To run the software you need a JRE (Java Runtime Environment) or JDK (Java Development Kit) 1.2.x, 1.3.x

The Java Virtual Machine is avaiable at Sun. You can find the JRE at http://java.sun.com/products/jdk/1.2/jre/index.html and the JDK at http://java.sun.com/products/jdk/1.2/ for Solaris and Windows, for Linux at http://www.blackdown.org and at http://java.sun.com/cgi-bin/java-ports.cgi for other operating systems.

Also you need the following Java Tools only for the source package

And this libraries for the binary and source package