[jboss-jira] [JBoss JIRA] (DROOLS-4534) ClassCastException using accumulate max in executable model

[Luca Molteni (Jira)]

     [ https://issues.jboss.org/browse/DROOLS-4534?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Luca Molteni updated DROOLS-4534:
---------------------------------
    Tester: Tibor Zimanyi


> ClassCastException using accumulate max in executable model
> -----------------------------------------------------------
>
>                 Key: DROOLS-4534
>                 URL: https://issues.jboss.org/browse/DROOLS-4534
>             Project: Drools
>          Issue Type: Bug
>          Components: core engine, executable model
>    Affects Versions: 7.26.0.Final
>            Reporter: Martin Weiler
>            Assignee: Luca Molteni
>            Priority: Major
>
> A rule containing the following accumulate constraint:
> {noformat}
>   $max1 : Number() from accumulate(
>     StockTick($time : getTimeFieldAsDate());
>     max($time.getTime()))
> {noformat}
> is successfully compiled using the executable model, but fails at runtime:
> {noformat}
> java.lang.RuntimeException: java.lang.ClassCastException: java.util.Date cannot be cast to java.lang.Long
> 	at org.drools.core.rule.SingleAccumulate.accumulate(SingleAccumulate.java:105)
> 	at org.drools.core.phreak.PhreakAccumulateNode.addMatch(PhreakAccumulateNode.java:750)
> 	at org.drools.core.phreak.PhreakAccumulateNode.doLeftInserts(PhreakAccumulateNode.java:168)
> 	at org.drools.core.phreak.PhreakAccumulateNode.doNode(PhreakAccumulateNode.java:89)
> 	at org.drools.core.phreak.RuleNetworkEvaluator.switchOnDoBetaNode(RuleNetworkEvaluator.java:581)
> 	at org.drools.core.phreak.RuleNetworkEvaluator.evalBetaNode(RuleNetworkEvaluator.java:552)
> 	at org.drools.core.phreak.RuleNetworkEvaluator.evalNode(RuleNetworkEvaluator.java:379)
> 	at org.drools.core.phreak.RuleNetworkEvaluator.innerEval(RuleNetworkEvaluator.java:339)
> 	at org.drools.core.phreak.RuleNetworkEvaluator.outerEval(RuleNetworkEvaluator.java:175)
> 	at org.drools.core.phreak.RuleNetworkEvaluator.evaluateNetwork(RuleNetworkEvaluator.java:133)
> 	at org.drools.core.phreak.RuleExecutor.reEvaluateNetwork(RuleExecutor.java:213)
> 	at org.drools.core.phreak.RuleExecutor.evaluateNetworkAndFire(RuleExecutor.java:88)
> 	at org.drools.core.concurrent.AbstractRuleEvaluator.internalEvaluateAndFire(AbstractRuleEvaluator.java:34)
> 	at org.drools.core.concurrent.SequentialRuleEvaluator.evaluateAndFire(SequentialRuleEvaluator.java:43)
> 	at org.drools.core.common.DefaultAgenda.fireLoop(DefaultAgenda.java:1062)
> 	at org.drools.core.common.DefaultAgenda.internalFireAllRules(DefaultAgenda.java:1009)
> 	at org.drools.core.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1001)
> 	at org.drools.core.impl.StatefulKnowledgeSessionImpl.internalFireAllRules(StatefulKnowledgeSessionImpl.java:1330)
> 	at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1321)
> 	at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1305)
> 	at org.drools.modelcompiler.CompilerTest.testAccumulateWithMax(CompilerTest.java:2006)
> {noformat}



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