ASP.net实现WEB站点的后台定时任务

  IFormatter formatter = new BinaryFormatter();
        Stream stream = new FileStream(BkExecManager.DataPath + BKStoreFileName,
            FileMode.Create, FileAccess.Write, FileShare.None);
        formatter.Serialize(stream, this);
        stream.Close();
    }

    private void SaveToDisk2()
    {
        //
        string basedir = System.AppDomain.CurrentDomain.BaseDirectory;
        this.BKStoreFileName = String.Format("{0} {1} {2} {3}.bin",
            m_ExecItemCreateTime.ToString("yyyy-MM-dd HH-mm-ss"),
            this.m_ExecItemMethed,
            m_Op,
            m_ItemState.ToString());

        IFormatter formatter = new BinaryFormatter();
        Stream stream = new FileStream(BkExecManager.DataPath + BKStoreFileName,
            FileMode.Create, FileAccess.Write, FileShare.None);
        formatter.Serialize(stream, this);
        stream.Close();
    }

    public static ExecItem GetObject(string s)
    {
        IFormatter formatter = new BinaryFormatter();
        Stream stream = new FileStream(s, FileMode.Open, FileAccess.Read, FileShare.None);
        ExecItem e = (ExecItem) formatter.Deserialize(stream);
        stream.Close();
        return e;
    }

    public void FinishBkExec(bool DoneOk, string Msg)
    {
        string FileName = BkExecManager.DataPath + BKStoreFileName;
        m_ExecItemExecTime = DateTime.Now;

        if (File.Exists(FileName))
            File.Delete(FileName);

        if (!DoneOk)
        {
            m_ItemState = BKExecItemState.出错;
            ErrMsg = Msg;
            SaveToDisk2();
            MakeMail();