c#日志记录帮助类分享

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);
       }
   }

用法

#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