Java项目：SSM网上外卖订餐管理系统

作者主页：源码空间站2022

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项目介绍

该项目为前后台项目，分为普通用户与管理员两种角色，前台普通用户登录，后台管理员登录；

普通用户主要功能包括：
登录注册，查看商品，提交订单，然后留言，查看购物车，购买商品等等。

管理员主要功能包括：
添加商品，管理用户，添加类目，管理留言等等。

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版本；

6.是否Maven项目：否；

技术栈

1. 后端：Spring+SpringMVC+Mybatis

2. 前端：JSP+jQuery+Ajax

使用说明

1. 使用Navicat或者其它工具，在mysql中创建对应名称的数据库，并导入项目的sql文件；
2. 使用IDEA/Eclipse/MyEclipse导入项目，Eclipse/MyEclipse导入时，若为maven项目请选择maven;若为maven项目，导入成功后请执行maven clean;maven install命令，然后运行；
3. 将项目中jdbc.properties配置文件中的数据库配置改为自己的配置;

4. 运行项目，输入localhost:8080/ 登录

用户账号/密码： user/123456
管理员账号/密码：admin/admin

运行截图

前台界面

后台界面

相关代码

登录控制器

package com.shop.controller;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;

import com.shop.exception.zdyException;
import com.shop.po.Adminuser;
import com.shop.po.User;
import com.shop.service.UserService;

@Controller
public class loginController {

	@Autowired
	private UserService userService;

	@RequestMapping("login")
	public String login() {
		return "login";
	}

	// 用户登录
	@RequestMapping("/userLogin")
	public String userLogin(HttpServletRequest request,
			@RequestParam String checkImg, User user, Model model)
			throws zdyException, Exception {
		String sessionCode = (String) request.getSession().getAttribute(
				"checkcode");
		if (!sessionCode.equalsIgnoreCase(checkImg)) {
			 //model.addAttribute("message", "验证码输入错误请重新注册");
			//throw new zdyException("验证码输入错误请重新注册");
			request.getSession().setAttribute("message", "验证码输入错误请重新注册");
			 return "redirect:login.action";
		}
		User loginUser = userService.loginFindByUnameAndPwd(user.getUsername(),
				user.getPassword());
		if (loginUser == null) {
			 //model.addAttribute("message", "密码输入错误请重新登陆");
			 request.getSession().setAttribute("message", "密码输入错误请重新登陆");
			//throw new zdyException("密码输入错误请重新登陆");
			 return "redirect:login.action";
		}
		request.getSession().setAttribute("loginUser", loginUser);
		request.getSession().removeAttribute("message");
		return "redirect:index.action";
	}

	// 用户退出
	@RequestMapping("userLogout")
	public String userLogout(HttpServletRequest request,
			HttpServletResponse response, Model model) {
		request.getSession().removeAttribute("loginUser");
		response.setHeader("content-type", "text/html;charset=UTF-8");
		response.setHeader("refresh", "5;url=/shop/index.action");
		model.addAttribute("message", "退出成功，系统将在5秒之后跳转到首页......");
		return "msg";
	}

	//进入管理员页面
	@RequestMapping("/admin")
	public String AdminIndex(){
		return "admin/index";
	}
	//admin/adminUser_login.action
    //adminUser_login管理员登录
	@RequestMapping("/admin/adminUser_login")
	public String adminUser_login(HttpServletRequest request,Model model,@RequestParam String username,@RequestParam String password) throws Exception{
		Adminuser adminuserLogin = userService.adminUser_login(username,password);
		System.out.println(username);
		System.out.println(password);
		if(adminuserLogin == null){
			model.addAttribute("message", "改用户未被授予管理员身份！");
			return "admin/index";
		}
		request.getSession().setAttribute("adminuserLogin", adminuserLogin);
//		model.addAttribute("adminuserLogin", adminuserLogin);
		return "admin/home";
	}
	
}

产品模块

package com.shop.controller;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;

import com.shop.po.Product;
import com.shop.service.ProductService;

@Controller
public class ProductController {
	@Autowired
	private ProductService prodcutService;

	@RequestMapping("/productFindByPid")
	public String productFindByPid(@RequestParam int pid,Model model) throws Exception {
			Product product = prodcutService.productFindByPid(pid);
			model.addAttribute("product", product);
		return "product";
	}
}

注册控制器

package com.shop.controller;

import java.util.ArrayList;
import java.util.List;

import javax.servlet.http.HttpServletRequest;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.validation.ObjectError;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;

import com.shop.exception.zdyException;
import com.shop.po.User;
import com.shop.service.UserService;


@Controller
public class registController {
	@Autowired
	private UserService userService;

