Asp.Net XML操作基类(修改,删除,新增,创建)

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Asp.Net XML操作基类(修改,删除,新增,创建)2009-12-21 16:59/*********************************************************************************** * 功能说明:XML处理基类* 作者: 刘功勋;* 版本:V0.1(C#2.0);时间:2006-12-13* * *******************************************************************************/using System;using System.Data;using System.Configuration;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Web.UI.HtmlControls;using System.IO;using System.Xml;using System.Text;using MSXML2;namespace EC{/// <summary>/// XML 操作基类/// </summary>public class XmlObject : IDisposable{             //以下为单一功能的静态类#region 读取XML到DataSet/*************************************************** 函数名称:GetXml(string XmlPath)* 功能说明:读取XML到DataSet* 参    数:XmlPath:xml文档路径* 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("/EBDnsConfig/DnsConfig.xml"); //获取xml路径*          DataSet ds = EC.XmlObject.GetXml(xmlPath); //读取xml到DataSet中************************************************//// <summary>/// 功能:读取XML到DataSet中/// </summary>/// <param name="XmlPath">xml路径</param>/// <returns>DataSet</returns>public static DataSet GetXml(string XmlPath){DataSet ds = new DataSet();ds.ReadXml(@XmlPath);return ds;}#endregion        #region 读取xml文档并返回一个节点/*************************************************** 函数名称:ReadXmlReturnNode(string XmlPath,string Node)* 功能说明:读取xml文档并返回一个节点:适用于一级节点* 参    数: XmlPath:xml文档路径;Node 返回的节点名称 * 适应用Xml:<?xml version="1.0" encoding="utf-8" ?>*           <root>*               <dns1>ns1.everdns.com</dns1>*          </root>* 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("/EBDnsConfig/DnsConfig.xml"); //获取xml路径*          Response.Write(XmlObject.ReadXmlReturnNode(xmlPath, "mailmanager"));************************************************//// <summary>/// 读取xml文档并返回一个节点:适用于一级节点/// </summary>/// <param name="XmlPath">xml路径</param>/// <param name="NodeName">节点</param>/// <returns></returns>public static string ReadXmlReturnNode(string XmlPath,string Node){XmlDocument docXml = new XmlDocument();docXml.Load(@XmlPath);XmlNodeList xn = docXml.GetElementsByTagName(Node);return xn.Item(0).InnerText.ToString();           }#endregion        #region 查找数据,返回一个DataSet/*************************************************** 函数名称:GetXmlData(string xmlPath, string XmlPathNode)* 功能说明:查找数据,返回当前节点的所有下级节点,填充到一个DataSet中* 参    数:xmlPath:xml文档路径;XmlPathNode:当前节点的路径* 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("/EBDomainConfig/DomainConfig.xml"); //获取xml路径*          DataSet ds = new DataSet();*          ds = XmlObject.GetXmlData(xmlPath, "root/items");//读取当前路径*          this.GridView1.DataSource = ds;*          this.GridView1.DataBind();*          ds.Clear();*          ds.Dispose();* Xml示例:*         <?xml version="1.0" encoding="utf-8" ?>*            <root>*              <items name="xinnet">*                <url>http://www.paycenter.com.cn/cgi-bin/</url>*                <port>80</port>*              </items>*            </root>************************************************//// <summary>/// 查找数据,返回当前节点的所有下级节点,填充到一个DataSet中/// </summary>/// <param name="xmlPath">xml文档路径</param>/// <param name="XmlPathNode">节点的路径:根节点/父节点/当前节点</param>/// <returns></returns>public static DataSet GetXmlData(string xmlPath, string XmlPathNode){XmlDocument objXmlDoc = new XmlDocument();objXmlDoc.Load(xmlPath);DataSet ds = new DataSet();StringReader read = new StringReader(objXmlDoc.SelectSingleNode(XmlPathNode).OuterXml);ds.ReadXml(read);return ds;        }#endregion        #region 更新Xml节点内容/*************************************************** 函数名称:XmlNodeReplace(string xmlPath,string