Specification

A portlet is a web application component that can be plugged into a portal framework. The portlet will provide the following services:

• browse a xbook directory service

• invoke and navigate a xbook
  • display xbook properties
  • retrieve the user's proxy credential from the portal framework
  • retrieve the user's resource file from the portal framework
  • package up xbook input values and call xbook manager methods to invoke a xbook
  • navigate a sub-xbook