博主介绍:✌从事软件开发10年之余,专注于Java技术领域、Python人工智能及数据挖掘、小程序项目开发和Android项目开发等。CSDN、掘金、华为云、InfoQ、阿里云等平台优质作者✌
🍅文末获取源码联系🍅
👇🏻 精彩专栏推荐订阅👇🏻 不然下次找不到哟
目录
[1.1 项目介绍](#1.1 项目介绍)
[1.2 开发技术](#1.2 开发技术)
[3.1 前台功能](#3.1 前台功能)
[3.2 后台功能](#3.2 后台功能)
[5.1 蛋糕信息Controller模块](#5.1 蛋糕信息Controller模块)
[5.2 蛋糕信息Service模块](#5.2 蛋糕信息Service模块)
[5.3 蛋糕信息ServiceImpl模块](#5.3 蛋糕信息ServiceImpl模块)
[5.4 蛋糕信息Dao模块](#5.4 蛋糕信息Dao模块)
1、项目介绍及开发技术
1.1 项目介绍
在数字化时代,电子商务的兴起为传统行业带来了新的机遇和挑战。尤其是对于蛋糕销售行业,消费者对于个性化、便捷化的购物体验需求日益增长。为了满足市场需求,提高销售效率,我们设计并开发了一个基于SpringBoot框架的网上蛋糕销售系统。
背景:
传统的蛋糕销售模式通常依赖于实体店铺,受限于地理位置和营业时间,无法满足消费者随时订购的需求。随着互联网技术的发展,越来越多的消费者倾向于在线购物,享受便捷的服务和个性化的选择。因此,开发一个网上蛋糕销售系统,对于拓展销售渠道、提升顾客体验具有重要意义。
目的意义:
-
- 提升购物体验:系统提供直观的蛋糕展示、便捷的在线订购流程,以及个性化的蛋糕定制服务,满足消费者对于便捷和个性化的需求。
-
- 优化库存管理:通过实时更新的库存管理系统,可以有效地控制库存量,减少过剩或缺货的情况,提高库存周转率。
-
- 增强营销能力:系统内置的优惠券和促销活动管理功能,有助于吸引新客户,提升老客户的复购率,增强整体营销能力。
-
- 提高运营效率:系统自动化的订单处理和物流跟踪功能,减少了人工操作的错误和时间成本,提高了运营效率。
-
- 数据分析与决策支持:系统提供的销售数据分析和客户行为分析,为管理者提供了决策支持,帮助优化产品结构和营销策略。
综上所述,基于SpringBoot框架的网上蛋糕销售系统,不仅能够为消费者提供一个便捷、个性化的购物平台,还能够为蛋糕销售商提供一个高效、智能化的运营管理工具。通过技术手段优化蛋糕销售流程,该系统有望成为推动蛋糕行业电子商务发展的重要力量。
1.2 开发技术
类别 | 技术名称 | 用途/描述 |
---|---|---|
开发语言 | Java | 一种广泛使用的面向对象编程语言。 |
框架 | Spring Boot | 简化Spring应用的初始搭建以及开发过程。 |
ORM工具 | MyBatis Plus | MyBatis的增强工具,简化CRUD操作。 |
数据库 | MySQL | 流行的关系型数据库管理系统。 |
构建工具 | Maven | 项目管理和理解工具。 |
开发工具 | IDEA | 集成开发环境,用于代码编写和调试。 |
JDK版本 | JDK 1.8+ | Java开发工具包,提供运行Java程序所需的环境。 |
前端框架 | Vue | 用于构建用户界面的渐进式JavaScript框架。 |
UI框架 | Element UI | 基于Vue的桌面端组件库。 |
前端技术 | HTML | 网页内容的标准标记语言。 |
前端技术 | CSS | 描述HTML文档的样式。 |
前端技术 | JS | 网页脚本语言,用于实现网页的动态效果。 |
2、系统功能设计结构图
功能模块结构图
│
├── 前端
│ ├── 登录
│ ├── 注册
│ ├── 首页
│ ├── 蛋糕信息
│ ├── 公告资讯
│ ├── 购物车
│ ├── 在线客服
│ └── 个人中心
│ ├── 个人中心
│ ├── 修改密码
│ ├── 我的订单
│ ├── 我的地址
│ ├── 我的收藏
│ └── 我的优惠券
│
└── 后端
├── 登录
├── 系统首页
│ └── 统计
├── 个人中心
├── 会员管理
├── 蛋糕分类管理
├── 蛋糕信息管理
├── 材料信息管理
├── 入库信息管理
├── 出库信息管理
├── 优惠券管理
├── 系统管理
│ ├── 公告资讯管理
│ ├── 公告资讯分类管理
│ ├── 在线客服管理
│ ├── 关于我们管理
│ └── 轮播图管理
└── 订单管理
系统MVC框架,请求流程展示:
3、功能截图
3.1 前台功能
3.2 后台功能
4、数据库表结构设计
sql
--
-- Table structure for table `aboutus`
--
DROP TABLE IF EXISTS `aboutus`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `aboutus` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`title` varchar(200) NOT NULL COMMENT '标题',
`subtitle` varchar(200) DEFAULT NULL COMMENT '副标题',
`content` longtext NOT NULL COMMENT '内容',
`picture1` longtext COMMENT '图片1',
`picture2` longtext COMMENT '图片2',
`picture3` longtext COMMENT '图片3',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8 COMMENT='关于我们';
/*!40101 SET character_set_client = @saved_cs_client */;
--
-- Table structure for table `cart`
--
DROP TABLE IF EXISTS `cart`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `cart` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`tablename` varchar(200) DEFAULT 'dangaoxinxi' COMMENT '商品表名',
`userid` bigint(20) NOT NULL COMMENT '用户id',
`goodid` bigint(20) NOT NULL COMMENT '商品id',
`goodname` varchar(200) DEFAULT NULL COMMENT '商品名称',
`picture` longtext COMMENT '图片',
`buynumber` int(11) NOT NULL COMMENT '购买数量',
`price` double DEFAULT NULL COMMENT '单价',
`goodtype` varchar(200) DEFAULT NULL COMMENT '商品类型',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8 COMMENT='购物车表';
/*!40101 SET character_set_client = @saved_cs_client */;
--
-- Table structure for table `chat`
--
