yes but then @Consumes and @Produces not containing the version part: @Path("/resource")
@Consumes({"application/xml", "application/json"}) @Produces({"application/xml", "application/json"}) public AppApiSubResource getVersionedSubResource() { String version = getVersionFromHeader(); return SubResourceFactory.getResource(version); } because if content also contains version then we are still in original problem. 2014-10-20 10:21 GMT+02:00 Romain Manni-Bucau <rmannibu...@gmail.com>: > You can read the header in the router, route then delegates the impl > to the next? Also means you can just use rest endpoint to select the > right impl using same pattern but with a single JAXRS level surely > (and routing is done to service level). > > > Romain Manni-Bucau > @rmannibucau > http://www.tomitribe.com > http://rmannibucau.wordpress.com > https://github.com/rmannibucau > > > 2014-10-20 10:17 GMT+02:00 Alex Soto <asot...@gmail.com>: > > Yes I like the header approach as well, but then I see no way to > implement > > it directly using subresources. > > > > 2014-10-20 10:14 GMT+02:00 Romain Manni-Bucau <rmannibu...@tomitribe.com > >: > > > >> most of real impl uses path (/v1) but i like header solution. allows > >> to handle default correctly without rewrite magic and to add it for v2 > >> once forgotten for v1 :) > >> Romain Manni-Bucau > >> Twitter: @rmannibucau > >> Blog: http://rmannibucau.wordpress.com/ > >> LinkedIn: http://fr.linkedin.com/in/rmannibucau > >> Github: https://github.com/rmannibucau > >> > >> > >> > >> 2014-10-20 10:10 GMT+02:00 Jean-Louis Monteiro < > jlmonte...@tomitribe.com>: > >> > Right. No magic solution. > >> > > >> > I've seen the content type pattern, but it has many drawbacks so I > would > >> > not go with this one. > >> > > >> > -- > >> > Jean-Louis Monteiro > >> > http://twitter.com/jlouismonteiro > >> > http://www.tomitribe.com > >> > > >> > On Sun, Oct 19, 2014 at 1:48 PM, Alex Soto <asot...@gmail.com> wrote: > >> > > >> >> Yes this is what I though about creating a central place, but I was > >> >> thinking about using a rewrite instead of a subresource. I am going > to > >> >> google a bit about this pattern. For what I see there is no magic > >> solution > >> >> yet :( > >> >> > >> >> Thanks. > >> >> > >> >> 2014-10-19 13:44 GMT+02:00 Romain Manni-Bucau < > >> rmannibu...@tomitribe.com>: > >> >> > >> >> > Hi > >> >> > > >> >> > What about sub resource locator pattern? > >> >> > > >> >> > For versioning I used a sub resource facade delegating to the real > >> >> > service then. This is just a router but it allows to put all the > logic > >> >> > in a single place. > >> >> > Romain Manni-Bucau > >> >> > Twitter: @rmannibucau > >> >> > Blog: http://rmannibucau.wordpress.com/ > >> >> > LinkedIn: http://fr.linkedin.com/in/rmannibucau > >> >> > Github: https://github.com/rmannibucau > >> >> > > >> >> > > >> >> > > >> >> > 2014-10-19 13:19 GMT+02:00 Alex Soto <asot...@gmail.com>: > >> >> > > Hi guys, > >> >> > > > >> >> > > this is more a design question than a question about how to do > >> >> something > >> >> > > with JAX-RS. > >> >> > > > >> >> > > Currently I am developing an API using JAX-RS which must be > >> >> versionable. > >> >> > > That means that the API will evolve and client must specify which > >> >> version > >> >> > > of the API want to use. There are a lot of strategies but > finally I > >> >> > decided > >> >> > > to use the one using Header and ContentType. Let me show an > example: > >> >> > > > >> >> > > @Consumes*({*"application/vnd.blog.v1+xml"*,* > >> >> > "application/vnd.blog.v1+json" > >> >> > > *})* > >> >> > > > >> >> > > @Produces*({*"application/vnd.blog.v1+xml"*,* > >> >> > "application/vnd.blog.v1+json" > >> >> > > *})* > >> >> > > > >> >> > > *public* *class* Book*RestfulService* *{* > >> >> > > > >> >> > > > >> >> > > > >> >> > > @GET > >> >> > > > >> >> > > @Path*(*"/books"*)* > >> >> > > > >> >> > > …. > >> >> > > > >> >> > > } > >> >> > > > >> >> > > @Consumes*({*"application/vnd.blog.v1+xml"*,* > >> >> > "application/vnd.blog.v1+json" > >> >> > > *})* > >> >> > > > >> >> > > @Produces*({*"application/vnd.blog.v1+xml"*,* > >> >> > "application/vnd.blog.v1+json" > >> >> > > *})* > >> >> > > > >> >> > > *public* *class* Author*RestfulService* *{* > >> >> > > > >> >> > > > >> >> > > > >> >> > > @GET > >> >> > > > >> >> > > @Path*(*“/authors”*)* > >> >> > > > >> >> > > …. > >> >> > > > >> >> > > } > >> >> > > > >> >> > > That's an example of version one, but now let's say I have a > >> >> modification > >> >> > > only in Author endpoint. I can do it and then the restful will be > >> v2. > >> >> So > >> >> > I > >> >> > > will have something like: > >> >> > > > >> >> > > @Consumes*({*"application/vnd.blog.v2+xml"*,* > >> >> > "application/vnd.blog.v2+json" > >> >> > > *})* > >> >> > > > >> >> > > @Produces*({*"application/vnd.blog.v2+xml"*,* > >> >> > "application/vnd.blog.v2+json" > >> >> > > *})* > >> >> > > > >> >> > > *public* *class* Author2*RestfulService* *{* > >> >> > > > >> >> > > > >> >> > > > >> >> > > @GET > >> >> > > > >> >> > > @Path*(*“/authors”*)* > >> >> > > > >> >> > > …. > >> >> > > > >> >> > > } > >> >> > > The problem is that because Book has not received any > modification, > >> I > >> >> > > should add @Consumes and @Produces with v2 as well, something > like: > >> >> > > > >> >> > > @Consumes*({*"application/vnd.blog.v1+xml"*,* > >> >> > "application/vnd.blog.v1+json", > >> >> > > "application/vnd.blog.v2+xml"*,* > "application/vnd.blog.v2+json"*})* > >> >> > > > >> >> > > @Produces*({*"application/vnd.blog.v1+xml"*,* > >> >> > "application/vnd.blog.v1+json", > >> >> > > ....*})* > >> >> > > > >> >> > > *public* *class* Book*RestfulService* *{* > >> >> > > > >> >> > > *}* > >> >> > > > >> >> > > So now it is easy but if I have 25 services then I would need to > go > >> one > >> >> > by > >> >> > > one and add the media type as well. The problem is that I can > miss > >> one > >> >> > and > >> >> > > then the API had a misplaced endpoint. > >> >> > > > >> >> > > One thing that I have thought about it is create a rewriting > filter > >> >> > where I > >> >> > > can intercept the calls and then redirect to the correct > endpoint. > >> In > >> >> > this > >> >> > > way all the rules will be placed in a single place. > >> >> > > > >> >> > > Any hints/experience on this? > >> >> > > > >> >> > > Thank you so much. > >> >> > > > >> >> > > > >> >> > > -- > >> >> > > +----------------------------------------------------------+ > >> >> > > Alex Soto Bueno > >> >> > > www.lordofthejars.com > >> >> > > +----------------------------------------------------------+ > >> >> > > >> >> > >> >> > >> >> > >> >> -- > >> >> +----------------------------------------------------------+ > >> >> Alex Soto Bueno - Computer Engineer > >> >> www.lordofthejars.com > >> >> +----------------------------------------------------------+ > >> >> > >> > > > > > > > > -- > > +----------------------------------------------------------+ > > Alex Soto Bueno - Computer Engineer > > www.lordofthejars.com > > +----------------------------------------------------------+ > -- +----------------------------------------------------------+ Alex Soto Bueno - Computer Engineer www.lordofthejars.com +----------------------------------------------------------+