Java怎么实现在线服装销售商城系统

这篇文章主要介绍了Java怎么实现在线服装销售商城系统的相关知识，内容详细易懂，操作简单快捷，具有一定借鉴价值，相信大家阅读完这篇Java怎么实现在线服装销售商城系统文章都会有所收获，下面我们一起来看看吧。

一、项目运行

环境配置：

Jdk1.8 + Tomcat8.5 + Mysql + HBuilderX（Webstorm也行）+ Eclispe（IntelliJ IDEA,Eclispe,MyEclispe,Sts都支持）。

项目技术：

Spring + SpringBoot+ mybatis + Maven + Vue 等等组成，B/S模式 + Maven管理等等。

后台管理-用户页:

@Controllerpublic class UserController extends BaseController{    @Resource(name="userService")    private UserService userService;    @Resource(name="addressService")    private AddressService addressService;    @Resource(name ="reviewService")    private ReviewService reviewService;    @Resource(name = "productOrderItemService")    private ProductOrderItemService productOrderItemService;    @Resource(name = "productService")    private ProductService productService;    @Resource(name = "productImageService")    private ProductImageService productImageService;     //转到后台管理-用户页-ajax    @RequestMapping(value = "admin/user", method = RequestMethod.GET)    public String goUserManagePage(HttpSession session, Map<String, Object> map){        logger.info("获取前十条用户信息");        PageUtil pageUtil = new PageUtil(0, 10);        List<User> userList = userService.getList(null, null, pageUtil);        map.put("userList", userList);        logger.info("获取用户总数量");        Integer userCount = userService.getTotal(null);        map.put("userCount", userCount);        logger.info("获取分页信息");        pageUtil.setTotal(userCount);        map.put("pageUtil", pageUtil);         logger.info("转到后台管理-用户页-ajax方式");        return "admin/userManagePage";    }      //转到后台管理-用户详情页-ajax    @RequestMapping(value = "admin/user/{uid}", method = RequestMethod.GET)    public String getUserById(HttpSession session, Map<String,Object> map, @PathVariable Integer uid){        logger.info("获取user_id为{}的用户信息",uid);        User user = userService.get(uid);        logger.info("获取用户详情-所在地地址信息");        Address address = addressService.get(user.getUser_address().getAddress_areaId());        Stack<String> addressStack = new Stack<>();        //最后一级地址        addressStack.push(address.getAddress_name() + " ");        //如果不是第一级地址        while (!address.getAddress_areaId().equals(address.getAddress_regionId().getAddress_areaId())) {            address = addressService.get(address.getAddress_regionId().getAddress_areaId());            addressStack.push(address.getAddress_name() + " ");        }        StringBuilder builder = new StringBuilder();        while (!addressStack.empty()) {            builder.append(addressStack.pop());        }        logger.info("所在地地址字符串：{}", builder);        user.setUser_address(new Address().setAddress_name(builder.toString()));         logger.info("获取用户详情-家乡地址信息");        address = addressService.get(user.getUser_homeplace().getAddress_areaId());        //最后一级地址        addressStack.push(address.getAddress_name() + " ");        //如果不是第一级地址        while (!address.getAddress_areaId().equals(address.getAddress_regionId().getAddress_areaId())) {            address = addressService.get(address.getAddress_regionId().getAddress_areaId());            addressStack.push(address.getAddress_name() + " ");        }        builder = new StringBuilder();        while (!addressStack.empty()) {            builder.append(addressStack.pop());        }        logger.info("家乡地址字符串：{}", builder);        user.setUser_homeplace(new Address().setAddress_name(builder.toString()));         logger.info("获取用户详情-购物车订单项信息");        List<ProductOrderItem> productOrderItemList = productOrderItemService.getListByUserId(                user.getUser_id(), null        );        if (productOrderItemList != null) {            logger.info("获取用户详情-购物车订单项对应的产品信息");            for (ProductOrderItem productOrderItem : productOrderItemList) {                Integer productId = productOrderItem.getProductOrderItem_product().getProduct_id();                logger.warn("获取产品ID为{}的产品信息", productId);                Product product = productService.get(productId);                if (product != null) {                    logger.warn("获取产品ID为{}的第一张预览图片信息", productId);                    product.setSingleProductImageList(productImageService.getList(                            productId, (byte) 0, new PageUtil(0, 1))                    );                }                productOrderItem.setProductOrderItem_product(product);            }        }        user.setProductOrderItemList(productOrderItemList);         if (user.getUser_realname() != null) {            logger.info("用户隐私加密");            user.setUser_realname(user.getUser_realname().substring(0, 1) + "*");        } else {            user.setUser_realname("未命名");        }         map.put("user",user);         logger.info("转到后台管理-用户详情页-ajax方式");        return "admin/include/userDetails";    }     //按条件查询用户-ajax    @ResponseBody    @RequestMapping(value = "admin/user/{index}/{count}", method = RequestMethod.GET, produces = "application/json;charset=UTF-8")    public String getUserBySearch(@RequestParam(required = false) String user_name,                                  @RequestParam(required = false) Byte[] user_gender_array,                                  @RequestParam(required = false) String orderBy,                                  @RequestParam(required = false,defaultValue = "true") Boolean isDesc,                                  @PathVariable Integer index,                                  @PathVariable Integer count) throws UnsupportedEncodingException {        //移除不必要条件        Byte gender = null;        if (user_gender_array != null && user_gender_array.length == 1) {            gender = user_gender_array[0];        }         if (user_name != null) {            //如果为非空字符串则解决中文乱码：URLDecoder.decode(String,"UTF-8");            user_name = "".equals(user_name) ? null : URLDecoder.decode(user_name, "UTF-8");        }        if (orderBy != null && "".equals(orderBy)) {            orderBy = null;        }        //封装查询条件        User user = new User()                .setUser_name(user_name)                .setUser_gender(gender);         OrderUtil orderUtil = null;        if (orderBy != null) {            logger.info("根据{}排序，是否倒序:{}",orderBy,isDesc);            orderUtil = new OrderUtil(orderBy, isDesc);        }         JSONObject object = new JSONObject();        logger.info("按条件获取第{}页的{}条用户", index + 1, count);        PageUtil pageUtil = new PageUtil(index, count);        List<User> userList = userService.getList(user, orderUtil, pageUtil);        object.put("userList", JSONArray.parseArray(JSON.toJSONString(userList)));        logger.info("按条件获取用户总数量");        Integer userCount = userService.getTotal(user);        object.put("userCount", userCount);        logger.info("获取分页信息");        pageUtil.setTotal(userCount);        object.put("totalPage", pageUtil.getTotalPage());        object.put("pageUtil", pageUtil);         return object.toJSONString();    }}

后台管理-产品类型页:

