• Java项目：SSM网上外卖订餐管理系统

    作者主页：源码空间站2022

     简介：Java领域优质创作者、Java项目、学习资料、技术互助

    文末获取源码

    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

    1. package com.shop.controller;
    2.  
    3. import javax.servlet.http.HttpServletRequest;
    4. import javax.servlet.http.HttpServletResponse;
    5.  
    6. import org.springframework.beans.factory.annotation.Autowired;
    7. import org.springframework.stereotype.Controller;
    8. import org.springframework.ui.Model;
    9. import org.springframework.web.bind.annotation.RequestMapping;
    10. import org.springframework.web.bind.annotation.RequestParam;
    11.  
    12. import com.shop.exception.zdyException;
    13. import com.shop.po.Adminuser;
    14. import com.shop.po.User;
    15. import com.shop.service.UserService;
    16.  
    17. @Controller
    18. public class loginController {
    19.  
    20. 	@Autowired
    21. 	private UserService userService;
    22.  
    23. 	@RequestMapping("login")
    24. 	public String login() {
    25. 		return "login";
    26. 	}
    27.  
    28. 	// 用户登录
    29. 	@RequestMapping("/userLogin")
    30. 	public String userLogin(HttpServletRequest request,
    31. 			@RequestParam String checkImg, User user, Model model)
    32. 			throws zdyException, Exception {
    33. 		String sessionCode = (String) request.getSession().getAttribute(
    34. 				"checkcode");
    35. 		if (!sessionCode.equalsIgnoreCase(checkImg)) {
    36. 			 //model.addAttribute("message", "验证码输入错误请重新注册");
    37. 			//throw new zdyException("验证码输入错误请重新注册");
    38. 			request.getSession().setAttribute("message", "验证码输入错误请重新注册");
    39. 			 return "redirect:login.action";
    40. 		}
    41. 		User loginUser = userService.loginFindByUnameAndPwd(user.getUsername(),
    42. 				user.getPassword());
    43. 		if (loginUser == null) {
    44. 			 //model.addAttribute("message", "密码输入错误请重新登陆");
    45. 			 request.getSession().setAttribute("message", "密码输入错误请重新登陆");
    46. 			//throw new zdyException("密码输入错误请重新登陆");
    47. 			 return "redirect:login.action";
    48. 		}
    49. 		request.getSession().setAttribute("loginUser", loginUser);
    50. 		request.getSession().removeAttribute("message");
    51. 		return "redirect:index.action";
    52. 	}
    53.  
    54. 	// 用户退出
    55. 	@RequestMapping("userLogout")
    56. 	public String userLogout(HttpServletRequest request,
    57. 			HttpServletResponse response, Model model) {
    58. 		request.getSession().removeAttribute("loginUser");
    59. 		response.setHeader("content-type", "text/html;charset=UTF-8");
    60. 		response.setHeader("refresh", "5;url=/shop/index.action");
    61. 		model.addAttribute("message", "退出成功，系统将在5秒之后跳转到首页......");
    62. 		return "msg";
    63. 	}
    64.  
    65. 	//进入管理员页面
    66. 	@RequestMapping("/admin")
    67. 	public String AdminIndex(){
    68. 		return "admin/index";
    69. 	}
    70. 	//admin/adminUser_login.action
    71.     //adminUser_login管理员登录
    72. 	@RequestMapping("/admin/adminUser_login")
    73. 	public String adminUser_login(HttpServletRequest request,Model model,@RequestParam String username,@RequestParam String password) throws Exception{
    74. 		Adminuser adminuserLogin = userService.adminUser_login(username,password);
    75. 		System.out.println(username);
    76. 		System.out.println(password);
    77. 		if(adminuserLogin == null){
    78. 			model.addAttribute("message", "改用户未被授予管理员身份！");
    79. 			return "admin/index";
    80. 		}
    81. 		request.getSession().setAttribute("adminuserLogin", adminuserLogin);
    82. //		model.addAttribute("adminuserLogin", adminuserLogin);
    83. 		return "admin/home";
    84. 	}
    85. 	
    86. }

