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From Paul Benedict <pbened...@apache.org>
Subject Re: Hook into the RollingFileManager#write / Get notice about written bytes
Date Wed, 09 Mar 2016 17:51:56 GMT
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 <garydgregory@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 <boards@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, <christian@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-unsubscribe@logging.apache.org
> > > For additional commands, e-mail: log4j-user-help@logging.apache.org
> > >
> > >
> >
> >
> > --
> > Matt Sicker <boards@gmail.com>
> >
>
>
>
> --
> E-Mail: garydgregory@gmail.com | ggregory@apache.org
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