Unicode) ;
    // get serialise object
    XmlSerializer serializer = new XmlSerializer(typeof(Employee));
    serializer.Serialize(writer, emp); // read object
    int count = (int) stream.Length; // saves object in memory stream
    byte[] arr = new byte[count];
    stream.Seek(0, SeekOrigin.Begin);
    // copy stream contents in byte array
    stream.Read(arr, 0, count);
    UnicodeEncoding utf = new UnicodeEncoding(); // convert byte array to string
    return utf.GetString(arr).Trim();
   }
   catch (Exception ex)
   {
    return ex.ToString();
   }
   finally
   {
    if(stream != null) stream.Close();
    if(writer != null) writer.Close();
   }
  }

  
  /// <summary>
  /// Get a populated object from xml string
  /// </summary>
  /// <param name="xml"></param>
  /// <returns></returns>
  public static Employee GetObject(string xml)
  {
   StringReader stream = null;
   XmlTextReader reader = null;
   try
   {
    // serialise to object
    XmlSerializer serializer = new XmlSerializer(typeof(Employee));
    stream = new StringReader(xml); // read xml data
    reader = new XmlTextReader(stream);  // create reader
    // covert reader to object
    return (Employee)serializer.Deserialize(reader);
   }
   catch
   {
    return null;
   }
   finally
   {
    if(stream != null) stream.Close();
    if(reader != null) reader.Close();
   }
  }
 }
}