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From nmey...@vestmark.com
Subject Re: Log4JLogger does not implement Log
Date Mon, 13 Mar 2006 20:07:17 GMT
OK, we tracked it down. The problem turned out to be in an ant task
performing a JSP compile. Here's the note from the developer who
found the problem:

> The "Class org.apache.commons.logging.impl.Jdk14Logger does not implement
> Log." issue we ran into was that ant's classloader was corrupted by the
> JspC ant task of the version of Tomcat that we were using.
> 
> This issue is more fully described in:
> http://issues.apache.org/bugzilla/show_bug.cgi?id=32330
> 
> Interestingly enough, using commons-logging 1.1-RC5 got us past the
> logging issues, although ant failed in other ways down the line.

So... this may not be terribly relevant to this problem for other people,
but it was a surprising outcome for us.

Nathan


On Sun, Mar 12, 2006 at 05:12:08PM +1300, Simon Kitching wrote:
> On Sat, 2006-03-11 at 06:49 -0500, nmeyers@vestmark.com wrote:
> > Hello,
> > 
> > I recently started encountering this classloading problem while running
> > ant. According to the FAQ, I should post to this list so I can get some
> > diagnostic tests to try. So... here I am! What tests should I try?
> 
> Thanks very much for posting here..we *do* need more data on this issue.
> 
> Rick and Robert have both suggested some things to try which may help
> you. More importantly for the *project*, I'd be very interested to know
> more about the circumstances that triggered this. If you can answer the
> following questions it would be appreciated.
> 
> What operating system are you using?
> 
> Are you running Ant from the commandline, or from some tool (eg
> eclipse)?
> 
> Are you using any ant optional tasks, eg JUnit?
> 
> What happens when you use the commons-logging-1.1-RC5
> (http://people.apache.org/~rdonkin/commons-logging) as noted by Robert?
> Of course what "use" means depends on how you are running Ant. 
> 
> Cheers,
> 
> Simon
> 
> 
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