[jboss-jira] [JBoss JIRA] (DROOLS-4581) ClassCastException at BuildUtils.mergeNodes with two rules having identical constraints
Martin Weiler created DROOLS-4581:
-------------------------------------
Summary: ClassCastException at BuildUtils.mergeNodes with two rules having
identical constraints
Key: DROOLS-4581
URL: https://issues.jboss.org/browse/DROOLS-4581
Project: Drools
Issue Type: Bug
Components: core engine
Affects Versions: 7.27.0.Final
Reporter: Martin Weiler
Assignee: Mario Fusco
Building a rule base where two rules have identical constraints fails with a
ClassCastException:
{noformat}
java.lang.ClassCastException: org.drools.core.rule.constraint.EvaluatorConstraint cannot
be cast to org.drools.core.rule.constraint.MvelConstraint
at org.drools.core.reteoo.builder.BuildUtils.mergeNodes(BuildUtils.java:176)
at org.drools.core.reteoo.builder.BuildUtils.attachNode(BuildUtils.java:152)
at
org.drools.core.reteoo.builder.GroupElementBuilder$AndBuilder.buildJoinNode(GroupElementBuilder.java:143)
at
org.drools.core.reteoo.builder.GroupElementBuilder$AndBuilder.build(GroupElementBuilder.java:110)
at org.drools.core.reteoo.builder.GroupElementBuilder.build(GroupElementBuilder.java:68)
at
org.drools.core.reteoo.builder.ReteooRuleBuilder.addSubRule(ReteooRuleBuilder.java:167)
at org.drools.core.reteoo.builder.ReteooRuleBuilder.addRule(ReteooRuleBuilder.java:139)
at org.drools.core.reteoo.ReteooBuilder.addRule(ReteooBuilder.java:110)
at org.drools.core.impl.KnowledgeBaseImpl.internalAddRule(KnowledgeBaseImpl.java:1523)
at
org.drools.core.impl.KnowledgeBaseImpl.internalAddPackages(KnowledgeBaseImpl.java:913)
at
org.drools.core.impl.KnowledgeBaseImpl.lambda$addPackages$2(KnowledgeBaseImpl.java:715)
at
org.drools.core.impl.KnowledgeBaseImpl.enqueueModification(KnowledgeBaseImpl.java:732)
at org.drools.core.impl.KnowledgeBaseImpl.addPackages(KnowledgeBaseImpl.java:715)
at
org.drools.compiler.kie.builder.impl.AbstractKieModule.createKieBase(AbstractKieModule.java:215)
at
org.drools.compiler.kie.builder.impl.KieContainerImpl.createKieBase(KieContainerImpl.java:406)
at
org.drools.compiler.kie.builder.impl.KieContainerImpl.newKieBase(KieContainerImpl.java:396)
at
org.drools.compiler.kie.builder.impl.KieContainerImpl.newKieBase(KieContainerImpl.java:391)
at org.kie.internal.utils.KieHelper.build(KieHelper.java:80)
at
org.drools.compiler.integrationtests.ExpirationTest.testEventSameContraint(ExpirationTest.java:595)
{noformat}
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