After you have imported the project archive, you should see the following directory structure.
Explanation:
com
Includes the source code for the two main examples: JIFrameDemo and TestFrame.
This two classes are runnable Java programs. Just run them through the main method within your eclipse environment.
examples
Directory containing xsd, xml and xui examples. Put our own example resoures here.
images
Image resources used by this example.
lib
JAXFront system jar files and all used Libraries. (e.g. Log4J, xerces, ...).