[jboss-jira] [JBoss JIRA] Resolved: (JBRULES-798) CLONE -null pointer with number comparison..

CLONE -null pointer with number comparison.. -------------------------------------------- Key: JBRULES-798 URL: http://jira.jboss.com/jira/browse/JBRULES-798 Project: JBoss Rules Issue Type: Bug Security Level: Public(Everyone can see) Affects Versions: 3.0.5 Environment: Windows XP or Solaris Sun JDK 1.4.2 Drools 3.0.4 distribution Reporter: Sanjay Mahurpawar Assigned To: Edson Tirelli Fix For: 4.0.0.MR3 getting a null pointer while asserting fact: Caused by: java.lang.NullPointerException at org.drools.base.evaluators.IntegerFactory$IntegerGreaterEvaluator.evaluate(Unknown Source) at org.drools.rule.BoundVariableConstraint.isAllowed(Unknown Source) at org.drools.common.BetaNodeBinder.isAllowed(Unknown Source) at org.drools.reteoo.TupleSource.attemptJoin(Unknown Source) at org.drools.reteoo.JoinNode.assertTuple(Unknown Source) at org.drools.reteoo.LeftInputAdapterNode.createAndAssertTuple(Unknown Source) at org.drools.reteoo.LeftInputAdapterNode.assertObject(Unknown Source) at org.drools.reteoo.ObjectSource.propagateAssertObject(Unknown Source) at org.drools.reteoo.ObjectTypeNode.assertObject(Unknown Source) at org.drools.reteoo.Rete.assertObject(Unknown Source) at org.drools.reteoo.ReteooRuleBase.assertObject(Unknown Source) at org.drools.reteoo.ReteooWorkingMemory.doAssertObject(Unknown Source) at org.drools.common.AbstractWorkingMemory.assertObject(Unknown Source) at org.drools.common.AbstractWorkingMemory.assertObject(Unknown Source) Rule is something like this: rule "Greater Than with NULL number!!" when MyFact ( integerAttribute > 10 ) then ..... end the *intergerAttribute* is of type java.lang.Integer and value is *null*. no such problem if expression changed to *integerAttribute == 10* or !=