[jboss-jira] [JBoss JIRA] Commented: (JBRULES-1569) Can't use "this" keyword in MVEL dialect

[Edson Tirelli (JIRA)]

    [ http://jira.jboss.com/jira/browse/JBRULES-1569?page=comments#action_12411575 ] 
            
Edson Tirelli commented on JBRULES-1569:
----------------------------------------

Michael,

Are you getting some exception or something like that in the above example? "this" is processed by drools in the above example... mvel is not used except to execute the consequence that has no "this" reference.

[]s
Edson

> Can't use "this" keyword in MVEL dialect
> ----------------------------------------
>
>                 Key: JBRULES-1569
>                 URL: http://jira.jboss.com/jira/browse/JBRULES-1569
>             Project: JBoss Drools
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>          Components: Drl Parser/Builder
>    Affects Versions: 4.0.6
>            Reporter: Michael Neale
>         Assigned To: Edson Tirelli
>             Fix For: 5.0.0-M1
>
>
> rule "Gold Discount"
>   dialect "mvel"
>   when
>       #conditions
>       order : OrderHeader()
>       customer : Customer()
>       Customer( this == customer, status >= "10" && < "50" ) or OrderHeader( this == order, netAmount >= "50" && < "100" )
>   then
>       #actions
>       order.setOrderDiscount(6.0);
>       System.out.println("order discount for customer: " + customer.getUserName() + " is " +  order.getOrderDiscount());
>  end
> will fail due to the "this == order" - this means something else in MVEL. 

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