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基于javaweb的SSM学生二手书籍管理系统(java+ssm+elementui+vue+layui+mysql)

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运行环境

Java≥8、MySQL≥5.7、Tomcat≥8、Node.js≥14

开发工具

后端：eclipse/idea/myeclipse/sts等均可配置运行
前端：WebStorm/VSCode/HBuilderX等均可

❗没学过node.js的不要搞前后端分离项目

适用

课程设计，大作业，毕业设计，项目练习，学习演示等

功能说明

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基于javaweb的SSM学生二手书籍管理系统(java+ssm+elementui+vue+layui+mysql)

项目介绍

SSM学生二手书籍交易平台

角色：管理员、卖家、用户

前台主要功能包括：首页、书籍信息、留言反馈、个人中心、购物车；

后台主要分为管理员、用户、卖家； 管理员主要功能：首页、个人中心、用户管理、卖家管理、书籍分类管理、书籍信息管理、留言板管理、管理员管理、系统管理； 用户主要功能：首页、个人中心、我的收藏管理、留言板管理； 卖家主要功能：首页、个人中心、书籍信息管理、订单管理；

环境需要

1.运行环境：最好是java jdk 1.8，我们在这个平台上运行的。其他版本理论上也可以。 2.IDE环境：IDEA，Eclipse,Myeclipse都可以。推荐IDEA; 3.tomcat环境：Tomcat 7.x,8.x,9.x版本均可 4.硬件环境：windows 7/8/10 1G内存以上；或者 Mac OS； 5.数据库：MySql 5.7/8.0等版本均可；

技术栈

后端：SSM(Spring+SpringMVC+Mybatis)

前端：ElementUI+Vue+LayUI+bootstrap+jquery

使用说明

  1. 使用Navicat或者其它工具，在mysql中创建对应sql文件名称的数据库，并导入项目的sql文件； 2. 使用IDEA/Eclipse/MyEclipse导入项目，修改配置，运行项目； 3. 将项目中config.properties配置文件中的数据库配置改为自己的配置，然后运行； 网址：http://localhost:8080/ssmxm4f1/admin/dist/index.html 后台管理  管理员:abo 密码：abo 用户账号密码：用户1/123456 http://localhost:8080/ssmxm4f1/front/index.html 前台 用户账号密码：用户1/123456 卖家账号密码：卖家1/123456

购物车管理控制层：

@WebServlet(“/CartServlet”)

public class CartServlet extends HttpServlet {

private static final long serialVersionUID = 1L;

public CartServlet() {

super();

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

doPost(request, response);

protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

String opt = request.getParameter(“opt”);

//判断操作

if(opt.equals(“buy”)){

buyCart(request, response);

}else if(opt.equals(“del”)){

delCart(request, response);

}else if(opt.equals(“clear”)){

clearCart(request, response);

}else if(opt.equals(“show”)){

showCart(request, response);

}else if(opt.equals(“inAmount”)){

inAmount(request, response);

}else if(opt.equals(“deAmount”)){

deAmount(request, response);

}else{

response.sendRedirect(“index.jsp”);

/**

  • 添加商品到购物车

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void buyCart(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

ShoppingCart cart = (ShoppingCart) request.getSession().getAttribute(“cart”);

if(cart==null){

cart = new ShoppingCart();

//获取购买数量

String strNum = request.getParameter(“num”);

if(!StringUtil.isNumber(strNum))

strNum=”1”;

int num = Integer.parseInt(strNum);

//获取图书信息

String isbn = request.getParameter(“isbn”);

BookDaoImpl dao = new BookDaoImpl();

Books book = dao.getBooksByIsbn(isbn);

//把商品添加到购物车

cart.add(book, num);

request.getSession().setAttribute(“cart”,cart);

//跳转页面

response.sendRedirect(“addcartok.jsp”);

protected void clearCart(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

ShoppingCart cart = (ShoppingCart) request.getSession().getAttribute(“cart”);

if(cart!=null){

cart.clear();

request.getSession().setAttribute(“cart”, cart);