Node,string Content)* 功能说明:更新Xml节点内容* 参    数:xmlPath:xml文档路径;Node:当前节点的路径;Content:内容* 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("/EBDomainConfig/DomainConfig.xml"); //获取xml路径*          XmlObject.XmlNodeReplace(xmlPath, "root/test", "56789");  //更新节点内容************************************************//// <summary>/// 更新Xml节点内容/// </summary>/// <param name="xmlPath">xml路径</param>/// <param name="Node">要更换内容的节点:节点路径 根节点/父节点/当前节点</param>/// <param name="Content">新的内容</param>public static void XmlNodeReplace(string xmlPath,string Node,string Content){XmlDocument objXmlDoc = new XmlDocument();objXmlDoc.Load(xmlPath);objXmlDoc.SelectSingleNode(Node).InnerText = Content;objXmlDoc.Save(xmlPath);}        #endregion        #region 删除XML节点和此节点下的子节点/*************************************************** 函数名称:XmlNodeDelete(string xmlPath,string Node)* 功能说明:删除XML节点和此节点下的子节点* 参    数:xmlPath:xml文档路径;Node:当前节点的路径;* 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("/EBDomainConfig/DomainConfig.xml"); //获取xml路径*          XmlObject.XmlNodeDelete(xmlPath, "root/test");  //删除当前节点************************************************//// <summary>/// 删除XML节点和此节点下的子节点/// </summary>/// <param name="xmlPath">xml文档路径</param>/// <param name="Node">节点路径</param>public static void XmlNodeDelete(string xmlPath,string Node){XmlDocument objXmlDoc = new XmlDocument();objXmlDoc.Load(xmlPath);string mainNode = Node.Substring(0, Node.LastIndexOf("/"));objXmlDoc.SelectSingleNode(mainNode).RemoveChild(objXmlDoc.SelectSingleNode(Node));objXmlDoc.Save(xmlPath);}        #endregion        #region 插入一个节点和此节点的字节点/*************************************************** 函数名称:XmlInsertNode(string xmlPath, string MailNode, string ChildNode, string Element,string Content)* 功能说明:插入一个节点和此节点的字节点* 参    数:xmlPath:xml文档路径;MailNode:当前节点的路径;ChildNode:新插入的节点;Element:插入节点的子节点;Content:子节点的内容* 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("/EBDomainConfig/DomainConfig.xml"); //获取xml路径*          XmlObject.XmlInsertNode(xmlPath, "root/test","test1","test2","测试内容");  //插入一个节点和此节点的字节点* 生成的XML格式为*          <test>*               <test1>*                    <test2>测试内容</test2>*                </test1>*            </test>************************************************//// <summary>/// 插入一个节点和此节点的字节点/// </summary>/// <param name="xmlPath">xml路径</param>/// <param name="MailNode">当前节点路径</param>/// <param name="ChildNode">新插入节点</param>/// <param name="Element">插入节点的子节点</param>/// <param name="Content">子节点的内容</param>public static void XmlInsertNode(string xmlPath, string MailNode, string ChildNode, string Element,string Content){XmlDocument objXmlDoc = new XmlDocument();objXmlDoc.Load(xmlPath);XmlNode objRootNode = objXmlDoc.SelectSingleNode(MailNode);XmlElement objChildNode = objXmlDoc.CreateElement(ChildNode);objRootNode.AppendChild(objChildNode);XmlElement objElement = objXmlDoc.CreateElement(Element);objElement.InnerText = Content;objChildNode.AppendChild(objElement);objXmlDoc.Save(xmlPath);}        #endregion        #region 插入一节点,带一属性/*************************************************** 函数名称:XmlInsertElement(string xmlPath, string MainNode, string Element, string Attrib, string AttribContent, string Content)* 功能说明:插入一节点,带一属性* 参    数:xmlPath:xml文档路径;MailNode:当前节点的路径;Element:新插入的节点;Attrib:属性名称;AttribContent:属性值;Content:节点的内容* 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("/EBDomainConfig/DomainConfig.xml"); //获取xml路径*         XmlObject.XmlInsertElement(xmlPath, "root/test", "test1", "Attrib", "属性值", "节点内容");  //插入一节点,带一属性* 生成的XML格式为*          <test>*              <test1 Attrib="属性值">节点内容</test1>*          </test>************************************************//// <summary>/// 插入一节点,带一属性/// </summary>/// <param name="xmlPath">Xml文档路径</param>/// <param name="MainNode">当前节点路径</param>/// <param name="Element">新节点</param>/// <param name="Attrib">属性名称</param>/// <param name="AttribContent">属性值</param>/// <param name="Content">新节点值</param>public static void XmlInsertElement(string xmlPath, string MainNode, string Element, string Attrib, string AttribContent, string Content){XmlDocument objXmlDoc = new XmlDocument();objXmlDoc.Load(xmlPath);XmlNode objNode = objXmlDoc.SelectSingleNode(MainNode);XmlElement objElement = objXmlDoc.CreateElement(Element);objElement.SetAttribute(Attrib, AttribContent);objElement.InnerText = Content;objNode.AppendChild(objElement);objXmlDoc.Save(xmlPath);}        #endregion        #region 插入一节点不带属性/*************************************************** 函数名称:XmlInsertElement(string xmlPath, string MainNode, string Element, string Content)* 功能说明:插入一节点不带属性* 参    数:xmlPath:xml文档路径;MailNode:当前节点的路径;Element:新插入的节点;Content:节点的内容* 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("/EBDomainConfig/DomainConfig.xml"); //获取xml路径*          XmlObject.XmlInsertElement(xmlPath, "root/test", "text1", "节点内容");  //插入一节点不带属性* 生成的XML格式为*          <test>*                  <text1>节点内容</text1>*          </test>************************************************/public static void XmlInsertElement(string xmlPath, string MainNode, string Element, string Content){XmlDocument objXmlDoc = new XmlDocument();objXmlDoc.Load(xmlPath);XmlNode objNode = objXmlDoc.SelectSingleNode(MainNode);XmlElement objElement = objXmlDoc.CreateElement(Element);objElement.InnerText = Content;objNode.AppendChild(objElement);objXmlDoc.Save(xmlPath);}        #endregion        //必须创建对象才能使用的类        private bool _alreadyDispose = false;private string xmlPath; private XmlDocument xmlDoc=new XmlDocument();           private XmlNode xmlNode;private XmlElement xmlElem;           #region 构造与释构public XmlObject(){                   }       ~XmlObject(){Dispose();}protected virtual void Dispose(bool isDisposing){if (_alreadyDispose) return;if (isDisposing){//}_alreadyDispose = true;}#endregion        #region IDisposable 成员        public void Dispose(){Dispose(true);GC.SuppressFinalize(this);}        #endregion        #region 创建xml文档/*************************************************** 对象名称:XmlObject* 功能说明:创建xml文档        * 使用示列:*          using EC; //引用命名空间*          string xmlPath = Server.MapPath("test.xml");*          XmlObject obj = new XmlObject();*          创建根节点*          obj.CreateXmlRoot("root");*          // 创建空节点*          //obj.CreatXmlNode("root", "Node");*          //创建一个带值的节点*          //obj.CreatXmlNode("root", "Node", "带值的节点");*          //创建一个仅带属性的节点*          //obj.CreatXmlNode("root", "Node", "Attribe", "属性值");*          //创建一个仅带两个属性值的节点*          //obj.CreatXmlNode("root", "Node", "Attribe", "属性值", "Attribe2", "属性值2");*          //创建一个带属性值的节点值的节点*          // obj.CreatXmlNode("root", "Node", "Attribe", "属性值","节点值");*          //在当前节点插入带两个属性值的节点*          obj.CreatXmlNode("root", "Node", "Attribe", "属性值", "Attribe2", "属性值2","节点值");*          obj.XmlSave(xmlPath);*          obj.Dispose();        ************************************************/#region 创建一个只有声明和根节点的XML文档/// <summary>/// 创建一个只有声明和根节点的XML文档/// </summary>/// <param name="root"></param>public void CreateXmlRoot(string root){//加入XML的声明段落xmlNode = xmlDoc.CreateNode(XmlNodeType.XmlDeclaration, "", "");xmlDoc.AppendChild(xmlNode);//加入一个根元素xmlElem = xmlDoc.CreateElement("", root, "");xmlDoc.AppendChild(xmlElem);        }#endregion        #region 在当前节点下插入一个空节点节点/// <summary>/// 