Scala Active Record with DI

ActiveRecord.scala

@Component
class ActiveRecord[T](session:Session) {
   implicit def obj2AR(obj:T) = new AR(session, obj)
}

class AR[T](session:Session, obj:T) {
   def save = session.save(obj)
}

ProductController.scala

@Resource
class ProductController(ar:ActiveRecord[Product]) {
   import ar._

   def save(product:Product) {
        product.save
   }
}