[jboss-jira] [JBoss JIRA] Closed: (JBRULES-1926) Exception when comparing values in map using variables

Exception when comparing values in map using variables ------------------------------------------------------ Key: JBRULES-1926 URL: https://jira.jboss.org/jira/browse/JBRULES-1926 Project: JBoss Drools Issue Type: Bug Security Level: Public(Everyone can see) Components: drools-compiler Affects Versions: 5.0.0.M4 Environment: java 1.5 Drools trunk Reporter: Joe White Assignee: Mark Proctor Fix For: 5.0.0.CR1 See testListOfMaps in the MiscTest object in drools-compiler org.drools.RuntimeDroolsException: Exception executing predicate org.drools.base.mvel.MVELPredicateExpression@1be16f5 at org.drools.rule.PredicateConstraint.isAllowedCachedLeft(PredicateConstraint.java:298) at org.drools.common.SingleBetaConstraints.isAllowedCachedLeft(SingleBetaConstraints.java:138) at org.drools.reteoo.FromNode.evaluateAndPropagate(FromNode.java:152) at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:104) at org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:120) at org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:28) at org.drools.reteoo.FromNode.evaluateAndPropagate(FromNode.java:156) at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:104) at org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:120) at org.drools.reteoo.SingleLeftTupleSinkAdapter.createAndPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:81) at org.drools.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:142) at org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:42) at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:183) at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:146) at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:1002) at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:970) at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:740) at com.sample.TestListOfMaps.testInnerString(TestListOfMaps.java:39) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at junit.framework.TestCase.runTest(TestCase.java:168) at junit.framework.TestCase.runBare(TestCase.java:134) at junit.framework.TestResult$1.protect(TestResult.java:110) at junit.framework.TestResult.runProtected(TestResult.java:128) at junit.framework.TestResult.run(TestResult.java:113) at junit.framework.TestCase.run(TestCase.java:124) at junit.framework.TestSuite.runTest(TestSuite.java:232) at junit.framework.TestSuite.run(TestSuite.java:227) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:81) at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:38) 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) Caused by: [Error: this['MSG']] [Near : {... Unknown ....}] ^ at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:322) at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.optimizeAccessor(ReflectiveAccessorOptimizer.java:134) at org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.java:127) at org.mvel2.MVELRuntime.execute(MVELRuntime.java:91) at org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:101) at org.mvel2.MVEL.executeExpression(MVEL.java:1077) at org.drools.base.extractors.MVELClassFieldReader.getValue(MVELClassFieldReader.java:94) at org.drools.base.ClassFieldReader.getValue(ClassFieldReader.java:90) at org.drools.rule.Declaration.getValue(Declaration.java:244) at org.drools.base.mvel.DroolsMVELPreviousDeclarationVariable.getValue(DroolsMVELPreviousDeclarationVariable.java:52) at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getBeanProperty(ReflectiveAccessorOptimizer.java:374) at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:282) at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.optimizeAccessor(ReflectiveAccessorOptimizer.java:134) at org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.java:127) at org.mvel2.ast.BinaryOperation.getReducedValueAccelerated(BinaryOperation.java:81) at org.mvel2.MVELRuntime.execute(MVELRuntime.java:91) at org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:101) at org.mvel2.MVEL.executeExpression(MVEL.java:1025) at org.drools.base.mvel.MVELPredicateExpression.evaluate(MVELPredicateExpression.java:75) at org.drools.rule.PredicateConstraint.isAllowedCachedLeft(PredicateConstraint.java:291) ... 36 more Caused by: java.lang.NullPointerException at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.getCollectionProperty(ReflectiveAccessorOptimizer.java:530) at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:288) ... 55 more