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Posted to log4net-user@logging.apache.org by cyz <zh...@micron.com> on 2011/02/01 10:12:20 UTC

Configure appenders/loggers at runtime

Hi, I tried to add appender/loggers at runtime. But result came out is not
what I expected. 

//--------------------------------------code
--------------------------------------
log4net.Appender.RollingFileAppender fileAppender = new
log4net.Appender.RollingFileAppender();
fileAppender.Name = "RuntimeAppender";
fileAppender.File = @"E:\runtime.log";
fileAppender.AppendToFile = true;
fileAppender.RollingStyle =
log4net.Appender.RollingFileAppender.RollingMode.Size;
fileAppender.MaxSizeRollBackups = -1;
fileAppender.MaximumFileSize = "100KB";
fileAppender.PreserveLogFileNameExtension = true;
fileAppender.StaticLogFileName = false;
fileAppender.CountDirection = 0;       
fileAppender.Threshold = log4net.Core.Level.All;                        
log4net.Layout.PatternLayout layout = new log4net.Layout.PatternLayout();
layout.ConversionPattern = "%n%d{yyMMdd_hhmmss.fff};%-5level;%m";
layout.Header = "Time;Level;Description;";
fileAppender.Layout = layout;                        
fileAppender.ActivateOptions();

log4net.Repository.Hierarchy.Hierarchy repository =
(log4net.Repository.Hierarchy.Hierarchy)log4net.LogManager.GetRepository();
log4net.Repository.Hierarchy.Logger logger =
(log4net.Repository.Hierarchy.Logger)repository.GetLogger("RuntimeAppender");
logger.AddAppender(fileAppender);


log4net.ILog myLogger = log4net.LogManager.GetLogger("RuntimeAppender");
myLogger.Info("testing");
//----------------------------------------------------------------------------
the resulted file content is something like below:
Time;Level;Description;testing

I'm looking for something like below:
Time;Level;Description;
110201_050751.829;INFO ;testing

which configuration/code below can produce this result nicely.

//-------------------------------------------------------------------------
<appender name="ConfigAppender" type="log4net.Appender.RollingFileAppender">
      <!--file value="e:\log%property{RuntimeName}.log" /-->
      <file value="e:\configappender.log" />
      <appendToFile value="true" />
      <rollingStyle value="Size" />
      <maxSizeRollBackups value="-1" />
      <maximumFileSize value="1MB" />            
      <staticLogFileName value="false" />
      <countDirection value="0" />      
      <layout type="log4net.Layout.PatternLayout">
        <header value="Time;Level;Description;" />
        <conversionPattern value="%n%d{yyMMdd_hhmmss.fff};%-5level;%m" />
      </layout>
</appender>
<logger name="RollingLogAppender">
      <level value="ALL" />
      <appender-ref ref="ConfigAppender" />
</logger>

log4net.ILog log2 = log4net.LogManager.GetLogger("RollingLogAppender");
log2.Info("testing");


Can someone help? Thanks a lot.


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RE: Configure appenders/loggers at runtime

Posted by Radovan Raszka <ra...@hasam.cz>.
You can check also this thread for more information. It is enough to use BasicConfigurator.Configure(appender) if you are using single appender.
Radovan

-----Původní zpráva-----
Od: cyz [mailto:zhouping@micron.com] 
Odesláno: 1. února 2011 11:13
Komu: log4net-user@logging.apache.org
Předmět: Re: Configure appenders/loggers at runtime


Found the problem. Need to add activate the layout options.

layout.ActivateOptions();