@Controllerpublic class CategoryController extends BaseController {    @Resource(name = "categoryService")    private CategoryService categoryService;    @Resource(name = "lastIDService")    private LastIDService lastIDService;    @Resource(name = "propertyService")    private PropertyService propertyService;     //转到后台管理-产品类型页-ajax    @RequestMapping(value = "admin/category", method = RequestMethod.GET)    public String goToPage(HttpSession session, Map<String, Object> map) {        logger.info("获取前10条产品类型列表");        PageUtil pageUtil = new PageUtil(0, 10);        List<Category> categoryList = categoryService.getList(null, pageUtil);        map.put("categoryList", categoryList);        logger.info("获取产品类型总数量");        Integer categoryCount = categoryService.getTotal(null);        map.put("categoryCount", categoryCount);        logger.info("获取分页信息");        pageUtil.setTotal(categoryCount);        map.put("pageUtil", pageUtil);         logger.info("转到后台管理-分类页-ajax方式");        return "admin/categoryManagePage";    }     //转到后台管理-产品类型详情页-ajax    @RequestMapping(value = "admin/category/{cid}", method = RequestMethod.GET)    public String goToDetailsPage(HttpSession session, Map<String, Object> map, @PathVariable Integer cid) {        logger.info("获取category_id为{}的分类信息", cid);        Category category = categoryService.get(cid);        logger.info("获取分类子信息-属性列表");        category.setPropertyList(propertyService.getList(new Property().setProperty_category(category), null));        map.put("category", category);         logger.info("转到后台管理-分类详情页-ajax方式");        return "admin/include/categoryDetails";    }     //转到后台管理-产品类型添加页-ajax    @RequestMapping(value = "admin/category/new", method = RequestMethod.GET)    public String goToAddPage(HttpSession session, Map<String, Object> map) {        logger.info("转到后台管理-分类添加页-ajax方式");        return "admin/include/categoryDetails";    }     //添加产品类型信息-ajax    @ResponseBody    @RequestMapping(value = "admin/category", method = RequestMethod.POST, produces = "application/json;charset=utf-8")    public String addCategory(@RequestParam String category_name,                              @RequestParam String category_image_class="lazy" data-src) {        JSONObject jsonObject = new JSONObject();        logger.info("整合分类信息");        Category category = new Category()                .setCategory_name(category_name)                .setCategory_image_class="lazy" data-src(category_image_class="lazy" data-src.substring(category_image_class="lazy" data-src.lastIndexOf("/") + 1));        logger.info("添加分类信息");        boolean yn = categoryService.add(category);        if (yn) {            int category_id = lastIDService.selectLastID();            logger.info("添加成功！,新增分类的ID值为：{}", category_id);            jsonObject.put("success", true);            jsonObject.put("category_id", category_id);        } else {            jsonObject.put("success", false);            logger.warn("添加失败！事务回滚");            throw new RuntimeException();        }         return jsonObject.toJSONString();    }     //更新产品类型信息-ajax    @ResponseBody    @RequestMapping(value = "admin/category/{category_id}", method = RequestMethod.PUT, produces = "application/json;charset=utf-8")    public String updateCategory(@RequestParam String category_name,                                 @RequestParam String category_image_class="lazy" data-src,                                 @PathVariable("category_id") Integer category_id) {        JSONObject jsonObject = new JSONObject();        logger.info("整合分类信息");        Category category = new Category()                .setCategory_id(category_id)                .setCategory_name(category_name)                .setCategory_image_class="lazy" data-src(category_image_class="lazy" data-src.substring(category_image_class="lazy" data-src.lastIndexOf("/") + 1));        logger.info("更新分类信息，分类ID值为：{}", category_id);        boolean yn = categoryService.update(category);        if (yn) {            logger.info("更新成功！");            jsonObject.put("success", true);            jsonObject.put("category_id", category_id);        } else {            jsonObject.put("success", false);            logger.info("更新失败！事务回滚");            throw new RuntimeException();        }         return jsonObject.toJSONString();    }     //按条件查询产品类型-ajax    @ResponseBody    @RequestMapping(value = "admin/category/{index}/{count}", method = RequestMethod.GET, produces = "application/json;charset=utf-8")    public String getCategoryBySearch(@RequestParam(required = false) String category_name,                                      @PathVariable Integer index,                                      @PathVariable Integer count) throws UnsupportedEncodingException {        //移除不必要条件        if (category_name != null) {            //如果为非空字符串则解决中文乱码：URLDecoder.decode(String,"UTF-8");            category_name = "".equals(category_name) ? null : URLDecoder.decode(category_name, "UTF-8");        }         JSONObject object = new JSONObject();        logger.info("按条件获取第{}页的{}条分类", index + 1, count);        PageUtil pageUtil = new PageUtil(index, count);        List<Category> categoryList = categoryService.getList(category_name, pageUtil);        object.put("categoryList", JSONArray.parseArray(JSON.toJSONString(categoryList)));        logger.info("按条件获取分类总数量");        Integer categoryCount = categoryService.getTotal(category_name);        object.put("categoryCount", categoryCount);        logger.info("获取分页信息");        pageUtil.setTotal(categoryCount);        object.put("totalPage", pageUtil.getTotalPage());        object.put("pageUtil", pageUtil);         return object.toJSONString();    }     // 上传产品类型图片-ajax    @ResponseBody    @RequestMapping(value = "admin/uploadCategoryImage", method = RequestMethod.POST, produces = "application/json;charset=utf-8")    public String uploadCategoryImage(@RequestParam MultipartFile file, HttpSession session) {        String originalFileName = file.getOriginalFilename();        logger.info("获取图片原始文件名:  {}", originalFileName);        String extension = originalFileName.substring(originalFileName.lastIndexOf('.'));        String fileName = UUID.randomUUID() + extension;        String filePath = session.getServletContext().getRealPath("/") + "res/images/item/categoryPicture/" + fileName;         logger.info("文件上传路径：{}", filePath);        JSONObject object = new JSONObject();        try {            logger.info("文件上传中...");            file.transferTo(new File(filePath));            logger.info("文件上传完成");            object.put("success", true);            object.put("fileName", fileName);        } catch (IOException e) {            logger.warn("文件上传失败!");            e.printStackTrace();            object.put("success", false);        }         return object.toJSONString();    }}

订单列表页:

