We are planning a project primarily serving content to mobile apps, but need to have a website.
My question is whether is makes sense to use Jersey or Restlet to dev
It does seem like this approach is broken in Play version 1.2.3. If you download the source done by @seb and mentioned earlier https://github.com/sebhoss/play-user-sample, the creation of a new user object using POST with a JSON object is no longer possible.
You need to have specific methods for creation done using with json and xml POSTs. Outlined here: https://groups.google.com/forum/#!topic/play-framework/huwtC3YZDlU