cyz wrote:
> 
> Hi, I tried to add appender/loggers at runtime. But result came out is 
> not what I expected.
> 
> //--------------------------------------code
> --------------------------------------
> log4net.Appender.RollingFileAppender fileAppender = new 
> log4net.Appender.RollingFileAppender();
> fileAppender.Name = "RuntimeAppender"; fileAppender.File = 
> @"E:\runtime.log"; fileAppender.AppendToFile = true; 
> fileAppender.RollingStyle = 
> log4net.Appender.RollingFileAppender.RollingMode.Size;
> fileAppender.MaxSizeRollBackups = -1;
> fileAppender.MaximumFileSize = "100KB"; 
> fileAppender.PreserveLogFileNameExtension = true; 
> fileAppender.StaticLogFileName = false;
> fileAppender.CountDirection = 0;       
> fileAppender.Threshold = log4net.Core.Level.All;                        
> log4net.Layout.PatternLayout layout = new 
> log4net.Layout.PatternLayout(); layout.ConversionPattern = 
> "%n%d{yyMMdd_hhmmss.fff};%-5level;%m";
> layout.Header = "Time;Level;Description;";
> fileAppender.Layout = layout;                        
> fileAppender.ActivateOptions();
> 
> log4net.Repository.Hierarchy.Hierarchy repository = 
> (log4net.Repository.Hierarchy.Hierarchy)log4net.LogManager.GetReposito
> ry(); log4net.Repository.Hierarchy.Logger logger = 
> (log4net.Repository.Hierarchy.Logger)repository.GetLogger("RuntimeAppe
> nder");
> logger.AddAppender(fileAppender);
> 
> 
> log4net.ILog myLogger = 
> log4net.LogManager.GetLogger("RuntimeAppender");
> myLogger.Info("testing");
> //--------------------------------------------------------------------
> -------- the resulted file content is something like below:
> Time;Level;Description;testing
> 
> I'm looking for something like below:
> Time;Level;Description;
> 110201_050751.829;INFO ;testing
> 
> which configuration/code below can produce this result nicely.
> 
> //--------------------------------------------------------------------
> -----
> <appender name="ConfigAppender"
> type="log4net.Appender.RollingFileAppender">
>       <!--file value="e:\log%property{RuntimeName}.log" /-->
>       <file value="e:\configappender.log" />
>       <appendToFile value="true" />
>       <rollingStyle value="Size" />
>       <maxSizeRollBackups value="-1" />
>       <maximumFileSize value="1MB" />            
>       <staticLogFileName value="false" />
>       <countDirection value="0" />      
>       <layout type="log4net.Layout.PatternLayout">
>         <header value="Time;Level;Description;" />
>         <conversionPattern value="%n%d{yyMMdd_hhmmss.fff};%-5level;%m" />
>       </layout>
> </appender>
> <logger name="RollingLogAppender">
>       <level value="ALL" />
>       <appender-ref ref="ConfigAppender" /> </logger>
> 
> log4net.ILog log2 = 
> log4net.LogManager.GetLogger("RollingLogAppender");
> log2.Info("testing");
> 
> 
> Can someone help? Thanks a lot.
> 
> 
> 

--
View this message in context: http://old.nabble.com/Configure-appenders-loggers-at-runtime-tp30814581p30814923.html
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RE: Configure appenders/loggers at runtime

Posted by Radovan Raszka <ra...@hasam.cz>.
Sorry I forgot to attach the link:

You can check also this thread for more information
http://mail-archives.apache.org/mod_mbox/logging-log4net-user/200805.mbox/browser
It is enough to use BasicConfigurator.Configure(appender) if you are using single appender.
Radovan

-----Původní zpráva-----
Od: cyz [mailto:zhouping@micron.com] 
Odesláno: 1. února 2011 11:13
Komu: log4net-user@logging.apache.org
Předmět: Re: Configure appenders/loggers at runtime


Found the problem. Need to add activate the layout options.

layout.ActivateOptions();



cyz wrote:
> 
> Hi, I tried to add appender/loggers at runtime. But result came out is 
> not what I expected.
> 
> //--------------------------------------code
> --------------------------------------
> log4net.Appender.RollingFileAppender fileAppender = new 
> log4net.Appender.RollingFileAppender();
> fileAppender.Name = "RuntimeAppender"; fileAppender.File = 
> @"E:\runtime.log"; fileAppender.AppendToFile = true; 
> fileAppender.RollingStyle = 
> log4net.Appender.RollingFileAppender.RollingMode.Size;
> fileAppender.MaxSizeRollBackups = -1;
> fileAppender.MaximumFileSize = "100KB"; 
> fileAppender.PreserveLogFileNameExtension = true; 
> fileAppender.StaticLogFileName = false;
> fileAppender.CountDirection = 0;       
> fileAppender.Threshold = log4net.Core.Level.All;                        
> log4net.Layout.PatternLayout layout = new 
> log4net.Layout.PatternLayout(); layout.ConversionPattern = 
> "%n%d{yyMMdd_hhmmss.fff};%-5level;%m";
> layout.Header = "Time;Level;Description;";
> fileAppender.Layout = layout;                        
> fileAppender.ActivateOptions();
> 
> log4net.Repository.Hierarchy.Hierarchy repository = 
> (log4net.Repository.Hierarchy.Hierarchy)log4net.LogManager.GetReposito
> ry(); log4net.Repository.Hierarchy.Logger logger = 
> (log4net.Repository.Hierarchy.Logger)repository.GetLogger("RuntimeAppe
> nder");
> logger.AddAppender(fileAppender);
> 
> 
> log4net.ILog myLogger = 
> log4net.LogManager.GetLogger("RuntimeAppender");
> myLogger.Info("testing");
> //--------------------------------------------------------------------
> -------- the resulted file content is something like below:
> Time;Level;Description;testing
> 
> I'm looking for something like below:
> Time;Level;Description;
> 110201_050751.829;INFO ;testing
> 
> which configuration/code below can produce this result nicely.
> 
> //--------------------------------------------------------------------
> -----
> <appender name="ConfigAppender"
> type="log4net.Appender.RollingFileAppender">
>       <!--file value="e:\log%property{RuntimeName}.log" /-->
>       <file value="e:\configappender.log" />
>       <appendToFile value="true" />
>       <rollingStyle value="Size" />
>       <maxSizeRollBackups value="-1" />
>       <maximumFileSize value="1MB" />            
>       <staticLogFileName value="false" />
>       <countDirection value="0" />      
>       <layout type="log4net.Layout.PatternLayout">
>         <header value="Time;Level;Description;" />
>         <conversionPattern value="%n%d{yyMMdd_hhmmss.fff};%-5level;%m" />
>       </layout>
> </appender>
> <logger name="RollingLogAppender">
>       <level value="ALL" />
>       <appender-ref ref="ConfigAppender" /> </logger>
> 
> log4net.ILog log2 = 
> log4net.LogManager.GetLogger("RollingLogAppender");
> log2.Info("testing");
> 
> 
> Can someone help? Thanks a lot.
> 
> 
> 

