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From "Brendan Lawlor" <brendan.law...@spokesoft.com>
Subject RE: Wildcards in log configuration
Date Thu, 15 May 2003 16:13:45 GMT
Any idea why it was throw away? Was it (and is it still) considered
overengineering?

Brendan.

-----Original Message-----
From: Ceki Gulcu [mailto:ceki@qos.ch]
Sent: 15 May 2003 17:10
To: Log4J Users List
Subject: Re: Wildcards in log configuration



Fascinating question. Log4j as it exists today does not support wildcards.
Interestingly enough, the first version of log4j which was never published
had multi-dimensional capability. That was in 1996!

At 04:54 PM 5/15/2003 +0100, you wrote:
>Hi,
>    I have found in my own use of log4j, the naming of my loggers tends to
be
>more complex than a simple hierarchy - more like a multi-D array:
>
>For example in a component based system that uses the ModelViewController
>design pattern in each component, I name the logger of a given class based
>on the component AND pattern role e.g. calendar.view or task.model.
>
>The choice of which order I name them is very important. I can name them so
>that either I can switch the levels of all components together or all
>pattern roles together. But not both. I imagine that other uses out there
>use similar naming techniques, with even higher numbers of dimensions.
>
>Is it possible that wildcards could be used in the identification of
>loggers?
>
>e.g. <logger name="app.*.model ">
>          <level value="debug\>
>         <\logger>
>
>I realise that this might create a situation where more than one logger
>might seem to refer to the same thing - but the existing approach of
>accepting the more specific one would resolve this.
>
>Maybe something like this already exists and I have just wasted some
>bandwidth - in which case sorry about that!
>
>Regards,
>Brendan.
>
>
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--
Ceki  For log4j documentation consider "The complete log4j manual"
       http://www.qos.ch/shop/products/clm_t.jsp


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