讀取xml節點值生成一個實體類,讀取xml所有節點值，讀取所有xml所有節點名稱

  public partial class WebFormClassByEntity : System.Web.UI.Page
    {
        List<string> list = new List<string>();//存放所有節點名稱
        protected void Page_Load(object sender, EventArgs e)
        {
            //讀取xml的文件路徑
            string filePaht = Server.MapPath("~/KJ881101REC_GDXYKJWL_20150519112906795045.xml");
            getxml(filePaht, list);
            ClaseEntity();
        }


        /// <summary>
        /// 獲取指定路徑下XML的所有節點值
        /// </summary>
        public List<string> getxml(string xmlFilePath, List<string> list)
        {
            try
            {
                XmlDocument doc = new XmlDocument();
                if (File.Exists(xmlFilePath))
                {
                    doc.Load(xmlFilePath);
                    XmlNodeList xnl = doc.DocumentElement.ChildNodes;
                    GetAllNodes(xnl, list);
                }
                else
                {
                    list.Add("Error:");
                    list.Add("Please make sure the path and file are correct!!");
                }
                return list;

            }
            catch (Exception e)
            {
                throw e;
            }
        }

        /// <summary>
        /// 遞歸遍歷所有節點
        /// </summary>
        /// <param name="nodelist"></param>
        /// <param name="listnode"></param>
        /// <returns></returns>
        public List<string> GetAllNodes(XmlNodeList nodelist, List<string> listnode)
        {

            foreach (XmlElement element in nodelist)
            {
                //如果這個節點沒有出現過，則添加到list列表
                if (!listnode.Contains(element.Name))
                {
                    listnode.Add(element.Name);
                }
                if (element.ChildNodes[0] is XmlText)
                {
                    continue;
                }
                else
                {
                    GetAllNodes(element.ChildNodes, listnode);
                }
            }
            return listnode;
        }

        /// <summary>
        /// 生成實體類
        /// </summary>
        public void ClaseEntity()
        {
            //準備一個代碼編譯器單元
            CodeCompileUnit unit = new CodeCompileUnit();
            //準備必要的命名空間（這個是指要生成的類的空間）
            CodeNamespace sampleNamespace = new CodeNamespace("測試_命名空間");//命名空間名稱
            //導入必要的命名空間
            sampleNamespace.Imports.Add(new CodeNamespaceImport("System"));//引用的命名空間
            sampleNamespace.Imports.Add(new CodeNamespaceImport("System.Xml"));//引用的命名空間
            //準備要生成的類的定義
            CodeTypeDeclaration Customerclass = new CodeTypeDeclaration("Customer");//類名稱
            //指定這是一個Class
            Customerclass.IsClass = true;
            Customerclass.TypeAttributes = TypeAttributes.Public | TypeAttributes.Public;
            //把這個類放在這個命名空間下
            sampleNamespace.Types.Add(Customerclass);
            //把該命名空間加入到編譯器單元的命名空間集合中
            unit.Namespaces.Add(sampleNamespace);
            string outputFile = "E://work//生成實體類程序//WebApplication1//WebApplication1//Customer.cs";//生成的類存放的路徑 //這是輸出文件

            //List<string> list = new List<string>();
            //list.Add("id");
            //list.Add("name");
            foreach (var types in list)
            {
                //添加字段
                CodeMemberField field = new CodeMemberField(typeof(System.String), "_" + types);
                field.Attributes = MemberAttributes.Private;
                Customerclass.Members.Add(field);

                //添加屬性
                CodeMemberProperty property = new CodeMemberProperty();
                property.Attributes = MemberAttributes.Public | MemberAttributes.Final;
                property.Name = types;
                property.HasGet = true;
                property.HasSet = true;
                property.Type = new CodeTypeReference(typeof(System.String));

                property.GetStatements.Add(new CodeMethodReturnStatement(new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), "_" + types)));

                property.SetStatements.Add(new CodeAssignStatement(new CodeFieldReferenceExpression(new CodeThisReferenceExpression(), "_" + types), new CodePropertySetValueReferenceExpression()));

                Customerclass.Members.Add(property);
            }

            Customerclass.CustomAttributes.Add(new CodeAttributeDeclaration(new CodeTypeReference(typeof(SerializableAttribute))));
            //生成代碼
            CodeDomProvider provider = CodeDomProvider.CreateProvider("CSharp");
            CodeGeneratorOptions options = new CodeGeneratorOptions();
            options.BracingStyle = "C";
            options.BlankLinesBetweenMembers = true;
            using (System.IO.StreamWriter sw = new System.IO.StreamWriter(outputFile))
            {
                provider.GenerateCodeFromCompileUnit(unit, sw, options);
            }
        }
    }