<?xml version="1.0" encoding="utf-8" ?>
<root> <rights name="SYS"> <xml name="股票行情" code="stockmarket"></xml> <xml name="业务系统" code="sales"></xml> <xml name="客服系统" code="servcice"></xml> <xml name="财务系统" code="financial"></xml> <xml name="呼叫中心系统" code="callcenter"></xml> <xml name="报表系统" code="report"></xml> </rights> <rights name="financial"> <xml name="订单管理" code="so_mana"></xml> <xml name="订单列表" code="so_list"></xml> <xml name="申请审计" code="so_audit_list"></xml> <xml name="权限列表" code="so_ur_sour_list"></xml> </rights>
</root>

 /// <summary> /// 作者：dodo /// 网站：www.xueit.com /// /// 读取XML类 /// </summary> /// <typeparam name="T"></typeparam>
 public class xmlHepler<T>:System.Web.UI.Page { Hashtable table = new Hashtable(); T FileName; T Root; //根节点
 T RootAttName; //节点属性名称
 T RootAttValue; //根节点属性值
 T Field; //Xml字段
 /// <summary> /// XML文件路径 /// </summary> /// <param name="val"></param>
 public xmlHepler(T val) { FileName = val; this.LoadXml(val.ToString()); } /// <summary> /// XML文件路径 /// </summary> /// <param name="file"></param>
 private void LoadXml(string file) { XmlDocument xdoc = new XmlDocument(); xdoc.Load(file); table.Add("xml", xdoc); } /// <summary> /// 返回XML to DataTable /// </summary> /// <returns></returns>
 public DataTable GetXmlToDataTable() { string[] SplitField=Field.ToString().Split(','); //构造DataTable
 DataTable dt = new DataTable(); DataColumn dc = null; for (int i = 0; i < SplitField.Length; i ) { dc = new DataColumn(SplitField[i]); dt.Columns.Add(dc); } XmlDocument xdoc = (XmlDocument)table["xml"]; XmlNodeList xTable = xdoc.DocumentElement.SelectNodes(Root.ToString()); foreach (XmlNode xnode in xTable) { if (xnode.Attributes[RootAttName.ToString()].InnerText == RootAttValue.ToString()) //某一节点
 { //该节点下所有子节点
 XmlNodeList xnlist = xnode.ChildNodes; //子节点所有数据
 for (int i = 0; i < xnlist.Count; i ) //for (int i = 0; i < xnode.ChildNodes.Count; i ) 这句是所有xml子节点数据
 { DataRow dr = dt.NewRow(); //绑定所需字段
 for (int j = 0; j < SplitField.Length; j ) { dr[SplitField[j]] = xnode.ChildNodes[i].Attributes[SplitField[j]].Value; } dt.Rows.Add(dr); } } } return dt; } #region 设置值 /// <summary> /// 根节点 /// </summary>
 public T xmlRoot { get { return Root; } set { Root = value; } } /// <summary> /// 节点属性字段名称 /// </summary>
 public T xmlRootAttName { get { return RootAttName; } set { RootAttName = value; } } /// <summary> /// 节点属性字段值 /// </summary>
 public T xmlRootAttValue { get { return RootAttValue; } set { RootAttValue = value; } } /// <summary> /// 子节点属性字段 /// </summary>
 public T xmlSplitField { set { Field = value; } } #endregion }

protected void Page_Load(object sender, EventArgs e)
{ xmlHepler<string> xml = new xmlHepler<string>(Server.MapPath("SysRightsDb.xml")); xml.xmlRoot = "rights"; // 调用SYS节点下数据
 xml.xmlRootAttName = "name"; xml.xmlRootAttValue = "SYS"; xml.xmlSplitField = "code,name"; DataTable dt = xml.GetXmlToDataTable(); Response.Write("<b>系统权限</b><br>"); foreach (DataRow dr in dt.Rows) { Response.Write("name:" dr["name"].ToString() " code:" dr["code"].ToString()); Response.Write("<br>"); } // 调用financial节点下数据
 xml.xmlRootAttName = "name"; xml.xmlRootAttValue = "financial"; xml.xmlSplitField = "code,name"; dt = xml.GetXmlToDataTable(); Utils.Response("<b>子系统权限</b><br>"); foreach (DataRow dr in dt.Rows) { Response.Write("name:" dr["name"].ToString() " code:" dr["code"].ToString()); Response.Write("<br>"); }
}