Re: Strange ClassCastException when looking up SLSB RemoteHome from "external" .war webapp
"Hans J. Prueller" <[email protected]>
| Newsgroups | gmane.comp.java.objectweb.jonas |
|---|---|
| Organization | LBS logics GmbH |
| Message-ID | <1295544914.18974.18.camel@kodos> |
Ok, current status summary:
with default setting (carol.jvm.rmi.local.registry=true) this strange
class-cast error occurs.
- switching
> carol.jvm.rmi.local.registry=false
results in errors that the EJB homes cannot be registered at deployment
time (this is what you wanted to have from me, Guillaume!):
2011-01-20 18:26:04,518 : JHome.register : Cannot register bean
2011-01-20 18:26:04,519 : JOnASEJBService.__createContainer : Can't
deploy bean 'JobManagementBean'
javax.ejb.EJBException: JobManagementBean Cannot register home
at
org.ow2.jonas.lib.ejb21.JSessionFactory.<init>(JSessionFactory.java:139)
at
org.ow2.jonas.lib.ejb21.JStatelessFactory.<init>(JStatelessFactory.java:86)
at org.ow2.jonas.lib.ejb21.JContainer.addBean(JContainer.java:301)
at
org.ow2.jonas.ejb2.internal.JOnASEJBService.__createContainer(JOnASEJBService.java:872)
at
org.ow2.jonas.ejb2.internal.JOnASEJBService.createContainer(JOnASEJBService.java)
at
org.ow2.jonas.ejb2.internal.JOnASEJBService.__deployJars(JOnASEJBService.java:1495)
at
org.ow2.jonas.ejb2.internal.JOnASEJBService.deployJars(JOnASEJBService.java)
at
org.ow2.jonas.ear.internal.EarDeployer.deployEJB21s(EarDeployer.java:1224)
at
org.ow2.jonas.ear.internal.EarDeployer.doDeploy(EarDeployer.java:777)
at org.ow2.util.ee.deploy.impl.deployer.AbsDeployer
$1.execute(AbsDeployer.java:96)
at org.ow2.util.ee.deploy.impl.deployer.AbsDeployer
$1.execute(AbsDeployer.java:95)
at
org.ow2.util.execution.helper.RunnableHelper.execute(RunnableHelper.java:77)
at
org.ow2.util.ee.deploy.impl.deployer.AbsDeployer.deploy(AbsDeployer.java:94)
at
org.ow2.util.ee.deploy.impl.deployer.DeployerManager.deploy(DeployerManager.java:129)
at
org.ow2.jonas.deployablemonitor.DeployableMonitor.detectNewArchives(DeployableMonitor.java:483)
at
org.ow2.jonas.deployablemonitor.DeployableMonitor.checkNewArchives(DeployableMonitor.java:305)
at
org.ow2.jonas.deployablemonitor.DeployableMonitor.run(DeployableMonitor.java:215)
Caused by: java.lang.RuntimeException: Cannot register bean:
at org.ow2.jonas.lib.ejb21.JHome.register(JHome.java:216)
at
org.ow2.jonas.lib.ejb21.JSessionFactory.<init>(JSessionFactory.java:137)
... 16 more
Caused by: javax.naming.NamingException: Cannot perform rebind [Root
exception is javax.naming.CommunicationException [Root exception is
java.rmi.ServerException: RemoteException occurred in server thread;
nested exception is:
java.rmi.UnmarshalException: error unmarshalling arguments; nested
exception is:
java.lang.ClassNotFoundException:
org.ow2.jonas_gen.com.lbslogics.ims.app.interfaces.JOnASJobManagementBean1409141165Home_Stub (no security manager: RMI class loader disabled)]]
at
org.ow2.carol.jndi.intercept.spi.InterceptableContext.namingException(InterceptableContext.java:823)
at
org.ow2.carol.jndi.intercept.spi.InterceptableContext.rebind(InterceptableContext.java:224)
at
org.ow2.carol.jndi.spi.VirtualJNDILookup.rebind(VirtualJNDILookup.java:375)
at javax.naming.InitialContext.rebind(InitialContext.java:408)
at org.ow2.carol.util.csiv2.SasHelper.rebind(SasHelper.java:62)
at org.ow2.jonas.lib.ejb21.JHome$1.execute(JHome.java:208)
