private String verwerkRequest(HttpServletRequest request, Mandje mandje)
throws ServletException, IOException {
String film = request.getParameter("film");
String mode = request.getParameter("submit");
if (mode.equals("Koop") && (film != null)) {
mandje.add(film);
return "/ToonMandje";
} else if (mode.equals("Verder Winkelen")) {
return "/Catalogus";
} else {
return "/index.html";
}
}