Akka

http://yosefk.com/blog/parallelism-and-concurrency-need-different-tools.html
https://www.youtube.com/watch?v=fALUf9BmqYE
https://stackoverflow.com/questions/16595685/example-of-integration-akka-with-existing-java-project

http://doc.akka.io/docs/akka/2.0/java/
http://www.slideshare.net/GlobalLogicUkraine/mantula-150307022843conversiongate01