在当前节点下插入一个空节点节点/// </summary>/// <param name="mainNode">当前节点路径</param>/// <param name="node">节点名称</param>public void CreatXmlNode(string mainNode,string node){XmlNode MainNode = xmlDoc.SelectSingleNode(mainNode);XmlElement objElem = xmlDoc.CreateElement(node);            MainNode.AppendChild(objElem);}#endregion        #region 在当前节点插入一个仅带值的节点/// <summary>///  在当前节点插入一个仅带值的节点/// </summary>/// <param name="mainNode">当前节点</param>/// <param name="node">新节点</param>/// <param name="content">新节点值</param>public void CreatXmlNode(string mainNode, string node, string content){XmlNode MainNode = xmlDoc.SelectSingleNode(mainNode);XmlElement objElem = xmlDoc.CreateElement(node);objElem.InnerText = content;MainNode.AppendChild(objElem);}#endregion        #region 在当前节点的插入一个仅带属性值的节点/// <summary>/// 在当前节点的插入一个仅带属性值的节点/// </summary>/// <param name="MainNode">当前节点或路径</param>/// <param name="Node">新节点</param>/// <param name="Attrib">新节点属性名称</param>/// <param name="AttribValue">新节点属性值</param>public void CreatXmlNode(string MainNode, string Node, string Attrib, string AttribValue){XmlNode mainNode = xmlDoc.SelectSingleNode(MainNode);XmlElement objElem = xmlDoc.CreateElement(Node);objElem.SetAttribute(Attrib, AttribValue);mainNode.AppendChild(objElem);}       #endregion        #region 创建一个带属性值的节点值的节点/// <summary>/// 创建一个带属性值的节点值的节点/// </summary>/// <param name="MainNode">当前节点或路径</param>/// <param name="Node">节点名称</param>/// <param name="Attrib">属性名称</param>/// <param name="AttribValue">属性值</param>/// <param name="Content">节点传情</param>public void CreatXmlNode(string MainNode, string Node, string Attrib, string AttribValue,string Content){XmlNode mainNode = xmlDoc.SelectSingleNode(MainNode);XmlElement objElem = xmlDoc.CreateElement(Node);objElem.SetAttribute(Attrib, AttribValue);objElem.InnerText = Content;mainNode.AppendChild(objElem);}       #endregion             #region 在当前节点的插入一个仅带2个属性值的节点/// <summary>///  在当前节点的插入一个仅带2个属性值的节点/// </summary>/// <param name="MainNode">当前节点或路径</param>/// <param name="Node">节点名称</param>/// <param name="Attrib">属性名称一</param>/// <param name="AttribValue">属性值一</param>/// <param name="Attrib2">属性名称二</param>/// <param name="AttribValue2">属性值二</param>public void CreatXmlNode(string MainNode, string Node, string Attrib, string AttribValue,string Attrib2,string AttribValue2){XmlNode mainNode = xmlDoc.SelectSingleNode(MainNode);XmlElement objElem = xmlDoc.CreateElement(Node);objElem.SetAttribute(Attrib, AttribValue);objElem.SetAttribute(Attrib2, AttribValue2);mainNode.AppendChild(objElem);}#endregion        #region 在当前节点插入带两个属性的节点/// <summary>///  在当前节点插入带两个属性的节点/// </summary>/// <param name="MainNode">当前节点或路径</param>/// <param name="Node">节点名称</param>/// <param name="Attrib">属性名称一</param>/// <param name="AttribValue">属性值一</param>/// <param name="Attrib2">属性名称二</param>/// <param name="AttribValue2">属性值二</param>/// <param name="Content">节点值</param>public void CreatXmlNode(string MainNode, string Node, string Attrib, string AttribValue, string Attrib2, string AttribValue2,string Content){XmlNode mainNode = xmlDoc.SelectSingleNode(MainNode);XmlElement objElem = xmlDoc.CreateElement(Node);objElem.SetAttribute(Attrib, AttribValue);objElem.SetAttribute(Attrib2, AttribValue2);objElem.InnerText = Content;mainNode.AppendChild(objElem);}#endregion        #region 保存Xml/// <summary>/// 保存Xml/// </summary>/// <param name="path">保存的当前路径</param>public void XmlSave(string path){xmlDoc.Save(path);}        #endregion        #endregion#region 根据父节点属性值读取子节点值/*************************************************** 函数名称:GetSubElementByAttribute(string XmlPath, string FatherElenetName, string AttributeName, int