This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
You will have to do it yourself -- or use an existing library that does it. There are a number of Java scripting libraries available. One is called "BeanShell", but there are others. Also check out "Groovy".