This week's book giveaway is in the OCMJEA forum. We're giving away four copies of OCM Java EE 6 Enterprise Architect Exam Guide and have Paul Allen & Joseph Bambara on-line! See this thread for details.
A "feature" of Struts is that an ActionForward returned from findForward cannot be modified. Below is a utility method that I put together a while back to make it easy to add a dynamic parameter to an ActionForward.