AttributeIndex, int ArrayLength)* 功能说明:根据父节点属性值读取子节点值* 参    数: XmlPath:xml路径;FatherElenetName:父节点名;AttributeName:属性值;AttributeIndex:属性索引;ArrayLength:要返回的节点数组长度* 适应用Xml:* <root>*   <page name="/index.aspx">*      <title>域名注册、虚拟主机、企业邮局、服务器托管、网站空间租用|---第一商务</title>*      <keywords>虚拟主机,域名注册,服务器托管,杭州,服务器租用,</keywords>*      <description>描述内容 </description>*    </page>* </root>*           ArrayList al = new ArrayList();*           al = EC.XmlObject.GetSubElementByAttribute(XmlPath, "page", "/index.aspx", 0, 3);*           for (int i = 0; i < al.Count; i++)*           {*               Response.Write(al[i].ToString());*               Response.Write("<br>");*           }************************************************//// <summary>/// 根据父节点属性读取字节点值/// </summary>/// <param name="XmlPath">xml路径</param>/// <param name="FatherElenetName">父节点名</param>/// <param name="AttributeName">属性值</param>/// <param name="AttributeIndex">属性索引</param>/// <param name="ArrayLength">要返回的节点数组长度</param>/// <returns></returns>public static System.Collections.ArrayList GetSubElementByAttribute(string XmlPath, string FatherElenetName, string AttributeName, int AttributeIndex, int ArrayLength){System.Collections.ArrayList al = new System.Collections.ArrayList();XmlDocument docXml = new XmlDocument();docXml.Load(@XmlPath);XmlNodeList xn = docXml.DocumentElement.ChildNodes;//遍历第一层节点foreach (XmlElement element in xn){//判断父节点是否为指定节点if (element.Name == FatherElenetName){//判断父节点属性的索引是否大于指定索引if (element.Attributes.Count < AttributeIndex)return null;//判断父节点的属性值是否等于指定属性if (element.Attributes[AttributeIndex].Value == AttributeName){XmlNodeList xx = element.ChildNodes;if (xx.Count > 0){for (int i = 0; i < ArrayLength & i < xx.Count; i++){al.Add(xx[i].InnerText);}}}                }}return al;}        #endregion        #region 根据节点属性读取子节点值(较省资源模式)/*************************************************** 函数名称:GetSubElementByAttribute(string XmlPath, string FatherElement, string AttributeName, string AttributeValue, int ArrayLength)* 功能说明:根据父节点属性值读取子节点值* 参    数: XmlPath:xml路径;FatherElenetName:父节点名;AttributeName:属性名;AttributeValue:属性值;ArrayLength:要返回的节点数组长度* 适应用Xml:* <root>*   <page name="/index.aspx">*      <title>域名注册、虚拟主机、企业邮局、服务器托管、网站空间租用|---第一商务</title>*      <keywords>虚拟主机,域名注册,服务器托管,杭州,服务器租用,</keywords>*      <description>描述内容 </description>*    </page>* </root>*           ArrayList al = new ArrayList();*           al = EC.XmlObject.GetSubElementByAttribute(XmlPath, "page", "@name", "/index.aspx", 3);*           for (int i = 0; i < al.Count; i++)*           {*               Response.Write(al[i].ToString());*               Response.Write("<br>");*           }************************************************//// <summary>/// 根据节点属性读取子节点值(较省资源模式)/// </summary>/// <param name="XmlPath">xml路径</param>/// <param name="FatherElement">父节点值</param>/// <param name="AttributeName">属性名称</param>/// <param name="AttributeValue">属性值</param>/// <param name="ArrayLength">返回的数组长度</param>/// <returns></returns>public static  System.Collections.ArrayList GetSubElementByAttribute(string XmlPath, string FatherElement, string AttributeName, string AttributeValue, int ArrayLength){System.Collections.ArrayList al = new System.Collections.ArrayList();XmlDocument docXml = new XmlDocument();docXml.Load(@XmlPath);XmlNodeList xn;xn = docXml.DocumentElement.SelectNodes("//" + FatherElement + "[" + @AttributeName + "=" + AttributeValue + "]");XmlNodeList xx = xn.Item(0).ChildNodes;for (int i = 0; i < ArrayLength & i < xx.Count; i++){                al.Add(xx.Item(i).InnerText);}return al;        }#endregion}} 


 

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