json

public static void saveTestResult(int nif, boolean result) {

        JSONParser parser = new JSONParser();
        try {
            File file = new File("data/tests.json");

            JSONArray tests = new JSONArray();

            if (file.length() != 0) {
                Object obj = parser.parse(new FileReader(file));
                JSONObject jsonObject = (JSONObject) obj;
                tests = (JSONArray) jsonObject.get("test");

            }

            JSONObject test = new JSONObject();

            Date date = new Date();
            SimpleDateFormat formattedDate = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");

            test.put("nif", nif);
            test.put("result", result);
            test.put("date", formattedDate.format(date));

            tests.add(test);

            JSONObject allTests = new JSONObject();
            allTests.put("test", tests);

            try ( FileWriter fileWriter = new FileWriter("data/tests.json")) {
                fileWriter.write(allTests.toJSONString());
            } catch (Exception e) {
            }
        } catch (FileNotFoundException ex) {
            System.out.println("Ficheiro não encontrado");
        } catch (IOException e) {
            System.out.println("Não existem");
        } catch (ParseException ex) {
            System.out.println("Não foi possível validar o ficheiro de utilizadores");
        }

    }