public ModelAndView updateContractTitle (HttpServletRequest request,
??? HttpServletResponse response) throws Exception {
??????? ModelAndView mav = new ModelAndView();
??????? long applyId = Long.valueOf(request.getParameter("applyId"));
??????? AbstractApply apply = applyDao.getApplyById(applyId);
??????? apply.setApplyTitle(request.getParameter("contractTitle"));
??????? for(Object t : apply.getApplyTarget()){
??????????? AbstractApplyTarget c = (AbstractApplyTarget) t;
??????????? c.setTitle(apply.getApplyTitle());
??????? }
??????? applyDao.merge(apply);//以上是业务逻辑

??????? //开始返回
??????? MappingJacksonJsonView view = new MappingJacksonJsonView();
??????? Map attributes = new HashMap();
??????? attributes.put("success", Boolean.TRUE);

?attributes.put("contractNo", "contractNo");

??????? view.setAttributesMap(attributes);
??????? mav.setView(view);
??????? return mav;
??? }

?