[esb-issues] [JBoss JIRA] (JBESB-3914) RuleAgent with Jboss ESB not working--RuleAgent could not get the RuleBase: null

madhumita Bhattacharya (JIRA) jira-events at lists.jboss.org
Mon Apr 1 11:26:41 EDT 2013 

madhumita Bhattacharya created JBESB-3914:
---------------------------------------------

             Summary: RuleAgent with Jboss ESB not working--RuleAgent could not get the RuleBase: null
                 Key: JBESB-3914
                 URL: https://issues.jboss.org/browse/JBESB-3914
             Project: JBoss ESB
          Issue Type: Bug
      Security Level: Public (Everyone can see)
          Components: Content Based Routing
    Affects Versions: 4.12
         Environment: Windows7
            Reporter: madhumita Bhattacharya


When a Drule rule is imported into BRMS, it creates subsequent package & Technical rules on BRMS. Required Class files are imported as jar into Model .This technical rule is assigned to a newly created Category and It is validated,built & package snapshot is created.
When this rule is invoked via Jboss esb using ChangeSet.xml & BusinessRulesProcessor It throws the following error:



java.lang.RuntimeException: KnowledgeAgent exception while trying to deserialize KnowledgeDefinitionsPackage  
	at org.drools.agent.impl.KnowledgeAgentImpl.createPackageFromResource(KnowledgeAgentImpl.java:743)
	at org.drools.agent.impl.KnowledgeAgentImpl.addResourcesToKnowledgeBase(KnowledgeAgentImpl.java:1002)
	at org.drools.agent.impl.KnowledgeAgentImpl.rebuildResources(KnowledgeAgentImpl.java:785)
	at org.drools.agent.impl.KnowledgeAgentImpl.buildKnowledgeBase(KnowledgeAgentImpl.java:657)
	at org.drools.agent.impl.KnowledgeAgentImpl.applyChangeSet(KnowledgeAgentImpl.java:190)
	at org.jboss.internal.soa.esb.services.rules.DroolsRuleBaseHelper.createRuleAgent(DroolsRuleBaseHelper.java:231)
	at org.jboss.internal.soa.esb.services.rules.DroolsRuleService.getRuleBaseStateForRuleAgent(DroolsRuleService.java:333)
	at org.jboss.internal.soa.esb.services.rules.DroolsRuleService.executeStatefulRulesFromRuleAgent(DroolsRuleService.java:166)
	at org.jboss.internal.soa.esb.services.rules.RuleServiceCallHelper.executeStateful(RuleServiceCallHelper.java:337)
	at org.jboss.internal.soa.esb.services.rules.RuleServiceCallHelper.executeRulesService(RuleServiceCallHelper.java:279)
	at org.jboss.soa.esb.actions.BusinessRulesProcessor.executeRulesService(BusinessRulesProcessor.java:145)
	at org.jboss.soa.esb.actions.BusinessRulesProcessor.process(BusinessRulesProcessor.java:126)
	at org.jboss.soa.esb.listeners.message.ActionProcessingPipeline.processPipeline(ActionProcessingPipeline.java:649)
	at org.jboss.soa.esb.listeners.message.ActionProcessingPipeline.processPipeline(ActionProcessingPipeline.java:603)
	at org.jboss.soa.esb.listeners.message.ActionProcessingPipeline.process(ActionProcessingPipeline.java:433)
	at org.jboss.soa.esb.listeners.message.MessageAwareListener$TransactionalRunner.run(MessageAwareListener.java:550)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.NullPointerException
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1857)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
	at org.drools.rule.DialectRuntimeRegistry.readExternal(DialectRuntimeRegistry.java:59)
	at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
	at org.drools.rule.Package.readExternal(Package.java:191)
	at java.io.ObjectInputStream.readExternalData(ObjectInputStream.java:1792)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1751)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1667)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1323)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
