项目介绍：
该系统基于SSM整合，数据层为MyBatis，mysql数据库，具有完整的业务逻辑，适合选题：商城、水果商城、网上购物、网购、在线购物等。
项目功能：
用户：登陆注册、商品详情、分类查看、筛选商品、加入购物车、收藏、我的订单等
管理员：登陆、用户管理、分类管理、商品管理、订单维护、公告管理、留言管理
具备完整的商城业务逻辑。
系统包含技术：
后端：springboot、mybatis
前端：layui,js,css等，html页面
开发工具：idea
数据库：mysql 5.7
JDK版本：jdk1.8
部分截图说明：
下面是首页
水果商品详情
购物车
我的订单查看
我的收藏
个人中心
留言信息
后台的登录
后台首页
后台商品维护
后台用户管理
部分代码：
商品修改操作
/** * 分页查询商品列表 */ @RequestMapping("/findBySql") public String findBySql(Model model, Item item){ String sql = "select * from item where isDelete = 0 "; if(!isEmpty(item.getName())){ sql += " and name like '%" + item.getName() + "%' "; } sql += " order by id desc"; Pager<Item> pagers = itemService.findBySqlRerturnEntity(sql); model.addAttribute("pagers",pagers); model.addAttribute("obj",item); return "item/item"; } /** * 添加商品入口 */ @RequestMapping("/add") public String add(Model model){ String sql = "select * from item_category where isDelete = 0 and pid is not null order by id"; List<ItemCategory> listBySqlReturnEntity = itemCategoryService.listBySqlReturnEntity(sql); model.addAttribute("types",listBySqlReturnEntity); return "item/add"; } /** * 执行添加商品 */ @RequestMapping("/exAdd") public String exAdd(Item item, @RequestParam("file")CommonsMultipartFile[] files, HttpServletRequest request) throws IOException { itemCommon(item, files, request); item.setGmNum(0); item.setIsDelete(0); item.setScNum(0); itemService.insert(item); return "redirect:/item/findBySql.action"; } /** * 修改商品入口 */ @RequestMapping("/update") public String update(Integer id,Model model){ Item obj = itemService.load(id); String sql = "select * from item_category where isDelete = 0 and pid is not null order by id"; List<ItemCategory> listBySqlReturnEntity = itemCategoryService.listBySqlReturnEntity(sql); model.addAttribute("types",listBySqlReturnEntity); model.addAttribute("obj",obj); return "item/update"; } /** * 执行修改商品 */ @RequestMapping("/exUpdate") public String exUpdate(Item item, @RequestParam("file")CommonsMultipartFile[] files, HttpServletRequest request) throws IOException { itemCommon(item, files, request); itemService.updateById(item); return "redirect:/item/findBySql.action"; } /** * 新增和更新的公共方法 */ private void itemCommon(Item item, @RequestParam("file") CommonsMultipartFile[] files, HttpServletRequest request) throws IOException { if(files.length>0) { for (int s = 0; s < files.length; s++) { String n = UUIDUtils.create(); String path = SystemContext.getRealPath() + "\\resource\\ueditor\\upload\\" + n + files[s].getOriginalFilename(); File newFile = new File(path); //通过CommonsMultipartFile的方法直接写文件 files[s].transferTo(newFile); if (s == 0) { item.setUrl1(request.getContextPath()+"\\resource\\ueditor\\upload\\" + n + files[s].getOriginalFilename()); } if (s == 1) { item.setUrl2(request.getContextPath()+"\\resource\\ueditor\\upload\\" + n + files[s].getOriginalFilename()); } if (s == 2) { item.setUrl3(request.getContextPath()+"\\resource\\ueditor\\upload\\" + n + files[s].getOriginalFilename()); } if (s == 3) { item.setUrl4(request.getContextPath()+"\\resource\\ueditor\\upload\\" + n + files[s].getOriginalFilename()); } if (s == 4) { item.setUrl5(request.getContextPath()+"\\resource\\ueditor\\upload\\" + n + files[s].getOriginalFilename()); } } } ItemCategory byId = itemCategoryService.getById(item.getCategoryIdTwo()); item.setCategoryIdOne(byId.getPid()); } /** * 商品下架 */ @RequestMapping("/delete") public String update(Integer id){ Item obj = itemService.load(id); obj.setIsDelete(1); itemService.updateById(obj); return "redirect:/item/findBySql.action"; } /** * 按关键字或者二级分类查询 */ @RequestMapping("/shoplist") public String shoplist(Item item,String condition,Model model){ String sql = "select * from item where isDelete=0"; if(!isEmpty(item.getCategoryIdTwo())){ sql +=" and category_id_two = " +item.getCategoryIdTwo(); } if(!isEmpty(condition)){ sql += " and name like '%" + condition +"%' "; model.addAttribute("condition",condition); } if(!isEmpty(item.getPrice())){ sql += " order by (price+0) desc"; } if(!isEmpty(item.getGmNum())){ sql += " order by gmNum desc"; } if(isEmpty(item.getPrice())&&isEmpty(item.getGmNum())){ sql += " order by id desc"; } Pager<Item> pagers = itemService.findBySqlRerturnEntity(sql); model.addAttribute("pagers",pagers); model.addAttribute("obj",item); return "item/shoplist"; }
前端首页
/** * 前端首页 */ @RequestMapping("/uIndex") public String uIndex(Model model, Item item,HttpServletRequest request){ String sql1 = "select * from item_category where isDelete=0 and pid is null order by name"; List<ItemCategory> fatherList = itemCategoryService.listBySqlReturnEntity(sql1); List<CategoryDto> list = new ArrayList<>(); if(!CollectionUtils.isEmpty(fatherList)){ for(ItemCategory ic:fatherList){ CategoryDto dto = new CategoryDto(); dto.setFather(ic); //查询二级类目 String sql2 = "select * from item_category where isDelete=0 and pid="+ic.getId(); List<ItemCategory> childrens = itemCategoryService.listBySqlReturnEntity(sql2); dto.setChildrens(childrens); list.add(dto); model.addAttribute("lbs",list); } } //折扣商品 List<Item> zks = itemService.listBySqlReturnEntity("select * from item where isDelete=0 and zk is not null order by zk desc limit 0,10"); model.addAttribute("zks",zks); //热销商品 List<Item> rxs = itemService.listBySqlReturnEntity("select * from item where isDelete=0 order by gmNum desc limit 0,10"); model.addAttribute("rxs",rxs); return "login/uIndex"; }
以上就是部分功能展示，从整体上来看，本系统功能是十分完整的，界面设计简洁大方，交互友好，数据库设计也很合理，规模适中，代码工整，清晰，适合学习使用。
好了，今天就到这儿吧，小伙伴们点赞、收藏、评论，一键三连走起呀，下期见~~