DROP TABLE IF EXISTS `chat`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `chat` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`userid` bigint(20) NOT NULL COMMENT '用户id',
`adminid` bigint(20) DEFAULT NULL COMMENT '管理员id',
`ask` longtext COMMENT '提问',
`reply` longtext COMMENT '回复',
`isreply` int(11) DEFAULT NULL COMMENT '是否回复',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=81 DEFAULT CHARSET=utf8 COMMENT='在线客服';
/*!40101 SET character_set_client = @saved_cs_client */;
--
-- Table structure for table `config`
--
DROP TABLE IF EXISTS `config`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `config` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`name` varchar(100) NOT NULL COMMENT '配置参数名称',
`value` varchar(100) DEFAULT NULL COMMENT '配置参数值',
`url` varchar(500) DEFAULT NULL COMMENT 'url',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8 COMMENT='配置文件';
/*!
--
-- Table structure for table `dangaofenlei`
--
DROP TABLE IF EXISTS `dangaofenlei`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `dangaofenlei` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`dangaofenlei` varchar(200) DEFAULT NULL COMMENT '蛋糕分类',
`image` longtext COMMENT 'image',
PRIMARY KEY (`id`),
UNIQUE KEY `dangaofenlei` (`dangaofenlei`)
) ENGINE=InnoDB AUTO_INCREMENT=29 DEFAULT CHARSET=utf8 COMMENT='蛋糕分类';
/*!40101 SET character_set_client = @saved_cs_client */;
--
-- Table structure for table `discussdangaoxinxi`
--
DROP TABLE IF EXISTS `discussdangaoxinxi`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `discussdangaoxinxi` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`refid` bigint(20) NOT NULL COMMENT '关联表id',
`userid` bigint(20) NOT NULL COMMENT '用户id',
`avatarurl` longtext COMMENT '头像',
`nickname` varchar(200) DEFAULT NULL COMMENT '用户名',
`content` longtext NOT NULL COMMENT '评论内容',
`reply` longtext COMMENT '回复内容',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8 COMMENT='蛋糕信息评论表';
/*!40101 SET character_set_client = @saved_cs_client */;
DROP TABLE IF EXISTS `huiyuan`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `huiyuan` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`yonghuming` varchar(200) NOT NULL COMMENT '用户名',
`mima` varchar(200) NOT NULL COMMENT '密码',
`xingming` varchar(200) NOT NULL COMMENT '姓名',
`xingbie` varchar(200) DEFAULT NULL COMMENT '性别',
`touxiang` longtext COMMENT '头像',
`shouji` varchar(200) DEFAULT NULL COMMENT '手机',
`money` double DEFAULT '0' COMMENT '余额',
PRIMARY KEY (`id`),
UNIQUE KEY `yonghuming` (`yonghuming`)
) ENGINE=InnoDB AUTO_INCREMENT=1713666145926 DEFAULT CHARSET=utf8 COMMENT='会员';
/*!40101 SET character_set_client = @saved_cs_client */;
--
-- Table structure for table `news`
--
DROP TABLE IF EXISTS `news`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `news` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`title` varchar(200) NOT NULL COMMENT '标题',
`introduction` longtext COMMENT '简介',
`typename` varchar(200) DEFAULT NULL COMMENT '分类名称',
`name` varchar(200) DEFAULT NULL COMMENT '发布人',
`headportrait` longtext COMMENT '头像',
`clicknum` int(11) DEFAULT '0' COMMENT '点击次数',
`clicktime` datetime DEFAULT NULL COMMENT '最近点击时间',
`thumbsupnum` int(11) DEFAULT '0' COMMENT '赞',
`crazilynum` int(11) DEFAULT '0' COMMENT '踩',
`storeupnum` int(11) DEFAULT '0' COMMENT '收藏数',
`picture` longtext NOT NULL COMMENT '图片',
