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Re: problem with servlet in a .jar

From: Benoit Mahe <Benoit.Mahe@sophia.inria.fr>
Date: Tue, 30 Mar 1999 17:15:35 +0200
Message-ID: <3700EA97.83B793D@sophia.inria.fr>
To: lacall <lacall@micron.com>
CC: "'www-jigsaw@w3.org'" <www-jigsaw@w3.org>
Well, that's strange, the ClassLoader should be the system ClassLoader
because the servlet class is in the CLASSPATH. Did you try to unzip
the jar file?

Regards, Benoit.

lacall wrote:

> I'm trying to use a servlet in a jar file. I added a jar file containing all
> the servlet's classes to the jigsaw startup classpath, then added a
> ServletWrapper resource to the servlets resource with the fully-qualified
> class name. Then when I click "commit" I get a popup message (which I
> unfortunately I didn't write down), and I also see the below error listed in
> the jigsaw console window. (Incidentally, the .jar file listed in the jigsaw
> startup classpath isn't under the jigsaw directory, but is in a different
> directory on my computer, but I'm not sure that that would matter.)
>
> Then after about 10 minutes I went back and clicked the "commit" button and
> it did not give the same error, and I still can't run my servlet. I'm a
> developer but not familiar with what's really going on in this case...  What
> does the error mean (given that the class it says it can't find is indeed in
> the jar file)?  And does it matter that I have the .jar file elsewhere
> besides in a subdirectory from jigsaw? Thanks very much for your help and
> for a useful product.
>
> The error message:
> -----------------------
> java.lang.IllegalAccessError: cannot access interface
> com/micron/edm/crossLibSch
> /CrossLibSchCaller from class com/micron/edm/crossLibSch/CrossLibSchServlet
>         at java.lang.ClassLoader.defineClass0(Native Method)
>         at java.lang.ClassLoader.defineClass(ClassLoader.java:378)
>         at java.lang.ClassLoader.defineClass(ClassLoader.java:330)
>         at
> org.w3c.jigsaw.servlet.AutoReloadServletLoader.loadClassFile(Compiled
>  Code)
>         at
> org.w3c.jigsaw.servlet.AutoReloadServletLoader.getNewClass(AutoReload
> ServletLoader.java)
>         at
> org.w3c.jigsaw.servlet.AutoReloadServletLoader.loadClass(AutoReloadSe
> rvletLoader.java)
>         at
> org.w3c.jigsaw.servlet.ServletWrapper.launchServlet(ServletWrapper.ja
> va)
>         at
> org.w3c.jigsaw.servlet.ServletWrapper.setValue(ServletWrapper.java)
>         at org.w3c.jigsaw.admin.BrokerFrame.remoteSetValues(Compiled Code)
>         at org.w3c.jigsaw.admin.BrokerFrame.extended(Compiled Code)
>         at org.w3c.jigsaw.frames.HTTPFrame.perform(Compiled Code)
>         at org.w3c.tools.resources.FramedResource.performFrames(Compiled
> Code)
>         at org.w3c.tools.resources.FramedResource.perform(Compiled Code)
>         at org.w3c.jigsaw.admin.AdminServer.perform(Compiled Code)
>         at org.w3c.jigsaw.http.Client.processRequest(Compiled Code)
>         at org.w3c.jigsaw.http.Client.startConnection(Compiled Code)
>         at org.w3c.jigsaw.http.socket.SocketClient.run(SocketClient.java)
>         at org.w3c.util.CachedThread.run(Compiled Code)
>
> Thanks,
> Luke Call
> EDM Group
> Micron Technology, Boise

--
- Benoît Mahé -------------------------------------------------------
                      World Wide Web Consortium (W3C)
                    Architecture domain - Jigsaw Team

  http://www.w3.org/People/Mahe - bmahe@w3.org - +33.4.92.38.79.89
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Received on Tuesday, 30 March 1999 10:15:43 GMT

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