[aerogear-dev] REST-based API Versioning

Matthias Wessendorf matzew at apache.org
Fri Aug 29 07:47:51 EDT 2014

On Fri, Aug 29, 2014 at 1:29 PM, Erik Jan de Wit <edewit at redhat.com> wrote:

> Hi,
> Thinking a bit more about this (read trying out some stuff). The way we
> want to change the API is right now is ‘just’ the message format, how about
> we take a servlet filter that changes the json from the old version to the
> new?
> There is a lib [1] that takes a json and transforms it into another json.

that sounds good to me

> Other option is to have 2 jax-rs classes, but to make that work they will
> have to have 2 different paths. So you would have to ‘redirect’ / change
> the path in the servlet filter based on the accept header. Which feels like
> kinda of a hack to me.

While I like the above suggestion regarding the message format, couldn't we
be still on the same path, and use some 'advanced' CDI injection mechanismn
to inject a Version110SenderServiceImpl (or Version100ServiceImpl) ? Just

> So WDYT any other suggestions?
> Cheers,
> Erik Jan
> [1] https://github.com/bazaarvoice/jolt
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Matthias Wessendorf

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