C# Log4Net使用示例

 

 

?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108

using log4net; using log4net.Config; using System; using System.IO;   namespace Three.Logging {     /// <summary>     /// 基于log4net的日志工具,需要拷贝Log4Net.config到要使用日志的程序目录，具体配置查阅log4net帮助，此处不赘述     /// </summary>     public static class Logger     {         private static readonly ILog logdebug = LogManager.GetLogger("logdebug");         private static readonly ILog loginfo = LogManager.GetLogger("loginfo");         private static readonly ILog logerror = LogManager.GetLogger("logerror");           static Logger()         {             var path = AppDomain.CurrentDomain.BaseDirectory + @"\Log4net.config";             XmlConfigurator.ConfigureAndWatch(new FileInfo(path));         }           /// <summary>         /// 写DEBUG日志         /// </summary>         /// <param name="debug">日志内容</param>         public static void Debug(string debug)         {             if (logdebug.IsDebugEnabled)             {                 logdebug.Debug(debug);             }         }           /// <summary>         /// 写DEBUG日志         /// </summary>         /// <param name="debug">日志内容</param>         /// <param name="ex">将异常信息也写入日志</param>         public static void Debug(string debug, Exception ex)         {             if (logdebug.IsDebugEnabled)             {                 if (ex == null)                 {                     logdebug.Debug(debug);                 }                 else                 {                     logdebug.Debug(debug, ex);                 }             }         }           /// <summary>         /// 写Info信息到日志         /// </summary>         /// <param name="info">日志内容</param>         public static void Info(string info)         {             if (loginfo.IsInfoEnabled)             {                 loginfo.Info(info);             }         }           /// <summary>         /// 写error信息到日志         /// </summary>         /// <param name="error">日志内容</param>         public static void Error(string error)         {             if (logerror.IsErrorEnabled)             {                 logerror.Error(error);             }         }           /// <summary>         /// 写error信息到日志         /// </summary>         /// <param name="error">日志内容</param>         /// <param name="ex">将异常信息也写入日志</param>         public static void Error(string error, Exception ex)         {             if (logerror.IsErrorEnabled)             {                 if (ex == null)                 {                     logerror.Error(error);                 }                 else                 {                     logerror.Error(error, ex);                 }             }         }           private static string FormatErrorMsg(Exception ex)         {             var errorMsg = string.Format("【异常类型】：{0} <br>【异常信息】：{1} <br>【堆栈调用】：{2}",                 new object[] {ex.GetType().Name, ex.Message, ex.StackTrace});             errorMsg = errorMsg.Replace("\r\n", "<br>");             errorMsg = errorMsg.Replace("位置", "<strong style='color:red;'>位置</strong><br>");             return errorMsg;         }     } }