Hi Aziz,
On Thu, Jul 17, 2008 at 8:26 PM, Aziz Boxwala <[EMAIL PROTECTED]> wrote:
> I have the following class structure.
>
> Class GrandFather {
> List<Father> fathers;
> public List<Father> getFathers() {return fathers;}
> }
>
> Class Father {
> int age;
> List<Son> sons;
> public int getAge() {return age;}
> public List<Son> getSons() {return sons;}
> }
>
> Class Son {
> int age;
> public int getAge() {return age;}
> }
>
> I'd like to write a rule that finds all the Fathers who have age > 45 and
> have Sons where the son's age is greater than 5. But I can't figure out how
> to use "from" to iterate over father first and then over son.
>
> Any help will be greatly appreciated.
>
> Thanks,
> --Aziz
Something like this?
rule "FatherAndSon
when
$father : Father(age > 45)
$son : Son(age > 5) from $father.sons
then
// do something
end
Best regards
Marcus
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