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

Hi Mauricio,, I have already declared it as an event.... as shown below... yet it cribs.... declare EligibleAlert @role( event ) // @expires(90s) end rule "Check if EligibleAlert is an Signature Event" agenda-group "enrichment" auto-focus true //salience 100 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 2009/11/9 Mauricio Salatino <salaboy(a)gmail.com&gt; 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 > > _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users