public class LogHelper    {        private static void Info(string category, int priority, TraceEventType severity, string message)        {            IDictionary<string, object> dic = new Dictionary<string, object>();            dic.Add("属性:", category);            dic.Add("内容:", message);            ICollection<string> coll = new List<string>();            coll.Add("General");            LogEntry log = new LogEntry();            log.Priority = priority;            log.Severity = severity;            log.Message = category;//"日志测试";            log.TimeStamp = DateTime.Now;            log.ExtendedProperties = dic;//记录额外的信息            log.Categories = coll;//设置记录的日志类型            Logger.Write(log);        }        public static void Debug(string message)        {            Info("Debug", 1, TraceEventType.Information, message);        }        public static void DebugFormat(string format, params object[] args)        {            Info("Debug", 1, TraceEventType.Information, String.Format(format, args));        }        public static void Trace(string message)        {            Info("Trace", 1, TraceEventType.Information, message);        }        public static void TraceFormat(string format, params object[] args)        {            Info("Trace", 1, TraceEventType.Information, String.Format(format, args));        }        public static void Error(string message)        {            Info("Error", 1, TraceEventType.Error, message);        }        public static void ErrorFormat(string format, params object[] args)        {            Info("Error", 1, TraceEventType.Error, String.Format(format, args));        }        public static void Error(object obj, Exception ex)        {            Info("Error", 1, TraceEventType.Error, String.Format("Error Info:{0},{1}", obj, ex.Message));        }        //日志记录        public static void WriteLog(string errorTitle, string properties, string content)        {            IDictionary<string, object> dic = new Dictionary<string, object>();            dic.Add("属性:", properties);            dic.Add("内容:", content);            ICollection<string> coll = new List<string>();            coll.Add("General");            LogEntry log = new LogEntry();            log.Message = errorTitle;//"日志测试";            log.TimeStamp = DateTime.Now;            log.ExtendedProperties = dic;//记录额外的信息            log.Categories = coll;//设置记录的日志类型            Logger.Write(log);        }    }

#region 根据JobNO获取对应操作人员姓名 EMPLOYEE 表        /// <summary>        /// 根据JobNO获取对应操作人员姓名        /// </summary>        /// <param name="jobNo">JobNO</param>        /// <returns></returns>        public static string GetManagerNameByjobNo(string jobNo)        {            string strSql = "select IN_USER from IMPGTBILL where JOB_NO=@jobNo";            try            {                object temp = SqlHelper.Instance("Conn_GM")                    .ExecuteScalar(strSql, new[] { new SqlParameter("@jobNo", jobNo) });                if (temp != null)                {                    return temp.ToString();                }                return "";            }            catch (Exception e)            {                LogHelper.ErrorFormat("OrderTitle_DAL.GetManagerNameByjobNo:{0}", e.Message);                return null;            }        }        #endregion