Log4
web.config
<!--这段放前面--> <configSections> <section name="log4net" type="System.Configuration.IgnoreSectionHandler"/> </configSections> <log4net debug="true"> <appender name="RollingLogFileAppender" type="log4net.Appender.RollingFileAppender"> <file value="Log\LogDataList\\"/> <!--file可以指定具体的路径 eg : d:\\test.log。不指定的话log被生成在项目的bin/Debug 或者 bin/Release目录下 (web的项目 默认生成在根目录下)--> <appendToFile value="true"/> <rollingStyle value="Date"/> <datePattern value="yyyy-MM-dd/"log.log""/> <param name="LockingModel" value="log4net.Appender.FileAppender.MinimalLock"/> <maxSizeRollBackups value="1000"/> <!--备份log文件的个数最多10个--> <maximumFileSize value="5MB"/> <!--每个log文件最大是2M,如果超过2M将重新创建一个新的log文件,并将原来的log文件备份。--> <staticLogFileName value="false"/> <layout type="log4net.Layout.PatternLayout"> <!--指定log的格式 [%M] 方法名称 --> <conversionPattern value="-----------------------------------------------------------------------------%newline[日期:%d] %newline 日志级别:%-5level, 发生在类:%c[%M] 、%L行,%newline 描述:%m %newline"/> </layout> </appender> <root> <!--<level value="DUBEG" />--> <!--指定将此级别及以上的log打印到log文件中--> <appender-ref ref="RollingLogFileAppender"/> </root> </log4net>
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; namespace WebApplication1 { public partial class _Default : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { string CurrIP = ""; try { CurrIP = System.Web.HttpContext.Current.Request.UserHostAddress; int i = int.Parse("tt"); } catch (Exception ex) { //写入日志 string msg = "消费发生异常请及时处理【BAL.PayConsume】:\n strNumber:\n strNumber:\n goodsNumber:结果rsult:\n ip:" + CurrIP + "\n 时间:" + DateTime.Now.ToString("yyyyMMdd-hhmmss"); dalcomd.wLog(LogLevel.Error, msg, ex); } finally { //写入日志 string msg = "消费记录【BAL.PayConsume】:\n strNumber:\n strNumber:\n goodsNumber:结果rsult:\n ip:" + CurrIP + "\n 时间:" + DateTime.Now.ToString("yyyyMMdd-hhmmss"); dalcomd.wLog(LogLevel.Info, msg); } } } }
using System; using System.Data; using System.Text; using log4net; using System.IO; [assembly: log4net.Config.XmlConfigurator(Watch = true)] namespace WebApplication1 { public static class dalcomd { /// <summary> /// 日志类 /// </summary> private static ILog log { get { Type declaringType = System.Reflection.MethodBase.GetCurrentMethod().DeclaringType; ILog log = log4net.LogManager.GetLogger(declaringType); return log; } } /// <summary> /// 写入运行日志 /// </summary> /// <param name="Errorlevel">日志级别</param> /// <param name="ErrorMsg">错误描述</param> /// <param name="ex">异常</param> /// <param name="age">参数列表</param> public static void wLog(LogLevel Errorlevel, string ErrorMsg, params string[] age) { wLog(Errorlevel, ErrorMsg, new Exception(), age); } /// <summary> /// 写入运行日志 /// </summary> /// <param name="Errorlevel">日志级别</param> /// <param name="ErrorMsg">错误描述</param> /// <param name="ex">异常</param> /// <param name="age">参数列表</param> public static void wLog(LogLevel Errorlevel, string ErrorMsg) { wLog(Errorlevel, ErrorMsg, new Exception()); } /// <summary> /// 写入运行日志 /// </summary> /// <param name="Errorlevel">日志级别</param> /// <param name="ErrorMsg">错误描述</param> /// <param name="ex">异常</param> public static void wLog(LogLevel Errorlevel, string ErrorMsg, Exception ex) { ILog log = dalcomd.log; switch (Errorlevel) { case LogLevel.Debug: log.Debug(ErrorMsg, ex); break; case LogLevel.Info: log.Info(ErrorMsg, ex); break; case LogLevel.Warn: log.Warn(ErrorMsg, ex); break; case LogLevel.Error: log.Error(ErrorMsg, ex); break; case LogLevel.Fatal: log.Fatal(ErrorMsg, ex); break; } } /// <summary> /// 写入运行日志 /// </summary> /// <param name="Errorlevel">日志级别</param> /// <param name="ErrorMsg">错误描述</param> /// <param name="ex">异常</param> /// <param name="age">参数列表</param> public static void wLog(LogLevel Errorlevel, string ErrorMsg, Exception ex, params string[] age) { ILog log = dalcomd.log; StringBuilder SBParams = new StringBuilder(); foreach (string str in age) { SBParams.Append(str + ","); } ErrorMsg = ErrorMsg + "\n{参数:[" + SBParams.ToString() + "]}"; switch (Errorlevel) { case LogLevel.Debug: log.Debug(ErrorMsg, ex); break; case LogLevel.Info: log.Info(ErrorMsg, ex); break; case LogLevel.Warn: log.Warn(ErrorMsg, ex); break; case LogLevel.Error: log.Error(ErrorMsg, ex); break; case LogLevel.Fatal: log.Fatal(ErrorMsg, ex); break; } } /// <summary> /// 自定义方法写入日志 /// </summary> /// <param name="FilePath">路径</param> /// <param name="FileName">文件名</param> /// <param name="content">内容</param> public static void LogResult(string FilePath, string FileName, string content) { try { //目录 string strFilePath = FilePath + "//" + DateTime.Now.ToString("yyyyMMdd"); //完整文件地址 string AllFilePath = strFilePath + "//" + FileName; if (!Directory.Exists(strFilePath)) { Directory.CreateDirectory(strFilePath); } StreamWriter write = new StreamWriter(AllFilePath, true, System.Text.Encoding.UTF8); write.Write(content); write.WriteLine(); write.Close(); write.Dispose(); } catch (Exception ex) { string msg = FilePath + "------" + FileName + "-----" + content; wLog(LogLevel.Error, "自定义日志方写入异常:" + msg, ex); } } } }
using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace WebApplication1 { /// <summary> /// LOG日志记录等级枚举 /// </summary> public enum LogLevel { /// <summary> /// Debug信息记录 调试信息 /// </summary> Debug = 0, /// <summary> /// Info信息记录 记录信息 /// </summary> Info = 1, /// <summary> /// Warn信息记录 警告信息 /// </summary> Warn = 2, /// <summary> /// Error信息记录 普通错误 /// </summary> Error = 3, /// <summary> /// Fatal信息记录 致命错误 /// </summary> Fatal = 4 } }
原文:http://www.cnblogs.com/elves/p/3862830.html