[rules-users] "java.lang.AbstractMethodError: org.jbpm.marshalling.impl.ProcessMarshallerImpl.init" while unmarshalling statefulknowledgesession
sumatheja
sumatheja at gmail.com
Tue Apr 17 05:31:38 EDT 2012
Thanks everyone for the help :)....Its working fine with jbpm 5.3
development snapshot and drools 5.4 cr1... cheers!!!!!!
On Mon, Apr 16, 2012 at 3:08 PM, sumatheja <sumatheja at gmail.com> wrote:
> Thanks Edson... I expected this could be a ersion issue... can you send me
> the link for the latest snapshot for jBPM... The latest that I could find
> is 5.2 final.....
>
>
> 2012/4/16 Edson Tirelli <ed.tirelli at gmail.com>
>
>>
>> The error means a version incompatibility due to changes we made to
>> the marshalling framework. Until both projects have their releases out, you
>> will have to use snapshots. jBPM 5.3 requires Drools 5.4 and vice-versa.
>> You can't use Drools 5.4 with jBPM 5.2.
>>
>> I think jBPM 5.3 has not released any binaries after Drools 5.4.CR1,
>> so you need to use the snapshot until it is.
>>
>> Please note that this is temporary as we are talking about development
>> (i.e., non-final) versions.
>>
>> Edson
>>
>> 2012/4/16 sumatheja <sumatheja at gmail.com>
>>
>>> Hi Michael... Thanks for the response.... I'm getting this exception
>>> even without a guvnor i.e. when I use a local project which has jbpm
>>> process and a drl file.... but without the jbpm process everything works
>>> fine. I'm using jbpm 5.2 final.
>>>
>>>
>>> 2012/4/16 Michael Anstis <michael.anstis at gmail.com>
>>>
>>>> There was a dramatic change to the marshalling of binary packages for
>>>> 5.4.CR1. AFAIK this would mean any existing binary package in Guvnor would
>>>> need to be rebuilt.
>>>>
>>>> Downgrading JARs to older versions would effectively remove the
>>>> marshalling change and hence restore compatibility of older binary assets.
>>>>
>>>> Edson, I think I am right? We need to call this loud and clear in the
>>>> release notes.
>>>>
>>>> sent on the move
>>>>
>>>> On 16 Apr 2012 12:33, "sumatheja" <sumatheja at gmail.com> wrote:
>>>>
>>>>> I'm getting the same issue when I try to unmarshall a sample
>>>>> application which has the jbpm process (which moves out guvnor as possible
>>>>> cause)..... can someone guide if this is some bug? or should I change the
>>>>> jbpm jar version?
>>>>>
>>>>> On Mon, Apr 16, 2012 at 11:37 AM, sumatheja <sumatheja at gmail.com>wrote:
>>>>>
>>>>>> Hi,
>>>>>> I'm using drools and guvnor 5.4 cr1. I've few drools ruleflows
>>>>>> which were not executing so I imported the jars from jbpm 5.2 final.....
>>>>>> The marshalling and unmarshalling works fine if I have knowledge base
>>>>>> without rule-flows. I hope this gives some hint..
>>>>>>
>>>>>>
>>>>>> On Mon, Apr 16, 2012 at 11:29 AM, Wolfgang Laun <
>>>>>> wolfgang.laun at gmail.com> wrote:
>>>>>>
>>>>>>> This kind of error indicates some confusion between compilation and
>>>>>>> execution of the code where this is thrown.
>>>>>>>
>>>>>>> Also, which versions of Drools do you used for marshalling and
>>>>>>> unmarshalling? There's no line 287 in the versions of
>>>>>>> org.drools.marshalling.impl.PersisterHelper.java available to me.
>>>>>>>
>>>>>>> -W
>>>>>>>
>>>>>>>
>>>>>>> On 16/04/2012, sumatheja <sumatheja at gmail.com> wrote:
>>>>>>> > Hi All,
>>>>>>> > I ran across an issue while unmarshalling
>>>>>>> StatefulKnowledgeSession.
