Unix时间戳转换成Date

 @RequestMapping("/regTimeStamp/{beginregistTime}/{endregistTime}")

    @ResponseBody

    public Object getbyTimestamp(Model model, @PathVariable String beginregistTime,@PathVariable String endregistTime) {

        Map<String, Object> content = new HashMap<String, Object>();

        Date beginregistTime_date = DateUtil.getDateFromString(Timestamp2Date(beginregistTime));

        Date endregistTime_date = DateUtil.getDateFromString(Timestamp2Date(endregistTime));

        content.put("beginregistTime",beginregistTime_date);

        content.put("endregistTime",endregistTime_date);

        List<RPUserDomain> results;

        try {

            results = rpuserSearchBiz.search(content);

        } catch (ParseException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

            results = null;

        }

        model.addAttribute(results);

        return model;

    }

    private static String Timestamp2Date(StringtimestampString) {

        Long timestamp = Long.parseLong(timestampString) * 1000;

        String date = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new java.util.Date(timestamp));

        return date;

    }