list<T> 排序
Collections.sort(resultList, new Comparator<HashMap<String, Object>>() { @Override public int compare(HashMap<String, Object> o1, HashMap<String, Object> o2) { Date time1 = (Date) o1.get("submit_time"); Date time2 = (Date) o2.get("submit_time"); if (null == time1) { return -1; } if (null == time2) { return 1; } return time1.compareTo(time2); } }); return ResultMessage.getSuccess().setData(resultList); }