public void UseJSONValueStaticMethod(String str) {
    // it's a convenient way:use jsonvalue
    // String s = "[0,{\"1\":{\"2\":{\"3\":{\"4\":[5,{\"6\":7}]}}}}]";
    String s = str;
    Object obj = JSONValue.parse(s);
    JSONArray array = (JSONArray) obj;
    System.out.println("输出数组的两个元素:");
    System.out.println(array.get(0));
    System.out.println(array.get(1));

    JSONObject obj2 = (JSONObject) array.get(1);
    System.out.println("输出第二个数组元素:jsonobject的元素,需要用key来获取:”");
    System.out.println(obj2.get("1"));

    s = "{\"a\":23}";
    obj = JSONValue.parse(s);
    System.out.println(obj.toString());

    s = "[5,0]";
    obj = JSONValue.parse(s);
    System.out.println(obj);
  }
  public void registrarUsuario() {
    String dato = "";
    JSONParser parser = new JSONParser();
    try {
      while (true) {
        dato = dis.readUTF();
        String usuario = "";
        String contraseña = "";
        String contra = "";
        if (dato.equals("Usuario")) {
          while (true) {
            usuario = dis.readUTF();
            if (usuario != null) {
              JSONObject user = new JSONObject();
              user.put(usuario, null);
              FileWriter escribir = new FileWriter("texto.txt");
              BufferedWriter bw = new BufferedWriter(escribir);
              PrintWriter pw = new PrintWriter(bw);
              pw.write(user.toJSONString());
              pw.close();
              bw.close();
              while (true) {
                contra = dis.readUTF();
                if (contra.equals("Contraseña")) {
                  while (true) {
                    contraseña = dis.readUTF();
                    if (contraseña != null) {
                      Object obj = parser.parse(new FileReader("texto.txt"));
                      JSONObject asignaPass = (JSONObject) obj;
                      asignaPass.put(usuario, contra);
                      FileWriter escribir2 = new FileWriter("texto.txt");
                      BufferedWriter bw2 = new BufferedWriter(escribir2);
                      PrintWriter pw2 = new PrintWriter(bw2);
                      pw2.write(asignaPass.toJSONString());
                      bw2.newLine();
                      pw2.close();
                      bw2.close();
                      break;
                    }
                  }
                  break;
                }
              }
              break;
            }
          }
          break;
        }
      }
    } catch (Exception e) {

    }
  }
  /** @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */
  @SuppressWarnings("unchecked")
  protected void doPost(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, IOException {

    response.setContentType("application/json");
    response.setHeader("Cache-Control", "nocache");
    response.setCharacterEncoding("utf-8");
    PrintWriter out = response.getWriter();
    StringWriter result = new StringWriter();

    // get received JSON data from request
    BufferedReader br = new BufferedReader(new InputStreamReader(request.getInputStream()));
    String postData = "";
    if (br != null) {
      postData = br.readLine();
    }

    try {
      JSONObject json = (JSONObject) new JSONParser().parse(postData);
      JSONObject resultObj = new JSONObject();
      JSONArray list = new JSONArray();
      List<Tracking> trackingList = new ArrayList<Tracking>();

      // get the website list
      if (json.get("type").equals("websiteslist")) {
        trackingList = trackingDao.websiteList(pool);
        for (Tracking item : trackingList) {
          list.add(item.getWebsite());
        }
      }
      // render report
      else if (json.get("type").equals("submit")) {
        if (json.get("criteria").equals("date")) {
          // render repoty by date
          trackingList = trackingDao.getListByDate(pool, json.get("date").toString());
        } else if (json.get("criteria").equals("daterange")) {
          // render repoty by date range
          trackingList =
              trackingDao.getListByDateRange(
                  pool, json.get("fromdate").toString(), json.get("todate").toString());
        } else if (json.get("criteria").equals("website")) {
          // render repoty by website
          String website = (json.get("website") == null ? "" : json.get("website").toString());
          trackingList = trackingDao.getListByWebsite(pool, website);
        }

