This will run on a sandbox, laptop or real Hortonworks Hadoop cluster with Spark at Scale 1.6.x.
This example is Scala + Spark Core 1.6. It includes shell scripts and SBT for build and deploy.
This program reads an Apache Log file and parses it from text file into a Scala case class and runs a simple filter, map and reduce.
The Spark Workshop is a pretty nice idea to get up and going quick.