This project is intended to suppor my blog post.
Post link: http://migre.me/DUiE

Use mvn scala:console to play importing CEP and CEP._

CEP.start function:
 returns a Drools session, a Stream and a pseudoclock instance. This is the method used in Test scripts.
CEP.MyTimer.advanceSeconds:
 advance the session timer and return a timestamp to be used in the new event.