Seems 2 b a neat commons extension. Their motto "Javolution real-time goals are simple: To make your application faster and more time predictable!". BASED on TIGER (JDK 1.5!!!
K. Joseph, P. Landwehr, and K. Carley. Social Computing, Behavioral-Cultural Modeling and Prediction, page 75--83. Cham, Springer International Publishing, (2014)