Did you tried:
Person( contact != null, contact.email == null )
?
Edson
2007/8/30, [EMAIL PROTECTED] <[EMAIL PROTECTED]>:
>
> Hi group,
>
> Currently I have to use eval to access to lower lever of an attribute. For
> example:
>
> rule "test rule"
> when
> $person: Person ()
> eval (($person.getContact() != null) &&
> ($person.getContact().getEmail() == null))
> then
> System.out.println ("Email address is missing")
> end
>
>
> Is there anyway not to use eval. I would like to do something like this:
> $person: Person ($contact: contact != null, $contact.getEmail() ==
> null)
>
> but it throws errors
>
>
> Thanks,
>
> Tim
>
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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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