Java项目:网上电商系统(java+SSM+mysql+maven+tomcat)

源码获取：博客首页 "资源" 里下载！

一、项目简述

功能：本系统分用户前台和管理员后台。 前台展示+后台管理，前台界面可实现用户登录，用户注 册，商品展示，商品明细展示，用户信息修改，密码修 改，购物车添加，商品购买，商品结算，订单查询，购物 车查询，后台管理可实现商品管理，订单管理，用户管理

二、项目运行

环境配置： Jdk1.8 + Tomcat8.5 + mysql + Eclispe (IntelliJ IDEA,Eclispe,MyEclispe,Sts 都支持)

项目技术： JSP +Spring + SpringMVC + MyBatis + html+ css + JavaScript + JQuery + Ajax + layui+ maven等等。

后台管理-账户页:

/*** 后台管理-账户页*/
@Controller
public class AccountController extends BaseController{@Resource(name = "adminService")private AdminService adminService;//转到后台管理-账户页-ajax@RequestMapping(value = "admin/account", method = RequestMethod.GET)public String goToPage(HttpSession session, Map<String, Object> map){logger.info("获取管理员信息");Object adminId = checkAdmin(session);if(adminId == null){return "admin/include/loginMessage";}logger.info("获取目前登录的管理员信息，管理员ID：{}",adminId);Admin admin = adminService.get(null,Integer.parseInt(adminId.toString()));map.put("admin",admin);logger.info("转到后台管理-账户页-ajax方式");return "admin/accountManagePage";}//退出当前账号@RequestMapping(value = "admin/account/logout", method = RequestMethod.GET)public String logout(HttpSession session) {Object o = session.getAttribute("adminId");if (o == null) {logger.info("无相关信息，返回管理员登陆页");} else {session.removeAttribute("adminId");session.invalidate();logger.info("登录信息已清除，返回管理员登陆页");}return "redirect:/admin/login";}//管理员头像上传@ResponseBody@RequestMapping(value = "admin/uploadAdminHeadImage", method = RequestMethod.POST, produces = "application/json;charset=UTF-8")public String uploadAdminHeadImage(@RequestParam MultipartFile file, HttpSession session) {String originalFileName = file.getOriginalFilename();logger.info("获取图片原始文件名：{}", originalFileName);assert originalFileName != null;String extension = originalFileName.substring(originalFileName.lastIndexOf('.'));//生成随机名String fileName = UUID.randomUUID() + extension;//获取上传路径String filePath = session.getServletContext().getRealPath("/") + "res/images/item/adminProfilePicture/" + fileName;logger.info("文件上传路径：{}", filePath);JSONObject jsonObject = new JSONObject();try {logger.info("文件上传中...");file.transferTo(new File(filePath));logger.info("文件上传成功！");jsonObject.put("success", true);jsonObject.put("fileName", fileName);} catch (IOException e) {logger.warn("文件上传失败！");e.printStackTrace();jsonObject.put("success", false);}return jsonObject.toJSONString();}//更新管理员信息@Transactional(propagation = Propagation.REQUIRED, rollbackFor = Exception.class)@ResponseBody@RequestMapping(value = "admin/account/{admin_id}", method = RequestMethod.PUT, produces = "application/json;charset=UTF-8")public String updateAdmin(HttpSession session, @RequestParam String admin_nickname/*管理员昵称*/,@RequestParam(required = false) String admin_password/*管理员当前密码*/,@RequestParam(required = false) String admin_newPassword/*管理员新密码*/,@RequestParam(required = false) String admin_profile_picture_src/*管理员头像路径*/,@PathVariable("admin_id") String admin_id/*管理员编号*/) {logger.info("获取管理员信息");Object adminId = checkAdmin(session);if (adminId == null) {return "admin/include/loginMessage";}JSONObject jsonObject = new JSONObject();Admin putAdmin = new Admin();putAdmin.setAdmin_id(Integer.valueOf(admin_id));putAdmin.setAdmin_nickname(admin_nickname);if (admin_password != null && !"".equals(admin_password) && admin_newPassword != null && !"".equals(admin_newPassword)) {logger.info("获取需要修改的管理员信息");Admin admin = adminService.get(null, Integer.valueOf(adminId.toString()));if (adminService.login(admin.getAdmin_name(), admin_password) != null) {logger.info("原密码正确");putAdmin.setAdmin_password(admin_newPassword);} else {logger.info("原密码错误，返回错误信息");jsonObject.put("success", false);jsonObject.put("message", "原密码输入有误！");return jsonObject.toJSONString();}}if (admin_profile_picture_src != null && !"".equals(admin_profile_picture_src)) {logger.info("管理员头像路径为{}", admin_profile_picture_src);putAdmin.setAdmin_profile_picture_src(admin_profile_picture_src.substring(admin_profile_picture_src.lastIndexOf("/") + 1));}logger.info("更新管理员信息，管理员ID值为：{}", admin_id);Boolean yn = adminService.update(putAdmin);if (yn) {logger.info("更新成功！");jsonObject.put("success", true);session.removeAttribute("adminId");session.invalidate();logger.info("登录信息已清除");} else {jsonObject.put("success", false);logger.warn("更新失败！事务回滚");throw new RuntimeException();}return jsonObject.toJSONString();}
}

