// 数据模型转换
  private void jsonToPersonData(JSONArray jPersonList) {
    List<FriendModel> list = new ArrayList<FriendModel>();
    for (int index = 0; index < jPersonList.size(); index++) {

      JSONObject jsonObject = jPersonList.getJSONObject(index);
      FriendModel friend = new FriendModel();
      friend.setUid(JLXCUtils.stringToInt(jsonObject.getString("uid")));
      friend.setName(jsonObject.getString("name"));
      friend.setHead_image(jsonObject.getString("head_image"));
      friend.setHead_sub_image(jsonObject.getString("head_sub_image"));
      friend.setSchool(jsonObject.getString("school"));
      if ("0".equals(jsonObject.getString("isAttent"))) {
        friend.setOrHasAttent(false);
      } else {
        friend.setOrHasAttent(true);
      }
      list.add(friend);
    }
    if (isPullDown) {
      dataList = list;
      friendAdapter.replaceAll(dataList);
    } else {
      dataList.addAll(list);
      friendAdapter.replaceAll(dataList);
    }

    if (null != jPersonList) {
      jPersonList.clear();
    }
  }