Re: [rules-users] Fusion [Error]- java.lang.ClassCastException: org.drools.common.DefaultFactHandle cannot be cast to org.drools.common.EventFactHandle

Hi, Did you do something like: declare EligibleAlert @role(event) end in your DRL? you need to declare which facts are events. 2009/11/9 Chetan Mahadev <mahadev.chetan(a)gmail.com&gt; > > Hi I am getting the following error while inserting into the entrypoint. > > rule "Check if EligibleAlert is an Signature Event" > agenda-group "enrichment" > auto-focus true > > no-loop true > when > $list : EventSignatureList(); > $p : EligibleAlert($a : alert, > $a.eventSignatureProcessingStatus!="TRUE" ); > eval((ifMatchesSyslog($list.getAllSyslogMnemonics(), $a)!=null) ) > > then > try{ > WorkingMemoryEntryPoint eventsignaturestream = > drools.getEntryPoint("EVENT SIGNATURE STREAM") ; > eventsignaturestream.insert($p); > } catch(Exception e) > { > log.error("[EventSignatureRules] - exception in Check if > EligibleAlert is an Signature Event alert[ids=" + $p.getAlert().getId() + > "][error:" + e.toString() + "]"); > } > end > > And I am creating the session this way: > * > knowledgeBaseConfig = > KnowledgeBaseFactory.newKnowledgeBaseConfiguration(); > knowledgeBaseConfig.setOption( EventProcessingOption.STREAM ); > kBase = KnowledgeBaseFactory.newKnowledgeBase( knowledgeBaseConfig > ); > > > > kBase.addKnowledgePackages(knowledgeBuilder.getKnowledgePackages()); > > > KnowledgeSessionConfiguration knowledgeSessionConfig = > KnowledgeBaseFactory.newKnowledgeSessionConfiguration(); > ((SessionConfiguration) knowledgeSessionConfig).setClockType( > ClockType.REALTIME_CLOCK ); > kBase.newStatefulKnowledgeSession(knowledgeSessionConfig,null); > * > > > I get the Following error when my rule fires: > > 2009-11-09 15:02:00,675 FATAL pool-2-thread-1 LogStream - > java.lang.ClassCastException: org.drools.common.DefaultFactHandle cannot be > cast to org.drools.common.EventFactHandle > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.base.evaluators.AfterEvaluatorDefinition$AfterEvaluator.evaluateCachedRight(AfterEvaluatorDefinition.java:321) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.rule.VariableRestriction.isAllowedCachedRight(VariableRestriction.java:116) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.rule.VariableConstraint.isAllowedCachedRight(VariableConstraint.java:112) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.common.DefaultBetaConstraints.isAllowedCachedRight(DefaultBetaConstraints.java:200) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.reteoo.JoinNode.assertObject(JoinNode.java:172) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:42) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.reteoo.PropagationQueuingNode$AssertAction.execute(PropagationQueuingNode.java:326) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.reteoo.PropagationQueuingNode.propagateActions(PropagationQueuingNode.java:221) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.reteoo.PropagationQueuingNode$PropagateAction.execute(PropagationQueuingNode.java:394) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:1486) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:158) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:122) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:80) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:28) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > pnoc.alertProcessor.Rule_Check_if_EligibleAlert_is_an_Signature_Event_0.consequence(Rule_Check_if_EligibleAlert_is_an_Signature_Event_0.java:16) > 2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at > pnoc.alertProcessor.Rule_Check_if_EligibleAlert_is_an_Signature_Event_0ConsequenceInvoker.evaluate(Rule_Check_if_EligibleAlert_is_an_Signature_Event_0ConsequenceInvoker.java:24) > > Pls help! > > > Regds > Chetan > > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > > -- - http://salaboy.wordpress.com - http://www.jbug.com.ar - Salatino "Salaboy" Mauricio - _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users