[jboss-jira] [JBoss JIRA] Created: (JBRULES-1142) nested accessors on the lhs of the memberOf (or not memberOf) operator lead to an exception
nested accessors on the lhs of the memberOf (or not memberOf) operator lead to an
exception
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Key: JBRULES-1142
URL: http://jira.jboss.com/jira/browse/JBRULES-1142
Project: JBoss Rules
Issue Type: Bug
Security Level: Public (Everyone can see)
Affects Versions: 4.0.0.GA
Environment: Windows XP, Java 1.5, Drools 4.0.0.GA
Reporter: andreas kinell
Assigned To: Mark Proctor
nested accessors on the lhs of the memberOf (or not memberOf) operator lead to an
exception:
business logic (pseudocode):
class Position {
private Instrument instrument;
}
class Instrument {
private Currency currency;
}
with getters and setters.
rule:
$collection : Collection()
$position : Position(instrument.currency not memberOf $collection)
exception:
org.drools.RuntimeDroolsException: Exception executing predicate
org.drools.base.mvel.MVELPredicateExpression@1f99eea
at org.drools.rule.PredicateConstraint.isAllowedCachedLeft(PredicateConstraint.java:212)
at
org.drools.common.SingleBetaConstraints.isAllowedCachedLeft(SingleBetaConstraints.java:110)
at org.drools.reteoo.JoinNode.assertTuple(JoinNode.java:119)
at
org.drools.reteoo.SingleTupleSinkAdapter.propagateAssertTuple(SingleTupleSinkAdapter.java:20)
at org.drools.reteoo.JoinNode.assertObject(JoinNode.java:162)
at
org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:317)
at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:168)
at org.drools.reteoo.Rete.assertObject(Rete.java:168)
at org.drools.reteoo.ReteooRuleBase.assertObject(ReteooRuleBase.java:190)
at org.drools.reteoo.ReteooWorkingMemory.doInsert(ReteooWorkingMemory.java:70)
at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:848)
at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:822)
at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:623)
at test.RuleTest.testRuleEngine1(RuleTest.java:99)
Caused by: java.lang.ClassCastException: test.Currency
at
org.drools.base.mvel.MVELPredicateExpression.evaluate(MVELPredicateExpression.java:36)
at org.drools.rule.PredicateConstraint.isAllowedCachedLeft(PredicateConstraint.java:206)
... 33 more
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