asp.net控制网站定时更新数据的C#类的代码

2018-12-14  本文已影响0人  giveyoume

如下代码内容是关于asp.net控制网站定时更新数据的C#类的代码。

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Threading;

namespace OKGO.Web

{

    public class TestTimer

    {

         static int n = 0;

         public static Timer GlobalTimer = new Timer(new TimerCallback(GlobalTimer_ToDo), null, Timeout.Infinite, Timeout.Infinite);

         GlobalTimer.Interval = 10;

                 GlobalTimer.Enabled = true;

         static void GlobalTimer_ToDo(object obj)

         {

             n = n + 1;

            if (n == 2)

             {

                 System.Data.SqlClient.SqlDataReader dataReader = null;

                 try

                 {

                      System.IO.StreamReader sr = null;

                     string str=string.Empty;

                     dataReader = OKGO.DataAccess.SQLServer.ChannelProvider.Provider.GetAllRoleName();

                             while (dataReader.Read() && dataReader.HasRows)

                             {

            try

            {

                System.Net.WebResponse myTemp = temp.GetResponse();

                sr = new System.IO.StreamReader(myTemp.GetResponseStream(), System.Text.Encoding.GetEncoding("utf-8"));

                str = sr.ReadToEnd();

                System.Xml.XmlDocument xmldoc = new System.Xml.XmlDocument();

                xmldoc.LoadXml(str);

                System.Xml.XmlNode nodes = xmldoc.SelectSingleNode("Result");

                if (Rolename == "")

                    continue;

                OKGO.DataAccess.SQLServer.ChannelProvider.Provider.GetUpdateRoleName(int.Parse(dataReader["UserName"].ToString()), Rolename, RolenameTime);

                                     sr.Close();

                                     sr.Dispose();

                                     sr.Close();

                                 }

                                 catch (Exception ex)

                                 {

                                     throw ex;

                                 } 

                             }

                 }

                 catch (Exception exc)

                 {

                     if (dataReader != null)

                     {

                         dataReader.Close();

                         dataReader.Dispose();

                     }

                     throw exc;

                 }

                 finally

                 {

                     if (dataReader != null)

                     {

                         dataReader.Close();

                         dataReader.Dispose();

                     }

                     n = 0;

                 }

             }

         }

         public static void Start(long a, long b)

         {

             GlobalTimer.Change(a, b);

         }

         public static void Stop()

        {

             GlobalTimer.Change(Timeout.Infinite, Timeout.Infinite);

        }

    }

}

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