Using Spring as a dependency injection framework with play 2.4.x?

Question

I am exploring play-scala 2.4.2 and trying to get the spring DI working with it. I see there are a lot of changes in play 2.4.x and old way of overriding the GlobalSettings.getC

Answer 1

Just in case it can help someone, I also worked on a solution that is working based off of jroper's project: https://github.com/jroper/play-spring. The key was to use spring's scanning feature to "load" the Play classes:

ctx.scan(packages:_*)

with the default play's packages:

def defaultPackages(): Seq[String] = Seq("router", "play", "controllers")

The solution works with 1 hack: you need to add the @javax.inject.Named next to the @Singleton annotations in the Play classes so that Spring can scan them and load them (i.e you need to "fork" the Play version you are using, but it's a rather small and easy change). So here is my sample app with the SpringApplicationLoader: https://github.com/remithieblin/play24_spring