Apache Geronimo J2EE server 2.0 is now officially supported by JOSSO 1.6 for both Single Sign-On Agent and Gateway deployments.

For detailed technical guidelines on how to setup JOSSO with Apache Geronimo see : Geronimo 2.0.1+ Setup  

A pre-configured Apache Geronimo instance and the JOSSO dependencies snapshot are available for download here : http://sourceforge.net/project/showfiles.php?group_id=116854&package_id=129496