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基于javaweb的SSM校园二手市场系统(java+ssm+jsp+tomcat+mysql)

更新于

运行环境

Java≥8、MySQL≥5.7、Tomcat≥8

开发工具

eclipse/idea/myeclipse/sts等均可配置运行

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校园二手市场系统(java+ssm+jsp+tomcat+mysql)

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前台用户：
13600000001	123456
13600000002	123456
13600000003	123456
13600000004	123456
13600000005	123456

后台管理员：
13588888888	123456

本系统分为前后台，主要实现的功能有：

前台：（1）二手物品信息查看、搜索。
（2）学生注册登录、个人信息修改。
（3）二手物品信息发布、编辑。
（4）二手物品评论、回复、举报。
（5）求购信息发布。
（6）求购信息查看。

后台：（1）管理员登录。
（2）系统管理：菜单管理、角色用户管理、权限管理、日志管理、数据库备份。
（3）业务管理：二手物品管理、求购物品管理、学生信息管理、评论管理、举报管理。
（4）站点管理：友情链接管理、站点基本信息（站点名称、logo、版权等）设置。

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    // } else {
    Integer userId = cur_user.getId();
    Purse myPurse = purseService.getPurseByUserId(userId);
    ModelAndView mv = new ModelAndView();
    mv.addObject("myPurse", myPurse);
    mv.setViewName("/goods/pubGoods");
    return mv;
}

/**
 * 提交发布的商品信息
 *
 * @return
 * @throws Exception
 */
@RequestMapping(value = "/publishGoodsSubmit")
public String publishGoodsSubmit(HttpServletRequest request, Image ima, Goods goods, MultipartFile image)
        throws Exception {
    // 查询出当前用户cur_user对象，便于使用id
    User cur_user = (User) request.getSession().getAttribute("cur_user");
    goods.setUserId(cur_user.getId());
    goodsService.addGood(goods, 10);// 在goods表中插入物品
    // 返回插入的该物品的id
    int goodsId = goods.getId();
    ima.setGoodsId(goodsId);
    imageService.insert(ima);// 在image表中插入商品图片
    // 发布商品后，catlog的number+1，user表的goods_num+1，更新session的值
    int number = cur_user.getGoodsNum();
    Integer calelog_id = goods.getCatelogId();
    Catelog catelog = catelogService.selectByPrimaryKey(calelog_id);
    catelogService.updateCatelogNum(calelog_id, catelog.getNumber() + 1);
    userService.updateGoodsNum(cur_user.getId(), number + 1);
    cur_user.setGoodsNum(number + 1);
    request.getSession().setAttribute("cur_user", cur_user);// 修改session值
    return "redirect:/user/allGoods";
}

/**
 * 上传物品
 *
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        List<Image> imageList = imageService.getImagesByGoodsPrimaryKey(goods.getId());
        goodsExtend.setGoods(goods);
        goodsExtend.setImages(imageList);
        goodsExtendList.add(i, goodsExtend);
    }
    ModelAndView modelAndView = new ModelAndView();
    modelAndView.addObject("goodsExtendList", goodsExtendList);
    modelAndView.addObject("catelog", catelog);
    modelAndView.addObject("search", str);
    modelAndView.setViewName("/goods/catelogGoods");
    return modelAndView;
}

/**
 * 根据商品id查询该商品详细信息
 *
 * @param id
 * @return
 * @throws Exception
 */
@RequestMapping(value = "/goodsId/{id}")
public ModelAndView getGoodsById(HttpServletRequest request, @PathVariable("id") Integer id,
                                 @RequestParam(value = "str", required = false) String str) throws Exception {
    Goods goods = goodsService.getGoodsByPrimaryKey(id);
    User seller = userService.selectByPrimaryKey(goods.getUserId());
    Catelog catelog = catelogService.selectByPrimaryKey(goods.getCatelogId());
    GoodsExtend goodsExtend = new GoodsExtend();
    List<Image> imageList = imageService.getImagesByGoodsPrimaryKey(id);
    CommentExtend CommentExtend = goodsService.selectCommentsByGoodsId(id);
    goodsExtend.setGoods(goods);
    goodsExtend.setImages(imageList);
    ModelAndView modelAndView = new ModelAndView();
    modelAndView.addObject("CommentExtend", CommentExtend);
    modelAndView.addObject("goodsExtend", goodsExtend);
    modelAndView.addObject("seller", seller);
    modelAndView.addObject("search", str);
    modelAndView.addObject("catelog", catelog);
    modelAndView.setViewName("/goods/detailGoods");
    return modelAndView;

}

/**
 * 发布评论
 *
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    @RequestMapping(value = "/receipt")
    public String receipt(HttpServletRequest request) {
    Integer orderNum=Integer.parseInt(request.getParameter("orderNum"));
    	Float balance=Float.parseFloat(request.getParameter("orderPrice"));
    	Integer goodsId=Integer.parseInt(request.getParameter("goodsId"));
    	Integer userId=goodsService.getGoodsById(goodsId).getUserId();
    	ordersService.receiptByOrderNum(orderNum);
    	purseService.updatePurseByuserId(userId,balance);
    	/*买家确认收货后，卖家钱包+*/
        return "redirect:/orders/myOrders";
    }