后台管理-产品类型页:

/*** 后台管理-产品类型页*/
@Controller
public 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/* 分类ID */) {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/* 分类名称 */,@RequestParam String category_image_src/* 分类图片路径 */) {JSONObject jsonObject = new JSONObject();logger.info("整合分类信息");Category category = new Category().setCategory_name(category_name).setCategory_image_src(category_image_src.substring(category_image_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/* 分类名称 */,@RequestParam String category_image_src/* 分类图片路径 */,@PathVariable("category_id") Integer category_id/* 分类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_src(category_image_src.substring(category_image_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/* 分类名称 */,@PathVariable Integer index/* 页数 */,@PathVariable Integer count/* 行数 */) 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();}
}

后台管理-订单页:

/*** 后台管理-订单页*/
@Controller
public class
OrderController extends BaseController{@Resource(name="productOrderService")private ProductOrderService productOrderService;@Resource(name = "addressService")private AddressService addressService;@Resource(name="userService")private UserService userService;@Resource(name = "productOrderItemService")private ProductOrderItemService productOrderItemService;@Resource(name = "productService")private ProductService productService;@Resource(name = "productImageService")private ProductImageService productImageService;@Resource(name = "lastIDService")private LastIDService lastIDService;//转到后台管理-订单页-ajax@RequestMapping(value = "admin/order", method = RequestMethod.GET)public String goToPage(HttpSession session, Map<String, Object> map){logger.info("获取前10条订单列表");PageUtil pageUtil = new PageUtil(0, 10);List<ProductOrder> productOrderList =productOrderService.getList(null,null,new OrderUtil("productOrder_id",true), pageUtil);map.put("productOrderList",productOrderList);logger.info("获取订单总数量");Integer productOrderCount = productOrderService.getTotal(null, null);map.put("productOrderCount", productOrderCount);logger.info("获取分页信息");pageUtil.setTotal(productOrderCount);map.put("pageUtil", pageUtil);logger.info("转到后台管理-订单页-ajax方式");return "admin/orderManagePage";}//转到后台管理-订单详情页-ajax@RequestMapping(value = "admin/order/{oid}", method = RequestMethod.GET)public String goToDetailsPage(HttpSession session, Map<String, Object> map, @PathVariable Integer oid/* 订单ID */) {logger.info("获取order_id为{}的订单信息",oid);ProductOrder order = productOrderService.get(oid);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，循环拼接地址信息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());logger.info("获取订单详情-用户信息");order.setProductOrder_user(userService.get(order.getProductOrder_user().getUser_id()));logger.info("获取订单详情-订单项信息");List<ProductOrderItem> productOrderItemList = productOrderItemService.getListByOrderId(oid, null);if (productOrderItemList != null) {logger.info("获取订单详情-订单项对应的产品信息");for (ProductOrderItem productOrderItem : productOrderItemList) {Integer productId = productOrderItem.getProductOrderItem_product().getProduct_id();logger.info("获取产品ID为{}的产品信息", productId);Product product = productService.get(productId);if (product != null) {logger.info("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);}}order.setProductOrderItemList(productOrderItemList);map.put("order", order);logger.info("转到后台管理-订单详情页-ajax方式");return "admin/include/orderDetails";}//更新订单信息-ajax@ResponseBody@RequestMapping(value = "admin/order/{order_id}", method = RequestMethod.PUT, produces = "application/json;charset=UTF-8")public String updateOrder(@PathVariable("order_id") String order_id) {JSONObject jsonObject = new JSONObject();logger.info("整合订单信息");ProductOrder productOrder = new ProductOrder().setProductOrder_id(Integer.valueOf(order_id)).setProductOrder_status((byte) 2).setProductOrder_delivery_date(new Date());logger.info("更新订单信息，订单ID值为：{}", order_id);boolean yn = productOrderService.update(productOrder);if (yn) {logger.info("更新成功！");jsonObject.put("success", true);} else {logger.info("更新失败！事务回滚");jsonObject.put("success", false);throw new RuntimeException();}jsonObject.put("order_id", order_id);return jsonObject.toJSONString();}//按条件查询订单-ajax@ResponseBody@RequestMapping(value = "admin/order/{index}/{count}", method = RequestMethod.GET, produces = "application/json;charset=UTF-8")public String getOrderBySearch(@RequestParam(required = false) String productOrder_code/* 订单号 */,@RequestParam(required = false) String productOrder_post/* 订单邮政编码 */,@RequestParam(required = false) Byte[] productOrder_status_array/* 订单状态数组 */,@RequestParam(required = false) String orderBy/* 排序字段 */,@RequestParam(required = false,defaultValue = "true") Boolean isDesc/* 是否倒序 */,@PathVariable Integer index/* 页数 */,@PathVariable Integer count/* 行数 */){//移除不必要条件if (productOrder_status_array != null && (productOrder_status_array.length <= 0 || productOrder_status_array.length >=5)) {productOrder_status_array = null;}if (productOrder_code != null){productOrder_code = "".equals(productOrder_code) ? null : productOrder_code;}if(productOrder_post != null){productOrder_post = "".equals(productOrder_post) ? null : productOrder_post;}if (orderBy != null && "".equals(orderBy)) {orderBy = null;}//封装查询条件ProductOrder productOrder = new ProductOrder().setProductOrder_code(productOrder_code).setProductOrder_post(productOrder_post);OrderUtil orderUtil = null;if (orderBy != null) {logger.info("根据{}排序，是否倒序:{}",orderBy,isDesc);orderUtil = new OrderUtil(orderBy, isDesc);} else {orderUtil = new OrderUtil("productOrder_id",true);}JSONObject object = new JSONObject();logger.info("按条件获取第{}页的{}条订单", index + 1, count);PageUtil pageUtil = new PageUtil(index, count);List<ProductOrder> productOrderList = productOrderService.getList(productOrder, productOrder_status_array, orderUtil, pageUtil);object.put("productOrderList", JSONArray.parseArray(JSON.toJSONString(productOrderList)));logger.info("按条件获取订单总数量");Integer productOrderCount = productOrderService.getTotal(productOrder, productOrder_status_array);object.put("productOrderCount", productOrderCount);logger.info("获取分页信息");pageUtil.setTotal(productOrderCount);object.put("totalPage", pageUtil.getTotalPage());object.put("pageUtil", pageUtil);return object.toJSONString();}
}

源码获取：博客首页 "资源" 里下载！