    产品模块

    1. package com.shop.controller;
    2.  
    3. import org.springframework.beans.factory.annotation.Autowired;
    4. import org.springframework.stereotype.Controller;
    5. import org.springframework.ui.Model;
    6. import org.springframework.web.bind.annotation.RequestMapping;
    7. import org.springframework.web.bind.annotation.RequestParam;
    8.  
    9. import com.shop.po.Product;
    10. import com.shop.service.ProductService;
    11.  
    12. @Controller
    13. public class ProductController {
    14. 	@Autowired
    15. 	private ProductService prodcutService;
    16.  
    17. 	@RequestMapping("/productFindByPid")
    18. 	public String productFindByPid(@RequestParam int pid,Model model) throws Exception {
    19. 			Product product = prodcutService.productFindByPid(pid);
    20. 			model.addAttribute("product", product);
    21. 		return "product";
    22. 	}
    23. }

    注册控制器

    1. package com.shop.controller;
    2.  
    3. import java.util.ArrayList;
    4. import java.util.List;
    5.  
    6. import javax.servlet.http.HttpServletRequest;
    7.  
    8. import org.springframework.beans.factory.annotation.Autowired;
    9. import org.springframework.stereotype.Controller;
    10. import org.springframework.ui.Model;
    11. import org.springframework.validation.BindingResult;
    12. import org.springframework.validation.ObjectError;
    13. import org.springframework.validation.annotation.Validated;
    14. import org.springframework.web.bind.annotation.RequestMapping;
    15. import org.springframework.web.bind.annotation.RequestParam;
    16.  
    17. import com.shop.exception.zdyException;
    18. import com.shop.po.User;
    19. import com.shop.service.UserService;
    20.  
    21.  
    22. @Controller
    23. public class registController {
    24. 	@Autowired
    25. 	private UserService userService;
    26.  
    27. 	@RequestMapping("regist")
    28. 	public String regist() {
    29. 		return "regist";
    30. 	}
    31.  
    32. 	@RequestMapping("/userRegist")
    33. 	public String userRegist(Model model, HttpServletRequest request,
    34. 			@Validated User user, BindingResult bindingResult,
    35. 			@RequestParam String checkImg) throws Exception {
    36. 		if (bindingResult.hasErrors()) {
    37. 			List errors =bindingResult.getAllErrors();
    38. 			List list = new ArrayList<>();
    39. 			for (ObjectError objectError : errors) {
    40. 				String str = new String(objectError.getDefaultMessage()
    41. 						.getBytes("ISO-8859-1"), "gbk");
    42. 				list.add(str);
    43. 			}
    44. 			model.addAttribute("errors", list);
    45. 			return "regist";
    46. 		}
    47. 		// 查看验证码
    48. 		String sessionCode = (String) request.getSession().getAttribute(
    49. 				"checkcode");
    50. //		System.out.println("adadadad" + sessionCode);
    51. 		if (!sessionCode.equalsIgnoreCase(checkImg)) {
    52. //			model.addAttribute("message", "验证码错误请重新注册");
    53. 			throw new zdyException("验证码错误请重新注册");
    54. 		}
    55. 		// 开始写入数据库
    56. 		userService.saveUser(user);
    57. 		//model.addAttribute("message", "注册成功请去邮箱激活");
    58. 		model.addAttribute("message", "注册成功请登录");
    59. 		return "msg";
    60. 	}
    61.  
    62. 	@RequestMapping("/activeUser")
    63. 	public String activeUser(@RequestParam String code,Model model) throws zdyException,Exception  {
    64. 		/*
    65. 		 * 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.
    66. 		 */
    67. 			User activeUser = userService.findByCode(code);
    68. 			if(activeUser==null){
    69. //				model.addAttribute("message", "激活码被篡改了,请重新注册");
    70. 				throw new zdyException("激活码被篡改了,请重新注册");
    71. 			}
    72. 			activeUser.setState(1);
    73. 			activeUser.setCode(null);
    74. 			userService.activeUser(activeUser);
    75. 			model.addAttribute("message", "激活码成功");
    76. 		return "msg";
    77. 	}
    78. }

