SSM_jsp实现汽车销售管理系统

1.技术介绍
java+springmvc+spring+Mybatis+mysql+jsp
开发工具：eclipse或IDEA
2.主要功能说明：
用户登录、汽车首页浏览、个人信息、我的订单、收藏、地址管理、下单、支付、用户管理、商品管理、订单管理、活动管理
3.部分代码展示：

/车辆商品管理
@Controller
@RequestMapping("/admin/goods")
public class GoodsController {

    @Autowired
    private GoodsService goodsService;

    @RequestMapping("/showjson")
    @ResponseBody
    public Msg getAllGoods(@RequestParam(value = "page", defaultValue = "1") Integer pn, HttpServletResponse response, Model model, HttpSession session) {
        Admin admin = (Admin) session.getAttribute("admin");
        if (admin == null) {
            return Msg.fail("请先登录");
        }
        //一页显示几个数据
        PageHelper.startPage(pn, 10);

        List<Goods> employees = goodsService.selectByExample(new GoodsExample());

        //显示几个页号
        PageInfo page = new PageInfo(employees, 5);

        model.addAttribute("pageInfo", page);

        return Msg.success("查询成功!").add("pageInfo", page);
    }

    @RequestMapping("/show")
    public String goodsManage(@RequestParam(value = "page",defaultValue = "1") Integer pn, HttpServletResponse response, Model model, HttpSession session) throws IOException {
        Admin admin = (Admin) session.getAttribute("admin");
        if (admin == null) {
            return "redirect:/admin/login";
        }

        List<Category> categoryList = cateService.selectByExample(new CategoryExample());
        model.addAttribute("categoryList",categoryList);

        return "adminAllGoods";
    }

    @RequestMapping("/add")
    public String showAdd(@ModelAttribute("succeseMsg") String msg, Model model, HttpSession session) {
        Admin admin = (Admin) session.getAttribute("admin");
        if (admin == null) {
            return "redirect:/admin/login";
        }

        if(!msg.equals("")) {
            model.addAttribute("msg", msg);
        }

        List<Category> categoryList = cateService.selectByExample(new CategoryExample());
        model.addAttribute("categoryList",categoryList);



        //还需要查询分类传给addGoods页面
        return "addGoods";
    }

    @RequestMapping(value = "/update", method = RequestMethod.POST)
    @ResponseBody
    public Msg updateGoods(Goods goods, HttpSession session) {
        Admin admin = (Admin) session.getAttribute("admin");
        if (admin == null) {
            return Msg.fail("请先登录");
        }
       /* goods.setGoodsid(goodsid);*/
        goodsService.updateGoodsById(goods);
        return Msg.success("更新成功!");
    }

    @RequestMapping(value = "/delete/{goodsid}", method = RequestMethod.DELETE)
    @ResponseBody
    public Msg deleteGoods(@PathVariable("goodsid")Integer goodsid) {
        goodsService.deleteGoodsById(goodsid);
        return Msg.success("删除成功!");
    }

    @RequestMapping("/addGoodsSuccess")
    public String addGoods(Goods goods,
                           @RequestParam MultipartFile[] fileToUpload,
                           HttpServletRequest request,
                           HttpServletResponse response,
                           RedirectAttributes redirectAttributes) throws IOException {

        /*goods.setCategory(1);*/
        goods.setUptime(new Date());
        goods.setActivityid(1);
        goodsService.addGoods(goods);

        for(MultipartFile multipartFile:fileToUpload){
            if (multipartFile != null){

                String realPath = request.getSession().getServletContext().getRealPath("/");
                String realPath1 = request.getContextPath();
                System.out.println(realPath);
                System.out.println(realPath1);
                //图片路径=项目在本地磁盘的路径\shop\target\shop\shopimage
                String imageName = multipartFile.getOriginalFilename();
                System.out.println(multipartFile.getOriginalFilename());
              //  String imagePath = realPath.substring(0,realPath.indexOf("shop")) + "shopimage" + imageName;
               String imagePath = realPath + "shopimage\\" + imageName;

                //负载均衡时使用的图片路径
//                String imagePath = "D:\\Code\\Apache-Tomcat-v8.0\\webapps\\shopimage\\" + imageName;
//                String imagePath = UUID.randomUUID().toString().replace("-", "") + multipartFile.getOriginalFilename();
                //把图片路径存入数据库中
                goodsService.addImagePath(new ImagePath(null, goods.getGoodsid(),imageName));
                //存图片
                multipartFile.transferTo(new File(imagePath));
            }
        }

        redirectAttributes.addFlashAttribute("succeseMsg","商品添加成功!");

        return "redirect:/admin/goods/add";
    }

    @RequestMapping("/addCategory")
    public String addcategory(@ModelAttribute("succeseMsg") String msg, Model model, HttpSession session) {
        Admin admin = (Admin) session.getAttribute("admin");
        if (admin == null) {
            return "redirect:/admin/login";
        }
        CategoryExample categoryExample = new CategoryExample();
        categoryExample.or();
        List<Category> categoryList;
        categoryList = cateService.selectByExample(categoryExample);
        model.addAttribute("categoryList", categoryList);
        if (!msg.equals("")) {
            model.addAttribute("msg", msg);
        }
        return "addCategory";
    }

    @Autowired
    private CateService cateService;

    @RequestMapping("/addCategoryResult")
    public String addCategoryResult(Category category,Model addCategoryResult,RedirectAttributes redirectAttributes){
        List<Category> categoryList=new ArrayList<Category>();
        CategoryExample categoryExample=new CategoryExample();
        categoryExample.or().andCatenameEqualTo(category.getCatename());
        categoryList=cateService.selectByExample(categoryExample);
        if (!categoryList.isEmpty())
        {
            redirectAttributes.addAttribute("succeseMsg","分类已存在");
            return "redirect:/admin/goods/addCategory";
        }
        else {
            cateService.insertSelective(category);
            redirectAttributes.addFlashAttribute("succeseMsg","分类添加成功!");
            return "redirect:/admin/goods/addCategory";
        }
    }

    @RequestMapping("/saveCate")
    @ResponseBody
    public Msg saveCate(Category category){
        CategoryExample categoryExample=new CategoryExample();
        categoryExample.or().andCatenameEqualTo(category.getCatename());
        List<Category> categoryList=cateService.selectByExample(categoryExample);
        if (categoryList.isEmpty())
        {
            cateService.updateByPrimaryKeySelective(category);
            return Msg.success("更新成功");
        }
        else return Msg.success("名称已经存在");
    }

    @RequestMapping("/deleteCate")
    @ResponseBody
    public Msg deleteCate(Category category){
        cateService.deleteByPrimaryKey(category.getCateid());
        return Msg.success("删除成功");
    }
}

4.系统演示地址：
链接：https://pan.baidu.com/s/1j_e-xlOoe1-gZq4uUoFo-A
提取码：ndds