logging-log4j-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Remko Popma <remko.po...@gmail.com>
Subject Re: Aw: Placeholder substitution in config xml
Date Mon, 04 Jan 2016 21:27:57 GMT
Looks like the properties lookup does not account fully for default values that are themselves
lookups. Can you create a Jira ticket for this?

Thanks!
Remko

Sent from my iPhone

> On 2016/01/04, at 23:56, Veit Guna <Veit.Guna@gmx.de> wrote:
> 
> Small correction: the system property is set via "-Dmyapp.logs=foobar", of course.
> Just a typo during posting...
>  
> 
> 
> 
> Gesendet: Montag, 04. Januar 2016 um 14:45 Uhr
> Von: "Veit Guna" <Veit.Guna@gmx.de>
> An: log4j-user@logging.apache.org
> Betreff: Placeholder substitution in config xml
> Hi.
> 
> I'm using log4j 2.5 in a REST service.
> There I would like to use the placeholder substitution to allow configuration of the
log location.
> 
> I tried this:
> 
> <Properties>
> <!-- sets the path for log4j logs:
> 1. check whether java system property myapp.logs is set. If not:
> 2. check whether the OS environment variable MYAPP_LOGS is set. If not:
> 3. use logs dir in the current directory
> -->
> <Property name="logsPath">${sys:mypapp.logs:-${env:MYAPP_LOGS:-logs}}</Property>
> </Properties>
> 
> This seems to work quite well with the exception, if myapp.logs is set, the path
> ends with "}". So if I set the system property "-Depss.logs=foobar" it creates
> the directory "foobar}" and puts the logs into that. For the ENV substitution
> it works. It also works when NO placeholder nesting is performed. So I guess
> the problem has something todo with that.
> 
> Can somebody confirm seeing the same?
> 
> Thanks
> Veit
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: log4j-user-unsubscribe@logging.apache.org
> For additional commands, e-mail: log4j-user-help@logging.apache.org
>  
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: log4j-user-unsubscribe@logging.apache.org
> For additional commands, e-mail: log4j-user-help@logging.apache.org
> 

---------------------------------------------------------------------
To unsubscribe, e-mail: log4j-user-unsubscribe@logging.apache.org
For additional commands, e-mail: log4j-user-help@logging.apache.org


Mime
View raw message