SessionInfo sessionInfo = getSessionInfo(request);
UserDatabase userDatabase = UserDatabaseManager.getInstance().getUserDatabase(sessionInfo.getUser().getRealm());
List<User> users = Arrays.asList(userDatabase.getUsersInRole(role));
RoleForm roleForm = (RoleForm) form;
roleForm.initialize(users);
roleForm.setRolename(role.getPrincipalName());
roleForm.setReferer(CoreUtil.getReferer(request));
roleForm.setEditing();
CoreUtil.addRequiredFieldMessage(this, request);
return mapping.findForward("display");