[news.eclipse.tools.emf] Re: [CDO] Importing a UML model

[maurice.oconnor@xxxxxxxxx (Maurice O\'Connor)]

Thanks for the advice Eike. Is UML 3.0 functioning? I've tried to commit a 
UML 3.0 model and got a nullpointer, with this stack trace:

!ENTRY org.eclipse.net4j.util.ui 4 0 2009-05-07 16:42:42.407
!MESSAGE NullPointerException
!STACK 0
java.lang.NullPointerException
	at 
org.eclipse.emf.cdo.eresource.impl.CDOResourceImpl$ContentsCDOList.inverseAdd(CDOResourceImpl.java:1006)
	at 
org.eclipse.emf.common.notify.impl.DelegatingNotifyingListImpl.addUnique(DelegatingNotifyingListImpl.java:285)
	at org.eclipse.emf.common.util.AbstractEList.add(AbstractEList.java:307)
	at 
org.eclipse.emf.cdo.internal.ui.actions.ImportResourceAction.doRun(ImportResourceAction.java:99)
	at 
org.eclipse.net4j.util.ui.actions.LongRunningAction$1.run(LongRunningAction.java:164)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)

!ENTRY org.eclipse.net4j.util.ui 4 0 2009-05-07 16:42:42.410
!MESSAGE 
!STACK 0
java.lang.NullPointerException
	at 
org.eclipse.emf.cdo.eresource.impl.CDOResourceImpl$ContentsCDOList.inverseAdd(CDOResourceImpl.java:1006)
	at 
org.eclipse.emf.common.notify.impl.DelegatingNotifyingListImpl.addUnique(DelegatingNotifyingListImpl.java:285)
	at org.eclipse.emf.common.util.AbstractEList.add(AbstractEList.java:307)
	at 
org.eclipse.emf.cdo.internal.ui.actions.ImportResourceAction.doRun(ImportResourceAction.java:99)
	at 
org.eclipse.net4j.util.ui.actions.LongRunningAction$1.run(LongRunningAction.java:164)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)


Maurice

Eike Stepper wrote:
> Maurice,

> Comments below...


> Maurice schrieb:
> > Hi,
> >
> > I want to import a UML 2.1 model into my CDO Server. 
> Unfortunately that's not possible as of now.
> The UML2 not only is a "legacy model" from the perspective of CDO (i.e.
> not generated for CDO).
> It (like OCL and the GMF notational model) is even very naughty because
> it *extends* Ecore, which is an official no-no.

> While I'm just at this moment working on general legacy model support in
> CDO,
> Kenn Hussey (CC'ed) from the UML2 project indicated that he might come
> up this week with an initial patch of UML2,
> so that it becomes a CDO native model.

> Please stay tuned ;-)


> > I'm under the impression that this involves:
> >
> > 1. Registering the package on the server using the client's package
> > manager
> > 2. Importing the resource from a transaction (finding my .uml file and
> > opening it)
> >
> > When I follow these steps I get this error:
> >
> > org.eclipse.emf.ecore.xmi.PackageNotFoundException: Package with uri
> > 'http://www.eclipse.org/uml2/2.1.0/UML' not found.
> > (file:/C:/myfile.uml, 2, 178)
> Generally stack traces are welcome.
> But in this case all the explanantion is above...

> Cheers
> /Eike

> ----
> http://thegordian.blogspot.com