[logback-user] Evaluator and Layout Pattern

[ekkehard]

Ceki Gulcu schrieb:
> 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?
>
>   
if there's no marker, then I dont want to print
-[]-

but if theres a marker I want to print

-[%marker{HAS_MARKER}]-

ekke


> 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
>>     
>
>   


-- 

ekkehard gentz
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