using System;

using System.IO;

using System.Xml;

using System.Xml.Serialization;

using System.Collections.Generic;

using System.Linq;

​

​

    public class Parent

    {

        [XmlElement(IsNullable=true)]

        public string ElementOne { get; set; }

        public string ElementTwo { get; set; }

        public string ElementThree { get; set; }

        public string ElementFour { get; set; }

    }

​

    public class Program

    {

        static string GetXml()

        {

            var xml = "<?xml version = \"1.0\" ?>"+

                "<Parent xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\">" +

                "<ElementOne xsi:nil=\"true\"/>" +              

                "<ElementTwo></ElementTwo>" +

                "<ElementThree />" +

                "<ElementFour>Value</ElementFour>" +

                "</Parent>";

            return xml;

        }

        public static T GetObjectFromXmlString<T>()

        {

            using (TextReader txReader = new StringReader(GetXml()))

            {

                // Create XmlReaderSettings

                XmlReaderSettings settings = new XmlReaderSettings();

                settings.ConformanceLevel = ConformanceLevel.Fragment;

                settings.IgnoreWhitespace = true;

                settings.IgnoreComments = true;

​

                // Create a new NameTable

                NameTable nt = new NameTable();

​

                // Create a new NamespaceManager

                XmlNamespaceManager nsmgr = new XmlNamespaceManager(nt);

​

                // Add your namespaces used in the XML

                nsmgr.AddNamespace("xsi", "http://www.w3.org/2001/XMLSchema-instance");

​

                // Create the XmlParserContext using the previous declared XmlNamespaceManager

                XmlParserContext ctx = new XmlParserContext(null, nsmgr, null, XmlSpace.None);

​

                // Instantiate a new XmlReader, using the previous declared XmlReaderSettings and XmlParserContext

                XmlReader reader = XmlReader.Create(txReader, settings, ctx);

​

                XmlSerializer pageDeserializer = new XmlSerializer(typeof(T));

​

                // Finally, deserialize

                var deserialize = (T)pageDeserializer.Deserialize(reader);

                return deserialize;

            }

        }

        public static void Main()

        {

            var xml = GetXml();

​

            Console.WriteLine("Original XML: ");

            Console.WriteLine(xml);

            var parent = GetObjectFromXmlString<Parent>();

            if(parent != null)

            {

                Console.WriteLine("ElementOne");

                if(parent.ElementOne == null)

                    Console.WriteLine("\tparent.ElementOne is null");

                else if(parent.ElementOne == string.Empty)

                    Console.WriteLine("\tparent.ElementOne is Empty");

                else

                    Console.WriteLine("\t{0}", parent.ElementOne);

                Console.WriteLine("ElementTwo");

                if(parent.ElementTwo == null)

                    Console.WriteLine("\tparent.ElementTwo is null");

                else if(parent.ElementTwo == string.Empty)

                    Console.WriteLine("\tparent.ElementTwo is Empty");

                else

                    Console.WriteLine("\t{0}", parent.ElementTwo);

                Console.WriteLine("ElementThree");

                if(parent.ElementThree == null)

                    Console.WriteLine("\tparent.ElementThree is null");

                else if(parent.ElementThree == string.Empty)

                    Console.WriteLine("\tparent.ElementThree is Empty");

                else

                    Console.WriteLine("\t{0}", parent.ElementThree);

                Console.WriteLine("ElementFour");

                if(parent.ElementFour == null)

                    Console.WriteLine("\tparent.ElementFour is null");

                else if(parent.ElementFour == string.Empty)

                    Console.WriteLine("\tparent.ElementFour is Empty");

                else

                    Console.WriteLine("\t{0}", parent.ElementFour);

            }

        }

    }