>>>>>>> > First I'm marshalling the session using the following code which
>>>>>>> works fine
>>>>>>> >
>>>>>>> > Marshaller marshaller = MarshallerFactory
>>>>>>> >
>>>>>>> > .newMarshaller(workingMemory.getKnowledgeBase());
>>>>>>> > File file = new File(
>>>>>>> > "C:\\Users\\Sumatheja\\
>>>>>>> workingmemory.info");
>>>>>>> > FileOutputStream fos = new
>>>>>>> FileOutputStream(file);
>>>>>>> > ByteArrayOutputStream baos = new
>>>>>>> > ByteArrayOutputStream();
>>>>>>> > marshaller.marshall(baos, workingMemory);
>>>>>>> > baos.writeTo(fos);
>>>>>>> > baos.close();
>>>>>>> >
>>>>>>> > When I try to unmarshall the session using
>>>>>>> >
>>>>>>> > Marshaller marshaller = MarshallerFactory
>>>>>>> >
>>>>>>> .newMarshaller(workingMemory.getKnowledgeBase());
>>>>>>> > FileInputStream fis = new
>>>>>>> > FileInputStream("C:\\Users\\Sumatheja\\workingmemory.info");
>>>>>>> > workingMemory = marshaller.unmarshall(fis);
>>>>>>> >
>>>>>>> > I'm getting the Error:
>>>>>>> >
>>>>>>> >
>>>>>>> > java.lang.AbstractMethodError:
>>>>>>> >
>>>>>>> org.jbpm.marshalling.impl.ProcessMarshallerImpl.init(Lorg/drools/marshalling/impl/MarshallerReaderContext;)V
>>>>>>> > at
>>>>>>> >
>>>>>>> org.drools.marshalling.impl.PersisterHelper.buildRegistry(PersisterHelper.java:287)
>>>>>>> > at
>>>>>>> >
>>>>>>> org.drools.marshalling.impl.ProtobufInputMarshaller.loadAndParseSession(ProtobufInputMarshaller.java:219)
>>>>>>> > at
>>>>>>> >
>>>>>>> org.drools.marshalling.impl.ProtobufInputMarshaller.readSession(ProtobufInputMarshaller.java:152)
>>>>>>> > at
>>>>>>> >
>>>>>>> org.drools.marshalling.impl.ProtobufMarshaller.unmarshall(ProtobufMarshaller.java:117)
>>>>>>> > at
>>>>>>> >
>>>>>>> org.drools.marshalling.impl.ProtobufMarshaller.unmarshall(ProtobufMarshaller.java:86)
>>>>>>> > at
>>>>>>> >
>>>>>>> mattelli.re.ComplianceEngine.ComplianceRunService(ComplianceEngine.java:271)
>>>>>>> > at mattelli.re.ComplianceEngine.main(ComplianceEngine.java:84)
>>>>>>> >
>>>>>>> > No Idea what I'm missing out... any help will be appreciated...
>>>>>>> Thanks in
>>>>>>> > advance
>>>>>>> >
>>>>>>> >
>>>>>>> > --
>>>>>>> > cheers
>>>>>>> > Sumatheja Dasararaju
>>>>>>> >
>>>>>>> _______________________________________________
>>>>>>> rules-users mailing list
>>>>>>> rules-users at lists.jboss.org
>>>>>>> https://lists.jboss.org/mailman/listinfo/rules-users
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> cheers
>>>>>> Sumatheja Dasararaju
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> cheers
>>>>> Sumatheja Dasararaju
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> rules-users mailing list
>>>>> rules-users at lists.jboss.org
>>>>> https://lists.jboss.org/mailman/listinfo/rules-users
>>>>>
>>>>>
>>>> _______________________________________________
>>>> rules-users mailing list
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>>>>
>>>>
>>>
>>>
>>> --
>>> cheers
>>> Sumatheja Dasararaju
>>>
>>>
>>>
>>> _______________________________________________
>>> rules-users mailing list
>>> rules-users at lists.jboss.org
>>> https://lists.jboss.org/mailman/listinfo/rules-users
>>>
>>>
>>
>>
>> --
>> Edson Tirelli
>> JBoss Drools Core Development
>> JBoss by Red Hat @ www.jboss.com
>>
>> _______________________________________________
>> rules-users mailing list
>> rules-users at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/rules-users
>>
>>
>
>
> --
> cheers
> Sumatheja Dasararaju
>
>
>
--
cheers
Sumatheja Dasararaju
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