This is a simple demo how to create a Swing hexmap component and use it in an application.
The software is released under the following license:
"You are granted the right to use this code in GPL based projects in which case this code is also protected by the GPL, or in other projects as long as you give credit to Stefan Matthias Aust and make all modifications or extensions to this code freely available."
If you accept this license, you can download the software here.
Or try it right now using Sun's Java Webstart technology