at org.ow2.jonas.lib.ejb21.JHome$1.execute(JHome.java:207)
at
org.ow2.jonas.lib.execution.RunnableHelper.execute(RunnableHelper.java:60)
at org.ow2.jonas.lib.ejb21.JHome.register(JHome.java:212)
... 17 more
Caused by: javax.naming.CommunicationException [Root exception is
java.rmi.ServerException: RemoteException occurred in server thread;
nested exception is:
java.rmi.UnmarshalException: error unmarshalling arguments; nested
exception is:
java.lang.ClassNotFoundException:
org.ow2.jonas_gen.com.lbslogics.ims.app.interfaces.JOnASJobManagementBean1409141165Home_Stub (no security manager: RMI class loader disabled)]
at
com.sun.jndi.rmi.registry.RegistryContext.rebind(RegistryContext.java:142)
at javax.naming.InitialContext.rebind(InitialContext.java:412)
at org.ow2.carol.jndi.spi.AbsContext.rebind(AbsContext.java:190)
at org.ow2.carol.jndi.spi.AbsContext.rebind(AbsContext.java:200)
at javax.naming.InitialContext.rebind(InitialContext.java:408)
at org.ow2.carol.jndi.spi.MultiContext.rebind(MultiContext.java:167)
at
org.ow2.carol.jndi.intercept.operation.StringRebindInterceptionContext.executeLast(StringRebindInterceptionContext.java:48)
at
org.ow2.carol.jndi.intercept.operation.AbstractInterceptionContext.proceed(AbstractInterceptionContext.java:57)
at
org.ow2.jonas.jndi.interceptors.impl.datasource.DataSourceLeakDetectorContextInterceptor.intercept(DataSourceLeakDetectorContextInterceptor.java:63)
at
org.ow2.carol.jndi.intercept.operation.AbstractInterceptionContext.proceed(AbstractInterceptionContext.java:55)
at
org.ow2.carol.jndi.intercept.spi.InterceptableContext.rebind(InterceptableContext.java:222)
... 24 more
Caused by: java.rmi.ServerException: RemoteException occurred in server
thread; nested exception is:
java.rmi.UnmarshalException: error unmarshalling arguments; nested
exception is:
java.lang.ClassNotFoundException:
org.ow2.jonas_gen.com.lbslogics.ims.app.interfaces.JOnASJobManagementBean1409141165Home_Stub (no security manager: RMI class loader disabled)
at
sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:396)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:250)
at sun.rmi.transport.Transport$1.run(Transport.java:159)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
at
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)
at sun.rmi.transport.tcp.TCPTransport
$ConnectionHandler.run0(TCPTransport.java:790)
at sun.rmi.transport.tcp.TCPTransport
$ConnectionHandler.run(TCPTransport.java:649)
at java.util.concurrent.ThreadPoolExecutor
$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor
$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
at
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:255)
at
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:233)
at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:359)
at sun.rmi.registry.RegistryImpl_Stub.rebind(Unknown Source)
at
com.sun.jndi.rmi.registry.RegistryContext.rebind(RegistryContext.java:140)
... 34 more
Caused by: java.rmi.UnmarshalException: error unmarshalling arguments;
nested exception is:
java.lang.ClassNotFoundException:
org.ow2.jonas_gen.com.lbslogics.ims.app.interfaces.JOnASJobManagementBean1409141165Home_Stub (no security manager: RMI class loader disabled)
--> then I tried to enable the security manager as Florent suggested:
this once again results in Errors at deployment time: "cannot register
home" caused by: NoClassDefFoundError: javax.ejb.EJBHome !!!
