Model与XML互相转换

#region Model与XML互相转换
        //// <summary>
        /// Model转化为XML的方法
        /// </summary>
        /// <param name="model">要转化的Model</param>
        /// <returns></returns>
        public static string ModelToXML(object model,string _method,string _type)
        {
            XmlDocument xmldoc = new XmlDocument();
            //加入XML的声明段落,<?xml version="1.0" encoding="gb2312"?>
            XmlDeclaration xmldecl;
            xmldecl = xmldoc.CreateXmlDeclaration("1.0", "gb2312", null);
            xmldoc.AppendChild(xmldecl);
            //加入一个根元素
            XmlElement ModelNode = xmldoc.CreateElement("", "message", "");
            //XmlElement ModelNode = xmldoc.CreateElement("message");
            ModelNode.SetAttribute("method", _method);//设置该message节点method属性
            ModelNode.SetAttribute("type", _type);//设置该message节点type属性
            xmldoc.AppendChild(ModelNode);

            if (model != null)
            {
                //using System.Reflection;
                foreach (PropertyInfo property in model.GetType().GetProperties())
                {
                    XmlElement attribute = xmldoc.CreateElement(property.Name);
                    if (property.GetValue(model, null) != null)
                        attribute.InnerText = property.GetValue(model, null).ToString();
                    else
                        attribute.InnerText = "[Null]";
                    ModelNode.AppendChild(attribute);
                }
            }
            return xmldoc.OuterXml;
        }

        //// <summary>
        /// XML转化为Model的方法
        /// </summary>
        /// <param name="xml">要转化的XML</param>
        /// <param name="SampleModel">Model的实体示例，New一个出来即可</param>
        /// <returns></returns>
        public static object XMLToModel(string xml, object SampleModel)
        {
            if (string.IsNullOrEmpty(xml))
                return SampleModel;
            else
            {
                XmlDocument xmldoc = new XmlDocument();
                xmldoc.LoadXml(xml);

                XmlNodeList attributes = xmldoc.SelectSingleNode("Model").ChildNodes;
                foreach (XmlNode node in attributes)
                {
                    foreach (PropertyInfo property in SampleModel.GetType().GetProperties())
                    {
                        if (node.Name == property.Name)
                        {
                            if (node.InnerText != "[Null]")
                            {
                                if (property.PropertyType == typeof(System.Guid))
                                    property.SetValue(SampleModel, new Guid(node.InnerText), null);
                                else
                                    property.SetValue(SampleModel, Convert.ChangeType(node.InnerText, property.PropertyType), null);
                            }
                            else
                                property.SetValue(SampleModel, null, null);
                        }
                    }
                }
                return SampleModel;
            }
        }
        #endregion