You know, I think we may already have something very similar... Take a look at the second example under Map Filter: https://logging.apache.org/log4j/2.x/manual/filters.html#MapFilter
If you use a RegexFilter ( https://logging.apache.org/log4j/2.x/manual/filters.html#RegexFilter) would that meet your requirements? Remko On Thu, Nov 23, 2017 at 9:14 PM, Enric Jaen <enricj...@yahoo.es.invalid> wrote: > Hi, Sometimes it happens that we want to see logs from a class, but not > all logs as it can be verbose. I think it would useful to be able to filter > logs inside a logger, specially when the logger is class. > > For example we could use include and exclude regexps: > > > <logger name=" > org.springframework.beans.factory.support.DefaultListableBeanFactory" > level="DEBUG"> <include string= "Creating shared instance of > singleton bean" <AppenderRef ref="PROJECT" /> > </logger> > > or > <logger name=" > org.springframework.beans.factory.support.DefaultListableBeanFactory" > level="DEBUG"> <exclude string= "Returning cached instance" > <AppenderRef ref="PROJECT" /> > </logger> > > What do you think?Regards > Enric >