Hi,<br>Did you do something like:<br>declare EligibleAlert<br> @role(event)<br>end<br><br>in your DRL? <br>you need to declare which facts are events.<br><br><div class="gmail_quote">2009/11/9 Chetan Mahadev <span dir="ltr"><<a href="mailto:mahadev.chetan@gmail.com">mahadev.chetan@gmail.com</a>></span><br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><br>Hi I am getting the following error while inserting into the entrypoint.<br><br>rule "Check if EligibleAlert is an Signature Event"<br>
agenda-group "enrichment"<br>auto-focus true<br><br>no-loop true<br>
when<br> $list : EventSignatureList();<br> $p : EligibleAlert($a : alert, $a.eventSignatureProcessingStatus!="TRUE" );<br> eval((ifMatchesSyslog($list.getAllSyslogMnemonics(), $a)!=null) )<br><br>then<br>
try{<br> WorkingMemoryEntryPoint eventsignaturestream = drools.getEntryPoint("EVENT SIGNATURE STREAM") ;<br> eventsignaturestream.insert($p);<br> } catch(Exception e)<br>
{<br> log.error("[EventSignatureRules] - exception in Check if EligibleAlert is an Signature Event alert[ids=" + $p.getAlert().getId() + "][error:" + e.toString() + "]");<br>
}<br>end<br><br>And I am creating the session this way:<br><b><br> knowledgeBaseConfig = KnowledgeBaseFactory.newKnowledgeBaseConfiguration();<br> knowledgeBaseConfig.setOption( EventProcessingOption.STREAM );<br>
kBase = KnowledgeBaseFactory.newKnowledgeBase( knowledgeBaseConfig );<br> <br><br> kBase.addKnowledgePackages(knowledgeBuilder.getKnowledgePackages());<br> <br> <br> KnowledgeSessionConfiguration knowledgeSessionConfig = KnowledgeBaseFactory.newKnowledgeSessionConfiguration();<br>
((SessionConfiguration) knowledgeSessionConfig).setClockType( ClockType.REALTIME_CLOCK );<br> kBase.newStatefulKnowledgeSession(knowledgeSessionConfig,null);</b><br><br><br>I get the Following error when my rule fires:<br>
<br>2009-11-09 15:02:00,675 FATAL pool-2-thread-1 LogStream - java.lang.ClassCastException: org.drools.common.DefaultFactHandle cannot be cast to org.drools.common.EventFactHandle<br>2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.base.evaluators.AfterEvaluatorDefinition$AfterEvaluator.evaluateCachedRight(AfterEvaluatorDefinition.java:321)<br>
2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.rule.VariableRestriction.isAllowedCachedRight(VariableRestriction.java:116)<br>2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.rule.VariableConstraint.isAllowedCachedRight(VariableConstraint.java:112)<br>
2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.common.DefaultBetaConstraints.isAllowedCachedRight(DefaultBetaConstraints.java:200)<br>2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.reteoo.JoinNode.assertObject(JoinNode.java:172)<br>
2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:42)<br>2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.reteoo.PropagationQueuingNode$AssertAction.execute(PropagationQueuingNode.java:326)<br>
2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.reteoo.PropagationQueuingNode.propagateActions(PropagationQueuingNode.java:221)<br>2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.reteoo.PropagationQueuingNode$PropagateAction.execute(PropagationQueuingNode.java:394)<br>
2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:1486)<br>2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:158)<br>
2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:122)<br>2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:80)<br>
2009-11-09 15:02:00,676 FATAL pool-2-thread-1 LogStream - at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:28)<br>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)<br>
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)<br>
<br>Pls help!<br><br><br>Regds<br><font color="#888888">Chetan<br>
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