public ActionForward view(
     ActionMapping mapping,
     ActionForm form,
     HttpServletRequest request,
     HttpServletResponse response)
     throws AppException {
   String forwardPage = "";
   AssignMessageLogListForm mlf = (AssignMessageLogListForm) form;
   int id = mlf.getId();
   if (id > 0) {
     AssignMessageLog assignMessageLog =
         (AssignMessageLog) assignMessageLogBiz.getAssignMessageLogById(id);
     assignMessageLog.setThisAction("view");
     request.setAttribute("assignMessageLog", assignMessageLog);
   } else {
     forwardPage = "login";
   }
   forwardPage = "viewassignMessageLog";
   return (mapping.findForward(forwardPage));
 }