@Controllerpublic class ForeOrderController extends BaseController {    @Resource(name = "productService")    private ProductService productService;    @Resource(name = "userService")    private UserService userService;    @Resource(name = "productOrderItemService")    private ProductOrderItemService productOrderItemService;    @Resource(name = "addressService")    private AddressService addressService;    @Resource(name = "categoryService")    private CategoryService categoryService;    @Resource(name = "productImageService")    private ProductImageService productImageService;    @Resource(name = "productOrderService")    private ProductOrderService productOrderService;    @Resource(name = "reviewService")    private ReviewService reviewService;    @Resource(name = "lastIDService")    private LastIDService lastIDService;    //转到前台天猫-订单列表页    @RequestMapping(value = "order", method = RequestMethod.GET)    public String goToPageSimple() {        return "redirect:/order/0/10";    }    @RequestMapping(value = "order/{index}/{count}", method = RequestMethod.GET)    public String goToPage(HttpSession session, Map<String, Object> map,                           @RequestParam(required = false) Byte status,                           @PathVariable("index") Integer index,                           @PathVariable("count") Integer count) {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        User user;        if (userId != null) {            logger.info("获取用户信息");            user = userService.get(Integer.parseInt(userId.toString()));            map.put("user", user);        } else {            return "redirect:/login";        }        Byte[] status_array = null;        if (status != null) {            status_array = new Byte[]{status};        }         PageUtil pageUtil = new PageUtil(index, count);        logger.info("根据用户ID:{}获取订单列表", userId);        List<ProductOrder> productOrderList = productOrderService.getList(                new ProductOrder().setProductOrder_user(                        new User().setUser_id(Integer.valueOf(userId.toString()))                ), status_array, new OrderUtil("productOrder_id", true), pageUtil        );         //订单总数量        Integer orderCount = 0;        if (productOrderList.size() > 0) {            orderCount = productOrderService.getTotal(new ProductOrder().setProductOrder_user(new User().setUser_id(Integer.valueOf(userId.toString()))), status_array);            logger.info("获取订单项信息及对应的产品信息");            for (ProductOrder order : productOrderList) {                List<ProductOrderItem> productOrderItemList = productOrderItemService.getListByOrderId(                        order.getProductOrder_id(), null                );                if (productOrderItemList != null) {                    for (ProductOrderItem productOrderItem : productOrderItemList) {                        Integer product_id = productOrderItem.getProductOrderItem_product().getProduct_id();                        Product product = productService.get(product_id);                        product.setSingleProductImageList(productImageService.getList(                                product_id, (byte) 0, new PageUtil(0, 1)                        ));                        productOrderItem.setProductOrderItem_product(product);                        if (order.getProductOrder_status() == 3) {                            productOrderItem.setIsReview(reviewService.getTotalByOrderItemId(                                    productOrderItem.getProductOrderItem_id()) > 0                            );                        }                    }                }                order.setProductOrderItemList(productOrderItemList);            }        }        pageUtil.setTotal(orderCount);         logger.info("获取产品分类列表信息");        List<Category> categoryList = categoryService.getList(null, new PageUtil(0, 5));         map.put("pageUtil", pageUtil);        map.put("productOrderList", productOrderList);        map.put("categoryList", categoryList);        map.put("status", status);         logger.info("转到前台天猫-订单列表页");        return "fore/orderListPage";    }     //转到前台天猫-订单建立页    @RequestMapping(value = "order/create/{product_id}", method = RequestMethod.GET)    public String goToOrderConfirmPage(@PathVariable("product_id") Integer product_id,                                       @RequestParam(required = false, defaultValue = "1") Short product_number,                                       Map<String, Object> map,                                       HttpSession session,                                       HttpServletRequest request) throws UnsupportedEncodingException {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        User user;        if (userId != null) {            logger.info("获取用户信息");            user = userService.get(Integer.parseInt(userId.toString()));            map.put("user", user);        } else {            return "redirect:/login";        }        logger.info("通过产品ID获取产品信息：{}", product_id);        Product product = productService.get(product_id);        if (product == null) {            return "redirect:/";        }        logger.info("获取产品的详细信息");        product.setProduct_category(categoryService.get(product.getProduct_category().getCategory_id()));        product.setSingleProductImageList(productImageService.getList(product_id, (byte) 0, new PageUtil(0, 1)));         logger.info("封装订单项对象");        ProductOrderItem productOrderItem = new ProductOrderItem();        productOrderItem.setProductOrderItem_product(product);        productOrderItem.setProductOrderItem_number(product_number);        productOrderItem.setProductOrderItem_price(product.getProduct_sale_price() * product_number);        productOrderItem.setProductOrderItem_user(new User().setUser_id(Integer.valueOf(userId.toString())));         //初始化订单地址信息        String addressId = "110000";        String cityAddressId = "110100";        String districtAddressId = "110101";        String detailsAddress = null;        String order_post = null;        String order_receiver = null;        String order_phone = null;        Cookie[] cookies = request.getCookies();        //如果读取到了浏览器Cookie        if (cookies != null) {            for (Cookie cookie : cookies) {                String cookieName = cookie.getName();                String cookieValue = cookie.getValue();                switch (cookieName) {                    case "addressId":                        addressId = cookieValue;                        break;                    case "cityAddressId":                        cityAddressId = cookieValue;                        break;                    case "districtAddressId":                        districtAddressId = cookieValue;                        break;                    case "order_post":                        order_post = URLDecoder.decode(cookieValue, "UTF-8");                        break;                    case "order_receiver":                        order_receiver = URLDecoder.decode(cookieValue, "UTF-8");                        break;                    case "order_phone":                        order_phone = URLDecoder.decode(cookieValue, "UTF-8");                        break;                    case "detailsAddress":                        detailsAddress = URLDecoder.decode(cookieValue, "UTF-8");                        break;                }            }        }        logger.info("获取省份信息");        List<Address> addressList = addressService.getRoot();        logger.info("获取addressId为{}的市级地址信息", addressId);        List<Address> cityAddress = addressService.getList(null, addressId);        logger.info("获取cityAddressId为{}的区级地址信息", cityAddressId);        List<Address> districtAddress = addressService.getList(null, cityAddressId);         List<ProductOrderItem> productOrderItemList = new ArrayList<>();        productOrderItemList.add(productOrderItem);         map.put("orderItemList", productOrderItemList);        map.put("addressList", addressList);        map.put("cityList", cityAddress);        map.put("districtList", districtAddress);        map.put("orderTotalPrice", productOrderItem.getProductOrderItem_price());         map.put("addressId", addressId);        map.put("cityAddressId", cityAddressId);        map.put("districtAddressId", districtAddressId);        map.put("order_post", order_post);        map.put("order_receiver", order_receiver);        map.put("order_phone", order_phone);        map.put("detailsAddress", detailsAddress);         logger.info("转到前台天猫-订单建立页");        return "fore/productBuyPage";    }     //转到前台天猫-购物车订单建立页    @RequestMapping(value = "order/create/byCart", method = RequestMethod.GET)    public String goToOrderConfirmPageByCart(Map<String, Object> map,                                             HttpSession session, HttpServletRequest request,                                             @RequestParam(required = false) Integer[] order_item_list) throws UnsupportedEncodingException {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        User user;        if (userId != null) {            logger.info("获取用户信息");            user = userService.get(Integer.parseInt(userId.toString()));            map.put("user", user);        } else {            return "redirect:/login";        }        if (order_item_list == null || order_item_list.length == 0) {            logger.warn("用户订单项数组不存在，回到购物车页");            return "redirect:/cart";        }        logger.info("通过订单项ID数组获取订单信息");        List<ProductOrderItem> orderItemList = new ArrayList<>(order_item_list.length);        for (Integer orderItem_id : order_item_list) {            orderItemList.add(productOrderItemService.get(orderItem_id));        }        logger.info("------检查订单项合法性------");        if (orderItemList.size() == 0) {            logger.warn("用户订单项获取失败，回到购物车页");            return "redirect:/cart";        }        for (ProductOrderItem orderItem : orderItemList) {            if (orderItem.getProductOrderItem_user().getUser_id() != userId) {                logger.warn("用户订单项与用户不匹配，回到购物车页");                return "redirect:/cart";            }            if (orderItem.getProductOrderItem_order() != null) {                logger.warn("用户订单项不属于购物车，回到购物车页");                return "redirect:/cart";            }        }        logger.info("验证通过，获取订单项的产品信息");        