XML操作示例

下面用到的是常见的操作，当然也可以封闭到一个类中。（实际上网上也确实有这个的代码）

<?xml version="1.0" encoding="utf-8"?>
<ProvBOSS>
  <BIPCode>BIP9B985</BIPCode>
  <BIPVer>0100</BIPVer>
  <ActivityCode>T9000985</ActivityCode>
  <ActionCode>0</ActionCode>
  <ProcID></ProcID>
  <TransIDO></TransIDO>
  <ProcessTime></ProcessTime>
  <TestFlag>1</TestFlag>
  <MsgSender></MsgSender>
  <MsgReceiver></MsgReceiver>
  <SvcContVer>0100</SvcContVer>
  <SvcCont>
    <![CDATA[
    <BizProcReq>
      <OprNumb>21542</OprNumb>
      <MSISDN>13800000000</MSISDN>
      <IMSI>235625485</IMSI>
      <OprCode>06</OprCode>
      <EfftTime>20081122000000</EfftTime>
      <Extra></Extra>
    </BizProcReq>
    ]]>
  </SvcCont>
</ProvBOSS>

            //加载为XML文档
            XmlDocument Xml = new XmlDocument();
            Xml.LoadXml(ReqData);
            XmlNode root = Xml.SelectSingleNode("/ProvBOSS");
            #region 请求处理过程
            //更改交易动作代码 0：请求，1：应答
            XmlNode actioncode = Xml.SelectSingleNode("/ProvBOSS/ActionCode");
            actioncode.InnerText = "1";
            //添加落地方交易流水号
            XmlElement TransIDH = Xml.CreateElement("TransIDH");
            TransIDH.InnerText = DateTime.Now.ToString("yyyyMMddHHmmss");
            XmlNode TransIDO = Xml.SelectSingleNode("/ProvBOSS/TransIDO");
            root.InsertAfter(TransIDH, TransIDO);
            //更改应答方处理请求的时间
            XmlNode ProcessTime = Xml.SelectSingleNode("/ProvBOSS/ProcessTime");
            ProcessTime.InnerText = DateTime.Now.ToString("yyyyMMddHHmmss");
            //创建 应答/错误信息
            XmlElement RspType = Xml.CreateElement("RspType");
            XmlElement RspCode = Xml.CreateElement("RspCode");
            XmlElement RspDesc = Xml.CreateElement("RspDesc");
            XmlElement ResponseNode = Xml.CreateElement("Response");
            ResponseNode.AppendChild(RspType);
            ResponseNode.AppendChild(RspCode);
            ResponseNode.AppendChild(RspDesc);
            RspType.InnerText = "0";
            RspCode.InnerText = "0000";
            RspDesc.InnerText = "Success";
            root.InsertAfter(ResponseNode, ProcessTime);
            ////////////////////////////////////
            //请求/应答内容
            ////////////////////////////////////
            XmlNode SvcCont = Xml.SelectSingleNode("/ProvBOSS/SvcCont");
            if (SvcCont.FirstChild.NodeType == XmlNodeType.CDATA)
            {
                //获取ServiceContent中的值
                XmlDocument xmlSvcCont = new XmlDocument();
                xmlSvcCont.LoadXml(SvcCont.FirstChild.Value);
                string OprNumb = xmlSvcCont.SelectSingleNode("BizProcReq/OprNumb").InnerText;
                string MSISDN = xmlSvcCont.SelectSingleNode("BizProcReq/MSISDN").InnerText;
                string IMSI = xmlSvcCont.SelectSingleNode("BizProcReq/IMSI").InnerText;
                string OprCode = xmlSvcCont.SelectSingleNode("BizProcReq/OprCode").InnerText;
                string EfftTime = xmlSvcCont.SelectSingleNode("BizProcReq/EfftTime").InnerText;
                //创建响应报文体
                XmlElement OprNumbNode = Xml.CreateElement("OprNumb");
                XmlElement MSISDNNode = Xml.CreateElement("MSISDN");
                XmlElement EfftFlagNode = Xml.CreateElement("EfftFlag");
                XmlElement RsltNode = Xml.CreateElement("Rslt");
                XmlElement BizProcRsp = Xml.CreateElement("BizProcRsp");

                BizProcRsp.AppendChild(OprNumbNode);
                BizProcRsp.AppendChild(MSISDNNode);
                BizProcRsp.AppendChild(EfftFlagNode);
                BizProcRsp.AppendChild(RsltNode);

                OprNumbNode.InnerText = OprNumb;
                MSISDNNode.InnerText = MSISDN;
                EfftFlagNode.InnerText = "0";
                RsltNode.InnerText = "";

                //DB操作
                try
                {
                    //
                }
                catch (Exception ex)
                {
                   

                }
                //修改ServiceContent的值，以返回响应报文
                SvcCont.FirstChild.Value = BizProcRsp.OuterXml;
            }
            else
            {
                //报文头里的
                RspType.InnerText = "1";
                RspCode.InnerText = "0004";
                RspDesc.InnerText = "Service Content报文格式不正确";
            }
            #endregion
            //返回数据给BOSS
            ResData = Xml.OuterXml;