	@RequestMapping("regist")
	public String regist() {
		return "regist";
	}

	@RequestMapping("/userRegist")
	public String userRegist(Model model, HttpServletRequest request,
			@Validated User user, BindingResult bindingResult,
			@RequestParam String checkImg) throws Exception {
		if (bindingResult.hasErrors()) {
			List<ObjectError> errors =bindingResult.getAllErrors();
			List<String> list = new ArrayList<>();
			for (ObjectError objectError : errors) {
				String str = new String(objectError.getDefaultMessage()
						.getBytes("ISO-8859-1"), "gbk");
				list.add(str);
			}
			model.addAttribute("errors", list);
			return "regist";
		}
		// 查看验证码
		String sessionCode = (String) request.getSession().getAttribute(
				"checkcode");
//		System.out.println("adadadad" + sessionCode);
		if (!sessionCode.equalsIgnoreCase(checkImg)) {
//			model.addAttribute("message", "验证码错误请重新注册");
			throw new zdyException("验证码错误请重新注册");
		}
		// 开始写入数据库
		userService.saveUser(user);
		//model.addAttribute("message", "注册成功请去邮箱激活");
		model.addAttribute("message", "注册成功请登录");
		return "msg";
	}

	@RequestMapping("/activeUser")
	public String activeUser(@RequestParam String code,Model model) throws zdyException,Exception  {
		/*
		 * 根据传递激活码进行用户查询. 如果用户不为空: 修改用户状态 改为1 如果用户为空: 激活码被篡改了.
		 */
			User activeUser = userService.findByCode(code);
			if(activeUser==null){
//				model.addAttribute("message", "激活码被篡改了,请重新注册");
				throw new zdyException("激活码被篡改了,请重新注册");
			}
			activeUser.setState(1);
			activeUser.setCode(null);
			userService.activeUser(activeUser);
			model.addAttribute("message", "激活码成功");
		return "msg";
	}
}

购物车

package com.shop.controller;

import javax.servlet.http.HttpServletRequest;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;

import com.shop.po.Cart;
import com.shop.po.CartItem;
import com.shop.po.Product;
import com.shop.po.User;
import com.shop.service.ProductService;


@Controller
public class cartController {
	@Autowired
	private ProductService productService;
//	添加到购物车
	@RequestMapping("/addCart")
	public String addCart(HttpServletRequest request,@RequestParam int pid,@RequestParam int count ,Model model){
		Product product = productService.finbProductByPid(pid);
//		存进一个购物项
		CartItem cartItem = new CartItem();
		cartItem.setCount(count);
		cartItem.setProduct(product);
		cartItem.setSubtotle(count*product.getShopPrice());
//		存进购物车
		Cart cart=getCart(request);
		cart.addCart(cartItem);
		return "cart";
	}
//	查看我的购物车
	@RequestMapping("/myCart")
	public String myCart(HttpServletRequest request,Model model){
		User loginUser = (User) request.getSession().getAttribute("loginUser");
		if (loginUser == null) {
			model.addAttribute("message","您还没有登录！");
			return "msg";
		}
		return "cart";
	}
	
//	清空购物车
	@RequestMapping("/clearCart")
	public String clearCart(HttpServletRequest request){
		Cart cart=getCart(request);
		cart.clearCart();
		return "redirect:myCart.action";
	}
//	删除某个购物项
	@RequestMapping("/delProFromCart")
	public String delProFromCart(@RequestParam int pid,HttpServletRequest request){
		Cart cart=getCart(request);
		cart.delProFromCart(pid);
		return "redirect:myCart.action";
	}
	public Cart getCart(HttpServletRequest request) {
		Cart cart = (Cart) request.getSession().getAttribute("cart");
		if (cart == null) {
			cart = new Cart();
			request.getSession().setAttribute("cart", cart);
		}
		return cart;
	}
}

二级分类

package com.shop.controller;

import javax.servlet.http.HttpServletRequest;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;

import com.shop.Utils.PageBean;
import com.shop.po.Product;
import com.shop.service.ProductService;

@Controller
public class CategorySecondController {
	@Autowired
	private ProductService productService;
//根据一级目录查找二级目录下面的商品(使用延迟加载但是这里不知为啥使用起来出错了)
	@RequestMapping("/findCategorySecond")
	public String findCategorySecond(HttpServletRequest request,@RequestParam int cid,Model model,@RequestParam int page) throws Exception {
		request.getSession().setAttribute("cid",cid);
		PageBean<Product> proPageBean = productService.findProductyBycid(cid,page);
		model.addAttribute("pageBean",proPageBean);
		return "category";
	}
	
//	根据csid来分页查询商品
	@RequestMapping("/findCategorySecond1")
	public String findCategorySecond1(@RequestParam int csid,Model model,@RequestParam int page){
		PageBean<Product> proPageBean = productService.finbProductByCsid(csid,page);
		model.addAttribute("pageBean",proPageBean);
		return "category";
	}
}

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