XML C#

using System;
using System.IO;
using System.Collections.Generic;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
namespace A4G.Utils.Xml
{
  public static class XmlSerializationHelper
  {
    private static readonly XmlSerializer _serializer = new XmlSerializer(typeof(T));
    public static void SerializeToFile(string fileName, T objectToSerialize)
    {
      XmlTextWriter writer = new XmlTextWriter(fileName, Encoding.Default);
      writer.Formatting = Formatting.Indented;
      try
      {
        _serializer.Serialize(writer, objectToSerialize);
      }
      finally
      {
        writer.Close();
      }
    }
    public static T DeserializeFromFile(string fileName)
    {
      XmlTextReader reader = new XmlTextReader(fileName);
      try
      {
        T serializedObject = (T) _serializer.Deserialize(reader);
        return serializedObject;
      }
      finally
      {
        reader.Close();
      }
    }
    public static void SerializeToStream(Stream destination, T objectToSerialize)
    {
      _serializer.Serialize(destination, objectToSerialize);
    }
    public static T DeserializeFromStream(Stream source)
    {
      return (T)_serializer.Deserialize(source);
    }
  }
}