@RequestMapping("/jogo/comprarEnergia")
public ModelAndView comprarEnergia(
@RequestParam(value = "quantidade", required = false) String quantidade)
throws ServletException, IOException {
Map<String, Object> myModel = new HashMap<String, Object>();
try {
myModel.put(
"result",
(new JSONObject(service.comprarEnergia(Integer.parseInt(quantidade)))).toString());
} catch (NumberFormatException e) {
myModel.put("result", (new JSONObject(service.comprarEnergia())).toString());
}
return new ModelAndView("servico.jsp", "model", myModel);
}