double orderTotalPrice = 0.0;        for (ProductOrderItem orderItem : orderItemList) {            Product product = productService.get(orderItem.getProductOrderItem_product().getProduct_id());            product.setProduct_category(categoryService.get(product.getProduct_category().getCategory_id()));            product.setSingleProductImageList(productImageService.getList(product.getProduct_id(), (byte) 0, new PageUtil(0, 1)));            orderItem.setProductOrderItem_product(product);            orderTotalPrice += orderItem.getProductOrderItem_price();        }        String addressId = "110000";        String cityAddressId = "110100";        String districtAddressId = "110101";        String detailsAddress = null;        String order_post = null;        String order_receiver = null;        String order_phone = null;        Cookie[] cookies = request.getCookies();        if (cookies != null) {            for (Cookie cookie : cookies) {                String cookieName = cookie.getName();                String cookieValue = cookie.getValue();                switch (cookieName) {                    case "addressId":                        addressId = cookieValue;                        break;                    case "cityAddressId":                        cityAddressId = cookieValue;                        break;                    case "districtAddressId":                        districtAddressId = cookieValue;                        break;                    case "order_post":                        order_post = URLDecoder.decode(cookieValue, "UTF-8");                        break;                    case "order_receiver":                        order_receiver = URLDecoder.decode(cookieValue, "UTF-8");                        break;                    case "order_phone":                        order_phone = URLDecoder.decode(cookieValue, "UTF-8");                        break;                    case "detailsAddress":                        detailsAddress = URLDecoder.decode(cookieValue, "UTF-8");                        break;                }            }        }        logger.info("获取省份信息");        List<Address> addressList = addressService.getRoot();        logger.info("获取addressId为{}的市级地址信息", addressId);        List<Address> cityAddress = addressService.getList(null, addressId);        logger.info("获取cityAddressId为{}的区级地址信息", cityAddressId);        List<Address> districtAddress = addressService.getList(null, cityAddressId);         map.put("orderItemList", orderItemList);        map.put("addressList", addressList);        map.put("cityList", cityAddress);        map.put("districtList", districtAddress);        map.put("orderTotalPrice", orderTotalPrice);         map.put("addressId", addressId);        map.put("cityAddressId", cityAddressId);        map.put("districtAddressId", districtAddressId);        map.put("order_post", order_post);        map.put("order_receiver", order_receiver);        map.put("order_phone", order_phone);        map.put("detailsAddress", detailsAddress);         logger.info("转到前台天猫-订单建立页");        return "fore/productBuyPage";    }     //转到前台天猫-订单支付页    @RequestMapping(value = "order/pay/{order_code}", method = RequestMethod.GET)    public String goToOrderPayPage(Map<String, Object> map, HttpSession session,                                   @PathVariable("order_code") String order_code) {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        User user;        if (userId != null) {            logger.info("获取用户信息");            user = userService.get(Integer.parseInt(userId.toString()));            map.put("user", user);        } else {            return "redirect:/login";        }        logger.info("------验证订单信息------");        logger.info("查询订单是否存在");        ProductOrder order = productOrderService.getByCode(order_code);        if (order == null) {            logger.warn("订单不存在，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证订单状态");        if (order.getProductOrder_status() != 0) {            logger.warn("订单状态不正确，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证用户与订单是否一致");        if (order.getProductOrder_user().getUser_id() != Integer.parseInt(userId.toString())) {            logger.warn("用户与订单信息不一致，返回订单列表页");            return "redirect:/order/0/10";        }        order.setProductOrderItemList(productOrderItemService.getListByOrderId(order.getProductOrder_id(), null));         double orderTotalPrice = 0.00;        if (order.getProductOrderItemList().size() == 1) {            logger.info("获取单订单项的产品信息");            ProductOrderItem productOrderItem = order.getProductOrderItemList().get(0);            Product product = productService.get(productOrderItem.getProductOrderItem_product().getProduct_id());            product.setProduct_category(categoryService.get(product.getProduct_category().getCategory_id()));            productOrderItem.setProductOrderItem_product(product);            orderTotalPrice = productOrderItem.getProductOrderItem_price();        } else {            for (ProductOrderItem productOrderItem : order.getProductOrderItemList()) {                orderTotalPrice += productOrderItem.getProductOrderItem_price();            }        }        logger.info("订单总金额为：{}元", orderTotalPrice);         map.put("productOrder", order);        map.put("orderTotalPrice", orderTotalPrice);         logger.info("转到前台天猫-订单支付页");        return "fore/productPayPage";    }     //转到前台天猫-订单支付成功页    @RequestMapping(value = "order/pay/success/{order_code}", method = RequestMethod.GET)    public String goToOrderPaySuccessPage(Map<String, Object> map, HttpSession session,                                          @PathVariable("order_code") String order_code) {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        User user;        if (userId != null) {            logger.info("获取用户信息");            user = userService.get(Integer.parseInt(userId.toString()));            map.put("user", user);        } else {            return "redirect:/login";        }        logger.info("------验证订单信息------");        logger.info("查询订单是否存在");        ProductOrder order = productOrderService.getByCode(order_code);        if (order == null) {            logger.warn("订单不存在，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证订单状态");        if (order.getProductOrder_status() != 1) {            logger.warn("订单状态不正确，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证用户与订单是否一致");        if (order.getProductOrder_user().getUser_id() != Integer.parseInt(userId.toString())) {            logger.warn("用户与订单信息不一致，返回订单列表页");            return "redirect:/order/0/10";        }        order.setProductOrderItemList(productOrderItemService.getListByOrderId(order.getProductOrder_id(), null));         double orderTotalPrice = 0.00;        if (order.getProductOrderItemList().size() == 1) {            logger.info("获取单订单项的产品信息");            ProductOrderItem productOrderItem = order.getProductOrderItemList().get(0);//            Product pro = pro.setProduct_id(productOrderItem.getProductOrderItem_product().getProduct_id());            Product pro = productService.get(productOrderItem.getProductOrderItem_product().getProduct_id());            System.out.println(pro.getProduct_stock_count());            System.out.println(productOrderItem.getProductOrderItem_number());            pro.setProduct_stock_count(pro.getProduct_stock_count()-productOrderItem.getProductOrderItem_number());//            此处减库存            productService.update(pro);            orderTotalPrice = productOrderItem.getProductOrderItem_price();        } else {            for (ProductOrderItem productOrderItem : order.getProductOrderItemList()) {               Product pro = productService.get(productOrderItem.getProductOrderItem_product().getProduct_id());                   System.out.println(pro.getProduct_stock_count());                   System.out.println(productOrderItem.getProductOrderItem_number());                   pro.setProduct_stock_count(pro.getProduct_stock_count()-productOrderItem.getProductOrderItem_number());//                   此处减库存                   productService.update(pro);                orderTotalPrice += productOrderItem.getProductOrderItem_price();            }        }        logger.info("订单总金额为：{}元", orderTotalPrice);         logger.info("获取订单详情-地址信息");        Address address = addressService.get(order.getProductOrder_address().getAddress_areaId());        Stack<String> addressStack = new Stack<>();        //详细地址        addressStack.push(order.getProductOrder_detail_address());        //最后一级地址        addressStack.push(address.getAddress_name() + " ");        //如果不是第一级地址        while (!address.getAddress_areaId().equals(address.getAddress_regionId().getAddress_areaId())) {            address = addressService.get(address.getAddress_regionId().getAddress_areaId());            addressStack.push(address.getAddress_name() + " ");        }        StringBuilder builder = new StringBuilder();        while (!addressStack.empty()) {            builder.append(addressStack.pop());        }        logger.info("订单地址字符串：{}", builder);        order.setProductOrder_detail_address(builder.toString());         map.put("productOrder", order);        map.put("orderTotalPrice", orderTotalPrice);         logger.info("转到前台天猫-订单支付成功页");        return "fore/productPaySuccessPage";    }     //转到前台天猫-订单确认页    @RequestMapping(value = "order/confirm/{order_code}", method = RequestMethod.GET)    public String goToOrderConfirmPage(Map<String, Object> map, HttpSession session,                                       @PathVariable("order_code") String order_code) {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        User user;        if (userId != null) {            logger.info("获取用户信息");            user = userService.get(Integer.parseInt(userId.toString()));            map.put("user", user);        } else {            return "redirect:/login";        }        logger.info("------验证订单信息------");        logger.info("查询订单是否存在");        ProductOrder order = productOrderService.getByCode(order_code);        if (order == null) {            logger.warn("订单不存在，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证订单状态");        if (order.getProductOrder_status() != 2) {            logger.warn("订单状态不正确，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证用户与订单是否一致");        