//页面跳转

showCart(request, response);

/**

  • 删除购物车中的商品

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void delCart(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//从session中获取ShoppingCart

ShoppingCart cart = (ShoppingCart) request.getSession().getAttribute(“cart”);

//判空

if(cart!=null){

//获取要删除图书的isbn

String isbn = request.getParameter(“isbn”);

//删除这个图书

if(isbn!=null && !isbn.equals(“”)){

cart.remove(isbn);

//商品种类减1

cart.setItemAmount();

//计算商品总价

cart.getTotalReal();

request.getSession().setAttribute(“cart”, cart);

showCart(request, response);

/**

  • 显示购物车

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void showCart(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

ShoppingCart cart = (ShoppingCart) request.getSession().getAttribute(“cart”);

if(cart!=null){

Collection silist = cart.getItems();

request.getSession().setAttribute(“silist”, silist);

//计算商品总价

cart.getTotalReal();

}else{

cart = new ShoppingCart();

request.getSession().setAttribute(“cart”, cart);

Users user = (Users) request.getSession().getAttribute(“user”);

if(user!=null){

//页面跳转

response.sendRedirect(“user/usercart.jsp”);

}else{

//页面跳转

response.sendRedirect(“showcart.jsp”);

/**

  • 增加购物车商品数量

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void inAmount(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//从session中获取ShoppingCart

ShoppingCart cart = (ShoppingCart) request.getSession().getAttribute(“cart”);

if(cart!=null){

String isbn = request.getParameter(“isbn”);

//信息完整性校验

if(isbn!=null && !isbn.equals(“”)){

//获取ShoppingItem

ShoppingItem si = cart.getItem(isbn);

if(si!=null){

si.inAmount();

//计算商品总价

cart.getTotalReal();

request.getSession().setAttribute(“cart”, cart);

//页面跳转

showCart(request, response);

/**

  • 减少购物车商品数量

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void deAmount(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//从session中获取ShoppingCart

ShoppingCart cart = (ShoppingCart) request.getSession().getAttribute(“cart”);

if(cart!=null){

String isbn = request.getParameter(“isbn”);

//信息完整性校验

if(isbn!=null && !isbn.equals(“”)){

//获取ShoppingItem

ShoppingItem si = cart.getItem(isbn);

if(si!=null && si.getAmount()>1)

si.deAmount();

//计算商品总价

cart.getTotalReal();

request.getSession().setAttribute(“cart”, cart);

showCart(request, response);

订单管理控制层：

@WebServlet(“/OrderServlet”)

public class OrderServlet extends HttpServlet {

private static final long serialVersionUID = 1L;

public OrderServlet() {

super();

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

doPost(request, response);

protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//判断是否登录

if(request.getSession().getAttribute(“user”)==null){

//跳转页面

response.sendRedirect(“login.jsp”);

return;

//判断操作

String opt = request.getParameter(“opt”);

if(opt.equals(“add”)){

addOrder(request, response);

if(opt.equals(“show”)){

showOrder(request, response);

/**

  • 添加订单

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void addOrder(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//从session中的cart(购物车)对象

ShoppingCart cart = (ShoppingCart) request.getSession().getAttribute(“cart”);

//获取从jsp页面传过来的userId

Users user = (Users) request.getSession().getAttribute(“user”);

//将获取的数据封装成Orders对象

Orders order = new Orders();

order.setUserId(user.getId());

order.setTotalPrice(cart.getTotal());

//调用dao的添加订单方法

OrderDaoImpl dao = new OrderDaoImpl();

int orderId = dao.addOrder(order);

//如果返回的订单Id不为-1,则表示添加订单成功

if(orderId!=-1){

//获取购物车中的所有图书种类

Collection silist = cart.getItems();

//遍历每一项图书

for(ShoppingItem item:silist){

//封装成OrderBook对象

OrderBook ob = new OrderBook();

ob.setOrderId(orderId);

ob.setBookId(item.getItem().getId());

ob.setQuantity(item.getAmount());

ob.setUnitPrice(item.getItem().getUnitPrice());

