读取xml节点值生成一个实体类,读取xml所有节点值，读取所有xml所

public partial class WebFormClassByEntity : System.Web.UI.Page { List<string> list = new List<string>();//存放所有节点名称 protected void Page_Load(object sender,EventArgs e) { //读取xml的文件路径 string filePaht = Server.MapPath("~/KJ881101REC_GDXYKJWL_20150519112906795045.xml"); getxml(filePaht,list); ClaseEntity(); } /// <summary> /// 获取指定路径下XML的所有节点值 /// </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> /// 递归遍历所有节点 /// </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) { //如果这个节点没有出现过，则添加到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> /// 生成实体类 /// </summary> public void ClaseEntity() { //准备一个代码编译器单元 CodeCompileUnit unit = new CodeCompileUnit(); //准备必要的命名空间（这个是指要生成的类的空间） CodeNamespace sampleNamespace = new CodeNamespace("测试_命名空间");//命名空间名称 //导入必要的命名空间 sampleNamespace.Imports.Add(new CodeNamespaceImport("System"));//引用的命名空间 sampleNamespace.Imports.Add(new CodeNamespaceImport("System.Xml"));//引用的命名空间 //准备要生成的类的定义 CodeTypeDeclaration Customerclass = new CodeTypeDeclaration("Customer");//类名称 //指定这是一个Class Customerclass.IsClass = true; Customerclass.TypeAttributes = TypeAttributes.Public | TypeAttributes.Public; //把这个类放在这个命名空间下 sampleNamespace.Types.Add(Customerclass); //把该命名空间加入到编译器单元的命名空间集合中 unit.Namespaces.Add(sampleNamespace); string outputFile = "E://work//生成实体类程序//WebApplication1//WebApplication1//Customer.cs";//生成的类存放的路径 //这是输出文件 //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); //添加属性 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)))); //生成代码 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); } } }

（编辑：李大同）

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