if (order.getProductOrder_user().getUser_id() != Integer.parseInt(userId.toString())) {            logger.warn("用户与订单信息不一致，返回订单列表页");            return "redirect:/order/0/10";        }        order.setProductOrderItemList(productOrderItemService.getListByOrderId(order.getProductOrder_id(), null));         double orderTotalPrice = 0.00;        if (order.getProductOrderItemList().size() == 1) {            logger.info("获取单订单项的产品信息");            ProductOrderItem productOrderItem = order.getProductOrderItemList().get(0);            Integer product_id = productOrderItem.getProductOrderItem_product().getProduct_id();            Product product = productService.get(product_id);            product.setSingleProductImageList(productImageService.getList(product_id, (byte) 0, new PageUtil(0, 1)));            productOrderItem.setProductOrderItem_product(product);            orderTotalPrice = productOrderItem.getProductOrderItem_price();        } else {            logger.info("获取多订单项的产品信息");            for (ProductOrderItem productOrderItem : order.getProductOrderItemList()) {                Integer product_id = productOrderItem.getProductOrderItem_product().getProduct_id();                Product product = productService.get(product_id);                product.setSingleProductImageList(productImageService.getList(product_id, (byte) 0, new PageUtil(0, 1)));                productOrderItem.setProductOrderItem_product(product);                orderTotalPrice += productOrderItem.getProductOrderItem_price();            }        }        logger.info("订单总金额为：{}元", orderTotalPrice);         map.put("productOrder", order);        map.put("orderTotalPrice", orderTotalPrice);         logger.info("转到前台天猫-订单确认页");        return "fore/orderConfirmPage";    }     //转到前台天猫-订单完成页    @RequestMapping(value = "order/success/{order_code}", method = RequestMethod.GET)    public String goToOrderSuccessPage(Map<String, Object> map, HttpSession session,                                       @PathVariable("order_code") String order_code) {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        User user;        if (userId != null) {            logger.info("获取用户信息");            user = userService.get(Integer.parseInt(userId.toString()));            map.put("user", user);        } else {            return "redirect:/login";        }        logger.info("------验证订单信息------");        logger.info("查询订单是否存在");        ProductOrder order = productOrderService.getByCode(order_code);        if (order == null) {            logger.warn("订单不存在，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证订单状态");        if (order.getProductOrder_status() != 3) {            logger.warn("订单状态不正确，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证用户与订单是否一致");        if (order.getProductOrder_user().getUser_id() != Integer.parseInt(userId.toString())) {            logger.warn("用户与订单信息不一致，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("获取订单中订单项数量");        Integer count = productOrderItemService.getTotalByOrderId(order.getProductOrder_id());        Product product = null;        if (count == 1) {            logger.info("获取订单中的唯一订单项");            ProductOrderItem productOrderItem = productOrderItemService.getListByOrderId(order.getProductOrder_id(), new PageUtil(0, 1)).get(0);            if (productOrderItem != null) {                logger.info("获取订单项评论数量");                count = reviewService.getTotalByOrderItemId(productOrderItem.getProductOrderItem_id());                if (count == 0) {                    logger.info("获取订单项产品信息");                    product = productService.get(productOrderItem.getProductOrderItem_product().getProduct_id());                    if (product != null) {                        product.setSingleProductImageList(productImageService.getList(product.getProduct_id(), (byte) 0, new PageUtil(0, 1)));                    }                }            }            map.put("orderItem", productOrderItem);        }         map.put("product", product);         logger.info("转到前台天猫-订单完成页");        return "fore/orderSuccessPage";    }     //转到前台天猫-购物车页    @RequestMapping(value = "cart", method = RequestMethod.GET)    public String goToCartPage(Map<String, Object> map, HttpSession session) {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        User user;        if (userId != null) {            logger.info("获取用户信息");            user = userService.get(Integer.parseInt(userId.toString()));            map.put("user", user);        } else {            return "redirect:/login";        }        logger.info("获取用户购物车信息");        List<ProductOrderItem> orderItemList = productOrderItemService.getListByUserId(Integer.valueOf(userId.toString()), null);        Integer orderItemTotal = 0;        if (orderItemList.size() > 0) {            logger.info("获取用户购物车的商品总数");            orderItemTotal = productOrderItemService.getTotalByUserId(Integer.valueOf(userId.toString()));            logger.info("获取用户购物车内的商品信息");            for (ProductOrderItem orderItem : orderItemList) {                Integer product_id = orderItem.getProductOrderItem_product().getProduct_id();                Product product = productService.get(product_id);                product.setSingleProductImageList(productImageService.getList(product_id, (byte) 0, null));                product.setProduct_category(categoryService.get(product.getProduct_category().getCategory_id()));                orderItem.setProductOrderItem_product(product);            }        }        map.put("orderItemList", orderItemList);        map.put("orderItemTotal", orderItemTotal);         logger.info("转到前台天猫-购物车页");        return "fore/productBuyCarPage";    }     //更新订单信息为已支付，待发货-ajax    @ResponseBody    @RequestMapping(value = "order/pay/{order_code}", method = RequestMethod.PUT)    public String orderPay(HttpSession session, @PathVariable("order_code") String order_code) {        JSONObject object = new JSONObject();        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            object.put("success", false);            object.put("url", "/login");            return object.toJSONString();        }        logger.info("------验证订单信息------");        logger.info("查询订单是否存在");        ProductOrder order = productOrderService.getByCode(order_code);        if (order == null) {            logger.warn("订单不存在，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        logger.info("验证订单状态");        if (order.getProductOrder_status() != 0) {            logger.warn("订单状态不正确，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        logger.info("验证用户与订单是否一致");        if (order.getProductOrder_user().getUser_id() != Integer.parseInt(userId.toString())) {            logger.warn("用户与订单信息不一致，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        order.setProductOrderItemList(productOrderItemService.getListByOrderId(order.getProductOrder_id(), null));         double orderTotalPrice = 0.00;        if (order.getProductOrderItemList().size() == 1) {            logger.info("获取单订单项的产品信息");            ProductOrderItem productOrderItem = order.getProductOrderItemList().get(0);            Product product = productService.get(productOrderItem.getProductOrderItem_product().getProduct_id());            product.setProduct_category(categoryService.get(product.getProduct_category().getCategory_id()));            productOrderItem.setProductOrderItem_product(product);            orderTotalPrice = productOrderItem.getProductOrderItem_price();            logger.info("更新产品销量信息");            Product updateProduct = new Product()                    .setProduct_id(product.getProduct_id())                    .setProduct_sale_count(product.getProduct_sale_count() + productOrderItem.getProductOrderItem_number());            logger.info("更新产品信息，产品ID值为：{}", product.getProduct_id());            boolean yn = productService.update(updateProduct);            if (!yn) {                logger.info("产品销量信息更新失败！事务回滚");                object.put("success", false);                throw new RuntimeException();            }            logger.info("产品销量信息更新成功！");        } else {            for (ProductOrderItem productOrderItem : order.getProductOrderItemList()) {                Product product = productService.get(productOrderItem.getProductOrderItem_product().getProduct_id());                logger.info("更新产品销量信息");                Product updateProduct = new Product()                        .setProduct_id(product.getProduct_id())                        .setProduct_sale_count(product.getProduct_sale_count() + productOrderItem.getProductOrderItem_number());                logger.info("更新产品信息，产品ID值为：{}", product.getProduct_id());                boolean yn = productService.update(updateProduct);                if (!yn) {                    logger.info("产品销量信息更新失败！