[jboss-jira] [JBoss JIRA] Updated: (JBRULES-2980) Accumulate function with null check fails

[Joe White (JIRA)]

     [ https://issues.jboss.org/browse/JBRULES-2980?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joe White updated JBRULES-2980:
-------------------------------

    Attachment: droolsTest_WAccum.zip


Unit test for this issue

> Accumulate function with null check fails
> -----------------------------------------
>
>                 Key: JBRULES-2980
>                 URL: https://issues.jboss.org/browse/JBRULES-2980
>             Project: Drools
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>    Affects Versions: 5.2.0.M2
>         Environment: Windows Java 5
>            Reporter: Joe White
>            Assignee: Mark Proctor
>         Attachments: droolsTest_WAccum.zip
>
>
> When running the rule below the exception below occurs. Works on 5.0.1. Unit test attached
> **********************RULE*********************
> package accumsTest
> import java.util.Map;
> import java.util.ArrayList;
> dialect "mvel"
> rule "Accum test rule"
>     salience 155
>     when
>        
>         $episode: Map()
> 		$commonVisits : ArrayList() from accumulate( Map( $selectedCv : this["KEY"] != null) from $episode, 
>             							  init(ArrayList selIns = new ArrayList();),
> 	                                      action(selIns.addAll($selectedCv);),
> 										  result(selIns)
> 										)
> 		
>     then
>        	System.out.println("HIT");
>         retract($episode);
>     end
> *******************EXCEPTION********************
> java.lang.NullPointerException
> 	at org.drools.common.ObjectTypeConfigurationRegistry.getObjectTypeConf(ObjectTypeConfigurationRegistry.java:58)
> 	at org.drools.reteoo.AccumulateNode.evaluateResultConstraints(AccumulateNode.java:598)
> 	at org.drools.reteoo.AccumulateNode.assertLeftTuple(AccumulateNode.java:181)
> 	at org.drools.reteoo.CompositeLeftTupleSinkAdapter.doPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:222)
> 	at org.drools.reteoo.CompositeLeftTupleSinkAdapter.createAndPropagateAssertLeftTuple(CompositeLeftTupleSinkAdapter.java:108)
> 	at org.drools.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:141)
> 	at org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59)
> 	at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:185)
> 	at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:143)
> 	at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:332)
> 	at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:293)
> 	at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:905)
> 	at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:864)
> 	at org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:251)
> 	at com.recondotech.droolsTest.AccumTest.testUpdate(AccumTest.java:48)
> 	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:592)
> 	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
> 	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
> 	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
> 	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
> 	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
> 	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
> 	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:73)
> 	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:46)
> 	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:180)
> 	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:41)
> 	at org.junit.runners.ParentRunner$1.evaluate(ParentRunner.java:173)
> 	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
> 	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
> 	at org.junit.runners.ParentRunner.run(ParentRunner.java:220)
> 	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:46)
> 	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
> 	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
> 	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
> 	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
> 	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)

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