源码获取：博客首页 "资源" 里下载！

一、项目简述

功能： 主页显示热销商品；所有蛋糕商品展示，可进行商品搜 索；点击商品进入商品详情页，具有立即购买和加入购物 车功能，可增减购买商品数量亦可手动输入（同时验证库 存），热销商品展示。立即购买进入确认订单页面，可选择 已经添加的地址，亦可新增地址。（同时验证库存），可选 择购买哪些商品，可删除不需要的商品。点击结算进入确 认订单页面，确认后提交订单。后台管理：（修改密码 等），商品管理（商品批量添加、上下架等），订单管理。

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 + C3P0+ Servlert + html+ css + JavaScript + JQuery + Ajax + Fileupload

用户注册控制层：

@WebServlet(name = "user_register",urlPatterns = "/user_rigister")
public class UserRegisterServlet extends HttpServlet {
private UserService uService = new UserService();
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
User user = new User();
try {
BeanUtils.copyProperties(user, request.getParameterMap());
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InvocationTargetException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if(uService.register(user)) {
request.setAttribute("msg", "注册成功，请登录！");
request.getRequestDispatcher("user_login.jsp").forward(request, response);
}else {
request.setAttribute("msg", "用户名或邮箱重复，请重新填写！");
request.getRequestDispatcher("user_register.jsp").forward(request, response);
}
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
}
}

用户登录控制层:

@WebServlet(name = "user_login",urlPatterns = "/user_login")
public class UserLoginServlet extends HttpServlet {
private UserService uService = new UserService();
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String ue = request.getParameter("ue");
String password = request.getParameter("password");
User user = uService.login(ue, password);
if(user==null) {
request.setAttribute("failMsg", "用户名、邮箱或者密码错误，请重新登录！");
request.getRequestDispatcher("/user_login.jsp").forward(request, response);
}else {
request.getSession().setAttribute("user", user);
request.getRequestDispatcher("/user_center.jsp").forward(request, response);
}
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
}
}

商品详情控制层：

package servlet;
import model.Goods;
import service.GoodsService;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
@WebServlet(name = "goods_detail",urlPatterns = "/goods_detail")
public class GoodsDetailServlet extends HttpServlet {
private GoodsService gService = new GoodsService();
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
int id = Integer.parseInt(request.getParameter("id"));
Goods g = gService.getGoodsById(id);
request.setAttribute("g", g);
request.getRequestDispatcher("/goods_detail.jsp").forward(request, response);
}
}

 订单服务层：

package servlet;
import model.Page;
import service.OrderService;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
@WebServlet(name = "admin_order_list",urlPatterns = "/admin/order_list")
public class AdminOrderListServlet extends HttpServlet {
private OrderService oService = new OrderService();
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
int status = 0;
if(request.getParameter("status") != null) {
status=Integer.parseInt(request.getParameter("status") ) ;
}
request.setAttribute("status", status);
int pageNumber = 1;
if(request.getParameter("pageNumber") != null) {
try {
pageNumber=Integer.parseInt(request.getParameter("pageNumber") ) ;
}
catch (Exception e)
{
}
}
if(pageNumber<=0)
pageNumber=1;
Page p = oService.getOrderPage(status,pageNumber);
if(p.getTotalPage()==0)
{
p.setTotalPage(1);
p.setPageNumber(1);
}
else {
if(pageNumber>=p.getTotalPage()+1)
{
p = oService.getOrderPage(status,pageNumber);
}
}
request.setAttribute("p", p);
request.getRequestDispatcher("/admin/order_list.jsp").forward(request, response);
}
}

源码获取：博客首页 "资源" 里下载！

最后

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