//添加到明细表

dao.addOrderBook(ob);

//清空购物车

request.getSession().removeAttribute(“cart”);

//页面跳转

response.sendRedirect(“payok.jsp”);

}else{

//页面跳转

response.sendRedirect(“user/usercart.jsp”);

/**

  • 查看订单

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void showOrder(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//获取session中的user对象

Users user = (Users) request.getSession().getAttribute(“user”);

//调用dao层的获取订单方法

OrderDaoImpl dao = new OrderDaoImpl();

List olist = dao.getOrder(user.getId());

//添加到session中

request.getSession().setAttribute(“olist”,olist);

//页面跳转

response.sendRedirect(“user/userorder.jsp”);

品类管理控制层：

@WebServlet(“/CategoryServlet”)

public class CategoryServlet extends HttpServlet {

private static final long serialVersionUID = 1L;

public CategoryServlet() {

super();

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

doPost(request, response);

protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//String opt = request.getParameter(“opt”);

String role = request.getParameter(“role”);

//判断是否为管理员操作

if(role!=null && role.equals(“3”)){

optByAdmin(request, response);

return;

/**

  • 管理员操作

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void optByAdmin(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

String opt = request.getParameter(“opt”);

//判断是否登录

Users user = (Users) request.getSession().getAttribute(“user”);

if(user==null || user.getUserRoleId()!=3){

response.sendRedirect(“admin/login.jsp”);

return;

//添加分类

if(opt.equals(“add”)){

addCategoryByAdmin(request, response);

//编辑分类

if(opt.equals(“edit”)){

editCategoryByAdmin(request, response);

/**

  • 添加分类

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

protected void addCategoryByAdmin(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

//获取提交的参数

String name = request.getParameter(“name”);

//信息完整性校验

if(name==null || name.equals(“”)){

request.getSession().setAttribute(“ADMIN_MSG_CATEGORY”, “添加失败,请检查分类是否合法输入”);

response.sendRedirect(“admin/categorylist.jsp”);

return;

//封装对象

Categories cate = new Categories();

cate.setName(name);

//调用dao层方法

CategoriesDaoImpl dao = new CategoriesDaoImpl();

if(dao.addCategory(cate)){

request.getSession().setAttribute(“ADMIN_MSG_CATEGORY”, “添加成功”);

//初始化分类集合

initCategory(request, response);

}else{

request.getSession().setAttribute(“ADMIN_MSG_CATEGORY”, “添加失败”);

//页面跳转

response.sendRedirect(“admin/categorylist.jsp”);

/**

  • 编辑分类

  • @param request

  • @param response

  • @throws ServletException

  • @throws IOException

*/

private void editCategoryByAdmin(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

if(StringUtil.isNumber(request.getParameter(“cid”))==false){

response.sendRedirect(“admin/categorylist.jsp”);

return;

//提取参数

int cId = Integer.parseInt(request.getParameter(“cid”));

String name = request.getParameter(“name”);

if(name==null || name.equals(“”)){

response.sendRedirect(“admin/categorylist.jsp”);

return;

//封装对象

Categories c = new Categories();

c.setId(cId);

c.setName(name);

//调用dao层方法

CategoriesDaoImpl dao = new CategoriesDaoImpl();

Boolean b = dao.updateCategory(c);

if(b){

initCategory(request, response);

response.sendRedirect(“admin/categorylist.jsp”);

/**

  • 初始化分类集合

  • @param request

  • @param response

*/

private void initCategory(HttpServletRequest request, HttpServletResponse response){

//获取图书分类

CategoriesDaoImpl dao = new CategoriesDaoImpl();

List clist = dao.getCategories();

request.getServletContext().setAttribute(“clist”, clist);

项目链接：
https://javayms.github.io?id=041524180701201hn
https://javayms.pages.dev?id=041524180701201hn