[logback-user] Logger level from Layout class

[David Roussel]

If you are inside the layout, then get the level from the event. That is the one and only place to get the level from.  

David

On 30 Jul 2013, at 20:58, gaston sponer <gaston.sponer at hotmail.com> wrote:

> Of course logger must be instantiated, we are good with that. I'm doing the instantiation of my logger in other class. 
> 
> I can´t do String level=log.getLevel.toString(), because from MyLayout class i don't have access to my logger. Unless of course, i do this:
> 
> log = (Logger)LoggerFactory.getLogger("employee");
> 
> then i can follow your advice:
> 
> level=log.getLevel.toString();
> 
> I could be wrong but, isn´t it a dirty way to get just a level ?
> I was thinking maybe on get the logger level from MyLayout event (param from doLayout), but i can´t find any logger level, just event.getLevel(), and that is a differente one.
> 
> I hope to be clear on what i want.
> 
> Thanks guys
> From: Forums at gombers.de
> Date: Tue, 30 Jul 2013 21:37:58 +0200
> To: logback-user at qos.ch
> Subject: Re: [logback-user] Logger level from Layout class
> 
> I don't understand the question anyway. If there is no need for a logger (that is, if it shall not become instantiated), what does it mean to know the log-level. Which routine shall read the config, if the logger isn't instantiated?
> Otherwise do a "String level=log.getLevel.toString()"
> 
> Ulrich
> 
> 
> Am 30.07.2013 um 21:18 schrieb David Roussel <nabble at diroussel.xsmail.com>:
> 
> Gaston,
> 
> Normally if you need to do something based on the logging level, you'd do.
> 
> if (log.isDebugEnabled()) {
>  …
> }
> 
> Is there some special reason why you'd need the exact level?
> 
> David
> 
> On 30 Jul 2013, at 19:33, gaston sponer <gaston.sponer at hotmail.com> wrote:
> 
> Hi, Is there any way to get from MyLayout the logger level? I don't want to do this:
> 
> package com.render;
> import org.slf4j.LoggerFactory;
> import ch.qos.logback.classic.Logger;
> import ch.qos.logback.classic.spi.ILoggingEvent;
> import ch.qos.logback.core.LayoutBase;
> 
> import com.render.domain.Employee;
> 
> public class MyLayout extends LayoutBase<ILoggingEvent>{
> 	
> 		String level= ((Logger)LoggerFactory.getLogger("employee")).getLevel().toString();
> ...
> ...
> 
> This works well but i don't like to instantiate an object just to get a logger level.
> 
> 
> This is my xml config file:
> 
> <configuration>
> <logger name="employee" level="debug"/>
> 	<appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
> 		<encoder class="ch.qos.logback.core.encoder.LayoutWrappingEncoder">
>       		<layout class="com.render.MyLayout"  >
>       		</layout>
>     	</encoder>
>     </appender>	
> 	
> 	<root level="off">
> 		<appender-ref ref="CONSOLE" />
> 	</root>
> </configuration>
> 
> 
> Thanks,
> Gastón.
> 
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