see stack trace here:
2011-01-20 18:32:43,485 : JHome.register : Cannot register bean
2011-01-20 18:32:43,486 : JOnASEJBService.__createContainer : Can't
deploy bean 'JobManagementBean'
javax.ejb.EJBException: JobManagementBean Cannot register home
at
org.ow2.jonas.lib.ejb21.JSessionFactory.<init>(JSessionFactory.java:139)
at
org.ow2.jonas.lib.ejb21.JStatelessFactory.<init>(JStatelessFactory.java:86)
at org.ow2.jonas.lib.ejb21.JContainer.addBean(JContainer.java:301)
at
org.ow2.jonas.ejb2.internal.JOnASEJBService.__createContainer(JOnASEJBService.java:872)
at
org.ow2.jonas.ejb2.internal.JOnASEJBService.createContainer(JOnASEJBService.java)
at
org.ow2.jonas.ejb2.internal.JOnASEJBService.__deployJars(JOnASEJBService.java:1495)
at
org.ow2.jonas.ejb2.internal.JOnASEJBService.deployJars(JOnASEJBService.java)
at
org.ow2.jonas.ear.internal.EarDeployer.deployEJB21s(EarDeployer.java:1224)
at
org.ow2.jonas.ear.internal.EarDeployer.doDeploy(EarDeployer.java:777)
at org.ow2.util.ee.deploy.impl.deployer.AbsDeployer
$1.execute(AbsDeployer.java:96)
at org.ow2.util.ee.deploy.impl.deployer.AbsDeployer
$1.execute(AbsDeployer.java:95)
at
org.ow2.util.execution.helper.RunnableHelper.execute(RunnableHelper.java:77)
at
org.ow2.util.ee.deploy.impl.deployer.AbsDeployer.deploy(AbsDeployer.java:94)
at
org.ow2.util.ee.deploy.impl.deployer.DeployerManager.deploy(DeployerManager.java:129)
at
org.ow2.jonas.deployablemonitor.DeployableMonitor.detectNewArchives(DeployableMonitor.java:483)
at
org.ow2.jonas.deployablemonitor.DeployableMonitor.checkNewArchives(DeployableMonitor.java:305)
at
org.ow2.jonas.deployablemonitor.DeployableMonitor.run(DeployableMonitor.java:215)
Caused by: java.lang.RuntimeException: Cannot register bean:
at org.ow2.jonas.lib.ejb21.JHome.register(JHome.java:216)
at
org.ow2.jonas.lib.ejb21.JSessionFactory.<init>(JSessionFactory.java:137)
... 16 more
Caused by: javax.naming.NamingException: Cannot perform rebind [Root
exception is javax.naming.NamingException [Root exception is
java.rmi.ServerError: Error occurred in server thread; nested exception
is:
java.lang.NoClassDefFoundError: javax/ejb/EJBHome]]
at
org.ow2.carol.jndi.intercept.spi.InterceptableContext.namingException(InterceptableContext.java:823)
at
org.ow2.carol.jndi.intercept.spi.InterceptableContext.rebind(InterceptableContext.java:224)
at
org.ow2.carol.jndi.spi.VirtualJNDILookup.rebind(VirtualJNDILookup.java:375)
at javax.naming.InitialContext.rebind(InitialContext.java:408)
at org.ow2.carol.util.csiv2.SasHelper.rebind(SasHelper.java:62)
at org.ow2.jonas.lib.ejb21.JHome$1.execute(JHome.java:208)
at org.ow2.jonas.lib.ejb21.JHome$1.execute(JHome.java:207)
at
org.ow2.jonas.lib.execution.RunnableHelper.execute(RunnableHelper.java:60)
at org.ow2.jonas.lib.ejb21.JHome.register(JHome.java:212)
... 17 more
Caused by: javax.naming.NamingException [Root exception is
java.rmi.ServerError: Error occurred in server thread; nested exception
is:
java.lang.NoClassDefFoundError: javax/ejb/EJBHome]
at
com.sun.jndi.rmi.registry.RegistryContext.rebind(RegistryContext.java:142)
at javax.naming.InitialContext.rebind(InitialContext.java:412)
at org.ow2.carol.jndi.spi.AbsContext.rebind(AbsContext.java:190)
at org.ow2.carol.jndi.spi.AbsContext.rebind(AbsContext.java:200)
at javax.naming.InitialContext.rebind(InitialContext.java:408)
at org.ow2.carol.jndi.spi.MultiContext.rebind(MultiContext.java:167)
at
org.ow2.carol.jndi.intercept.operation.StringRebindInterceptionContext.executeLast(StringRebindInterceptionContext.java:48)
at
org.ow2.carol.jndi.intercept.operation.AbstractInterceptionContext.proceed(AbstractInterceptionContext.java:57)
at
