[slf4j-user] ClassNotFoundException: org.apache.log4j.spi.RootCategory

[Ceki Gulcu]

It's hard to tell but it shouldn't be too many. If you were able to add 
RootCategoty, I'd also try adding LoggerRepository and see what happens.

Boris Granveaud wrote:
> I've tried to add a dummy RootCategory to log4j-over-slf4j but now I've 
> got the same error with org.apache.log4j.spi.LoggerRepository. I don't 
> know how many classes have to be implemented...
> 
> Thanks, I add a bug report.
> 
> Boris.
> 
> On Wed, Dec 2, 2009 at 5:00 PM, Ceki Gulcu <ceki at qos.ch 
> <mailto:ceki at qos.ch>> wrote:
> 
> 
>     Hello,
> 
>     Contrary to jcl-over-slf4j which is a full replacement for
>     commong-logging.jar, lof4j-over-slf4j is not a perfect replacement
>     for log4j.jar. The org.apache.log4j.spi.RootCategory is indeed
>     missing from
>     log4j-over-slf4j.
> 
>     Please enter a bug report so that this issue can be fixed for the
>     next slf4j release.
> 
>     BR
> 
>     Boris Granveaud wrote:
> 
>         Hi,
> 
>         I'm using jcl-over-slf4j, log4j-over-slf4j and jul-to-slf4j to
>         redirect all the logs of the libraries of my project. It works
>         fine except for this library: SmartGWT EE.
> 
>         It seems that it uses a class that is not implemented in
>         log4j-over-slf4j because I get this error:
> 
>         java.lang.ClassNotFoundException: org.apache.log4j.spi.RootCategory
>         at
>         org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1386)
>         [catalina.jar:na]
>         at
>         org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1232)
>         [catalina.jar:na]
>         at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
>         [na:1.6.0_16]
>         at com.isomorphic.base.Config.<clinit>(Config.java:68)
>         [isomorphic_core_rpc-1.2.1.jar:na]
>         at com.isomorphic.rpc.RPCManager.<clinit>(RPCManager.java:91)
>         [isomorphic_core_rpc-1.2.1.jar:na]
> 
>         Any idea to get it work?
> 
>         Thank,
>         Boris.
> 
> 
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