Janino 

Janino is a compiler that reads a Java expression, block, or source file, and generates Java bytecode that is loaded and executed directly. It is not intended to be a development tool, but an embedded compiler for run-time compilation purposes.
java compiler embedded expression evaluation script scripting jvm virtual machine bytecode run-time jsp

Here it is! 

The ultimate solution for organizing your media collection. It allows you to easily add, browse and search your CD, DVD, ZIP, JAZZ and other removable discs, burn discs, create reports, track borrowed discs and much more.
here it is disc cd dvd media organize organizing collection database maintain easy powerfull cheap tracking