基于JSP+Servlet+MySQL+的在线购物电子商务商城系统

商城首页

首页信息

登陆

商品列表

订单列表

个人信息

商品管理

添加商品

咨询列表

添加购物车

购物车管理

订单创建

技术描述

开发工具： Idea/Eclipse
数据库： mysql
Jar包仓库： Jar包
前段框架：jquery/Jsp
后端框架： Jsp/Servlet

资料说明

基于JSP+Servlet+MySQL+的在线购物电子商务商城系统,分为管理员，普通用户角色，整体功能包含，登陆，添加购物车，购物车管理，下订单，订单管理，用户管理，商品分类管理，商品上架，咨询管理，用户信息查询，我的订单，商品管理等。

@WebServlet(urlPatterns = {"/Cart"}, name = "Cart")
public class CartServlet extends AbstractServlet {private ProductService productService;private OrderService orderService;private UserService userService;private ProductCategoryService productCategoryService;private CartService cartService;private UserAddressService userAddressService;public void init() throws ServletException {productService = new ProductServiceImpl();orderService = new OrderServiceImpl();userService = new UserServiceImpl();productCategoryService = new ProductCategoryServiceImpl();cartService = new CartServiceImpl();userAddressService = new UserAddressServiceImpl();}@Overridepublic Class getServletClass() {return CartServlet.class;}/*** 添加到购物车** @return*/public ReturnResult add(HttpServletRequest request, HttpServletResponse response) throws Exception {HttpSession session = request.getSession();ReturnResult result = new ReturnResult();String id = request.getParameter("entityId");String quantityStr = request.getParameter("quantity");Integer quantity = 1;if (!EmptyUtils.isEmpty(quantityStr))quantity = Integer.parseInt(quantityStr);//查询出商品Product product = productService.findById(id);if (product.getStock() < quantity) {return result.returnFail("商品数量不足");}//获取购物车ShoppingCart cart = getCartFromSession(request);//往购物车放置商品result = cart.addItem(product, quantity);if (result.getStatus() == Constants.ReturnResult.SUCCESS) {cart.setSum((EmptyUtils.isEmpty(cart.getSum()) ? 0.0 : cart.getSum()) + (product.getPrice() * quantity * 1.0));}return result;}/*** 刷新购物车** @param request* @param response* @return*/public String refreshCart(HttpServletRequest request, HttpServletResponse response) throws Exception {HttpSession session = request.getSession();ShoppingCart cart = getCartFromSession(request);cart = cartService.calculate(cart);session.setAttribute("cart", cart);//全部的商品return "/common/pre/searchBar";}/*** 跳到结算页面** @param request* @param response* @return*/public String toSettlement(HttpServletRequest request, HttpServletResponse response) throws Exception {List<ProductCategoryVo> productCategoryVoList = productCategoryService.queryAllProductCategoryList();//封装返回request.setAttribute("productCategoryVoList", productCategoryVoList);return "/pre/settlement/toSettlement";}/*** 跳转到购物车页面** @param request* @param response* @return*/public String settlement1(HttpServletRequest request, HttpServletResponse response) throws Exception {ShoppingCart cart = getCartFromSession(request);cart = cartService.calculate(cart);request.getSession().setAttribute("cart", cart);return "/pre/settlement/settlement1";}/*** @param request* @param response* @return*/public String settlement2(HttpServletRequest request, HttpServletResponse response) throws Exception {User user = getUserFromSession(request);List<UserAddress> userAddressList = userAddressService.queryUserAdressList(user.getId());request.setAttribute("userAddressList", userAddressList);return "/pre/settlement/settlement2";}/*** 生成订单** @param request* @param response* @return*/public Object settlement3(HttpServletRequest request, HttpServletResponse response) throws Exception {ShoppingCart cart = getCartFromSession(request);cart = cartService.calculate(cart);User user = getUserFromSession(request);ReturnResult result = checkCart(request);if (result.getStatus() == Constants.ReturnResult.FAIL) {return result;}//新增地址String addressId = request.getParameter("addressId");String newAddress = request.getParameter("newAddress");String newRemark = request.getParameter("newRemark");UserAddress userAddress = new UserAddress();if (addressId.equals("-1")) {userAddress.setRemark(newRemark);userAddress.setAddress(newAddress);userAddress.setId(userAddressService.addUserAddress(user.getId(), newAddress, newRemark));} else {userAddress = userAddressService.getUserAddressById(Integer.parseInt(addressId));}//生成订单Order order = orderService.payShoppingCart(cart, user, userAddress.getAddress());clearCart(request, response);request.setAttribute("currentOrder", order);return "/pre/settlement/settlement3";}/*** 清空购物车** @param request* @param response*/public ReturnResult clearCart(HttpServletRequest request, HttpServletResponse response) throws Exception {ReturnResult result = new ReturnResult();//结账后清空购物车request.getSession().removeAttribute("cart");result.returnSuccess(null);return result;}/*** 修改购物车信息** @param request* @return*/public ReturnResult modCart(HttpServletRequest request, HttpServletResponse response) throws Exception {ReturnResult result = new ReturnResult();HttpSession session = request.getSession();String id = request.getParameter("entityId");String quantityStr = request.getParameter("quantity");ShoppingCart cart = getCartFromSession(request);Product product = productService.findById(id);if (EmptyUtils.isNotEmpty(quantityStr)) {if (Integer.parseInt(quantityStr) > product.getStock()) {return result.returnFail("商品数量不足");}}cart = cartService.modifyShoppingCart(id, quantityStr, cart);session.setAttribute("cart", cart);//全部的商品return result.returnSuccess();}/*** 从session中获取购物车** @param request* @return*/private ShoppingCart getCartFromSession(HttpServletRequest request) throws Exception {HttpSession session = request.getSession();ShoppingCart cart = (ShoppingCart) session.getAttribute("cart");if (cart == null) {cart = new ShoppingCart();session.setAttribute("cart", cart);}return cart;}private ReturnResult checkCart(HttpServletRequest request) throws Exception {ReturnResult result = new ReturnResult();HttpSession session = request.getSession();ShoppingCart cart = getCartFromSession(request);cart = cartService.calculate(cart);for (ShoppingCartItem item : cart.getItems()) {Product product = productService.findById(item.getProduct().getId() + "");if (product.getStock() < item.getQuantity()) {return result.returnFail(product.getName() + "商品数量不足");}}return result.returnSuccess();}/*** @param request* @return*/private User getUserFromSession(HttpServletRequest request) {HttpSession session = request.getSession();User user = (User) session.getAttribute("loginUser");return user;}
}