事务回滚");                    object.put("success", false);                    throw new RuntimeException();                }                logger.info("产品销量信息更新成功！");                orderTotalPrice += productOrderItem.getProductOrderItem_price();            }        }        logger.info("总共支付金额为：{}元", orderTotalPrice);        logger.info("更新订单信息");        ProductOrder productOrder = new ProductOrder()                .setProductOrder_id(order.getProductOrder_id())                .setProductOrder_pay_date(new Date())                .setProductOrder_status((byte) 1);         boolean yn = productOrderService.update(productOrder);        if (yn) {            object.put("success", true);            object.put("url", "/order/pay/success/" + order_code);        } else {            object.put("success", false);            object.put("url", "/order/0/10");        }        return object.toJSONString();    }     //更新订单信息为已发货，待确认-ajax    @RequestMapping(value = "order/delivery/{order_code}", method = RequestMethod.GET)    public String orderDelivery(HttpSession session, @PathVariable("order_code") String order_code) {        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            return "redirect:/order/0/10";        }        logger.info("------验证订单信息------");        logger.info("查询订单是否存在");        ProductOrder order = productOrderService.getByCode(order_code);        if (order == null) {            logger.warn("订单不存在，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证订单状态");        if (order.getProductOrder_status() != 1) {            logger.warn("订单状态不正确，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("验证用户与订单是否一致");        if (order.getProductOrder_user().getUser_id() != Integer.parseInt(userId.toString())) {            logger.warn("用户与订单信息不一致，返回订单列表页");            return "redirect:/order/0/10";        }        logger.info("更新订单信息");        ProductOrder productOrder = new ProductOrder()                .setProductOrder_id(order.getProductOrder_id())                .setProductOrder_delivery_date(new Date())                .setProductOrder_status((byte) 2);         productOrderService.update(productOrder);         return "redirect:/order/0/10";    }     //更新订单信息为交易成功-ajax    @ResponseBody    @RequestMapping(value = "order/success/{order_code}", method = RequestMethod.PUT, produces = "application/json;charset=utf-8")    public String orderSuccess(HttpSession session, @PathVariable("order_code") String order_code) {        JSONObject object = new JSONObject();        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            object.put("success", false);            object.put("url", "/login");            return object.toJSONString();        }        logger.info("------验证订单信息------");        logger.info("查询订单是否存在");        ProductOrder order = productOrderService.getByCode(order_code);        if (order == null) {            logger.warn("订单不存在，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        logger.info("验证订单状态");        if (order.getProductOrder_status() != 2) {            logger.warn("订单状态不正确，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        logger.info("验证用户与订单是否一致");        if (order.getProductOrder_user().getUser_id() != Integer.parseInt(userId.toString())) {            logger.warn("用户与订单信息不一致，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        logger.info("更新订单信息");        ProductOrder productOrder = new ProductOrder()                .setProductOrder_id(order.getProductOrder_id())                .setProductOrder_status((byte) 3)                .setProductOrder_confirm_date(new Date());         boolean yn = productOrderService.update(productOrder);        if (yn) {            object.put("success", true);        } else {            object.put("success", false);        }        return object.toJSONString();    }     //更新订单信息为交易关闭-ajax    @ResponseBody    @RequestMapping(value = "order/close/{order_code}", method = RequestMethod.PUT, produces = "application/json;charset=utf-8")    public String orderClose(HttpSession session, @PathVariable("order_code") String order_code) {        JSONObject object = new JSONObject();        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            object.put("success", false);            object.put("url", "/login");            return object.toJSONString();        }        logger.info("------验证订单信息------");        logger.info("查询订单是否存在");        ProductOrder order = productOrderService.getByCode(order_code);        if (order == null) {            logger.warn("订单不存在，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        logger.info("验证订单状态");        if (order.getProductOrder_status() != 0) {            logger.warn("订单状态不正确，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        logger.info("验证用户与订单是否一致");        if (order.getProductOrder_user().getUser_id() != Integer.parseInt(userId.toString())) {            logger.warn("用户与订单信息不一致，返回订单列表页");            object.put("success", false);            object.put("url", "/order/0/10");            return object.toJSONString();        }        logger.info("更新订单信息");        ProductOrder productOrder = new ProductOrder()                .setProductOrder_id(order.getProductOrder_id())                .setProductOrder_status((byte) 4);         boolean yn = productOrderService.update(productOrder);        if (yn) {            object.put("success", true);        } else {            object.put("success", false);        }        return object.toJSONString();    }     //更新购物车订单项数量-ajax    @ResponseBody    @RequestMapping(value = "orderItem", method = RequestMethod.PUT, produces = "application/json;charset=utf-8")    public String updateOrderItem(HttpSession session, Map<String, Object> map, HttpServletResponse response,                                  @RequestParam String orderItemMap) {        JSONObject object = new JSONObject();        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            object.put("success", false);            return object.toJSONString();        }         JSONObject orderItemString = JSON.parseObject(orderItemMap);        Set<String> orderItemIDSet = orderItemString.keySet();        if (orderItemIDSet.size() > 0) {            logger.info("更新产品订单项数量");            for (String key : orderItemIDSet) {                ProductOrderItem productOrderItem = productOrderItemService.get(Integer.valueOf(key));                if (productOrderItem == null || !productOrderItem.getProductOrderItem_user().getUser_id().equals(userId)) {                    logger.warn("订单项为空或用户状态不一致！");                    object.put("success", false);                    return object.toJSONString();                }                if (productOrderItem.getProductOrderItem_order() != null) {                    logger.warn("用户订单项不属于购物车，回到购物车页");                    return "redirect:/cart";                }                Short number = Short.valueOf(orderItemString.getString(key));                if (number <= 0 || number > 500) {                    logger.warn("订单项产品数量不合法！");                    object.put("success", false);                    return object.toJSONString();                }                double price = productOrderItem.getProductOrderItem_price() / productOrderItem.getProductOrderItem_number();                Boolean yn = productOrderItemService.update(new ProductOrderItem().setProductOrderItem_id(Integer.valueOf(key)).setProductOrderItem_number(number).setProductOrderItem_price(number * price));                if (!yn) {                    throw new RuntimeException();                }            }            Object[] orderItemIDArray = orderItemIDSet.toArray();            object.put("success", true);            object.put("orderItemIDArray", orderItemIDArray);            return object.toJSONString();        } else {            logger.warn("无订单项可以处理");            object.put("success", false);            return object.toJSONString();        }    }     //创建新订单-单订单项-ajax    @ResponseBody    @RequestMapping(value = "order", method = RequestMethod.POST, produces = "application/json;charset=utf-8")    public String createOrderByOne(HttpSession session, Map<String, Object> map, HttpServletResponse response,                                   @RequestParam String addressId,                                   @RequestParam String cityAddressId,                                   @RequestParam String districtAddressId,                                   @RequestParam String productOrder_detail_address,                                   @RequestParam String productOrder_post,                                   @RequestParam String productOrder_receiver,                                   @RequestParam String productOrder_mobile,                                   @RequestParam String userMessage,                                   @RequestParam Integer orderItem_product_id,                                   @RequestParam Short orderItem_number) throws UnsupportedEncodingException {        JSONObject object = new JSONObject();        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            object.put("success", false);            object.put("url", "/login");            return object.toJSONString();        }        Product product = productService.get(orderItem_product_id);               if (product == null) {            object.put("success", false);            object.put("url", "/");            return object.toJSONString();        }    if(product.getProduct_stock_count()<orderItem_number) {    object.put("success", false);            object.put("url", "/not");            return object.toJSONString();        }        logger.info("将收货地址等相关信息存入Cookie中,便于下次使用");        Cookie[] cookies = new Cookie[]{                new Cookie("addressId", addressId),                new Cookie("cityAddressId", cityAddressId),                new Cookie("districtAddressId", districtAddressId),                new Cookie("order_post", URLEncoder.encode(productOrder_post, "UTF-8")),                new Cookie("order_receiver", URLEncoder.encode(productOrder_receiver, "UTF-8")),                new Cookie("order_phone", URLEncoder.encode(productOrder_mobile, "UTF-8")),                new Cookie("detailsAddress", URLEncoder.encode(productOrder_detail_address, "UTF-8"))        };        int maxAge = 60 * 60 * 24 * 365;        for(Cookie cookie : cookies){            //设置过期时间为一年            cookie.setMaxAge(maxAge);            //存储Cookie            response.addCookie(cookie);        }        StringBuffer productOrder_code = new StringBuffer()                .append(new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()))                .append(0)                .append(userId);        logger.info("生成的订单号为：{}", productOrder_code);        logger.info("整合订单对象");        ProductOrder productOrder = new ProductOrder()                .setProductOrder_status((byte) 0)                .setProductOrder_address(new Address().setAddress_areaId(districtAddressId))                .setProductOrder_post(productOrder_post)                .setProductOrder_user(new User().setUser_id(Integer.valueOf(userId.toString())))                .setProductOrder_mobile(productOrder_mobile)                .setProductOrder_receiver(productOrder_receiver)                .setProductOrder_detail_address(productOrder_detail_address)                .setProductOrder_pay_date(new Date())                .setProductOrder_code(productOrder_code.toString());        Boolean yn = productOrderService.add(productOrder);        if (!yn) {            throw new RuntimeException();        }        Integer order_id = lastIDService.selectLastID();        logger.info("整合订单项对象");        ProductOrderItem productOrderItem = new ProductOrderItem()                .setProductOrderItem_user(new User().setUser_id(Integer.valueOf(userId.toString())))                .setProductOrderItem_product(productService.get(orderItem_product_id))                .setProductOrderItem_number(orderItem_number)                .setProductOrderItem_price(product.getProduct_sale_price() * orderItem_number)                .setProductOrderItem_userMessage(userMessage)                .setProductOrderItem_order(new ProductOrder().setProductOrder_id(order_id));        yn = productOrderItemService.add(productOrderItem);        if (!yn) {            throw new RuntimeException();        }         object.put("success", true);        object.put("url", "/order/pay/" + productOrder.getProductOrder_code());        return object.toJSONString();    }     //创建新订单-多订单项-ajax    @ResponseBody    @RequestMapping(value = "order/list", method = RequestMethod.POST, produces = "application/json;charset=utf-8")    public String createOrderByList(HttpSession session, Map<String, Object> map, HttpServletResponse response,                                    @RequestParam String addressId,                                    @RequestParam String cityAddressId,                                    @RequestParam String districtAddressId,                                    @RequestParam String productOrder_detail_address,                                    @RequestParam String productOrder_post,                                    @RequestParam String productOrder_receiver,                                    @RequestParam String productOrder_mobile,                                    @RequestParam String orderItemJSON) throws UnsupportedEncodingException {        JSONObject object = new JSONObject();        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            object.put("success", false);            object.put("url", "/login");            return object.toJSONString();        }        JSONObject orderItemMap = JSONObject.parseObject(orderItemJSON);        Set<String> orderItem_id = orderItemMap.keySet();        List<ProductOrderItem> productOrderItemList = new ArrayList<>(3);        if (orderItem_id.size() > 0) {            for (String id : orderItem_id) {                ProductOrderItem orderItem = productOrderItemService.get(Integer.valueOf(id));                if (orderItem == null || !orderItem.getProductOrderItem_user().getUser_id().equals(userId)) {                    logger.warn("订单项为空或用户状态不一致！");                    object.put("success", false);                    object.put("url", "/cart");                    return object.toJSONString();                }                if(orderItem.getProductOrderItem_product().getProduct_stock_count()<orderItem.getProductOrderItem_number()) {            object.put("success", false);                    object.put("url", "/not");                    return object.toJSONString();                }                if (orderItem.getProductOrderItem_order() != null) {                    logger.warn("用户订单项不属于购物车，回到购物车页");                    object.put("success", false);                    object.put("url", "/cart");                    return object.toJSONString();                }                boolean yn = productOrderItemService.update(new ProductOrderItem().setProductOrderItem_id(Integer.valueOf(id)).setProductOrderItem_userMessage(orderItemMap.getString(id)));                if (!yn) {                    throw new RuntimeException();                }                orderItem.setProductOrderItem_product(productService.get(orderItem.getProductOrderItem_product().getProduct_id()));                productOrderItemList.add(orderItem);            }        } else {            object.put("success", false);            object.put("url", "/cart");            return object.toJSONString();        }        logger.info("将收货地址等相关信息存入Cookie中,便于下次使用");        Cookie[] cookies = new Cookie[]{                new Cookie("addressId", addressId),                new Cookie("cityAddressId", cityAddressId),                new Cookie("districtAddressId", districtAddressId),                new Cookie("order_post", URLEncoder.encode(productOrder_post, "UTF-8")),                new Cookie("order_receiver", URLEncoder.encode(productOrder_receiver, "UTF-8")),                new Cookie("order_phone", URLEncoder.encode(productOrder_mobile, "UTF-8")),                new Cookie("detailsAddress", URLEncoder.encode(productOrder_detail_address, "UTF-8"))        };        int maxAge = 60 * 60 * 24 * 365;        for(Cookie cookie : cookies){            //设置过期时间为一年            cookie.setMaxAge(maxAge);            //存储Cookie            response.addCookie(cookie);        }        StringBuffer productOrder_code = new StringBuffer()                .append(new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()))                .append(0)                .append(userId);        logger.info("生成的订单号为：{}", productOrder_code);        logger.info("整合订单对象");        ProductOrder productOrder = new ProductOrder()                .setProductOrder_status((byte) 0)                .setProductOrder_address(new Address().setAddress_areaId(districtAddressId))                .setProductOrder_post(productOrder_post)                .setProductOrder_user(new User().setUser_id(Integer.valueOf(userId.toString())))                .setProductOrder_mobile(productOrder_mobile)                .setProductOrder_receiver(productOrder_receiver)                .setProductOrder_detail_address(productOrder_detail_address)                .setProductOrder_pay_date(new Date())                .setProductOrder_code(productOrder_code.toString());        Boolean yn = productOrderService.add(productOrder);        if (!yn) {            throw new RuntimeException();        }        Integer order_id = lastIDService.selectLastID();        logger.info("整合订单项对象");        for (ProductOrderItem orderItem : productOrderItemList) {            orderItem.setProductOrderItem_order(new ProductOrder().setProductOrder_id(order_id));            yn = productOrderItemService.update(orderItem);        }        if (!yn) {            throw new RuntimeException();        }         object.put("success", true);        object.put("url", "/order/pay/" + productOrder.getProductOrder_code());        return object.toJSONString();    }     //创建订单项-购物车-ajax    @ResponseBody    @RequestMapping(value = "orderItem/create/{product_id}", method = RequestMethod.POST, produces = "application/json;charset=utf-8")    public String createOrderItem(@PathVariable("product_id") Integer product_id,                                  @RequestParam(required = false, defaultValue = "1") Short product_number,                                  HttpSession session,                                  HttpServletRequest request) {        JSONObject object = new JSONObject();        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            object.put("url", "/login");            object.put("success", false);            return object.toJSONString();        }         logger.info("通过产品ID获取产品信息：{}", product_id);        Product product = productService.get(product_id);        if (product == null) {            object.put("url", "/login");            object.put("success", false);            return object.toJSONString();        }         ProductOrderItem productOrderItem = new ProductOrderItem();        logger.info("检查用户的购物车项");        List<ProductOrderItem> orderItemList = productOrderItemService.getListByUserId(Integer.valueOf(userId.toString()), null);        for (ProductOrderItem orderItem : orderItemList) {            if (orderItem.getProductOrderItem_product().getProduct_id().equals(product_id)) {                logger.info("找到已有的产品，进行数量追加");                int number = orderItem.getProductOrderItem_number();                number += 1;                productOrderItem.setProductOrderItem_id(orderItem.getProductOrderItem_id());                productOrderItem.setProductOrderItem_number((short) number);                productOrderItem.setProductOrderItem_price(number * product.getProduct_sale_price());                boolean yn = productOrderItemService.update(productOrderItem);                if (yn) {                    object.put("success", true);                } else {                    object.put("success", false);                }                return object.toJSONString();            }        }        logger.info("封装订单项对象");        productOrderItem.setProductOrderItem_product(product);        productOrderItem.setProductOrderItem_number(product_number);        productOrderItem.setProductOrderItem_price(product.getProduct_sale_price() * product_number);        productOrderItem.setProductOrderItem_user(new User().setUser_id(Integer.valueOf(userId.toString())));        boolean yn = productOrderItemService.add(productOrderItem);        if (yn) {            object.put("success", true);        } else {            object.put("success", false);        }        return object.toJSONString();    }     //删除订单项-购物车-ajax    @ResponseBody    @RequestMapping(value = "orderItem/{orderItem_id}", method = RequestMethod.DELETE, produces = "application/json;charset=utf-8")    public String deleteOrderItem(@PathVariable("orderItem_id") Integer orderItem_id,                                  HttpSession session,                                  HttpServletRequest request) {        JSONObject object = new JSONObject();        logger.info("检查用户是否登录");        Object userId = checkUser(session);        if (userId == null) {            object.put("url", "/login");            object.put("success", false);            return object.toJSONString();        }        logger.info("检查用户的购物车项");        List<ProductOrderItem> orderItemList = productOrderItemService.getListByUserId(Integer.valueOf(userId.toString()), null);        boolean isMine = false;        for (ProductOrderItem orderItem : orderItemList) {            logger.info("找到匹配的购物车项");            if (orderItem.getProductOrderItem_id().equals(orderItem_id)) {                isMine = true;                break;            }        }        if (isMine) {            logger.info("删除订单项信息");            boolean yn = productOrderItemService.deleteList(new Integer[]{orderItem_id});            if (yn) {                object.put("success", true);            } else {                object.put("success", false);            }        } else {            object.put("success", false);        }        return object.toJSONString();    }}

