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From "Bill Barker" <>
Subject Re: Logging (was: Re: cvs commit: jakarta-tomcat-catalina/catalina/src/share/org/apache/catalina/realm
Date Sat, 19 Feb 2005 16:53:26 GMT

----- Original Message ----- 
From: "Remy Maucherat" <>
To: "Tomcat Developers List" <>
Sent: Saturday, February 19, 2005 2:55 AM
Subject: Logging (was: Re: cvs commit: 

> Jan Luehe wrote:
>> Remy,
>> Remy Maucherat wrote:
>>>Jan Luehe wrote:
>>>It's a little risky. We should use the container logger only while the 
>>>classloader is initialized.
>>>It's probably far from perfect ;)
>> Then how about RealmBase.authenticate()?
>> RealmBase.authenticate(String username, String credentials)
>> uses Container.getLogger(), whereas the other RealmBase.authenticate()
>> methods use LogFactory.getLog(). Shouldn't this be consistent?
>> This is where my confusion has stemmed from.
>Well, yes, it's a problem. It's simple: as soon as the container is 
>started, all the container logging should go to container.getLogger(), as 
>it used to in Tomcat 4.x.
>That was my idea.

Another option is to use something like:
  log = LogFactory.getLog(container.logName()+".RealmBase");

The output will usually go to the container log, but it allows you to only 
set the Realm to log as debug.

>> If you agree, I can help make the inconsistent cases consistent.
>>>In parallel, I want to start a commons component about a j.u.logging 
>>>implementation keyed per classloader (as seen in bug 33143; it may be 
>>>expanded a little later to allow per classloader configuration).
>>>I'm looking for committers for the proposal :)
>> Sounds interesting!
>Actually, it's not a very interesting project ;)
>The support for j.u.logging is bad at the moment, as there is no (to my 
>knowledge) implementation of j.u.logging which can realistically be used in 
>a server like Tomcat. I hope the core (log manager + rotatable logger) can 
>fit inside a JAR smaller than c-l-api.
>Before moving to commons (svn is scaring me ;) ), I think I should start 
>putting the code together in j-t-c/juli (as mentioned, juli means Java Util 
>Logging Implementation). Is that ok ? (and is the name ok ?)

Welcome to j-t-c, Juli.


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