        for (Tracking item : trackingList) {
          JSONObject trackingObj = new JSONObject();
          trackingObj.put("date", item.getDate());
          trackingObj.put("website", item.getWebsite());
          trackingObj.put("visit", item.getVisit());
          list.add(trackingObj);
        }
      }
      resultObj.put("result", list);
      resultObj.writeJSONString(result);
      // finally output the json string
      out.print(result.toString());
    } catch (ParseException | SQLException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }
  public Map getTaskMapBatch(String objectId) throws Exception {

    Map map = new HashMap();

    String apiURL = "https://rally1.rallydev.com/slm/webservice/1.34/adhoc";

    String requestJSON =
        "{"
            + "\"task\" : \"/task?query=(ObjectID%20=%20"
            + objectId
            + ")&fetch=true\","
            + "\"userstory\" : \"/hierarchicalrequirement?query=(ObjectID%20=%20${task.WorkProduct.ObjectID})&fetch=FormattedID\","
            + "\"timeentryitem\":\"/timeentryitem?query=(Task.ObjectID%20=%20"
            + objectId
            + ")&fetch=Values\","
            + "\"timespent\":\"${timeentryitem.Values.Hours}\""
            + "}";

    log.info("apiURL=" + apiURL);
    log.info("requestJSON=" + requestJSON);

    String responseJSON = postRallyXML(apiURL, requestJSON);

    // log.info("responseJSON="+responseJSON);

    // Map jsonMap=JsonUtil.jsonToMap(responseJSON);
    JSONParser parser = new JSONParser();
    Map jsonMap = (Map) parser.parse(responseJSON);

    // log.info("jsonMap="+jsonMap);

    String taskObjId = "";
    String taskFormattedId = "";
    String taskName = "";
    String estimate = "";
    String toDo = "";
    String taskState = "";
    String taskOwner = "";
    String userstoryFormattedId = "";

    // Get task info
    JSONObject taskMap = (JSONObject) jsonMap.get("task");
    JSONArray taskArray = (JSONArray) taskMap.get("Results");
    if (taskArray != null && taskArray.size() > 0) {
      JSONObject taskInfo = (JSONObject) taskArray.get(0);
      // log.info("taskMap="+taskMap);
      // log.info("taskInfo="+taskInfo);

      taskObjId = (taskInfo.get("ObjectID")).toString();
      taskFormattedId = (taskInfo.get("FormattedID")).toString();
      taskState = (taskInfo.get("State")).toString();

      Object taskNameObj = taskInfo.get("Name");
      taskName = taskNameObj == null ? "" : taskNameObj.toString();

      Object estimateObject = taskInfo.get("Estimate");
      estimate = estimateObject == null ? "" : estimateObject.toString();

      Object toDoObject = taskInfo.get("ToDo");
      toDo = toDoObject == null ? "" : toDoObject.toString();

      JSONObject ownerMap = (JSONObject) taskInfo.get("Owner");
      log.info("ownerMap=" + ownerMap);
      if (ownerMap != null) {
        taskOwner = (String) ownerMap.get("_refObjectName");
        if (taskOwner == null) {
          taskOwner = "";
        }
      }
    }

    // Get user story info
    JSONObject userstoryMap = (JSONObject) jsonMap.get("userstory");
    JSONArray userstoryArray = (JSONArray) userstoryMap.get("Results");
    if (userstoryArray != null && userstoryArray.size() > 0) {
      JSONObject userstoryInfo = (JSONObject) userstoryArray.get(0);

      userstoryFormattedId = (userstoryInfo.get("FormattedID")).toString();
      log.info("userstoryFormattedId=" + userstoryFormattedId);
    }

