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Subject: Re: [sca-assembly] [Issue 95] "wiredByImpl" is an invalid attributefor a Composite Reference
Mike Edwards wrote: > > Folks, > > Comments inline... > > Yours, Mike. > > Strategist - Emerging Technologies, SCA & SDO. > Co Chair OASIS SCA Assembly TC. > IBM Hursley Park, Mail Point 146, Winchester, SO21 2JN, Great Britain. > Phone & FAX: +44-1962-818014 Mobile: +44-7802-467431 > Email: mike_edwards@uk.ibm.com > > Anish Karmarkar <Anish.Karmarkar@oracle.com> wrote on 03/12/2008 00:14:09: > > <snip> > > > > Not sure I follow. I agree that one can't specify bindings for > > wiredByImpl. But, if I want to ensure that a particular binding feature > > is used for such a reference, I'll include an appropriate intent. If I > > would like to add a binding feature but want to allow overrides I can > > include an interaction policy. > > I may also have implementation policies that have nothing to do with > > bindings. > > Perhaps I have missed something in the spec that disallows policy sets > > on references that do not contain a binding. > > > > -Anish > > -- > > > <snip> > > There is nothing in the spec that disallows policy sets on references. > However, my observation is that PolicySets are usually binding-specific, so > that it is not useful to specify them until the binding is fixed. I agree > with your point that you can restrict the choice of binding with an intent, > so that in that case, it might be useful to add some PolicySets. > > I'm not sure about your point about "allowing overrides" - if you're making > the distinction between intents which cannot be overridden and PolicySets, > which can be overridden - that is true. > Yes, that was the distinction I was making. > As for implementation policies, I don't see them playing a part here. I > don't see them being imposed on a component by means of attachment to a > promoting composite reference. > I assume that this is a comment that applies to all promoted composite references and not just those which have wiredByImpl="true". -Anish --
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