--
View this message in context: http://old.nabble.com/Configure-appenders-loggers-at-runtime-tp30814581p30814923.html
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Re: Configure appenders/loggers at runtime

Posted by cyz <zh...@micron.com>.
Found the problem. Need to add activate the layout options.

layout.ActivateOptions();



cyz wrote:
> 
> Hi, I tried to add appender/loggers at runtime. But result came out is not
> what I expected. 
> 
> //--------------------------------------code
> --------------------------------------
> log4net.Appender.RollingFileAppender fileAppender = new
> log4net.Appender.RollingFileAppender();
> fileAppender.Name = "RuntimeAppender";
> fileAppender.File = @"E:\runtime.log";
> fileAppender.AppendToFile = true;
> fileAppender.RollingStyle =
> log4net.Appender.RollingFileAppender.RollingMode.Size;
> fileAppender.MaxSizeRollBackups = -1;
> fileAppender.MaximumFileSize = "100KB";
> fileAppender.PreserveLogFileNameExtension = true;
> fileAppender.StaticLogFileName = false;
> fileAppender.CountDirection = 0;       
> fileAppender.Threshold = log4net.Core.Level.All;                        
> log4net.Layout.PatternLayout layout = new log4net.Layout.PatternLayout();
> layout.ConversionPattern = "%n%d{yyMMdd_hhmmss.fff};%-5level;%m";
> layout.Header = "Time;Level;Description;";
> fileAppender.Layout = layout;                        
> fileAppender.ActivateOptions();
> 
> log4net.Repository.Hierarchy.Hierarchy repository =
> (log4net.Repository.Hierarchy.Hierarchy)log4net.LogManager.GetRepository();
> log4net.Repository.Hierarchy.Logger logger =
> (log4net.Repository.Hierarchy.Logger)repository.GetLogger("RuntimeAppender");
> logger.AddAppender(fileAppender);
> 
> 
> log4net.ILog myLogger = log4net.LogManager.GetLogger("RuntimeAppender");
> myLogger.Info("testing");
> //----------------------------------------------------------------------------
> the resulted file content is something like below:
> Time;Level;Description;testing
> 
> I'm looking for something like below:
> Time;Level;Description;
> 110201_050751.829;INFO ;testing
> 
> which configuration/code below can produce this result nicely.
> 
> //-------------------------------------------------------------------------
> <appender name="ConfigAppender"
> type="log4net.Appender.RollingFileAppender">
>       <!--file value="e:\log%property{RuntimeName}.log" /-->
>       <file value="e:\configappender.log" />
>       <appendToFile value="true" />
>       <rollingStyle value="Size" />
>       <maxSizeRollBackups value="-1" />
>       <maximumFileSize value="1MB" />            
>       <staticLogFileName value="false" />
>       <countDirection value="0" />      
>       <layout type="log4net.Layout.PatternLayout">
>         <header value="Time;Level;Description;" />
>         <conversionPattern value="%n%d{yyMMdd_hhmmss.fff};%-5level;%m" />
>       </layout>
> </appender>
> <logger name="RollingLogAppender">
>       <level value="ALL" />
>       <appender-ref ref="ConfigAppender" />
> </logger>
> 
> log4net.ILog log2 = log4net.LogManager.GetLogger("RollingLogAppender");
> log2.Info("testing");
> 
> 
> Can someone help? Thanks a lot.
> 
> 
> 

-- 
View this message in context: http://old.nabble.com/Configure-appenders-loggers-at-runtime-tp30814581p30814923.html
Sent from the Log4net - Users mailing list archive at Nabble.com.