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  • C# log4net 配置

    log4net.config配置文件:

    <?xml version="1.0" encoding="utf-8"?>
    <log4net>
      <!-- 日志文件配置-->
      <root>
        <level value="ALL"/>
        <!--按文件存储日志-->
        <appender-ref ref="DebugAppender"/>
        <appender-ref ref="InfoAppender"/>
        <appender-ref ref="ErrorAppender" />
      </root>
      <appender name="ErrorAppender" type="log4net.Appender.RollingFileAppender">
        <param name="File" value=".\Logs\Error\" />
        <!--日志记录的存在路-->
        <param name="AppendToFile" value="true" />
        <!--为true就表示日志会附加到文件,为false,则会重新创建一个新文件-->
        <param name="MaxSizeRollBackups" value="100" />
        <!--创建最大文件数-->
        <param name="maximumFileSize" value="10MB" />
        <!--文件大小-->
        <param name="StaticLogFileName" value="false" />
        <!--是否指定文件名-->
        <param name="DatePattern" value="yyyy-MM-dd&quot;.log&quot;"/>
        <!--文件格式-->
        <param name="RollingStyle" value="Composite" />
        <!--创建新文件的方式,可选为Size(按文件大小),Date(按日期),Once(每启动一次创建一个文件),Composite(按日期及文件大小),默认为Composite-->
        <layout type="log4net.Layout.PatternLayout">
          <!--输出内容布局-->
          <param name="ConversionPattern" value="%date [%thread] %-5level %logger [%property{NDC}] - %message%newline" />
          <!--method会影响性能-->
        </layout>
        <filter type="log4net.Filter.LevelRangeFilter">
          <param name="LevelMin" value="ERROR" />
          <param name="LevelMax" value="ERROR" />
        </filter>
      </appender>
      <appender name="InfoAppender" type="log4net.Appender.RollingFileAppender">
        <param name="File" value=".\Logs\Info\" />
        <param name="AppendToFile" value="true" />
        <param name="MaxSizeRollBackups" value="100" />
        <param name="maximumFileSize" value="10MB" />
        <param name="StaticLogFileName" value="false" />
        <param name="DatePattern" value="yyyy-MM-dd&quot;.log&quot;" />
        <param name="RollingStyle" value="Composite" />
        <layout type="log4net.Layout.PatternLayout">
          <param name="ConversionPattern" value="%date [%thread] %-5level %logger [%property{NDC}] - %message%newline" />
        </layout>
        <filter type="log4net.Filter.LevelRangeFilter">
          <param name="LevelMin" value="INFO" />
          <param name="LevelMax" value="INFO" />
        </filter>
      </appender>
      <appender name="DebugAppender" type="log4net.Appender.RollingFileAppender">
        <param name="File" value=".\Logs\Debug\" />
        <param name="AppendToFile" value="true" />
        <param name="MaxSizeRollBackups" value="100" />
        <param name="maximumFileSize" value="10MB" />
        <param name="StaticLogFileName" value="false" />
        <param name="DatePattern" value="yyyy-MM-dd&quot;.log&quot;" />
        <param name="RollingStyle" value="Composite" />
        <layout type="log4net.Layout.PatternLayout">
          <param name="ConversionPattern" value="%date [%thread] %-5level %logger [%property{NDC}] - %message%newline" />
        </layout>
        <filter type="log4net.Filter.LevelRangeFilter">
          <param name="LevelMin" value="DEBUG" />
          <param name="LevelMax" value="DEBUG" />
        </filter>
      </appender>
    </log4net>
    View Code

    在代码中加载配置文件:

        public partial class Form1 : Form
        {
            private log4net.ILog _log2 = null;
    
            public Form1()
            {
                InitializeComponent();
    
                //加载log4net配置文件
                UriBuilder uri = new UriBuilder(Assembly.GetExecutingAssembly().CodeBase);
                string path = Path.GetDirectoryName(Uri.UnescapeDataString(uri.Path));
                FileInfo configFile = new FileInfo(Path.Combine(path, "log4net.config"));
                log4net.Config.XmlConfigurator.Configure(configFile);
    
                _log2 = log4net.LogManager.GetLogger(typeof(Form1));
            }
    View Code
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  • 原文地址:https://www.cnblogs.com/s0611163/p/15369459.html
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