Checkout Spark – a sinatra like web framework in Java! Simple, fast and fun!
Play Framework – Develop Cool Web applications with Java/Scala! Getting started with Play on Ubuntu (12.04/12.10) / Linux Mint!
Run Java Applications on Ubuntu? Install Java Runtime Environment (JRE).
Sun JDK will be removed from Ubuntu PA, so migrate to OpenJDK
Java Development Kit (JDK) for Ubuntu 11.10 – Oneiric Ocelot..getting started with java on ubuntu …