	at org.drools.core.util.DroolsStreamUtils.streamIn(DroolsStreamUtils.java:205)
	at org.drools.core.util.DroolsStreamUtils.streamIn(DroolsStreamUtils.java:174)
	at org.drools.agent.impl.KnowledgeAgentImpl.createPackageFromResource(KnowledgeAgentImpl.java:732)
	... 18 more
16:42:30,147 ERROR [DroolsRuleService] RuleAgent could not get the RuleBase: null
java.lang.NullPointerException
	at org.drools.impl.KnowledgeBaseImpl.addKnowledgePackages(KnowledgeBaseImpl.java:147)
	at org.drools.agent.impl.KnowledgeAgentImpl.addResourcesToKnowledgeBase(KnowledgeAgentImpl.java:1016)
	at org.drools.agent.impl.KnowledgeAgentImpl.rebuildResources(KnowledgeAgentImpl.java:785)
	at org.drools.agent.impl.KnowledgeAgentImpl.buildKnowledgeBase(KnowledgeAgentImpl.java:657)
	at org.drools.agent.impl.KnowledgeAgentImpl.applyChangeSet(KnowledgeAgentImpl.java:190)
	at org.jboss.internal.soa.esb.services.rules.DroolsRuleBaseHelper.createRuleAgent(DroolsRuleBaseHelper.java:231)
	at org.jboss.internal.soa.esb.services.rules.DroolsRuleService.getRuleBaseStateForRuleAgent(DroolsRuleService.java:333)
	at org.jboss.internal.soa.esb.services.rules.DroolsRuleService.executeStatefulRulesFromRuleAgent(DroolsRuleService.java:166)
	at org.jboss.internal.soa.esb.services.rules.RuleServiceCallHelper.executeStateful(RuleServiceCallHelper.java:337)
	at org.jboss.internal.soa.esb.services.rules.RuleServiceCallHelper.executeRulesService(RuleServiceCallHelper.java:279)
	at org.jboss.soa.esb.actions.BusinessRulesProcessor.executeRulesService(BusinessRulesProcessor.java:145)
	at org.jboss.soa.esb.actions.BusinessRulesProcessor.process(BusinessRulesProcessor.java:126)
	at org.jboss.soa.esb.listeners.message.ActionProcessingPipeline.processPipeline(ActionProcessingPipeline.java:649)
	at org.jboss.soa.esb.listeners.message.ActionProcessingPipeline.processPipeline(ActionProcessingPipeline.java:603)
	at org.jboss.soa.esb.listeners.message.ActionProcessingPipeline.process(ActionProcessingPipeline.java:433)
	at org.jboss.soa.esb.listeners.message.MessageAwareListener$TransactionalRunner.run(MessageAwareListener.java:550)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
	at java.lang.Thread.run(Thread.java:619)
16:42:30,147 WARN  [ActionProcessingPipeline] No fault address defined for fault message! To: JMSEpr [ PortReference < <wsa:Address jms:localhost:1099#queue/quickstart_Business_Rules_RuleAgent_Request_ESB/>, <wsa:ReferenceProperties jbossesb:java.naming.factory.initial : org.jnp.interfaces.NamingContextFactory/>, <wsa:ReferenceProperties jbossesb:java.naming.provider.url : localhost:1099/>, <wsa:ReferenceProperties jbossesb:java.naming.factory.url.pkgs : org.jnp.interfaces/>, <wsa:ReferenceProperties jbossesb:destination-type : queue/>, <wsa:ReferenceProperties jbossesb:destination-name : queue/quickstart_Business_Rules_RuleAgent_Request_ESB/>, <wsa:ReferenceProperties jbossesb:specification-version : 1.1/>, <wsa:ReferenceProperties jbossesb:connection-factory : ConnectionFactory/>, <wsa:ReferenceProperties jbossesb:persistent : true/>, <wsa:ReferenceProperties jbossesb:acknowledge-mode : AUTO_ACKNOWLEDGE/>, <wsa:ReferenceProperties jbossesb:transacted : false/>, <wsa:ReferenceProperties jbossesb:type : urn:jboss/esb/epr/type/jms/> > ] MessageID: bf9118b5-803c-4565-8d2e-293d530eb79a RelatesTo: jms:correlationID#bf9118b5-803c-4565-8d2e-293d530eb79a
16:42:30,147 INFO  [InquiryHelper] uddi:juddi.apache.org:e3958d41-9e6b-44a8-8c5c-8172d22675e7 is modified Fri Mar 29 16:22:05 IST 2013 1364554325147

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