@rocketraman That doc was mentioned in 2013, so it's probably Dagger1 and an older version of Guice.
See here: https://groups.google.com/forum/#!topic/denominator-dev/Nqt_tavJHqk
How different is Dagger 1 from Dagger 2?
Seems like a decent replacement for Spring IOC if we need DI in larger projects.