[jboss-jira] [JBoss JIRA] (JBRULES-3695) OSGI Drools initialization failure: ExecutorProviderImpl not found

[Jaroslav Pullmann (JIRA)]

Jaroslav Pullmann created JBRULES-3695:
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             Summary: OSGI Drools initialization failure: ExecutorProviderImpl not found
                 Key: JBRULES-3695
                 URL: https://issues.jboss.org/browse/JBRULES-3695
             Project: Drools
          Issue Type: Bug
      Security Level: Public (Everyone can see)
          Components: drools-core  (expert)
    Affects Versions: 5.5.0.Final
            Reporter: Jaroslav Pullmann
            Assignee: Mark Proctor


The following exception occurs if a rule containing a sliding time window pattern was retracted and asserted / updated again (see attached example).
This is a common scenario in our AAL system, where users repeatedly generate and update rules (via a web GUI). 


java.lang.ClassCastException: org.drools.reteoo.WindowTupleList cannot be cast to org.drools.common.InternalFactHandle
	at org.drools.reteoo.WindowNode.updateSink(WindowNode.java:301)
	at org.drools.reteoo.BetaNode.attach(BetaNode.java:408)
	at org.drools.reteoo.builder.BuildUtils.attachNode(BuildUtils.java:145)
	at org.drools.reteoo.builder.GroupElementBuilder$NotBuilder.build(GroupElementBuilder.java:261)
	at org.drools.reteoo.builder.GroupElementBuilder.build(GroupElementBuilder.java:70)
	at org.drools.reteoo.builder.GroupElementBuilder$AndBuilder.build(GroupElementBuilder.java:112)
	at org.drools.reteoo.builder.GroupElementBuilder.build(GroupElementBuilder.java:70)
	at org.drools.reteoo.builder.ReteooRuleBuilder.addSubRule(ReteooRuleBuilder.java:161)
	at org.drools.reteoo.builder.ReteooRuleBuilder.addRule(ReteooRuleBuilder.java:134)
	at org.drools.reteoo.ReteooBuilder.addRule(ReteooBuilder.java:113)
	at org.drools.reteoo.ReteooRuleBase.addRule(ReteooRuleBase.java:445)
	at org.drools.common.AbstractRuleBase.addRule(AbstractRuleBase.java:952)
	at org.drools.common.AbstractRuleBase.addPackages(AbstractRuleBase.java:629)
	at org.drools.reteoo.ReteooRuleBase.addPackages(ReteooRuleBase.java:472)
	at org.drools.impl.KnowledgeBaseImpl.addKnowledgePackages(KnowledgeBaseImpl.java:149)


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