    购物车

    1. package com.shop.controller;
    2.  
    3. import javax.servlet.http.HttpServletRequest;
    4.  
    5. import org.springframework.beans.factory.annotation.Autowired;
    6. import org.springframework.stereotype.Controller;
    7. import org.springframework.ui.Model;
    8. import org.springframework.web.bind.annotation.RequestMapping;
    9. import org.springframework.web.bind.annotation.RequestParam;
    10.  
    11. import com.shop.po.Cart;
    12. import com.shop.po.CartItem;
    13. import com.shop.po.Product;
    14. import com.shop.po.User;
    15. import com.shop.service.ProductService;
    16.  
    17.  
    18. @Controller
    19. public class cartController {
    20. 	@Autowired
    21. 	private ProductService productService;
    22. //	添加到购物车
    23. 	@RequestMapping("/addCart")
    24. 	public String addCart(HttpServletRequest request,@RequestParam int pid,@RequestParam int count ,Model model){
    25. 		Product product = productService.finbProductByPid(pid);
    26. //		存进一个购物项
    27. 		CartItem cartItem = new CartItem();
    28. 		cartItem.setCount(count);
    29. 		cartItem.setProduct(product);
    30. 		cartItem.setSubtotle(count*product.getShopPrice());
    31. //		存进购物车
    32. 		Cart cart=getCart(request);
    33. 		cart.addCart(cartItem);
    34. 		return "cart";
    35. 	}
    36. //	查看我的购物车
    37. 	@RequestMapping("/myCart")
    38. 	public String myCart(HttpServletRequest request,Model model){
    39. 		User loginUser = (User) request.getSession().getAttribute("loginUser");
    40. 		if (loginUser == null) {
    41. 			model.addAttribute("message","您还没有登录！");
    42. 			return "msg";
    43. 		}
    44. 		return "cart";
    45. 	}
    46. 	
    47. //	清空购物车
    48. 	@RequestMapping("/clearCart")
    49. 	public String clearCart(HttpServletRequest request){
    50. 		Cart cart=getCart(request);
    51. 		cart.clearCart();
    52. 		return "redirect:myCart.action";
    53. 	}
    54. //	删除某个购物项
    55. 	@RequestMapping("/delProFromCart")
    56. 	public String delProFromCart(@RequestParam int pid,HttpServletRequest request){
    57. 		Cart cart=getCart(request);
    58. 		cart.delProFromCart(pid);
    59. 		return "redirect:myCart.action";
    60. 	}
    61. 	public Cart getCart(HttpServletRequest request) {
    62. 		Cart cart = (Cart) request.getSession().getAttribute("cart");
    63. 		if (cart == null) {
    64. 			cart = new Cart();
    65. 			request.getSession().setAttribute("cart", cart);
    66. 		}
    67. 		return cart;
    68. 	}
    69. }

    二级分类

    1. package com.shop.controller;
    2.  
    3. import javax.servlet.http.HttpServletRequest;
    4.  
    5. import org.springframework.beans.factory.annotation.Autowired;
    6. import org.springframework.stereotype.Controller;
    7. import org.springframework.ui.Model;
    8. import org.springframework.web.bind.annotation.RequestMapping;
    9. import org.springframework.web.bind.annotation.RequestParam;
    10.  
    11. import com.shop.Utils.PageBean;
    12. import com.shop.po.Product;
    13. import com.shop.service.ProductService;
    14.  
    15. @Controller
    16. public class CategorySecondController {
    17. 	@Autowired
    18. 	private ProductService productService;
    19. //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)
    20. 	@RequestMapping("/findCategorySecond")
    21. 	public String findCategorySecond(HttpServletRequest request,@RequestParam int cid,Model model,@RequestParam int page) throws Exception {
    22. 		request.getSession().setAttribute("cid",cid);
    23. 		PageBean proPageBean = productService.findProductyBycid(cid,page);
    24. 		model.addAttribute("pageBean",proPageBean);
    25. 		return "category";
    26. 	}
    27. 	
    28. //	根据csid来分页查询商品
    29. 	@RequestMapping("/findCategorySecond1")
    30. 	public String findCategorySecond1(@RequestParam int csid,Model model,@RequestParam int page){
    31. 		PageBean proPageBean = productService.finbProductByCsid(csid,page);
    32. 		model.addAttribute("pageBean",proPageBean);
    33. 		return "category";
    34. 	}
    35. }

    如果也想学习本系统，下面领取。关注并回复：112ssm 

     

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  • 原文地址：https://blog.csdn.net/m0_74967853/article/details/128193726