[rules-dev] Sudoku example on 4.0 MR2

[Edson Tirelli]

   Yes, there was a problem that is fixed in trunk. You can checkout and
build trunk or wait for MR3 that will include the fix.

   []s
   Edson

2007/5/24, webbo <steve.webster at gen-i.com.au>:
>
>
> Is any one having aproblem getting this to run - I get -
>
>
> java.lang.NullPointerException
>         at org.drools.reteoo.ReteTuple.get(ReteTuple.java:71)
>         at
>
> org.drools.common.InstanceNotEqualsConstraint$InstanceNotEqualsConstraintContextEntry.updateFromTuple
> (InstanceNotEqualsConstraint.java:112)
>         at
> org.drools.common.TripleBetaConstraints.updateFromTuple(
> TripleBetaConstraints.java:146)
>         at org.drools.reteoo.NotNode.assertTuple(NotNode.java:108)
>         at
> org.drools.reteoo.SingleTupleSinkAdapter.propagateAssertTuple(
> SingleTupleSinkAdapter.java:29)
>         at org.drools.reteoo.NotNode.assertTuple(NotNode.java:121)
>         at
> org.drools.reteoo.SingleTupleSinkAdapter.propagateAssertTuple(
> SingleTupleSinkAdapter.java:29)
>         at org.drools.reteoo.NotNode.assertTuple(NotNode.java:121)
>         at
> org.drools.reteoo.CompositeTupleSinkAdapter.createAndPropagateAssertTuple(
> CompositeTupleSinkAdapter.java:73)
>         at
> org.drools.reteoo.LeftInputAdapterNode.assertObject(
> LeftInputAdapterNode.java:144)
>         at
> org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(
> CompositeObjectSinkAdapter.java:317)
>         at org.drools.reteoo.ObjectTypeNode.assertObject(
> ObjectTypeNode.java:183)
>         at org.drools.reteoo.Rete.assertObject(Rete.java:121)
>         at org.drools.reteoo.ReteooRuleBase.assertObject(
> ReteooRuleBase.java:201)
>         at
> org.drools.reteoo.ReteooWorkingMemory.doAssertObject(
> ReteooWorkingMemory.java:70)
>         at
> org.drools.common.AbstractWorkingMemory.assertObject(
> AbstractWorkingMemory.java:724)
>         at
> org.drools.base.DefaultKnowledgeHelper.assertObject(
> DefaultKnowledgeHelper.java:72)
>         at
> org.drools.base.DefaultKnowledgeHelper.assertObject(
> DefaultKnowledgeHelper.java:66)
>         at
>
> test.Rule_Rule_1__If_a_field_has_the_value_0__it_is_empty__remove_it_and_insert_the_PossibleValues_0.consequence
> (Rule_Rule_1__If_a_field_has_the_value_0__it_is_empty__remove_it_and_insert_the_PossibleValues_0.java:8)
>         at
>
> test.Rule_Rule_1__If_a_field_has_the_value_0__it_is_empty__remove_it_and_insert_the_PossibleValues_0ConsequenceInvoker.evaluate
> (Rule_Rule_1__If_a_field_has_the_value_0__it_is_empty__remove_it_and_insert_the_PossibleValues_0ConsequenceInvoker.java:22)
>         at org.drools.common.DefaultAgenda.fireActivation(
> DefaultAgenda.java:497)
>         at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java
> :461)
>         at
> org.drools.common.AbstractWorkingMemory.fireAllRules(
> AbstractWorkingMemory.java:373)
>         at
> org.drools.common.AbstractWorkingMemory.fireAllRules(
> AbstractWorkingMemory.java:354)
>         at test.SudokuExample.testWithInput(SudokuExample.java:52)
>         at test.SudokuExample.main(SudokuExample.java:91)
>
> I'm working through the code - but anyone else found this?
>
> --
> View this message in context:
> http://www.nabble.com/Sudoku-example-on-4.0-MR2-tf3813556.html#a10795330
> Sent from the drools - dev mailing list archive at Nabble.com.
>
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>



-- 
  Edson Tirelli
  Software Engineer - JBoss Rules Core Developer
  Office: +55 11 3529-6000
  Mobile: +55 11 9287-5646
  JBoss, a division of Red Hat @ www.jboss.com
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