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  1. Drools
  2. DROOLS-7366

str operator with bind variable fails after mvel jitting

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Details

    • Bug
    • Resolution: Done
    • Major
    • 8.29.0.Final
    • 7.67.0.Final
    • core engine
    • None
    • 2023 Week 09-11 (from Feb 27)
    • 1
    • NEW
    • NEW
    • ---
    • ---

    Description

      Issue Description:

      With non-exec-mode, 

      when
  $fact : Fact( $s: name, $s str[startsWith] "1" )

      fails with

      org.drools.mvel.ConstraintEvaluationException: Error evaluating constraint '$s.startsWith("1")' in [Rule "rule_check_startsWith", "rule_str_startsWith_NG" in /home/tkobayas/usr/work/03455865/reproducer-startsWith/kjar/target/classes/com/example/reproducer/Sample.drl]
	at org.drools.mvel.MVELConstraint.evaluate(MVELConstraint.java:286)
	at org.drools.mvel.MVELConstraint.isAllowed(MVELConstraint.java:234)
	at org.drools.core.reteoo.AlphaNode.assertObject(AlphaNode.java:134)
	at org.drools.core.reteoo.CompositeObjectSinkAdapter.doPropagateAssertObject(CompositeObjectSinkAdapter.java:742)
	at org.drools.core.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:595)
	at org.drools.core.reteoo.ObjectTypeNode.propagateAssert(ObjectTypeNode.java:297)
	at org.drools.core.phreak.PropagationEntry$Insert.propagate(PropagationEntry.java:162)
	at org.drools.core.phreak.PropagationEntry$Insert.execute(PropagationEntry.java:167)
	at org.drools.core.phreak.SynchronizedPropagationList.flush(SynchronizedPropagationList.java:100)
	at org.drools.core.phreak.SynchronizedPropagationList.flush(SynchronizedPropagationList.java:95)
	at org.drools.core.common.DefaultAgenda.fireLoop(DefaultAgenda.java:853)
	at org.drools.core.common.DefaultAgenda.internalFireAllRules(DefaultAgenda.java:816)
	at org.drools.core.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:808)
	at org.drools.core.impl.StatefulKnowledgeSessionImpl.internalFireAllRules(StatefulKnowledgeSessionImpl.java:1341)
	at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1332)
	at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1316)
	at com.example.reproducer.DroolsTest.main(DroolsTest.java:36)
Caused by: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at org.drools.core.base.EvaluatorWrapper.getFactHandle(EvaluatorWrapper.java:260)
	at org.drools.core.base.EvaluatorWrapper.loadHandles(EvaluatorWrapper.java:219)
	at org.drools.core.rule.constraint.EvaluatorHelper.initOperators(EvaluatorHelper.java:54)
	at ConditionEvaluator07e2037787b947faa23bf9d2cd0c8ae7.evaluate(Unknown Source)
	at org.drools.mvel.MVELConstraint.evaluate(MVELConstraint.java:284)

      after mvel jitting (by default, evaluated 20 times).

      Acceptance Criteria:

      Fix the exception. Return the same result as non-jitting.

      exec-model doesn't have this issue.

      Attachments

        Issue Links

          is cloned by

          Bug - A problem that impairs or prevents the functions of the product. RHDM-1965 str operator with bind variable fails after mvel jitting

          • Major - To be worked after higher priority work items are addressed. When the severity is high and the effort to change it is low to moderate, this term is chosen. Issues in this category likely have an existing workaround but implementation or execution may be non-trivial.
          • Closed
          relates to

          Bug - A problem that impairs or prevents the functions of the product. DROOLS-6983 Facing issues After upgrading drools version from 7.44.0.Final to 7.64.0.Final and 7.57.0.Final

          • Blocker - To be worked above all other priorities. This term is chosen when the severity of the issue is very high, has no workaround, or the effort for the change is comparatively low. Issues that may be very publicly visible and could generate significant media attention may also drive a higher priority.
          • Resolved

          Bug - A problem that impairs or prevents the functions of the product. DROOLS-6925 ArrayIndexOutOfBoundsException coming from EvaluatorWrapper

          • Major - To be worked after higher priority work items are addressed. When the severity is high and the effort to change it is low to moderate, this term is chosen. Issues in this category likely have an existing workaround but implementation or execution may be non-trivial.
          • Closed

          Activity

            People

              rhn-support-tkobayas Toshiya Kobayashi
              rhn-support-tkobayas Toshiya Kobayashi
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              Dates

                Created:
                Updated:
                Resolved: