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Re: [aspectj-users] Pointcut that includes only interfaces
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extends/implements are interchangeable and are only syntax sugar -
they don't express any kind of constraint about the match.
And.
2009/4/27 Andrew Eisenberg <andrew@xxxxxxxxxxxx>:
> Hmmm....that almost sounds like a bug, but don't know if this is an
> AspectJ bug, or an AJDT bug.
>
> Given this:
>
> package p;
>
> public aspect Aspect {
> interface I1 {}
> declare parents : p..* extends I1;
> }
>
> package p;
> public interface Interface { }
>
> package p;
> public class AClass { }
>
>
> I would hve expected that the compiler looks at the "extends" of
> declare parents and sees that the target is an interface. So, the
> "extends" should only apply to other interfaces. If it were
> "implements" then would only apply to classes.
>
> However, AspectJ applies the declare parents to the class, the
> interface, *and* the aspect.
>
> And, AJDT incorrectly applies the "extends" clause to the class. The
> creates a spurious error in the editor because AJDT assumes that
> AClass "extends" I1 (but should really be "implements").
>
> Johan, until we figure out what *should* be happening here, and
> potentially fix the compiler bug (if we determine that this behavior
> is incorrect), then there is no way that I know of to address your
> problem.
>
> --a
>
> On Mon, Apr 27, 2009 at 5:18 AM, Johan Haleby <haleby@xxxxxxxxx> wrote:
>> Hi,
>>
>> I'd like to create a simple aspect that adds an interface to other
>> interfaces in a specific package. Right now my pointcut looks like:
>> declare parents: x.y.z..* extends MyInterface;
>>
>> My question is, how to I include only interfaces in the pointcut? I.e. no
>> concrete (or abstract) classes.
>>
>> /Johan
>> _______________________________________________
>> aspectj-users mailing list
>> aspectj-users@xxxxxxxxxxx
>> https://dev.eclipse.org/mailman/listinfo/aspectj-users
>>
>>
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