[jboss-jira] [JBoss JIRA] Commented: (JBRULES-389) Use of "exists" causes a ClassCastException

Use of "exists" causes a ClassCastException ------------------------------------------- Key: JBRULES-389 URL: http://jira.jboss.com/jira/browse/JBRULES-389 Project: JBoss Rules Issue Type: Bug Security Level: Public(Everyone can see) Components: Reteoo Affects Versions: 3.0.3 Reporter: Edson Tirelli Assigned To: Edson Tirelli Fix For: 3.0.4 Using exists with later bound variables will cause ClassCastException. package com.sample import org.drools.Cheese import org.drools.Person global java.util.List results rule "Exists with Bindings" when exists Cheese() c: Cheese( $type : type ); p: Person( likes == $type ); then results.add( $type ); end Results in: java.lang.ClassCastException: org.drools.reteoo.InitialFactImpl at org.drools.base.org.drools.Cheese$getType.getValue(Unknown Source) at org.drools.base.ClassFieldExtractor.getValue(ClassFieldExtractor.java:79) at org.drools.rule.Declaration.getValue(Declaration.java:156) at org.drools.rule.BoundVariableConstraint.isAllowed(BoundVariableConstraint.java:82) at org.drools.common.BetaNodeBinder.isAllowed(BetaNodeBinder.java:63) at org.drools.reteoo.TupleSource.attemptJoin(TupleSource.java:99) at org.drools.reteoo.JoinNode.assertObject(JoinNode.java:165) at org.drools.reteoo.ObjectSource.propagateAssertObject(ObjectSource.java:119) at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:158) at org.drools.reteoo.Rete.assertObject(Rete.java:120) at org.drools.reteoo.ReteooRuleBase.assertObject(ReteooRuleBase.java:180) at org.drools.reteoo.ReteooWorkingMemory.doAssertObject(ReteooWorkingMemory.java:69) at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemory.java:538) at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemory.java:374) at org.drools.integrationtests.IntegrationCases.testExistsWithBinding(IntegrationCases.java:2608) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at junit.framework.TestCase.runTest(TestCase.java:154) at junit.framework.TestCase.runBare(TestCase.java:127) at junit.framework.TestResult$1.protect(TestResult.java:106) at junit.framework.TestResult.runProtected(TestResult.java:124) at junit.framework.TestResult.run(TestResult.java:109) at junit.framework.TestCase.run(TestCase.java:118) at junit.framework.TestSuite.runTest(TestSuite.java:208) at junit.framework.TestSuite.run(TestSuite.java:203) at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:128) at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)