.Net Core使用 Log4Net

Bertha 。 2023-10-17 18:12 66阅读 0赞

public class YFLog
        {
            private static log4net.ILog logger = null;
            public static void logInfo(string logstr)
            {
                Console.WriteLine(logstr);
                if(initLog4net())
                  logger.Info(logstr);
            }
    
            public static void logInfo(string format, params object[] args)
            {
                Console.WriteLine(format, args);
                if (initLog4net())
                    logger.InfoFormat(format, args);
            }
    
            public static void logError(string logstr)
            {
                Console.WriteLine(logstr);
                if (initLog4net())
                    logger.Error(logstr);
            }
    
            public static void logError(string format, params object[] args)
            {
                Console.WriteLine(format, args);
                if (initLog4net())
                    logger.ErrorFormat(format, args);
            }
    
            private static object objlock = new object();//初始化log用的锁
            private static bool initLog4net()
            {
                if (logger != null)
                    return true;
                lock (objlock)
                {
                    if (logger == null)
                    {
                        ILoggerRepository repository = LogManager.CreateRepository("NETCoreRepository");
                        XmlConfigurator.Configure(repository, new FileInfo("log4net.config"));
                        logger = LogManager.GetLogger(repository.Name, "NETCorelog4net");
                        return true;
                    }
                }
                return false;
            }
        }

log4net.config

<?xml version="1.0" encoding="utf-8" ?>
    <configuration>
      
      <log4net>
        <appender name="ConsoleAppender" type="log4net.Appender.ConsoleAppender">
          <layout type="log4net.Layout.PatternLayout" value="%date [%thread] %-5level %logger - %message%newline" />
        </appender>
        
        <appender name="errorAppender" type="log4net.Appender.RollingFileAppender">
          <file value="Logs/" />
          <appendToFile value="true" />
          <rollingStyle value="Composite" />
          <staticLogFileName value="false" />
          <datePattern value="error-yyyyMMdd'.log'" />
          <maxSizeRollBackups value="10" />
          <maximumFileSize value="1MB" />
          <layout type="log4net.Layout.PatternLayout">
            <conversionPattern value="%date [%thread] %-5level %logger [%property{NDC}] - %message%newline" />
          </layout>
        </appender>
    
        <appender name="infoAppender" type="log4net.Appender.RollingFileAppender">
          <file value="Logs/" />
          <appendToFile value="true" />
          <rollingStyle value="Composite" />
          <staticLogFileName value="false" />
          <datePattern value="yyyyMMdd'.log'" />
          <maxSizeRollBackups value="10" />
          <maximumFileSize value="1MB" />
          <layout type="log4net.Layout.PatternLayout">
            <conversionPattern value="%date [%thread] %-5level %logger [%property{NDC}] - %message%newline" />
          </layout>
        </appender>
    
        
        <root>
          <level value="ALL" />
          <appender-ref ref="ConsoleAppender" />
          <appender-ref ref="errorAppender" />
          <appender-ref ref="infoAppender" />
        </root>
    
      </log4net>
    </configuration>