}
package com.ldu.service.impl;




@Service("userService")
public class UserServiceImpl implements UserService {

    @Resource
    private UserMapper userMapper;

    public void addUser(User user) {
        userMapper.insert(user);
    }

    public User getUserByPhone(String phone) {
        User user  = userMapper.getUserByPhone(phone);
        return  user;
    }
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        Integer userId = cur_user.getId();
        Purse myPurse = purseService.getPurseByUserId(userId);
        ModelAndView modelAndView = new ModelAndView();
        modelAndView.addObject("goodsExtend", goodsExtend);
        modelAndView.addObject("myPurse", myPurse);
        modelAndView.setViewName("/user/pay");
        return modelAndView;
    }

}
package com.ldu.controller;



/**
 */
@Controller
@RequestMapping(value = "/admin")
public class AdminController {

	@Resource
	private UserService userService;

	@Resource
	private GoodsService goodsService;

	@Resource
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@RequestMapping(value = "/basic")
public ModelAndView basic(HttpServletRequest request) {
	User cur_user = (User) request.getSession().getAttribute("cur_user");
	Integer userId = cur_user.getId();
	Purse myPurse = purseService.getPurseByUserId(userId);
	ModelAndView mv = new ModelAndView();
	mv.addObject("myPurse", myPurse);
	mv.setViewName("/user/basic");
	return mv;
}

/**
 * 我的闲置 查询出所有的用户商品以及商品对应的图片
 * 
 * @return 返回的model为 goodsAndImage对象,该对象中包含goods 和 images，参考相应的类
 */
@RequestMapping(value = "/allGoods")
public ModelAndView goods(HttpServletRequest request) {
	User cur_user = (User) request.getSession().getAttribute("cur_user");
	Integer userId = cur_user.getId();
	List<Goods> goodsList = goodsService.getGoodsByUserId(userId);
	List<GoodsExtend> goodsAndImage = new ArrayList<GoodsExtend>();
	for (int i = 0; i < goodsList.size(); i++) {
		// 将用户信息和image信息封装到GoodsExtend类中，传给前台
		GoodsExtend goodsExtend = new GoodsExtend();
		Goods goods = goodsList.get(i);
		List<Image> images = imageService.getImagesByGoodsPrimaryKey(goods.getId());
		goodsExtend.setGoods(goods);
		goodsExtend.setImages(images);
		goodsAndImage.add(i, goodsExtend);
	}
	Purse myPurse = purseService.getPurseByUserId(userId);
	ModelAndView mv = new ModelAndView();
	mv.addObject("goodsAndImage", goodsAndImage);
	mv.setViewName("/user/goods");
	mv.addObject("myPurse", myPurse);
	return mv;
}

/**
 * 我的关注 查询出所有的用户商品以及商品对应的图片
 * 
 * @return 返回的model为 goodsAndImage对象,该对象中包含goods 和 images，参考相应的类
 */
@RequestMapping(value = "/allFocus")
public ModelAndView focus(HttpServletRequest request) {
	User cur_user = (User) request.getSession().getAttribute("cur_user");
	Integer userId = cur_user.getId();
	List<Focus> focusList = focusService.getFocusByUserId(userId);
	List<GoodsExtend> goodsAndImage = new ArrayList<GoodsExtend>();
	for (int i = 0; i < focusList.size(); i++) {
		// 将用户信息和image信息封装到GoodsExtend类中，传给前台
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@Controller
@RequestMapping(value = "/goods")
public class GoodsController {
    @Autowired
    private GoodsService goodsService;
    @Autowired
    private ImageService imageService;
    @Autowired
    private CatelogService catelogService;
    @Autowired
    private UserService userService;
    @Resource
    private PurseService purseService;

    public static String file_path = "C:\\Users\\joey\\Desktop\\SSM校园二手市场系统(java+ssm+jsp+tomcat+mysql)\\db\\web\\upload";


    /**
     * 首页显示商品，每一类商品查询6件，根据最新上架排序 key的命名为catelogGoods1、catelogGoods2....
     *
     * @return
     * @throws Exception
     */
    @RequestMapping(value = "/homeGoods")
    public ModelAndView homeGoods() throws Exception {
        ModelAndView modelAndView = new ModelAndView();
        // 商品种类数量
        int catelogSize = 7;
        // 每个种类显示商品数量
        int goodsSize = 6;

        List<Goods> goodsList = null;
        List<GoodsExtend> goodsAndImage = null;

        /* 获取最新发布列表 */
        goodsList = goodsService.getGoodsOrderByDate(goodsSize);
        goodsAndImage = new ArrayList<GoodsExtend>();
        for (int j = 0; j < goodsList.size(); j++) {
            // 将用户信息和image信息封装到GoodsExtend类中，传给前台
            GoodsExtend goodsExtend = new GoodsExtend();
            Goods goods = goodsList.get(j);
            List<Image> images = imageService.getImagesByGoodsPrimaryKey(goods.getId());
            goodsExtend.setGoods(goods);
            goodsExtend.setImages(images);
            goodsAndImage.add(j, goodsExtend);
        }

项目链接：
https://javayms.github.io?id=571422282105200dz
https://javayms.pages.dev?id=571422282105200dz