> app I get a ClassCastException doing PortableRemoteObject.narrow() on
> the remote interface
Sorry, I meant the Home interface.
> -----Original Message-----
> From: Alastair Rodgers
> Sent: 26 November 2003 11:22
> To: '[EMAIL PROTECTED]'
> Subject: Classloader issues
>
>
> Hi,
>
> I have a legacy EAR which is currently deployed on JBoss
> 3.0.8. This contains a WAR & an EJB JAR, and the web app
> invokes an EJB in the EJB JAR. This has always worked fine
> using the UCL and with Jetty's Java2ClassLoadingCompliance
> set to true.
>
> However, I now need to deploy a new EAR alongside this which
> follows J2EE packaging for libs - i.e. WAR libs are included
> in WEB-INF/lib and a Class-Path entry in the EJB JAR is used
> to refer to library JARs in the EAR. This EAR has its own
> classloader repository defined in jboss-app.xml. If I set
> Jetty's Java2ClassLoadingCompliance set to false this app works fine.
>
> How can I deploy these two simultaneously in the same domain?
> I would like to update my legacy app so that it works with
> Java2ClassLoadingCompliance = false, so I tried repackaging
> my legacy EAR so it has its own classloader repository and
> uses WEB-INF/lib in the WAR and Class-Path in the EJB JAR for
> the libs. However, when I try to invoke an EJB from the web
> app I get a ClassCastException doing
> PortableRemoteObject.narrow() on the remote interface (see
> below). The EJB home & remote interface class files are in a
> library JAR in the root of the EAR (which is referenced from
> the EJB JAR's Class-Path entry). I have double checked that
> they are not included anywhere else.
>
> Why could I be getting a ClassCastException if I have only
> have one copy of the class? What am I missing here?
> Alternatively, is there any way I can set
> Java2ClassLoadingCompliance on a per app basis, so my legacy
> EAR could set it true while my new app could set it false? Is
> this a problem with the JBoss version I'm using?
>
> Any advice much appreciated!
>
> Cheers,
> Al.
>
>
> java.lang.ClassCastException
> at
> com.sun.corba.se.internal.javax.rmi.PortableRemoteObject.narro
> w(PortableRemoteObject.java:293)
> at
> javax.rmi.PortableRemoteObject.narrow(PortableRemoteObject.java:134)
> at
> com.phocis.corex.ejb.EJBHomeFactory.lookup(EJBHomeFactory.java:141)
> at
> com.phocis.lms.workflow.WorkflowHelper.invokeWorkflowProcess(W
> orkflowHelper.java:234)
> at
> com.phocis.lms.workflow.WorkflowHelper.executeWorkflowProcess(
> WorkflowHelper.java:202)
> at
> com.phocis.sdx.servlet.SDXController.doSendSubmit(SDXControlle
> r.java:1058)
> at
> com.phocis.sdx.servlet.SDXController.processRequest(SDXControl
> ler.java:259)
> at
> com.phocis.sdx.servlet.SDXController.doPost(SDXController.java:172)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:360)
> at
> org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebAp
> plicationHandler.java:280)
> at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler
> .java:553)
> at org.mortbay.http.HttpContext.handle(HttpContext.java:1717)
> at
> org.mortbay.jetty.servlet.WebApplicationContext.handle(WebAppl
> icationContext.java:549)
> at org.mortbay.http.HttpContext.handle(HttpContext.java:1667)
> at org.mortbay.http.HttpServer.service(HttpServer.java:862)
> at org.jboss.jetty.Jetty.service(Jetty.java:497)
> at
> org.mortbay.http.HttpConnection.service(HttpConnection.java:759)
> at
> org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:923)
> at
> org.mortbay.http.HttpConnection.handle(HttpConnection.java:776)
> at
> org.mortbay.http.SocketListener.handleConnection(SocketListene
> r.java:202)
> at
> org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:289)
> at
> org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:455)
>
>
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