Currently, google digs up this Java Linear Programming libs:
- http://scpsolver.org/
- http://javailp.sourceforge.net/
- http://www.joptimizer.com/linearProgramming.html
- http://www.win-vector.com/blog/2012/11/yet-another-java-linear-programming-library/
- http://commons.apache.org/math/userguide/optimization.html
- http://ojalgo.org/