用户登录页:

@Controllerpublic class ForeLoginController extends BaseController {    @Resource(name = "userService")    private UserService userService;     //转到前台天猫-登录页    @RequestMapping(value = "login", method = RequestMethod.GET)    public String goToPage(HttpSession session, Map<String, Object> map) {        logger.info("转到前台天猫-登录页");        return "fore/loginPage";    }    @RequestMapping(value = "not", method = RequestMethod.GET)    public String not(HttpSession session, Map<String, Object> map) {        logger.info("转到cuwu页");        return "fore/not";    }    //登陆验证-ajax    @ResponseBody    @RequestMapping(value = "login/doLogin", method = RequestMethod.POST, produces = "application/json;charset=utf-8")    public String checkLogin(HttpSession session, @RequestParam String username, @RequestParam String password) {        logger.info("用户验证登录");        User user = userService.login(username, password);         JSONObject jsonObject = new JSONObject();        if (user == null) {            logger.info("登录验证失败");            jsonObject.put("success", false);        } else {            logger.info("登录验证成功,用户ID传入会话");            session.setAttribute("userId", user.getUser_id());            jsonObject.put("success", true);        }        return jsonObject.toJSONString();    }     //退出当前账号    @RequestMapping(value = "login/logout", method = RequestMethod.GET)    public String logout(HttpSession session) {        Object o = session.getAttribute("userId");        if (o != null) {            session.removeAttribute("userId");            session.invalidate();            logger.info("登录信息已清除，返回用户登录页");        }        return "redirect:/login";    }}

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