[rules-users] Still getting an EvalConditionNode ClassCastException
Edson Tirelli
tirelli at post.com
Tue Jul 20 23:09:39 EDT 2010
5.1 RC1 was tagged today. Since it is not a final release, it is not
recommended for production, but we definitively recommend you to try it out
and report if you have any problems so that it can be fixed before the final
release.
Edson
2010/7/20 Paul Ryan <pryan at infotrustgroup.com>
> We're only seeing it on a customer customization so I'm a little hesitant
> to put out the SNAPSHOT to them, I will try though. Do you know what the
> plan is for releasing 5.1.0 or at least a 5.1.0.M3?
>
>
> At the very least I'll try to make a test case I can get to repeat in dev.
>
> -- Paul Ryan
>
> On Jul 20, 2010, at 12:17 PM, Edson Tirelli wrote:
>
> Paul,
>
> Did you tried trunk?
>
> The source of this problem was not in the EvalNode class itself (that
> is why you mention the code is still there), but on the re-use of node ids,
> that determine the position of the node memory in the memory array. I fixed
> this in trunk a few weeks ago. Give it a try and let me know if you still
> see any problem, but I think it is everything fine now.
>
> https://jira.jboss.org/browse/JBRULES-2312
>
> Thanks,
> Edson
>
>
> 2010/7/20 Paul Ryan <pryan at infotrustgroup.com>
>
>> We're still getting a class cast exception for beta and eval memory
>> (exception below). It is a different location and the opposite direction of
>> the exception cast from JBRULES-1719.
>>
>> The rule we ran was:
>>
>> /**
>> * Load the smgl transform
>> */
>> rule "Load Transform"
>> when
>> $fact : ParametersFact(
>> doc != "dmodule",
>> $xml : xml != null,
>> noopResponse == true,
>>
>> eval(XPathUtil.selectElement($xml,"/*/transformLog//transform[name='s1000dv3']")==null),
>> flags['loadedS1000Dv3']!=true,
>>
>> eval(XPathUtil.selectElement($xml,"/*/transformLog//transform[name='detect']/results[result='text/xml']")!=null)
>> )
>> $importUtil : RuleImportUtil()
>> $model : EditionsRulesJobRunner(stop==false,interrupt==false)
>> then
>>
>> Vector<String> libraries = new Vector<String>();
>> libraries.add("lib");
>> String documentType = "dmodule";
>> String fragmentType = "dmodule";
>>
>>
>> $importUtil.importRules(kcontext,"transformCmd",documentType,fragmentType,libraries);
>> $fact.getFlags().put("loadedS1000Dv3",true);
>> end
>>
>> The thing of consequence here is the importRules call which modifies the
>> kcontext and acts as a dynamic include (e.g. it imports new rules).
>>
>> The exception received is:
>>
>> INFO | 2010/07/19 17:07:29 | jvm 1 | 2010-07-19 17:07:29,743 INFO
>> com.infotrustgroup.restless.server.ThreadedService:An exception was trapped
>> in com.infotrustgroup.jobs.services.auth.EditionsRulesJobRunner
>> INFO | 2010/07/19 17:07:29 | jvm 1 |
>> org.drools.runtime.rule.ConsequenceException: java.lang.ClassCastException:
>> org.drools.reteoo.BetaMemory cannot be cast to
>> org.drools.reteoo.EvalConditionNode$EvalMemory
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.runtime.rule.impl.DefaultConsequenceExceptionHandler.handleException(DefaultConsequenceExceptionHandler.java:23)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:943)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:885)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1086)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:660)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:627)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:183)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.rules.engine.RulesManager.runRules(RulesManager.java:363)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleFileUtil.runRules(RuleFileUtil.java:385)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleFileUtil.runRules(RuleFileUtil.java:349)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleRunner.run(RuleRunner.java:395)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleRunner.call(RuleRunner.java:193)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.jobs.services.auth.EditionsRulesJobRunner.runRules(EditionsRulesJobRunner.java:87)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> java.lang.reflect.Method.invoke(Method.java:597)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.restless.server.ThreadedService.runServiceMethod(ThreadedService.java:845)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | Caused by:
>> java.lang.ClassCastException: org.drools.reteoo.BetaMemory cannot be cast to
>> org.drools.reteoo.EvalConditionNode$EvalMemory
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.EvalConditionNode.retractLeftTuple(EvalConditionNode.java:199)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.ObjectTypeNode.retractObject(ObjectTypeNode.java:239)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.EntryPointNode.retractObject(EntryPointNode.java:195)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.update(AbstractWorkingMemory.java:1416)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.update(AbstractWorkingMemory.java:1350)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.impl.StatefulKnowledgeSessionImpl.update(StatefulKnowledgeSessionImpl.java:231)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.rules.engine.RulesManager$InnerPropertyChangeListener.propertyChange(RulesManager.java:467)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.collections.BoundMap.put(BoundMap.java:67)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.what.Rule_Load_ATAXML_Transform_0.consequence(Rule_Load_ATAXML_Transform_0.java:28)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.what.Rule_Load_ATAXML_Transform_0ConsequenceInvoker.evaluate(Rule_Load_ATAXML_Transform_0ConsequenceInvoker.java:28)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:934)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | ... 16 more
>> INFO | 2010/07/19 17:07:29 | jvm 1 |
>> org.drools.runtime.rule.ConsequenceException: java.lang.ClassCastException:
>> org.drools.reteoo.BetaMemory cannot be cast to
>> org.drools.reteoo.EvalConditionNode$EvalMemory