@WebServlet(urlPatterns = {"/Favorite"}, name = "Favorite")
public class FavoriteServlet extends AbstractServlet {private ProductService productService;public void init() throws ServletException {productService = new ProductServiceImpl();}@Overridepublic Class getServletClass() {return FavoriteServlet.class;}/*** 跳转到历史记录** @param request* @param response* @return*/public String toFavoriteList(HttpServletRequest request, HttpServletResponse response) throws Exception {List<Product> recentProducts = queryFavoriteList(request);request.setAttribute("recentProducts", recentProducts);return "/pre/product/favoriteList";}/*** 添加到收藏** @return*/public ReturnResult addFavorite(HttpServletRequest request, HttpServletResponse response) throws Exception {ReturnResult result = new ReturnResult();String id = request.getParameter("id");Product product = productService.findById(id);List<Product> favoriteList = queryFavoriteList(request);//判断是否满了if (favoriteList.size() > 0 && favoriteList.size() == 5) {favoriteList.remove(0);}boolean temp = false;for (int i = 0; i < favoriteList.size(); i++) {if (favoriteList.get(i).getId().equals(product.getId())) {temp = true;break;}}if (!temp) {favoriteList.add(favoriteList.size(), product);}MemcachedUtils.add(getFavoriteKey(request), favoriteList);result.returnSuccess();return result;}/*** 查询最近商品** @return*/private List<Product> queryFavoriteList(HttpServletRequest request) throws Exception {HttpSession session = request.getSession();User user = (User) session.getAttribute("loginUser");//判断用户是否登录String key = EmptyUtils.isEmpty(user) ? session.getId() : user.getLoginName();List<Product> recentProducts = (List<Product>) MemcachedUtils.get(key);if (EmptyUtils.isEmpty(recentProducts)) {recentProducts = new ArrayList<Product>();}return recentProducts;}/*** @param request* @return*/private String getFavoriteKey(HttpServletRequest request) throws Exception {HttpSession session = request.getSession();User user = (User) session.getAttribute("loginUser");return EmptyUtils.isEmpty(user) ? session.getId() : user.getLoginName();}
}

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基于JSP+Servlet+MySQL+的在线购物电子商务商城系统

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