In this presentation that was recorded during Øredev 2009, Rickard Öberg presents how to use Qi4j to implement the DCI principles. DCI, or Data-Context-Interaction, is a new paradigm created by Trygve Reenskug, inventor of the MVC pattern.
The presentation can be found here, and it was part of a DCI track with Trygve and Jim Coplien, who’s presentations you can find here and here.