Re: [emfindex-dev] API Changes

[Knut Wannheden <knut.wannheden@xxxxxxxxxx>]

Hi Jan,

It seems like you've also dropped the resourceIndexer extension point
and corresponding registry. I don't quite understand how this is
supposed to work now. Can you elaborate on this?

Regards,

--knut

On Fri, Oct 2, 2009 at 15:14, Jan Köhnlein <jan.koehnlein@xxxxxxxxx> wrote:
> Hi all,
>
> yesterday, I committed a number of changes that also affect the API. This is
> what I did
>
> *API vs reference implementation*
> I moved everything apart form the api and base source folders into a
> separate plug-in in order to better distinguish between API and reference
> implementation. This should make it easier to add other implementations.
> Query SPI ha been moved to the reference implementation, too, as it is
> considered an implementation detail of the reference impl.
> In Xtext, we have to separately index EObjects and EReferences. We have also
> developed a special (pluggable) builder for that purpose. That made me move
> the ResourceIndexer to the reference implementation, too.
>
> *API cleanup*
> I removed some classes / parts that were not referenced, i.e.
> TransactionException. We should try to avoid putting things in the API we
> don't need yet. Please complain if you need one of these classes.
> I also completely removed the event API. In Xtext, we're currently using
> workspace resource listeners (an eclipse builder) and we are happy with
> these coarse-grained events. We can add it later on once we have clear
> requirements.
>
> *Descriptor*
> The EObjectDescriptor now has a convenience method createProxy() which
> allows to create an EMF proxy.
> UserData is now a String to String map. Serializable sounds like a pretty
> bad idea to me, as the EFactory converts it to/from String anyway. Anybody
> who needs this should take care about string conversion themselves.
>
> *Index Updater*
> The most serious changes are in the IndexUpdater API. We decided to switch
> to a less OO-like interface here, which should better suit the needs of SAP.
>
> Feel free to comment.
>
> Best regards
> Jan
>
> --
> Dr. Jan Köhnlein
> Senior Software Architekt
>
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