[jboss-jira] [JBoss JIRA] (DROOLS-1368) Property reactive KieSession.update(fh, h, propName) fails in polymorfic case with "Unknown property"

[Mario Fusco (JIRA)]

     [ https://issues.jboss.org/browse/DROOLS-1368?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mario Fusco resolved DROOLS-1368.
---------------------------------
    Fix Version/s: 7.0.0.Beta4
       Resolution: Done


Fixed by https://github.com/droolsjbpm/drools/commit/3d3f42727

> Property reactive KieSession.update(fh, h, propName) fails in polymorfic case with "Unknown property"
> -----------------------------------------------------------------------------------------------------
>
>                 Key: DROOLS-1368
>                 URL: https://issues.jboss.org/browse/DROOLS-1368
>             Project: Drools
>          Issue Type: Bug
>          Components: core engine
>            Reporter: Geoffrey De Smet
>            Assignee: Mario Fusco
>            Priority: Critical
>             Fix For: 7.0.0.Beta4
>
>         Attachments: Drools1368Test.java
>
>
> I call 
> {code}
> kieSession.update(factHandle, entity, variableName);
> {code}
> with entity being an instance of LeadingExam, which extends Exam, which extends AbstractPersistable.
> AbstractPersistable has setId(...).
> Exam has setTopic(...), setRoom(...).
> LeadingExam has setPeriod(...).
> I get this:
> {code}
> java.lang.RuntimeException: Unknown property: period
> 	at org.drools.core.reteoo.PropertySpecificUtil.setPropertyOnMask(PropertySpecificUtil.java:102)
> 	at org.drools.core.reteoo.PropertySpecificUtil.calculatePatternMask(PropertySpecificUtil.java:94)
> 	at org.drools.core.reteoo.PropertySpecificUtil.calculatePositiveMask(PropertySpecificUtil.java:65)
> 	at org.drools.core.common.NamedEntryPoint.update(NamedEntryPoint.java:313)
> 	at org.drools.core.impl.StatefulKnowledgeSessionImpl.update(StatefulKnowledgeSessionImpl.java:1605)
> 	at org.optaplanner.core.impl.score.director.drools.DroolsScoreDirector.update(DroolsScoreDirector.java:169)
> 	at org.optaplanner.core.impl.score.director.drools.DroolsScoreDirector.afterVariableChanged(DroolsScoreDirector.java:156)
> 	at org.optaplanner.core.impl.heuristic.selector.move.generic.ChangeMove.doMoveOnGenuineVariables(ChangeMove.java:75)
> 	at org.optaplanner.core.impl.heuristic.move.AbstractMove.doMove(AbstractMove.java:34)
> 	at org.optaplanner.core.impl.heuristic.move.CompositeMove.doMove(CompositeMove.java:110)
> 	at org.optaplanner.core.impl.constructionheuristic.decider.ConstructionHeuristicDecider.doMove(ConstructionHeuristicDecider.java:125)
> 	at org.optaplanner.core.impl.constructionheuristic.decider.ConstructionHeuristicDecider.decideNextStep(ConstructionHeuristicDecider.java:98)
> 	at org.optaplanner.core.impl.constructionheuristic.DefaultConstructionHeuristicPhase.solve(DefaultConstructionHeuristicPhase.java:74)
> 	at org.optaplanner.core.impl.solver.AbstractSolver.runPhases(AbstractSolver.java:87)
> 	at org.optaplanner.core.impl.solver.DefaultSolver.solve(DefaultSolver.java:160)
> 	at org.optaplanner.examples.common.app.SolverPerformanceTest.runSpeedTest(SolverPerformanceTest.java:65)
> 	at org.optaplanner.examples.examination.app.ExaminationPerformanceTest.solveComp_set5FastAssert(ExaminationPerformanceTest.java:52)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:498)
> 	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
> 	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> 	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> 	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> 	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:298)
> 	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:292)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at java.lang.Thread.run(Thread.java:745)
> {code}
> Debugging PropertySpecificUtil shows that settableProperties include "id", "room", "topic", but not "period". 
> Note that there is also FollowingExam which also extends Exam.
> FollowingExam also has setPeriod(...).



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