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From Kent SĂžlvsten <kent.soelvs...@gmail.com>
Subject Re: Multiple @Concerns declaration of same class
Date Wed, 16 Dec 2015 06:04:43 GMT
Agree they should be unique

But you could consider replacing the existing instead.

That way it opens the possibility in assembly to reorder concerns
declared with annotations - or to insert a new concern between existing
(change A,B to A,C,B)


Den 16-12-2015 kl. 06:56 skrev Niclas Hedhman:
> It seems that in previous versions of Qi4j/Zest, it may have been possible
> to declare the same Concern (and SideEffect) multiple times and it would
> have been invoked multiple times.
> This was detected in TransientAsClassTest, where if I added a Concern, then
> it was found both as a declaration on the Composite as well as on the Mixin.
> I have add a check that if the Concern/SideEffect is already declared, it
> won't be declared again. Equality is defined by ConcernModel, which is just
> the class name of the Concern.
> Question; Is this the correct semantic behavior? It will be the "first"
> Concern that remains, i.e. the "outer most" one.
> Cheer

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