Hi Raf, Yeah sure send your cartridge and project again and I'll take a look (I think I forgot to look last time...sorry about that!..I'll make sure I get back to you this time.)...by the way which version of andromda are you using?
Chad --- Raf Haesen <[EMAIL PROTECTED]> wrote: > > Hi Chad > > I mailed you a few weeks ago concerning the anoying > class-cast-exception > problem... > I managed to "solve" the problem by adding these > lines to > andromda-metafacades.xml: > > <metafacade > > metaobjectClass="org.omg.uml.foundation.core.Attribute$Impl" > > metafacadeClass="org.andromda.metafacades.uml14.EntityAttributeFacadeLogicImpl"> > <!-- > <context>org.andromda.metafacades.uml.EntityFacade</context> > > --> > <property reference="sqlMappingsUri"/> > <property reference="jdbcMappingsUri"/> > </metafacade> > > This is an exact copy of the mapping defined in > metafacade-mapping; this > "accidently" solved > the problem but I don't understand why...:-s > > And after extending the cartridge to work with > finite state machines, I get > the same problem: > I simply want to extend the StateFacade with my own > MerodeStateFacade and I > want to map > a CompositeState to that MerodeStateFacade (I want > to use a CompositeState > to model the state of an > object). I added these lines in the mappings-file: > > <metafacade > > metaobjectClass="org.omg.uml.behavioralelements.statemachines.CompositeState$Impl" > > > metafacadeClass="org.andromda.cartridges.merode.metafacades.MerodeStateFacadeLogicImpl"> > </metafacade> > > If I ask for the activitygraph in a template, like > $class.activityGraph.name, I get a > ClassCastException > again: > > 14:32:08,538 ERROR [DefaultAndroMDACartridge] Error > performing > DefaultAndroMDACartridge.processWithTemplate with > template > 'templates/MerodeSubState.vsl', template context > '[EMAIL PROTECTED], > > [EMAIL PROTECTED]' > and cartridge > 'merode' > org.apache.velocity.exception.MethodInvocationException: > Invocation of > method 'getActivityGraph' in class > org.andromda.cartridges.merode.metafacades.MerodeStateFacadeLogicImpl > threw > exception class java.lang.ClassCastException : null > at > org.apache.velocity.runtime.parser.node.ASTIdentifier.execute(ASTIdentifier.java:193) > at > org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:175) > at > org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:220) > at > org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:230) > at > org.apache.velocity.Template.merge(Template.java:256) > > Could you please have a look a this? I want to send > my cartridge and a > sample project again if > necessary. Thanks in advance! > > Raf > > > > > >From: "Chad Brandon" <[EMAIL PROTECTED]> > >To: "Raf Haesen" > ><[EMAIL PROTECTED]>,<[EMAIL PROTECTED]> > >Subject: Re: [Andromda-devel] ClassCastException in > own cartridge > >Date: Thu, 8 Jul 2004 20:06:02 -0400 > > > >Hi Raf, see comments below: > >----- Original Message ----- > >From: "Raf Haesen" <[EMAIL PROTECTED]> > >To: <[EMAIL PROTECTED]> > >Sent: Thursday, July 08, 2004 4:27 PM > >Subject: Re: [Andromda-devel] ClassCastException in > own cartridge > > > > > > > Hello Chad > > > > > > Thanks for your reply! I tried to construct the > mapping file, although I > > > don't understand it > > > completely: is a stereotype node required? and > what does a context node > >mean > > > exactly? > > > >Nope, the stereotype is not required, if you don't > have a stereotype > >defined, then your mapping will be applied for all > instances of your meta > >model c (i.e. the metaobjectClass attribute), if > you have the stereotype > >defined, then the mapping will only be applied to > the meta model element > >having the stereotype and the meta model element. > For info about the > >context, see the descriptor: > >http://team.andromda.org/docs/andromda-metafacades/descriptor-schema.html > > > > > Below is my andromda-metafacades.xml; can you > please check if it > >correct? > > > >Yes, looks fine to me, are you still getting the > class cast? If you'd like > >you can send me your cartridge project and I'll > take a look. > > > > > Thanks! > > > > > > > > > <?xml version="1.0" encoding="ISO-8859-1" ?> > > > > > > <!-- contains the merode cartridge metafacade > mappings --> > > > <metafacades namespace="merode"> > > > <metafacade > > > > metaobjectClass="org.omg.uml.foundation.core.Operation$Impl" > > > > > > > >metafacadeClass="org.andromda.cartridges.merode.metafacades.MerodeMethodFaca > >deLogicImpl"> > > > <!