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.runtime.rule.impl.DefaultConsequenceExceptionHandler.handleException(DefaultConsequenceExceptionHandler.java:23)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:943)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:885)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1086)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:660)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:627)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:183)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.rules.engine.RulesManager.runRules(RulesManager.java:363)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleFileUtil.runRules(RuleFileUtil.java:385)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleFileUtil.runRules(RuleFileUtil.java:349)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleRunner.run(RuleRunner.java:395)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleRunner.call(RuleRunner.java:193)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.jobs.services.auth.EditionsRulesJobRunner.runRules(EditionsRulesJobRunner.java:87)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> java.lang.reflect.Method.invoke(Method.java:597)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.restless.server.ThreadedService.runServiceMethod(ThreadedService.java:845)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | Caused by:
>> java.lang.ClassCastException: org.drools.reteoo.BetaMemory cannot be cast to
>> org.drools.reteoo.EvalConditionNode$EvalMemory
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.EvalConditionNode.retractLeftTuple(EvalConditionNode.java:199)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.ObjectTypeNode.retractObject(ObjectTypeNode.java:239)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.EntryPointNode.retractObject(EntryPointNode.java:195)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.update(AbstractWorkingMemory.java:1416)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.update(AbstractWorkingMemory.java:1350)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.impl.StatefulKnowledgeSessionImpl.update(StatefulKnowledgeSessionImpl.java:231)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.rules.engine.RulesManager$InnerPropertyChangeListener.propertyChange(RulesManager.java:467)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.collections.BoundMap.put(BoundMap.java:67)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.what.Rule_Load_ATAXML_Transform_0.consequence(Rule_Load_ATAXML_Transform_0.java:28)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.what.Rule_Load_ATAXML_Transform_0ConsequenceInvoker.evaluate(Rule_Load_ATAXML_Transform_0ConsequenceInvoker.java:28)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:934)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | ... 16 more
>> INFO | 2010/07/19 17:07:29 | jvm 1 | 2010-07-19 17:07:29,759 FATAL
>> com.infotrustgroup.jobs.services.auth.EditionsRulesJobRunner:Worker service
>> threw an unexpected exception.
>> INFO | 2010/07/19 17:07:29 | jvm 1 |
>> org.drools.runtime.rule.ConsequenceException: java.lang.ClassCastException:
>> org.drools.reteoo.BetaMemory cannot be cast to
>> org.drools.reteoo.EvalConditionNode$EvalMemory
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.runtime.rule.impl.DefaultConsequenceExceptionHandler.handleException(DefaultConsequenceExceptionHandler.java:23)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:943)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:885)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1086)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:660)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:627)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:183)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.rules.engine.RulesManager.runRules(RulesManager.java:363)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleFileUtil.runRules(RuleFileUtil.java:385)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleFileUtil.runRules(RuleFileUtil.java:349)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleRunner.run(RuleRunner.java:395)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.rules.RuleRunner.call(RuleRunner.java:193)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.jobs.services.auth.EditionsRulesJobRunner.runRules(EditionsRulesJobRunner.java:87)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | Caused by:
>> java.lang.ClassCastException: org.drools.reteoo.BetaMemory cannot be cast to
>> org.drools.reteoo.EvalConditionNode$EvalMemory
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.EvalConditionNode.retractLeftTuple(EvalConditionNode.java:199)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.ObjectTypeNode.retractObject(ObjectTypeNode.java:239)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.reteoo.EntryPointNode.retractObject(EntryPointNode.java:195)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.update(AbstractWorkingMemory.java:1416)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.AbstractWorkingMemory.update(AbstractWorkingMemory.java:1350)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.impl.StatefulKnowledgeSessionImpl.update(StatefulKnowledgeSessionImpl.java:231)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.rules.engine.RulesManager$InnerPropertyChangeListener.propertyChange(RulesManager.java:467)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.util.collections.BoundMap.put(BoundMap.java:67)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.what.Rule_Load_ATAXML_Transform_0.consequence(Rule_Load_ATAXML_Transform_0.java:28)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> com.infotrustgroup.what.Rule_Load_ATAXML_Transform_0ConsequenceInvoker.evaluate(Rule_Load_ATAXML_Transform_0ConsequenceInvoker.java:28)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | at
>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:934)
>> INFO | 2010/07/19 17:07:29 | jvm 1 | ... 11 more
>>
>> Point of speculation:
>>
>> When looking at the latest code on trunk I would believe this is not fixed
>> as the line pointed to here has not changed (the place where this line
>> exists has changed but not the code see fisheye at
>> http://fisheye.jboss.org/browse/JBossRules/trunk/drools-core/src/main/java/org/drools/reteoo/EvalConditionNode.java?r1=23650&r2=34068&u=20 and
>> where the lefthand side was 199 for 5.0.1 it is still the same code in the
>> latest svn revision (now line 229).
>> -- Paul Ryan
>>
>>
>> _______________________________________________
>> 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
>
>
>
> _______________________________________________
> 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
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