Visual Studio配置log4net
添加Log4.net.dll的引用

添加配置
[assembly: log4net.Config.XmlConfigurator(ConfigFileExtension = "config", Watch = true)]
<configSections>
<section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler,
log4net"/>
<sectionGroup name="common">
<section name="logging" type="Common.Logging.ConfigurationSectionHandler,
Common.Logging"/>
</sectionGroup>
</configSections>
<log4net debug="true">
<appender name="RollingLogFileAppender"
type="log4net.Appender.RollingFileAppender,log4net">
<lockingModel type="log4net.Appender.FileAppender+MinimalLock"/>
<file value="log\\"/>
<appendToFile value="true"/>
<rollingStyle value="Date"/>
<datePattern value="yyyy/yyyy-MM/yyyy-MM-dd".txt""/>
<maxSizeToRollBackups value="10"/>
<maximumFileSize value="3MB"/>
<staticLogFileName value="false"/>
<layout type="log4net.Layout.PatternLayout,log4net">
<param name="ConversionPattern" value="%d%m%n"/>
</layout>
</appender>
<root>
<level value="ALL"/>
<appender-ref ref="RollingLogFileAppender"/>
</root>
</log4net>
<?xml version="1.0" encoding="utf-8" ?>
<log4net>
<appender name="TastInfo" type="log4net.Appender.RollingFileAppender">
<file value="Log\\Info\\" />
<appendToFile value="true" />
<rollingStyle value="Composite" />
<maxSizeRollBackups value="-1" />
<maximumFileSize value="1MB" />
<staticLogFileName value="false" />
<DatePattern value="yyyy-MM-dd".txt""/>
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date %-5level - %message%newline" />
</layout>
</appender>
<appender name="TastError" type="log4net.Appender.RollingFileAppender">
<file value="log\\Error\\" />
<appendToFile value="true" />
<rollingStyle value="Composite" />
<maxSizeRollBackups value="-1" />
<maximumFileSize value="1MB" />
<staticLogFileName value="false" />
<DatePattern value="yyyy-MM-dd".txt""/>
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date %-5level - %message%newline" />
</layout>
</appender>
<appender name="TastDebug" type="log4net.Appender.RollingFileAppender">
<file value="log\\Debug\\" />
<appendToFile value="true" />
<rollingStyle value="Composite" />
<maxSizeRollBackups value="-1" />
<maximumFileSize value="1MB" />
<staticLogFileName value="false" />
<DatePattern value="yyyy-MM-dd".txt""/>
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date %-5level - %message%newline" />
</layout>
</appender>
<logger name="Info">
<level value="ALL"/>
<appender-ref ref="Info" />
<appender-ref ref="TastInfo" />
</logger>
<logger name="Error">
<level value="ALL"/>
<appender-ref ref="Error" />
<appender-ref ref="TastError" />
</logger>
<logger name="Debug">
<level value="ALL"/>
<appender-ref ref="Debug" />
<appender-ref ref="TastDebug" />
</logger>
</log4net>
添加Log类
public class Log
{
private const string SError = "Error";
private const string SDebug = "Debug";
private const string DefaultName = "Info";
static Log()
{
var path = AppDomain.CurrentDomain.BaseDirectory + @"\log4net_config.xml";
log4net.Config.XmlConfigurator.Configure(new FileInfo(path));
}
public static log4net.ILog GetLog(string logName)
{
var log = log4net.LogManager.GetLogger(logName);
return log;
}
public static void Debug(string message)
{
var log = log4net.LogManager.GetLogger(SDebug);
if (log.IsDebugEnabled)
log.Debug(message);
}
public static void Debug(string message, Exception ex)
{
var log = log4net.LogManager.GetLogger(SDebug);
if (log.IsDebugEnabled)
log.Debug(message, ex);
}
public static void Error(string message)
{
var log = log4net.LogManager.GetLogger(SError);
if (log.IsErrorEnabled)
log.Error(message);
}
public static void Error(string message, Exception ex)
{
var log = log4net.LogManager.GetLogger(SError);
if (log.IsErrorEnabled)
log.Error(message, ex);
}
public static void Fatal(string message)
{
var log = log4net.LogManager.GetLogger(DefaultName);
if (log.IsFatalEnabled)
log.Fatal(message);
}
public static void Info(string message)
{
log4net.ILog log = log4net.LogManager.GetLogger(DefaultName);
if (log.IsInfoEnabled)
log.Info(message);
}
public static void Warn(string message)
{
var log = log4net.LogManager.GetLogger(DefaultName);
if (log.IsWarnEnabled)
log.Warn(message);
}
}
发布并查看结果

常见问题:配置好了并没有在目录下创建LOG文件夹并增加日志信息(因为配置文件没有复制到输出目录)
