[logback-user] Evaluator and Layout Pattern

Ceki Gulcu listid at qos.ch
Tue Oct 14 18:20:24 CEST 2008


Hello Ekke,

MarkerConverter which handles the %marker conversion word, does not take an 
evaluator as an option. May I ask what is it that you are trying to accomplish?

ekkehard wrote:
>  If I'm using an evaluator "HAS_MARKER"
> which evaluates the Expression
>     marker != null
> 
> and then in my layout - I'm using this Pattern
> 
> -[%marker{HAS_MARKER}]-
> 
> it prints
> -[]-
>  
> is there a way to use this Evaluator that nothing is printed ?
> 
> thx
> 
> ekke

-- 
Ceki Gülcü
Logback: The reliable, generic, fast and flexible logging framework for Java.
http://logback.qos.ch


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