如何Java分析家居购物商城系统

@Controller
@RequestMapping("/order")
public class OrderController {
    @Autowired
    private OrderService orderService;
 
    /**
     * 打开订单列表页面
     *
     * @return
     */
    @RequestMapping("/toList.html")
    public String toOrderList() {
        return "mall/order/list";
    }
 
    /**
     * 查询用户订单列表
     *
     * @param request
     * @return
     */
    @RequestMapping("/list.do")
    @ResponseBody
    public ResultBean<List<Order>> listData(HttpServletRequest request) {
        List<Order> orders = orderService.findUserOrder(request);
        return new ResultBean<>(orders);
    }
 
    /**
     * 查询订单详情
     *
     * @param orderId
     * @return
     */
    @RequestMapping("/getDetail.do")
    @ResponseBody
    public ResultBean<List<OrderItem>> getDetail(int orderId) {
        List<OrderItem> orderItems = orderService.findItems(orderId);
        return new ResultBean<>(orderItems);
    }
 
    /**
     * 提交订单
     *
     * @param name
     * @param phone
     * @param addr
     * @param request
     * @param response
     */
    @RequestMapping("/submit.do")
    public void submit(String name,
                       String phone,
                       String addr,
                       HttpServletRequest request,
                       HttpServletResponse response) throws Exception {
        orderService.submit(name, phone, addr, request, response);
    }
 
    /**
     * 支付方法
     *
     * @param orderId
     */
    @RequestMapping("pay.do")
    @ResponseBody
    public ResultBean<Boolean> pay(int orderId, HttpServletResponse response) throws IOException {
        orderService.pay(orderId);
        return new ResultBean<>(true);
    }
 
    /**
     * 确认收货
     * @param orderId
     * @param response
     * @return
     * @throws IOException
     */
    @RequestMapping("receive.do")
    @ResponseBody
    public ResultBean<Boolean> receive(int orderId, HttpServletResponse response) throws IOException {
        orderService.receive(orderId);
        return new ResultBean<>(true);
    }
 
 
}

@Controller
@RequestMapping("/product")
public class ProductController {
    @Autowired
    private ProductService productService;
    @Autowired
    private ClassificationService classificationService;
    @Autowired
    private ShopCartService shopCartService;
 
    /**
     * 获取商品信息
     *
     * @param id
     * @return
     */
    @RequestMapping("/get.do")
    public ResultBean<Product> getProduct(int id) {
        Product product = productService.findById(id);
        return new ResultBean<>(product);
    }
 
    /**
     * 打开商品详情页面
     *
     * @param id
     * @param map
     * @return
     */
    @RequestMapping("/get.html")
    public String toProductPage(int id, Map<String, Object> map) {
        Product product = productService.findById(id);
        map.put("product", product);
        return "mall/product/info";
    }
 
    /**
     * 查找热门商品
     *
     * @return
     */
    @ResponseBody
    @RequestMapping("/hot.do")
    public ResultBean<List<Product>> getHotProduct() {
        List<Product> products = productService.findHotProduct();
        return new ResultBean<>(products);
    }
 
    /**
     * 查找最新商品
     *
     * @param pageNo
     * @param pageSize
     * @return
     */
    @ResponseBody
    @RequestMapping("/new.do")
    public ResultBean<List<Product>> getNewProduct(int pageNo, int pageSize) {
        Pageable pageable = new PageRequest(pageNo, pageSize);
        List<Product> products = productService.findNewProduct(pageable);
        return new ResultBean<>(products);
    }
 
    /**
     * 打开分类查看商品页面
     *
     * @return
     */
    @RequestMapping("/category.html")
    public String toCatePage(int cid, Map<String, Object> map) {
        Classification classification = classificationService.findById(cid);
        map.put("category", classification);
        return "mall/product/category";
    }
 
    @RequestMapping("/toCart.html")
    public String toCart(){
        return "mall/product/cart";
    }
 
    /**
     * 按一级分类查找商品
     *
     * @param cid
     * @param pageNo
     * @param pageSize
     * @return
     */
    @ResponseBody
    @RequestMapping("/category.do")
    public ResultBean<List<Product>> getCategoryProduct(int cid, int pageNo, int pageSize) {
        Pageable pageable = new PageRequest(pageNo, pageSize);
        List<Product> products = productService.findByCid(cid, pageable);
        return new ResultBean<>(products);
    }
 
    /**
     * 按二级分类查找商品
     *
     * @param csId
     * @param pageNo
     * @param pageSize
     * @return
     */
    @ResponseBody
    @RequestMapping("/categorySec.do")
    public ResultBean<List<Product>> getCategorySecProduct(int csId, int pageNo, int pageSize) {
        Pageable pageable = new PageRequest(pageNo, pageSize);
        List<Product> products = productService.findByCsid(csId, pageable);
        return new ResultBean<>(products);
    }
 
    /**
     * 根据一级分类查询它所有的二级分类
     * @param cid
     * @return
     */
    @ResponseBody
    @RequestMapping("/getCategorySec.do")
    public ResultBean<List<Classification>> getCategorySec(int cid){
        List<Classification> list = classificationService.findByParentId(cid);
        return new ResultBean<>(list);
    }
 
    /**
     * 加购物车
     *
     * @param productId
     * @param request
     * @return
     */
    @ResponseBody
    @RequestMapping("/addCart.do")
    public ResultBean<Boolean> addToCart(int productId, HttpServletRequest request) throws Exception {
        shopCartService.addCart(productId, request);
        return new ResultBean<>(true);
    }
 
    /**
     * 移除购物车
     *
     * @param productId
     * @param request
     * @return
     */
    @ResponseBody
    @RequestMapping("/delCart.do")
    public ResultBean<Boolean> delToCart(int productId, HttpServletRequest request) throws Exception {
        shopCartService.remove(productId, request);
        return new ResultBean<>(true);
    }
 
    /**
     * 查看购物车商品
     * @param request
     * @return
     */
    @ResponseBody
    @RequestMapping("/listCart.do")
    public ResultBean<List<OrderItem>> listCart(HttpServletRequest request) throws Exception {
        List<OrderItem> orderItems = shopCartService.listCart(request);
        return new ResultBean<>(orderItems);
    }
 
 
}