org.ow2.jonas.jndi.interceptors.impl.datasource.DataSourceLeakDetectorContextInterceptor.intercept(DataSourceLeakDetectorContextInterceptor.java:63)
at
org.ow2.carol.jndi.intercept.operation.AbstractInterceptionContext.proceed(AbstractInterceptionContext.java:55)
at
org.ow2.carol.jndi.intercept.spi.InterceptableContext.rebind(InterceptableContext.java:222)
... 24 more
Caused by: java.rmi.ServerError: Error occurred in server thread; nested
exception is:
java.lang.NoClassDefFoundError: javax/ejb/EJBHome
at
sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:393)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:250)
at sun.rmi.transport.Transport$1.run(Transport.java:159)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
at
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)
at sun.rmi.transport.tcp.TCPTransport
$ConnectionHandler.run0(TCPTransport.java:790)
at sun.rmi.transport.tcp.TCPTransport
$ConnectionHandler.run(TCPTransport.java:649)
at java.util.concurrent.ThreadPoolExecutor
$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor
$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
at
sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:255)
at
sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:233)
at sun.rmi.server.UnicastRef.invoke(UnicastRef.java:359)
at sun.rmi.registry.RegistryImpl_Stub.rebind(Unknown Source)
at
com.sun.jndi.rmi.registry.RegistryContext.rebind(RegistryContext.java:140)
... 34 more
Caused by: java.lang.NoClassDefFoundError: javax/ejb/EJBHome
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:632)
at java.lang.ClassLoader.defineClass(ClassLoader.java:616)
at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:632)
at java.lang.ClassLoader.defineClass(ClassLoader.java:616)
at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:247)
at sun.rmi.server.LoaderHandler.loadClass(LoaderHandler.java:434)
at sun.rmi.server.LoaderHandler.loadClass(LoaderHandler.java:165)
at java.rmi.server.RMIClassLoader$2.loadClass(RMIClassLoader.java:620)
at java.rmi.server.RMIClassLoader.loadClass(RMIClassLoader.java:247)
at
sun.rmi.server.MarshalInputStream.resolveClass(MarshalInputStream.java:197)
at
java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1574)
at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1495)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1731)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1328)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:350)
at sun.rmi.registry.RegistryImpl_Skel.dispatch(Unknown Source)
at
sun.rmi.server.UnicastServerRef.oldDispatch(UnicastServerRef.java:386)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:250)
at sun.rmi.transport.Transport$1.run(Transport.java:159)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:155)
at
sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:535)
at sun.rmi.transport.tcp.TCPTransport
$ConnectionHandler.run0(TCPTransport.java:790)
at sun.rmi.transport.tcp.TCPTransport
$ConnectionHandler.run(TCPTransport.java:649)
at java.util.concurrent.ThreadPoolExecutor
$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor
$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.ClassNotFoundException: javax.ejb.EJBHome
at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
... 46 more
2011-01-20 18:32:43,541 : JHome.register : Cannot register bean
2011-01-20 18:32:43,541 : JOnASEJBService.__createContainer : Can't
deploy bean 'EventManagerBean'
javax.ejb.EJBException: EventManagerBean Cannot register home
Seems like basic javax.ejb.* package is not in classpath ?
regards,
HANS
Am Donnerstag, den 20.01.2011, 13:56 +0100 schrieb Guillaume Sauthier:
> Oops I meant disabled (local.registry=false)
> --G
>
> Le 20/01/2011 13:54, Guillaume Sauthier a écrit :
>
> > Yeah, I received it.
> > just need some time to take a closer look at what carol is exactly
> > doing with this flag enabled :)
> > --G
> >
> > Le 20/01/2011 12:47, Hans J. Prueller a écrit :
> >
> > > did you receive my last mail containing the full stack trace?
> > >
> > > any new information on this issue?
> > >
> > > regards,
> > > hans
> > >
> > > Am Mittwoch, den 19.01.2011, 16:45 +0100 schrieb Guillaume
> > > Sauthier:
> > >
> > > > Can you give us the full stack trace please ?
> > > > --G
> > > >
> > > > Le 19/01/2011 16:42, Hans J. Prueller a écrit :
> > > >
> > > > > tried it out, classcast problem gone but another error occurs:
> > > > >
> > > > > javax.naming.NamingException: Cannot perform lookup [Root
> > > > > exception is javax.naming.NameNotFoundException:
> > > > > Guardian2Home]
> > > > > at
> > > > > org.ow2.carol.jndi.intercept.spi.InterceptableContext.namingException(InterceptableContext.java:823)
> > > > > at
> > > > > org.ow2.carol.jndi.intercept.spi.InterceptableContext.lookup(InterceptableContext.java:126)
> > > > > at
> > > > > org.ow2.carol.jndi.spi.VirtualJNDILookup.lookup(VirtualJNDILookup.java:109)
> > > > > at javax.naming.InitialContext.lookup(InitialContext.java:392)
> > > > >
> > > > > hans
> > > > >
> > > > >
> > > > > Am Mittwoch, den 19.01.2011, 10:45 +0100 schrieb Guillaume
> > > > > Sauthier:
> > > > >
> > > > > > Can you try with local.registry set to false ?
> > > > > > --G
> > > > > >
> > > > > > Le 19/01/2011 10:32, Hans J. Prueller a écrit :
> > > > > >
> > > > > > > Guillaume,
> > > > > > >
> > > > > > > thank you. I know about the fact you mentioned
> > > > > > >
> > > > > > > >>That means that you can have the same class (same name,
> > > > > > > same bytecode, same everything), loaded by 2 different
> > > > > > > classloaders
> > > > > > > >> but that will be incompatible (you cannot cast one of
> > > > > > > them into the other).
> > > > > > >
> > > > > > > and I already "suspected" a classloader issue being
> > > > > > > responsible for the classcast problem ;-) I already
> > > > > > > tried to remove the EJB API from
> > > > > > > the WEB-INF/lib of the axis2 webapp, but that didn't solve
> > > > > > > the problem but lead to a classnotfound or noclassdeffound
> > > > > > > error.
> > > > > > >
> > > > > > > I did not change carol.properites - I am simply using
> > > > > > > JOnAS 5.1.5 with its default values!
> > > > > > >
> > > > > > > carol.jvm.rmi.local.call = false
> > > > > > > carol.jvm.rmi.local.registry = true
> > > > > > >
> > > > > > > regards,
> > > > > > > Hans
> > > > > > >
> > > > > > > Am Mittwoch, den 19.01.2011, 10:25 +0100 schrieb Guillaume
> > > > > > > Sauthier:
> > > > > > >
> > > > > > > > Hi Hans
> > > > > > > >
> > > > > > > > A Class object is defined by its name AND the
> > > > > > > > ClassLoader that loaded it.
> > > > > > > > That means that you can have the same class (same name,
> > > > > > > > same bytecode, same everything), loaded by 2 different
> > > > > > > > classloaders but that will be incompatible (you cannot
> > > > > > > > cast one of them into the other).
> > > > > > > >
> > > > > > > > So in your case, you have 2 places where your EJB API is
> > > > > > > > available: inside the EAR and inside the WEB-INF/lib of
> > > > > > > > the axis2 webapp. So they are not sharing the same Class
> > > > > > > > definition for your EJB API.
> > > > > > > > What seems to happen is that JNDI returns an instance
> > > > > > > > coming from your EAR.