-- > <stereotype>FinderMethod</stereotype> --> > > > </metafacade> > > > > > > <metafacade > > > > metaobjectClass="org.omg.uml.foundation.core.UmlClass$Impl" > > > > > > > >metafacadeClass="org.andromda.cartridges.merode.metafacades.MerodeEventHandl > >erFacadeLogicImpl"> > > > <stereotype>Service</stereotype> > > > </metafacade> > > > > > > <metafacade > > > > metaobjectClass="org.omg.uml.foundation.core.Interface$Impl" > > > > > > > >metafacadeClass="org.andromda.cartridges.merode.metafacades.MerodeEventHandl > >erFacadeLogicImpl"> > > > <stereotype>Service</stereotype> > > > </metafacade> > > > > > > <metafacade > > > > metaobjectClass="org.omg.uml.foundation.core.UmlClass$Impl" > > > > > > > >metafacadeClass="org.andromda.cartridges.merode.metafacades.MerodeObjectType > >FacadeLogicImpl"> > > > <stereotype>Entity</stereotype> > > > <property reference="maxSqlNameLength"/> > > > </metafacade> > > > > > > <metafacade > > > > metaobjectClass="org.omg.uml.foundation.core.Interface$Impl" > > > > > > > >metafacadeClass="org.andromda.cartridges.merode.metafacades.MerodeObjectType > >FacadeLogicImpl"> > > > <stereotype>Entity</stereotype> > > > <property reference="maxSqlNameLength"/> > > > </metafacade> > > > > > > <metafacade > > > > >metaobjectClass="org.omg.uml.foundation.core.AssociationEnd$Impl" > > > > > > > >metafacadeClass="org.andromda.cartridges.merode.metafacades.MerodeExistenceD > >ependencyEndFacadeLogicImpl"> > > > > > > > ><context>org.andromda.cartridges.merode.metafacades.MerodeObjectTypeFacade</ > >context> > > > <property reference="foreignKeySuffix"/> > > > </metafacade> > > > > > > </metafacades> > > > > > > > > > >From: Chad Brandon <[EMAIL PROTECTED]> > > > >To: Raf Haesen <[EMAIL PROTECTED]>, > > > >[EMAIL PROTECTED] > > > >Subject: Re: [Andromda-devel] > ClassCastException in own cartridge > > > >Date: Thu, 8 Jul 2004 08:16:14 -0700 (PDT) > > > > > > > >Hi Raf, > > > > > > > >You'll need to make sure you're mapping your > new > > > >metafacade to the meta model element(s) by > using the > > > >andromda-metafacades.xml. Do you have those > mapped? > > > >Take a look at the > > > > > > >andromda-all/metafacades/uml/uml14/src/META-INF/andromda-metafacades.xml > > > >to see what I mean. > > > > > > > >Chad > > > > > > > >--- Raf Haesen <[EMAIL PROTECTED]> wrote: > > > > > Hi everybody > > > > > > > > > > I'm developing my own cartridge (hope I can > ask my > > > > > question here) called > > > > > 'merode'. > > > > > One of the new metafacades > "MerodeObjectTypeFacade" > > > > > inherits from > > > > > "EntityFacade", > > > > > with one new method "getMasters(): > Collection". If I > > > > > try the cartridge on a > > > > > simple example > > > > > I get the following exception: > > > > > > > > > > 16:51:25,468 INFO [merode] Output: > > > > > > > > > > > >'file:/home/phonzie/andromda3/cvs/M1/andromda-all/samples/merode-test/mda/. > >./merode/ejb/src/java/org/merode/testapp/datalayer/LoanImpl.java' > > > > > 16:51:25,536 ERROR > [DefaultAndroMDACartridge] Error > > > > > performing > > > > > DefaultAndroMDACartridge.processWithTemplate > with > > > > > template > > > > > 'templates/MerodeEntityFactory.vsl', > template > > > > > context > > > > > > > > > > > >'{class=org.andromda.cartridges.merode.metafacades.MerodeObjectTypeFacadeLo > >[EMAIL PROTECTED], > > > > > > > > > > > > > > >[EMAIL PROTECTED]' > > > > > and cartridge > > > > > 'merode' > > > > > > > > > >org.apache.velocity.exception.MethodInvocationException: > > > > > Invocation of > > > > > method 'getAttributesAsList' in class > > > > > > > > > > > >org.andromda.cartridges.merode.metafacades.MerodeObjectTypeFacadeLogicImpl > > > > > > > > > > threw exception class > java.lang.ClassCastException : > > > > > null > > > > > at > > > > > > > > > > > >org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:24 > >6) > > > > > at > > > > > > > > > > > >org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.j > >ava:175) > > > > > at > > > > > > > > > > > >org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.ja > >va:220) > > > > > at > > > > > > > > > > > >org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:55) > > > > > at > > > > > > > > > > > >org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatemen > >t.java:70) > > > > > at > > > > > > > > > > > >org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:2 > >30) > > > > > at > > > > > > > > > >org.apache.velocity.Template.merge(Template.java:256) > > > > > [...] > > > > > > > > > > I have no idea what causes this error; can > you help > > > > > me please? > > > > > Thanks > > > > > Raf > > > > > > > > > > > > > > >_________________________________________________________________ > > > > > Do you want to buy a new computer? Have a > look. > > > > > http://www.msn.be/shopping/dell_bis/ > > > > > > > > > > > > > > > > > > > > > > > > >------------------------------------------------------- > > > > > This SF.Net email sponsored by Black Hat > Briefings & > > > > > Training. > > > > > Attend Black Hat Briefings & Training, Las > Vegas > > > > > July 24-29 - > > > > > digital self defense, top technical experts, > no > > > > > vendor pitches, > > > > > unmatched networking opportunities. Visit > > > > > www.blackhat.com > > > > > > _______________________________________________ > > > > > Andromda-devel mailing list > > > > > [EMAIL PROTECTED] > > > > > > > > > >https://lists.sourceforge.net/lists/listinfo/andromda-devel > > > > > > > > > > > > > > > > > > > > > >------------------------------------------------------- > > > >This SF.Net email sponsored by Black Hat > Briefings & Training. > > > >Attend Black Hat Briefings & Training, Las > Vegas July 24-29 - > > > >digital self defense, top technical experts, no > vendor pitches, > > > >unmatched networking opportunities. 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