    // Calculate timeSpent
    JSONArray timeSpentList = (JSONArray) jsonMap.get("timespent");
    log.info("timeSpentList=" + timeSpentList);

    double timeSpent = 0.0;
    for (int i = 0; i < timeSpentList.size(); i++) {
      String timeSpentString = (String) timeSpentList.get(i);

      if (timeSpentString != null) {
        timeSpent += Double.parseDouble(timeSpentString);
      }
    }

    map.put("type", "task");
    map.put("formattedId", taskFormattedId);
    map.put("usId", userstoryFormattedId);
    map.put("name", taskName);
    map.put("taskStatus", taskState);
    map.put("owner", taskOwner);
    map.put("taskEstimateTotal", estimate);
    map.put("taskRemainingTotal", toDo);
    map.put("taskTimeSpentTotal", "" + timeSpent);

    return map;
  }
  public Map getUserStoryTaskMap(String timeEntryItemRef) throws Exception {
    Map taskMap = new HashMap();

    String[] objectIdArr = timeEntryItemRef.split("/");
    String objectId = objectIdArr[objectIdArr.length - 1];

    log.info("objectId=" + objectId);

    String apiURL = "https://rally1.rallydev.com/slm/webservice/1.34/adhoc";

    String requestJSON =
        "{"
            + "\"timeentryitem\" : \"/timeentryitem?query=(ObjectID%20=%20"
            + objectId
            + ")&fetch=true\","
            + "\"task\" : \"/task?query=(ObjectID%20=%20${timeentryitem.Task.ObjectID})&fetch=true\","
            + "\"userstory\" : \"/hierarchicalrequirement?query=(ObjectID%20=%20${task.WorkProduct.ObjectID})&fetch=true\","
            + "\"defect\" : \"/defect?query=(ObjectID%20=%20${task.WorkProduct.ObjectID})&fetch=true\""
            + "}";

    log.info("apiURL=" + apiURL);
    log.info("requestJSON=" + requestJSON);

    String responseJSON = postRallyXML(apiURL, requestJSON);

    // Bypass"%;" to avoid exception
    responseJSON = responseJSON.replace("%;", ";");
    responseJSON = responseJSON.replace("%", "");

    Map jsonMap = JsonUtil.jsonToMap(responseJSON);

    String usRef = "";
    String usName = "";
    String usFormattedId = "";
    String usPlanEstimate = "";
    String usTaskEstimateTotal = "";
    String usTaskRemainingTotal = "";
    String usState = "";
    String usOwner = "";

    Map usMap = new HashMap();

    // Get user story info
    JSONObject userstoryMap = (JSONObject) jsonMap.get("userstory");
    JSONArray userstoryArray = (JSONArray) userstoryMap.get("Results");
    if (userstoryArray == null || userstoryArray.size() == 0) {
      userstoryMap = (JSONObject) jsonMap.get("defect");
      userstoryArray = (JSONArray) userstoryMap.get("Results");
    }

    if (userstoryArray != null && userstoryArray.size() > 0) {
      JSONObject userstoryInfo = (JSONObject) userstoryArray.get(0);
      // log.info("userstoryInfo="+userstoryInfo);
      usRef = (userstoryInfo.get("_ref")).toString();
      usFormattedId = (userstoryInfo.get("FormattedID")).toString();
      usName = (userstoryInfo.get("Name")).toString();
      usState = (userstoryInfo.get("ScheduleState")).toString();

      if (userstoryInfo.get("PlanEstimate") != null)
        usPlanEstimate = (userstoryInfo.get("PlanEstimate")).toString();

      if (userstoryInfo.get("TaskEstimateTotal") != null)
        usTaskEstimateTotal = (userstoryInfo.get("TaskEstimateTotal")).toString();

      if (userstoryInfo.get("TaskRemainingTotal") != null)
        usTaskRemainingTotal = (userstoryInfo.get("TaskRemainingTotal")).toString();

