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From Gary Gregory <garydgreg...@gmail.com>
Subject Re: Migrating from log4j 1.2 to log4j 2
Date Fri, 31 Jan 2014 17:01:12 GMT
Another item of note is that Appender is in the Core, not the public API.

Gary


On Thu, Jan 30, 2014 at 9:54 PM, Remko Popma <remko.popma@gmail.com> wrote:

> Away from PC now, but if I remember correctly, that method is now commented
> as "only used by Junit tests". That may be the most convenient method to
> use. We may want to change that comment though...
>
>
> On Friday, January 31, 2014, Gary Gregory
> <garydgregory@gmail.com<javascript:_e(%7B%7D,'cvml','
> garydgregory@gmail.com');>>
> wrote:
>
> > I have finally created a separate sandbox for our app server to test
> > porting from log4j1 to 2.
> >
> > The first thing I run into? Just this issue! ;)
> >
> > We have code like this:
> >
> > Logger.getRootLogger().getAllAppenders()
> >
> > Why? Because the server looks for the log file (if any) so that it can
> > return its tail to our client side admin console.
> >
> > I do not care if the functionality is part of the API, as long as it is
> in
> > the Core. We have custom appenders so we are tied to Log4j (version 1
> ATM).
> >
> > So what's a clean way to get this? I see:
> >
> > - API: org.apache.logging.log4j.LogManager.getContext() but
> > org.apache.logging.log4j.spi.LoggerContext does not surface appenders.
> > - Core: org.apache.logging.log4j.core.Logger.getAppenders()
> >
> > So I think I have a solution:
> >
> > Map<String, Appender> appenders = ((org.apache.logging.log4j.core.Logger)
> > LogManager.getRootLogger()).getAppenders();
> >
> > Where LogManager is in org.apache.logging.log4j.
> >
> > Gary
> >
> >
> > On Thu, Jan 30, 2014 at 4:23 PM, Remko Popma <remko.popma@gmail.com>
> > wrote:
> >
> > > Hi Abhishek,
> > >
> > > These are currently private fields and not easily accessible.
> > > Can you explain your use case? Why do you need this?
> > >
> > > Best regards,
> > > Remko
> > >
> > >
> > > On Thu, Jan 30, 2014 at 2:33 PM, ~Abhi$hek~ <boyoboy18@gmail.com>
> wrote:
> > >
> > > > Hello Log4j 2 experts,
> > > >
> > > >
> > > >
> > > > I am in the process of migrating my application from log4j 1.2 to
> log4j
> > > 2.0
> > > >
> > > > I have existing code:
> > > >
> > > > Enumeration appenders = logger.getAllAppenders();
> > > >
> > > > .
> > > >
> > > > .
> > > >
> > > > .
> > > >
> > > > fileBackupIndex = rollingFileAppender.getMaxBackupIndex();
> > > >
> > > > maxFileSize = rollingFileAppender.getMaximumFileSize();
> > > >
> > > >
> > > >
> > > > In log4j 2.0 I could not find way to replace above java code. How to
> > get
> > > > list of all appenders and how to get the max value defined for
> > > RollingFile
> > > > appender programmatically?
> > > >
> > > > Regards,
> > > > Abhishek
> > > >
> > >
> >
> >
> >
> > --
> > E-Mail: garydgregory@gmail.com | ggregory@apache.org
> > Java Persistence with Hibernate, Second Edition<
> > http://www.manning.com/bauer3/>
> > JUnit in Action, Second Edition <http://www.manning.com/tahchiev/>
> > Spring Batch in Action <http://www.manning.com/templier/>
> > Blog: http://garygregory.wordpress.com
> > Home: http://garygregory.com/
> > Tweet! http://twitter.com/GaryGregory
> >
>



-- 
E-Mail: garydgregory@gmail.com | ggregory@apache.org
Java Persistence with Hibernate, Second Edition<http://www.manning.com/bauer3/>
JUnit in Action, Second Edition <http://www.manning.com/tahchiev/>
Spring Batch in Action <http://www.manning.com/templier/>
Blog: http://garygregory.wordpress.com
Home: http://garygregory.com/
Tweet! http://twitter.com/GaryGregory

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