Province province = null; Integer id = new Integer(request.getParameter("id")); //Integer id = new Integer(request.getParameter("provinceid")); System.out.println(id); //创建一个访问持久层的DAO对象 ProvinceDAO pdao = new ProvinceDAOImpl(); try{ //调用模型组件实现装载指定省份的功能 province=pdao.loadProvince(id); form = new ProvinceForm(); ((ProvinceForm)form).setProvinceCode(province.getProvincecode()); ((ProvinceForm)form).setProvinceName(province.getProvincename()); ((ProvinceForm)form).setProvinceid(province.getProvinceid()); //将表单实例保存到请求对象中 System.out.println(province.getProvincecode()); System.out.println(province.getProvincename()); request.setAttribute("provinceForm",province); }catch(Exception ex){ ex.printStackTrace(); } //转向编辑页面 return mapping.findForward("modifyProvince"); }
