[jboss-jira] [JBoss JIRA] Closed: (JBRULES-805) Array of object not supported by contains

[Edson Tirelli (JIRA)]

     [ http://jira.jboss.com/jira/browse/JBRULES-805?page=all ]

Edson Tirelli closed JBRULES-805.
---------------------------------

    Fix Version/s: 4.0.0.MR2
       Resolution: Done

Thank you for reporting and suggesting the fix.

Let us know if you have any other problem plz.

> Array of object not supported by contains 
> ------------------------------------------
>
>                 Key: JBRULES-805
>                 URL: http://jira.jboss.com/jira/browse/JBRULES-805
>             Project: JBoss Rules
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>         Environment: linux, java1.4
>            Reporter: ahmed yehdih
>         Assigned To: Edson Tirelli
>             Fix For: 4.0.0.MR2
>
>   Original Estimate: 1 hour
>  Remaining Estimate: 1 hour
>
> when the array is an array of object like String we get 
> java.lang.ClassCastException
> 	at org.drools.base.evaluators.ObjectFactory$ObjectContainsEvaluator.evaluate(ObjectFactory.java:386)
> 	at org.drools.rule.LiteralRestriction.isAllowed(LiteralRestriction.java:61)
> 	at org.drools.rule.LiteralConstraint.isAllowed(LiteralConstraint.java:82)
> 	at org.drools.reteoo.AlphaNode.assertObject(AlphaNode.java:140)
> 	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:196)
> 	at org.drools.reteoo.ReteooWorkingMemory.doAssertObject(ReteooWorkingMemory.java:70)
> 	at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemory.java:727)
> 	at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemory.java:551)
> example: assume we have a class message
> class Message{
>    String [] mess;
> }
> rule "test"
> when 
>    Message(mess contains "HELLO")
> then 
> ..
> end 
> the reason is the test in the org.drools.base.ValueType class
> else if ( clazz.isAssignableFrom( Object[].class ) ) {
>             return ValueType.ARRAY_TYPE; the test will be satisfied only for array of java.lang.Object and not for others object
> a simple solution is to modify this test in 
> else if ( clazz.isArray() && clazz.getComponentType() instanceof Object) {
>             return ValueType.ARRAY_TYPE;

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