using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Xml.Serialization;

using System.Xml;

using System.IO;

using System.Diagnostics;

using System.Collections.ObjectModel;

using System.Threading;

using System.ComponentModel;

using System.Xml.Linq;

using System.Reflection;

using System.Data;

using System.Xml.Schema;

using System.Text.RegularExpressions;

using System.Net;

using System.Xml.XPath;

using System.Globalization;

using System.ComponentModel.DataAnnotations;

using System.Collections;

using System.Runtime.InteropServices;

using System.Runtime.Serialization;

​

​

// https://stackoverflow.com/questions/46422402/the-xml-element-tr-from-namespace-is-already-present-in-the-current-scope?noredirect=1#comment79803120_46422402

​

    [XmlRoot("component")]

    public class Component

    {

        [XmlElement("section")]

        public Section Section { get; set; }

    }

​

    public class Section

    {

#if false       

        [XmlElement("templateId")]

        public List<IdElement> TemplateIds { get; set; }

        [XmlElement("code")]

        public CodeElement Code { get; set; }

#endif

        [XmlElement("title")]

        public string Title { get; set; }

        [XmlElement("text")]

        public Text Text { get; set; }

    }

    public class Text

    {

        [XmlElement("table")]

        public /*Table.*/Table Table { get; set; }

        [XmlArray("list")]

        [XmlArrayItem("item")]

        public List<string> List { get; set; }

        [XmlElement("paragraph")]

        public List<string> Paragraphs { get; set; }

    }

​

    public class Table

    {

        [XmlElement("thead")]

        public TablePart Header { get; set; }

​

        [XmlElement("tbody")]

        public TablePart Body { get; set; }

    }

​

    public class TablePart

    {

        [XmlElement(ElementName = "tr", Namespace = "")]

        public List<TableRow> RowData { get; set; }

    }

​

    public class TableRow

    {

        [XmlElement("td")]

        public List<string> Data { get; set; }

​

        [XmlElement("th")]

        public List<string> Headers { get; set; }

    }

    class TestClass

    {

        public static void Test()

        {

            var xml = GetXml();

            var component = xml.LoadFromXml<Component>();

            var xml2 = component.GetXml(true);

            Console.WriteLine(xml2);

        }       

        static string GetXml()

        {

            var xml = @"<component>

    <section>

        <templateId root='2.16.840.1.113883.10.20.1.11'/>

        <templateId root='1.3.6.1.4.1.19376.1.5.3.1.3.6'/>

        <!--<id root='' extension=''/>-->

        <code code=""11450-4"" displayName=""PROBLEM LIST"" codeSystem=""2.16.840.1.113883.6.1"" codeSystemName=""LOINC""/>

        <title>Active Problem - Problem List</title>

        <text>

            <table>

                <thead>

                    <tr>

                        <th>Problem</th>

                        <th>Code</th>

                        <th>Code System</th>

                        <th>Start Date</th>

                        <th>Status</th>

                    </tr>

                </thead>

                <tbody>

                    <tr>

                        <td>Asthma</td>

                        <td>195967001</td>

                        <td>SNOMED CT</td>

                        <td></td>

                        <td>Active</td>

                    </tr>

                    <tr>

                        <td>Costal chondritis</td>

                        <td>64109004</td>

                        <td>SNOMED CT</td>

                        <td></td>

                        <td>Active</td>

                    </tr>

                    <tr>

                        <td>No impairment</td>

                        <td>66557003</td>

                        <td>SNOMED CT</td>

                        <td></td>

                        <td>Active</td>

                    </tr>

                </tbody>

            </table>

        </text>

    </section>

</component>";

            return xml;

        }

    }

​

    public class AssertionFailedException : System.Exception

    {

        public AssertionFailedException() : base() { }

​

        public AssertionFailedException(string s) : base(s) { }

    }

​

    public static class Assert

    {

        public static void IsTrue(bool value)

        {

            IsTrue(value, "failed");

        }

​

        public static void IsTrue(bool value, string message)

        {

            if (value == false)

                throw new AssertionFailedException(message ?? "failed");

        }

    }

​

    public static class XmlSerializationHelper

    {

        public static T LoadFromXml<T>(this string xmlString, XmlSerializer serial = null)

        {

            serial = serial ?? new XmlSerializer(typeof(T));

            T returnValue = default(T);

            using (StringReader reader = new StringReader(xmlString))

            {

                object result = serial.Deserialize(reader);

                if (result is T)

                {

                    returnValue = (T)result;

                }

            }

            return returnValue;

        }

​

        public static string GetXml<T>(this T obj, bool omitStandardNamespaces)

        {

            return obj.GetXml(null, omitStandardNamespaces);

        }

        public static string GetXml<T>(this T obj, XmlSerializer serializer = null, bool omitStandardNamespaces = false)

        {

            XmlSerializerNamespaces ns = null;

            if (omitStandardNamespaces)

            {

                ns = new XmlSerializerNamespaces();

                ns.Add("", ""); // Disable the xmlns:xsi and xmlns:xsd lines.

            }           

            using (var textWriter = new StringWriter())

            {

                var settings = new XmlWriterSettings() { Indent = true }; // For cosmetic purposes.

                using (var xmlWriter = XmlWriter.Create(textWriter, settings))

                    (serializer ?? new XmlSerializer(obj.GetType())).Serialize(xmlWriter, obj, ns);

                return textWriter.ToString();

            }

        }

    }

    public class Program

    {

        public static void Main()

        {

            Console.WriteLine("Environment version: " + Environment.Version);

            Console.WriteLine();

​

            TestClass.Test();

        }

    }

​