public ServletReaction addCategory(final Account account, final String name) {
    categoryDAO.create(name, account.getId());

    final ServletReaction reaction = new ServletReaction();
    reaction.setRedirect("listcategories.jsp");

    return reaction;
  }
 public ServletReaction forward() {
   ServletReaction reaction = new ServletReaction();
   reaction.setForward("WEB-INF/addcategory.jsp");
   return reaction;
 }