RxJavaTutorial.java contains some quick and simple steps to get started with RxJava and its concepts
ImperativeParadigm.java would be the "standard" imperative way of processing an Excel file
ReactiveParadigm.java is a RxJava "reactive" exemple of processing an Excel file
These exemples were used in a video created by Zenika available here https://www.youtube.com/user/ZenikaITTv
Some articles on Reactive programming can be found on our Blog https://blog.zenika.com/