> > > > > > > >
> > > > > > > > Did you change your carol.properties ?
> > > > > > > > Can you show me the value of the following properties:
> > > > > > > > * carol.jvm.rmi.local.call
> > > > > > > > * carol.jvm.rmi.local.registry
> > > > > > > >
> > > > > > > > --G
> > > > > > > >
> > > > > > > > Le 19/01/2011 08:10, Hans J. Prueller a écrit :
> > > > > > > >
> > > > > > > > > Hi,
> > > > > > > > >
> > > > > > > > > we are still working on migrating our JOnAS 4.10 based
> > > > > > > > > Java EE 1.4 EAR to JOnAS 5.1.5. One (seems really to
> > > > > > > > > be the last) open issue
> > > > > > > > > we have is the following:
> > > > > > > > >
> > > > > > > > > Our Java EE 1.4 Application is packaged as EAR, it
> > > > > > > > > contains the EjB-JAR.JAR containing the EJB 2.1
> > > > > > > > > SLSB's. It also contains 2 or 3
> > > > > > > > > webapps as .WAR file (war files within the EAR file),
> > > > > > > > > which are looking up the remote homes and remote
> > > > > > > > > interfaces of the SLSB's
> > > > > > > > > which works fine.
> > > > > > > > >
> > > > > > > > > Then we have another webapp, based on AXIS2 which
> > > > > > > > > provides webservices to external clients. The axis2
> > > > > > > > > war file provies web-services,
> > > > > > > > > which also lookup the Remote Homes and Remote
> > > > > > > > > Interfaces of some of the SLSB's contained in the ear
> > > > > > > > > mentioned above.
> > > > > > > > >
> > > > > > > > > Therefore the remote home and remote interface stubs
> > > > > > > > > are packaged as .jar file in web-inf/lib of the
> > > > > > > > > axis2.war webapp.
> > > > > > > > >
> > > > > > > > > Basically this is all as it is meant to be by the Java
> > > > > > > > > EE standard, this is what remote home and remote
> > > > > > > > > interfaces of EJB's are for, and it
> > > > > > > > > really works fine and smooth on JOnAS 4.10.X
> > > > > > > > >
> > > > > > > > > When we now deploy our .EAR file and the axis2.WAR on
> > > > > > > > > JOnAS 5.1.5 and make a test-invocation of the
> > > > > > > > > web-service, we get a really strange
> > > > > > > > > ClassCastException:
> > > > > > > > >
> > > > > > > > > Cannot cast
> > > > > > > > > 'org.ow2.jonas_gen.com.lbslogics.ims.guardian.interfaces.JOnASGuardian2Bean1797447629Home' in 'com.lbslogics.ims.guardian.interfaces.Guardian2Home'
> > > > > > > > >
> > > > > > > > > When I check the source file
> > > > > > > > > (JOnASGuardian2Bean1797447629Home) generated by GenIC,
> > > > > > > > > it explicitly says:
> > > > > > > > >
> > > > > > > > > public class JOnASGuardian2Bean1797447629Home extends
> > > > > > > > > JSessionHome implements
> > > > > > > > > com.lbslogics.ims.guardian.interfaces.Guardian2Home {
> > > > > > > > >
> > > > > > > > > // JOnAS version used to deploy
> > > > > > > > > public static final String JONAS_VERSION =
> > > > > > > > > "5.1.5";
> > > > > > > > >
> > > > > > > > > [ ..... ]
> > > > > > > > >
> > > > > > > > >
> > > > > > > > > ======> so, the cast has to be possible. (and btw
> > > > > > > > > this works fine with all other .WAR's contained in the
> > > > > > > > > EAR itself doing the same). So why or what
> > > > > > > > > is the problem here ???
> > > > > > > > >
> > > > > > > > > Any ideas are appreciated because we cannot migrate
> > > > > > > > > our production servers unless also the webservices are
> > > > > > > > > working!
> > > > > > > > >
> > > > > > > > > regards,
> > > > > > > > > Hans
> > > > > > > > >
> > > > > > >
> > > > > > >
> > >
> > >
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