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Java|Java 实战练手项目之校园超市管理系统的实现流程

【Java|Java 实战练手项目之校园超市管理系统的实现流程】前端模板框架为Bootstrap,系统分为前台和后台。后台主要为管理员角色，功能有：商品类型管理、商品管理、订单管理、会员管理、管理员管理等。前台用户功能有：登录、注册、查看商品、加入购物车、付款、查看订单、个人中心等。该系统总共9张表
运行环境：windows/linux、jdk1.8、mysql5.x、maven3.5\3.6、tomcat7.0
Java|Java 实战练手项目之校园超市管理系统的实现流程
文章图片

Java|Java 实战练手项目之校园超市管理系统的实现流程
文章图片

Java|Java 实战练手项目之校园超市管理系统的实现流程
文章图片

Java|Java 实战练手项目之校园超市管理系统的实现流程
文章图片

Java|Java 实战练手项目之校园超市管理系统的实现流程
文章图片

Java|Java 实战练手项目之校园超市管理系统的实现流程
文章图片

前端商品控制器：

/** * * 前端控制器 *
*/@RestController@RequestMapping("/goods")public class GoodsController { @Autowiredprivate GoodsService goodsService; @Autowiredprivate ProviderService providerService; @Autowiredprivate CategoryService categoryService; /*** 商品模糊查询** @param* @return*/@SysLog("商品查询操作")@RequestMapping("/goodsList")public DataGridViewResult goodsList(GoodsVO goodsVO) {//创建分页信息参数1 当前页参数2 每页显示条数IPage page = new Page<>(goodsVO.getPage(), goodsVO.getLimit()); QueryWrapper queryWrapper = new QueryWrapper<>(); queryWrapper.eq(goodsVO.getProviderid() != null && goodsVO.getProviderid() != 0, "providerid", goodsVO.getProviderid()); queryWrapper.like(!StringUtils.isEmpty(goodsVO.getGname()), "gname", goodsVO.getGname()); IPage goodsIPage = goodsService.page(page, queryWrapper); List records = goodsIPage.getRecords(); for (Goods goods : records) {Provider provider = providerService.getById(goods.getProviderid()); if (null != provider) {goods.setProvidername(provider.getProvidername()); }}return new DataGridViewResult(goodsIPage.getTotal(), records); } /*** 添加商品信息** @param goods* @return*/@SysLog("商品添加操作")@PostMapping("/addgoods")public Result addGoods(Goods goods) {String id = RandomStringUtils.randomAlphanumeric(8); if (goods.getGoodsimg()!=null&&goods.getGoodsimg().endsWith("_temp")){String newName = AppFileUtils.renameFile(goods.getGoodsimg()); goods.setGoodsimg(newName); }goods.setGnumbering(id); boolean bool = goodsService.save(goods); if (bool) {return Result.success(true, "200", "添加成功！"); }return Result.error(false, null, "添加失败！"); } /*** 修改商品信息** @param goods* @return*/@SysLog("商品修改操作")@PostMapping("/updategoods")public Result updateGoods(Goods goods) {//商品图片不是默认图片if (!(goods.getGoodsimg()!=null&&goods.getGoodsimg().equals(Constast.DEFAULT_IMG))){if (goods.getGoodsimg().endsWith("_temp")){String newName = AppFileUtils.renameFile(goods.getGoodsimg()); goods.setGoodsimg(newName); //删除原先的图片String oldPath = goodsService.getById(goods.getGid()).getGoodsimg(); AppFileUtils.removeFileByPath(oldPath); }}boolean bool = goodsService.updateById(goods); if (bool) {return Result.success(true, "200", "修改成功！"); }return Result.error(false, null, "修改失败！"); } /*** 删除单条数据** @param id* @return*/@SysLog("商品删除操作")@RequestMapping("/deleteOne")public Result deleteOne(int id) { boolean bool = goodsService.removeById(id); if (bool) {return Result.success(true, "200", "删除成功！"); }return Result.error(false, null, "删除失败！"); } /*** 根据id查询当前商品拥有的类别** @param id* @return*/@RequestMapping("/initGoodsByCategoryId")public DataGridViewResult initGoodsByCategoryId(int id) {List mapList = null; try {//查询所有类别列表mapList = categoryService.listMaps(); //根据商品id查询商品拥有的类别Set cateIdList = categoryService.findGoodsByCategoryId(id); for (Map map : mapList) {//定义标记 默认不选中boolean flag = false; int cateId = (int) map.get("cateid"); for (Integer cid : cateIdList) {if (cid == cateId) {flag = true; break; }}map.put("LAY_CHECKED", flag); }} catch (Exception e) {e.printStackTrace(); }return new DataGridViewResult(Long.valueOf(mapList.size()), mapList); } /*** 根据商品id加载商品信息* @param goodsid* @return*/@GetMapping("/loadGoodsById")public DataGridViewResult loadGoodsById(int goodsid) { QueryWrapper goodsQueryWrapper = new QueryWrapper<>(); goodsQueryWrapper.eq(goodsid != 0, "gid", goodsid); Goods goods = goodsService.getById(goodsid); return new DataGridViewResult(goods); } /*** 为商品分配类别** @param categoryids* @param goodsid* @return*/@SysLog("类别添加操作")@RequestMapping("/saveGoodsCategory")public Result saveGoodsCategory(String categoryids, int goodsid) { try {if (goodsService.saveGoodsCategory(goodsid, categoryids)) {return Result.success(true, null, "分配成功"); } } catch (Exception e) {e.printStackTrace(); }return Result.error(false, null, "分配失败"); } /*** 加载下拉框** @return*/@RequestMapping("/loadAllGoods")public DataGridViewResult loadAllGoods() {QueryWrapper queryWrapper = new QueryWrapper<>(); List list = goodsService.list(queryWrapper); return new DataGridViewResult(list); } /*** 根据供应商查商品下拉框** @param providerid* @return*/@RequestMapping("/loadGoodsByProvidreId")public DataGridViewResult loadGoodsByProvidreId(Integer providerid) {QueryWrapper goodsQueryWrapper = new QueryWrapper<>(); goodsQueryWrapper.eq(providerid != null, "providerid", providerid); List list = goodsService.list(goodsQueryWrapper); for (Goods goods : list) {Provider provider = providerService.getById(goods.getProviderid()); if (null != provider) {goods.setProvidername(provider.getProvidername()); } }return new DataGridViewResult(list); }}