`content` longtext NOT NULL COMMENT '内容',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=150 DEFAULT CHARSET=utf8 COMMENT='公告资讯';
/*!40101 SET character_set_client = @saved_cs_client */;
--
-- Table structure for table `newstype`
--
DROP TABLE IF EXISTS `newstype`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `newstype` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`typename` varchar(200) NOT NULL COMMENT '分类名称',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=140 DEFAULT CHARSET=utf8 COMMENT='公告资讯分类';
/*!40101 SET character_set_client = @saved_cs_client */;
DROP TABLE IF EXISTS `storeup`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `storeup` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`userid` bigint(20) NOT NULL COMMENT '用户id',
`refid` bigint(20) DEFAULT NULL COMMENT '商品id',
`tablename` varchar(200) DEFAULT NULL COMMENT '表名',
`name` varchar(200) NOT NULL COMMENT '名称',
`picture` longtext COMMENT '图片',
`type` varchar(200) DEFAULT '1' COMMENT '类型',
`inteltype` varchar(200) DEFAULT NULL COMMENT '推荐类型',
`remark` varchar(200) DEFAULT NULL COMMENT '备注',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8 COMMENT='收藏表';
/*!40101 SET character_set_client = @saved_cs_client */;
DROP TABLE IF EXISTS `token`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `token` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`userid` bigint(20) NOT NULL COMMENT '用户id',
`username` varchar(100) NOT NULL COMMENT '用户名',
`tablename` varchar(100) DEFAULT NULL COMMENT '表名',
`role` varchar(100) DEFAULT NULL COMMENT '角色',
`token` varchar(200) NOT NULL COMMENT '密码',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '新增时间',
`expiratedtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '过期时间',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8 COMMENT='token表';
/*!40101 SET character_set_client = @saved_cs_client */;
--
-- Table structure for table `users`
--
DROP TABLE IF EXISTS `users`;
/*!40101 SET @saved_cs_client = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `users` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`username` varchar(100) NOT NULL COMMENT '用户名',
`password` varchar(100) NOT NULL COMMENT '密码',
`image` varchar(200) DEFAULT NULL COMMENT '头像',
`role` varchar(100) DEFAULT '管理员' COMMENT '角色',
`addtime` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '新增时间',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8 COMMENT='用户表';
/*!40101 SET character_set_client = @saved_cs_client */;
5、关键代码
5.1 蛋糕信息Controller模块
java
package com.controller;
import java.math.BigDecimal;
import java.text.SimpleDateFormat;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Map;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Date;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import com.utils.ValidatorUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.annotation.IgnoreAuth;
import com.entity.OrdersEntity;
import com.service.OrdersService;
import com.utils.UserBasedCollaborativeFiltering;
import com.entity.DangaoxinxiEntity;
import com.entity.view.DangaoxinxiView;
import com.service.DangaoxinxiService;
import com.service.TokenService;
import com.utils.PageUtils;
import com.utils.R;
import com.utils.MPUtil;
import com.utils.MapUtils;
import com.utils.CommonUtil;
import java.io.IOException;
import com.service.StoreupService;
import com.entity.StoreupEntity;
/**
* 蛋糕信息
* 后端接口
* @author
* @email