      JSONObject ownerMap = (JSONObject) userstoryInfo.get("Owner");
      if (ownerMap != null) {
        usOwner = (String) ownerMap.get("_refObjectName");
        if (usOwner == null) {
          usOwner = "";
        }
      }
    }

    Map usDetailMap = new HashMap();

    usDetailMap.put("usFormattedId", usFormattedId);
    usDetailMap.put("usName", usName);
    usDetailMap.put("usPlanEstimate", usPlanEstimate);
    usDetailMap.put("usTaskEstimateTotal", usTaskEstimateTotal);
    usDetailMap.put("usTaskRemainingTotal", usTaskRemainingTotal);
    usDetailMap.put("usOwner", usOwner);
    usDetailMap.put("usState", usState);

    usMap.put(usRef, usDetailMap);

    // log.info("usMap="+usMap);

    String taskObjId = "";
    String taskFormattedId = "";
    String taskName = "";
    String estimate = "";
    String toDo = "";
    String taskState = "";
    String taskOwner = "";
    String projectName = "";
    String iterationName = "";
    String workProductRef = "";

    List taskList = new ArrayList();

    // Get task info
    JSONObject taskJsonMap = (JSONObject) jsonMap.get("task");
    JSONArray taskArray = (JSONArray) taskJsonMap.get("Results");
    if (taskArray != null && taskArray.size() > 0) {

      for (int i = 0; i < taskArray.size(); i++) {

        JSONObject taskInfo = (JSONObject) taskArray.get(0);
        // log.info("taskMap="+taskMap);
        // log.info("taskInfo="+taskInfo);

        taskObjId = (taskInfo.get("ObjectID")).toString();
        taskFormattedId = (taskInfo.get("FormattedID")).toString();
        taskState = (taskInfo.get("State")).toString();

        Object taskNameObj = taskInfo.get("Name");
        taskName = taskNameObj == null ? "" : taskNameObj.toString();

        Object estimateObject = taskInfo.get("Estimate");
        estimate = estimateObject == null ? "" : estimateObject.toString();

        Object toDoObject = taskInfo.get("ToDo");
        toDo = toDoObject == null ? "" : toDoObject.toString();

        JSONObject ownerMap = (JSONObject) taskInfo.get("Owner");
        // log.info("ownerMap="+ownerMap);
        if (ownerMap != null) {
          taskOwner = (String) ownerMap.get("_refObjectName");
          if (taskOwner == null) {
            taskOwner = "";
          }
        }

        JSONObject workProductMap = (JSONObject) taskInfo.get("WorkProduct");
        // log.info("workProductMap="+workProductMap);
        if (workProductMap != null) {
          workProductRef = (String) workProductMap.get("_ref");
          if (workProductRef == null) {
            workProductRef = "";
          }
        }

        JSONObject projectMap = (JSONObject) taskInfo.get("Project");
        // log.info("projectMap="+projectMap);
        if (projectMap != null) {
          projectName = (String) projectMap.get("_refObjectName");
          if (projectName == null) {
            projectName = "";
          }
        }

        JSONObject iterationMap = (JSONObject) taskInfo.get("Iteration");
        // log.info("iterationMap="+iterationMap);
        if (iterationMap != null) {
          iterationName = (String) iterationMap.get("_refObjectName");
          if (iterationName == null) {
            iterationName = "";
          }
        }

        taskMap.put("taskFormattedId", taskFormattedId);
        taskMap.put("taskName", taskName);
        taskMap.put("taskState", taskState);
        taskMap.put("owner", taskOwner);
        taskMap.put("taskEstimate", estimate);
        taskMap.put("taskRemaining", toDo);
        taskMap.put("projectName", projectName);
        taskMap.put("iterationName", iterationName);

        Map map = (Map) usMap.get(workProductRef);
        taskMap.put("usName", map.get("usFormattedId") + " " + map.get("usName"));

        log.info("taskMap=" + taskMap);
      } // for taskArray
    }

    return taskMap;
  }