前端销售控制器:
/** * *前端控制器 *
*/@RestController@RequestMapping("/sale")public class SaleController {@Autowiredprivate SaleService saleService; @Autowiredprivate GoodsService goodsService; @Autowiredprivate CustomerService customerService; /*** 销售查询** @param* @return*/@SysLog("销售查询操作")@RequestMapping("/saleList")public DataGridViewResult saleList(SaleVO saleVO) { //创建分页信息参数1 当前页参数2 每页显示条数IPage page = new Page<>(saleVO.getPage(), saleVO.getLimit()); QueryWrapper queryWrapper = new QueryWrapper<>(); queryWrapper.like(!StringUtils.isEmpty(saleVO.getNumbering()),"numbering", saleVO.getNumbering()); queryWrapper.eq(saleVO.getGid() != null && saleVO.getGid() != 0, "gid", saleVO.getGid()); queryWrapper.ge(saleVO.getStartTime() != null, "buytime", saleVO.getStartTime()); queryWrapper.le(saleVO.getEndTime() != null, "buytime", saleVO.getEndTime()); queryWrapper.orderByDesc("buytime"); IPage saleIPage = saleService.page(page, queryWrapper); List records = saleIPage.getRecords(); for (Sale sale : records) {sale.setAllmoney(sale.getMoney()*sale.getBuyquantity()); Customer customer = customerService.getById(sale.getCustid()); if (null != customer) {sale.setCustomervip(customer.getCustvip()); sale.setCustomername(customer.getCustname()); }Goods goods = goodsService.getById(sale.getGid()); if (null != goods) { sale.setGoodsname(goods.getGname()); sale.setGnumbering(goods.getGnumbering()); }} return new DataGridViewResult(saleIPage.getTotal(), records); } /*** 添加销售单信息** @param sale* @return*/@SysLog("销售添加操作")@PostMapping("/addsale")public Result addsale(Sale sale, HttpSession session) {if (sale.getGid()==0){return Result.error(false, null, "添加失败！未选商品"); }Goods goods = goodsService.getById(sale.getGid()); Integer gquantity = goods.getGquantity(); if(gquantity
前端用户控制器:
/** * * 前端控制器 *
* */@RestController@RequestMapping("/user")public class UserController { @Autowiredprivate UserService userService; @Autowiredprivate RoleService roleService; /*** 登录** @param username 用户名* @param password 密码* @param request* @return*/ @SysLog("登陆操作")@PostMapping("/login")public Result login(String username, String password, HttpServletRequest request) {try {//获取当前登录主体对象Subject subject = SecurityUtils.getSubject(); UsernamePasswordToken token = new UsernamePasswordToken(username, password); subject.login(token); LoginUserVO userDTO = (LoginUserVO) subject.getPrincipal(); request.getSession().setAttribute("username", userDTO.getUser()); return Result.success(true, "200", "登录成功"); } catch (UnknownAccountException e) {e.printStackTrace(); return Result.error(false, "400", "登录失败,用户名不存在"); }catch (IncorrectCredentialsException e) {e.printStackTrace(); return Result.error(false, "400", "登录失败,密码错误"); }catch (AuthenticationException e) {e.printStackTrace(); return Result.error(false, "400", "登录失败,账户禁用"); }} /*** 得到登陆验证码* @param response* @param session* @throws IOException*/@RequestMapping("/getCode")public void getCode(HttpServletResponse response, HttpSession session) throws IOException {//定义图形验证码的长和宽LineCaptcha lineCaptcha = CaptchaUtil.createLineCaptcha(116, 36,4,5); session.setAttribute("code",lineCaptcha.getCode()); try {ServletOutputStream outputStream = response.getOutputStream(); lineCaptcha.write(outputStream); outputStream.close(); } catch (IOException e) {e.printStackTrace(); }} /*** 查询所有用户信息** @param userVO* @return*/@SysLog("用户查询操作")@RequestMapping("/userList")public DataGridViewResult userList(UserVO userVO) {//分页构造函数IPage page = new Page<>(userVO.getPage(), userVO.getLimit()); QueryWrapper queryWrapper = new QueryWrapper<>(); queryWrapper.like(!StringUtils.isEmpty(userVO.getUsername()), "username", userVO.getUsername()); queryWrapper.like(!StringUtils.isEmpty(userVO.getUname()), "uname", userVO.getUname()); /*** 翻页查询* @param page翻页对象* @param queryWrapper 实体对象封装操作类*/IPage userIPage = userService.page(page, queryWrapper); return new DataGridViewResult(userIPage.getTotal(), userIPage.getRecords()); } /*** 添加用户信息** @param user* @return*/@SysLog("用户添加操作")@PostMapping("/adduser")public Result addRole(User user) { user.setUcreatetime(new Date()); String salt = UUIDUtil.randomUUID(); user.setPassword(PasswordUtil.md5("000000", salt, 2)); user.setSalt(salt); user.setType(1); boolean bool = userService.save(user); try {if (bool) {return Result.success(true, "200", "添加成功！"); }} catch (Exception e) {e.printStackTrace(); }return Result.error(false, null, "添加失败！"); } /*** 校验用户名是否存在** @param username* @return*/ @RequestMapping("/checkUserName")public String checkUserName(String username) {Map map = new HashMap<>(); try {QueryWrapper queryWrapper = new QueryWrapper<>(); queryWrapper.eq("username", username); User user = userService.getOne(queryWrapper); if (user != null) {map.put("exist", true); map.put("message", "用户名已存在"); } else {map.put("exist", false); map.put("message", "用户名可以使用"); }} catch (Exception e) {e.printStackTrace(); }return JSON.toJSONString(map); } /*** 修改用户信息** @param user* @return*/@SysLog("用户修改操作")@PostMapping("/updateuser")public Result updateUser(User user) { boolean bool = userService.updateById(user); try {if (bool) {return Result.success(true, "200", "修改成功！"); }} catch (Exception e) {e.printStackTrace(); }return Result.error(false, null, "修改失败！"); } /*** 删除单条数据** @param id* @return*/@SysLog("用户删除操作")@RequestMapping("/deleteOne")public Result deleteOne(int id) {boolean bool = userService.removeById(id); try {if (bool) {return Result.success(true, "200", "删除成功！"); }} catch (Exception e) {e.printStackTrace(); }return Result.error(false, null, "删除失败！"); } /*** 重置密码** @param id* @return*/@SysLog("用户修改操作")@PostMapping("/resetPwd")public Result resetPwd(int id) { User user = new User(); String salt = UUIDUtil.randomUUID(); user.setUid(id); user.setPassword(PasswordUtil.md5("000000", salt, 2)); user.setSalt(salt); boolean bool = userService.updateById(user); try {if (bool) {return Result.success(true, "200", "重置成功！"); }} catch (Exception e) {e.printStackTrace(); }return Result.error(false, null, "重置失败！"); } /*** 根据id查询当前用户拥有的角色** @param id* @return*/@RequestMapping("/initRoleByUserId")public DataGridViewResult initRoleByUserId(int id) {List mapList = null; try {//查询所有角色列表mapList = roleService.listMaps(); //根据用户id查询用户拥有的角色Set roleIdList = userService.findRoleByUserId(id); for (Map map : mapList) {//定义标记 默认不选中boolean flag = false; int roleId = (int) map.get("roleid"); for (Integer rid : roleIdList) {if (rid == roleId) {flag = true; break; }}map.put("LAY_CHECKED", flag); }} catch (Exception e) {e.printStackTrace(); }return new DataGridViewResult(Long.valueOf(mapList.size()), mapList); } /*** 为用户分配角色** @param roleids* @param userid* @return*/@SysLog("用户添加操作")@RequestMapping("/saveUserRole")public Result saveUserRole(String roleids, int userid) { try {if (userService.saveUserRole(userid, roleids)) {return Result.success(true, null, "分配成功"); } } catch (Exception e) {e.printStackTrace(); }return Result.error(false, null, "分配失败"); } /*** 修改密码** @param newPassWord1* @param newPassWord2* @return*/@RequestMapping("/updateUserPassWord")public Result updateUserPassWord(String newPassWord1, String newPassWord2,HttpSession session) {User sessionUser = (User) session.getAttribute("username"); if (newPassWord1.equals(newPassWord2)){User user = new User(); String salt = UUIDUtil.randomUUID(); user.setUid(sessionUser.getUid()); user.setPassword(PasswordUtil.md5(newPassWord1, salt, 2)); user.setSalt(salt); boolean bool = userService.updateById(user); if (bool){return Result.success(true,null,"修改成功"); }else {return Result.error(false,null,"修改失败!"); }}else {return Result.error(false,null,"修改失败，两次密码不一致!"); } } }

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