The busy Java developer's guide to Scala: Class action

Scala's functional programming features are compelling, but they're not the only reason Java developers should be interested in the language. In fact, Scala blends functional concepts and object orientation. In order to let the Java-cum-Scala programmer feel more at home, it makes sense to look at Scala's object features and see how they map over to Java linguistically. The busy Java developer's guide to Scala: Class action