Maybe... I think the user is not looking for a call back, per se, but that was his initial solution for finding out statistics. Perhaps what he really wants is a way to examine the throughput of log4j?
Cheers, Paul On Wed, Mar 9, 2016 at 11:46 AM, Gary Gregory <garydgreg...@gmail.com> wrote: > Maybe we need some (async?) notification where a call site could registered > a listener of some kind... > > Gary > > On Wed, Mar 9, 2016 at 9:37 AM, Matt Sicker <boa...@gmail.com> wrote: > > > Appenders are usually final because the appender itself doesn't do much > > work (the managers do that), or at least that's what I gather. > > > > On 16 February 2016 at 10:31, <christ...@myvm.de> wrote: > > > > > Hi all, > > > > > > this is the first time I'm writing to a mailing list - I hope I will do > > > it the right way :) > > > > > > > > > I migrated a few days ago from Log4J 1.2 to Log4J 2: In general I must > > > say: nice work guys and nice plugin system! > > > > > > But: I'm struggling with finding a way to get notice about the exact > > > size of written bytes. I want to find a way how to do some stuff when X > > > bytes were written in Y seconds. I couldn't use a filter and check the > > > LogEvent because it's not possible to get the actual size of written > > > bytes afterwards (because the layout will transform this...) > > > > > > I'm using a RollingFileAppender and could see, that this is using the > > > RollingFileManager and the perfect way would be to hook into this > > > write(byte[]) method.. but I can't find how to do this. > > > > > > In general I would create a subclass and overwrite write(byte[]).. but > > > this is impossible because everything there is final. All appenders, > all > > > appender managers, all layouts, ... and I think it's not the way it > > > should be when I create a new "MyRollingFileAppender" and copy all the > > > stuff and add the part I need to the write method. > > > > > > > > > So is there anybody who could maybe help and know a solution for this > > > problem? And is there a specific reason that everything is final? :( > > > > > > > > > > > > Thank you in advance and best regards, > > > > > > Christian > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: log4j-user-unsubscr...@logging.apache.org > > > For additional commands, e-mail: log4j-user-h...@logging.apache.org > > > > > > > > > > > > -- > > Matt Sicker <boa...@gmail.com> > > > > > > -- > E-Mail: garydgreg...@gmail.com | ggreg...@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 >
