@RequestMapping("/ajax/savepriceTracking.do")
 @ResponseBody
 public void savepriceTracking(HttpServletRequest request) throws Exception {
   String itemid = request.getParameter("itemid");
   String sellerusername = request.getParameter("sellerusername");
   String currentprice = request.getParameter("currentprice");
   String currencyid = request.getParameter("currencyid");
   String title = request.getParameter("title");
   String queryTitle = request.getParameter("queryTitle");
   String bidcount = request.getParameter("bidcount");
   String starttime = request.getParameter("starttime");
   String endtime = request.getParameter("endtime");
   String shippingServiceCost = request.getParameter("shippingServiceCost");
   String shippingCurrencyId = request.getParameter("shippingCurrencyId");
   String pictureurl = request.getParameter("pictureurl");
   TradingPriceTracking tracking = new TradingPriceTracking();
   if (StringUtils.isNotBlank(itemid)) {
     tracking.setItemid(itemid);
   }
   if (StringUtils.isNotBlank(starttime)) {
     tracking.setStarttime(DateUtils.parseDateTime(starttime));
   }
   if (StringUtils.isNotBlank(endtime)) {
     tracking.setEndtime(DateUtils.parseDateTime(endtime));
   }
   if (StringUtils.isNotBlank(sellerusername)) {
     tracking.setSellerusername(sellerusername);
   }
   if (StringUtils.isNotBlank(currentprice)) {
     tracking.setCurrentprice(currentprice);
   }
   if (StringUtils.isNotBlank(currencyid)) {
     tracking.setCurrencyid(currencyid);
   }
   if (StringUtils.isNotBlank(title)) {
     tracking.setTitle(title);
   }
   if (StringUtils.isNotBlank(queryTitle)) {
     tracking.setQuerytitle(queryTitle);
   }
   if (StringUtils.isNotBlank(bidcount)) {
     tracking.setBidcount(bidcount);
   }
   if (StringUtils.isNotBlank(shippingServiceCost)) {
     tracking.setShippingservicecost(shippingServiceCost);
   }
   if (StringUtils.isNotBlank(shippingCurrencyId)) {
     tracking.setShippingcurrencyid(shippingCurrencyId);
   }
   if (StringUtils.isNotBlank(pictureurl)) {
     tracking.setPictureurl(pictureurl);
   }
   SessionVO sessionVO = SessionCacheSupport.getSessionVO();
   List<TradingPriceTracking> trackings =
       iTradingPriceTracking.selectPriceTrackingByItemId(itemid);
   if (trackings != null && trackings.size() > 0) {
     tracking.setId(trackings.get(0).getId());
   }
   iTradingPriceTracking.savePriceTracking(tracking);
   Map map = new HashMap();
   map.put("message", "保存成功");
   map.put("itemid", itemid);
   AjaxSupport.sendSuccessText("", map);
 }