*/
@RestController
@RequestMapping("/dangaoxinxi")
public class DangaoxinxiController {
@Autowired
private DangaoxinxiService dangaoxinxiService;
@Autowired
private StoreupService storeupService;
@Autowired
private OrdersService ordersService;
/**
* 后台列表
*/
@RequestMapping("/page")
public R page(@RequestParam Map<String, Object> params,DangaoxinxiEntity dangaoxinxi,
@RequestParam(required = false) Double pricestart,
@RequestParam(required = false) Double priceend,
HttpServletRequest request){
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
if(pricestart!=null) ew.ge("price", pricestart);
if(priceend!=null) ew.le("price", priceend);
PageUtils page = dangaoxinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, dangaoxinxi), params), params));
return R.ok().put("data", page);
}
/**
* 前台列表
*/
@IgnoreAuth
@RequestMapping("/list")
public R list(@RequestParam Map<String, Object> params,DangaoxinxiEntity dangaoxinxi,
@RequestParam(required = false) Double pricestart,
@RequestParam(required = false) Double priceend,
HttpServletRequest request){
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
if(pricestart!=null) ew.ge("price", pricestart);
if(priceend!=null) ew.le("price", priceend);
PageUtils page = dangaoxinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, dangaoxinxi), params), params));
return R.ok().put("data", page);
}
/**
* 列表
*/
@RequestMapping("/lists")
public R list( DangaoxinxiEntity dangaoxinxi){
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
ew.allEq(MPUtil.allEQMapPre( dangaoxinxi, "dangaoxinxi"));
return R.ok().put("data", dangaoxinxiService.selectListView(ew));
}
/**
* 查询
*/
@RequestMapping("/query")
public R query(DangaoxinxiEntity dangaoxinxi){
EntityWrapper< DangaoxinxiEntity> ew = new EntityWrapper< DangaoxinxiEntity>();
ew.allEq(MPUtil.allEQMapPre( dangaoxinxi, "dangaoxinxi"));
DangaoxinxiView dangaoxinxiView = dangaoxinxiService.selectView(ew);
return R.ok("查询蛋糕信息成功").put("data", dangaoxinxiView);
}
/**
* 后台详情
*/
@RequestMapping("/info/{id}")
public R info(@PathVariable("id") Long id){
DangaoxinxiEntity dangaoxinxi = dangaoxinxiService.selectById(id);
dangaoxinxi.setClicknum(dangaoxinxi.getClicknum()+1);
dangaoxinxiService.updateById(dangaoxinxi);
dangaoxinxi = dangaoxinxiService.selectView(new EntityWrapper<DangaoxinxiEntity>().eq("id", id));
return R.ok().put("data", dangaoxinxi);
}
/**
* 前台详情
*/
@IgnoreAuth
@RequestMapping("/detail/{id}")
public R detail(@PathVariable("id") Long id){
DangaoxinxiEntity dangaoxinxi = dangaoxinxiService.selectById(id);
dangaoxinxi.setClicknum(dangaoxinxi.getClicknum()+1);
dangaoxinxiService.updateById(dangaoxinxi);
dangaoxinxi = dangaoxinxiService.selectView(new EntityWrapper<DangaoxinxiEntity>().eq("id", id));
return R.ok().put("data", dangaoxinxi);
}
/**
* 赞或踩
*/
@RequestMapping("/thumbsup/{id}")
public R vote(@PathVariable("id") String id,String type){
DangaoxinxiEntity dangaoxinxi = dangaoxinxiService.selectById(id);
if(type.equals("1")) {
dangaoxinxi.setThumbsupnum(dangaoxinxi.getThumbsupnum()+1);
} else {
dangaoxinxi.setCrazilynum(dangaoxinxi.getCrazilynum()+1);
}
dangaoxinxiService.updateById(dangaoxinxi);
return R.ok("投票成功");
}
/**
* 后台保存
*/
@RequestMapping("/save")
public R save(@RequestBody DangaoxinxiEntity dangaoxinxi, HttpServletRequest request){
//ValidatorUtils.validateEntity(dangaoxinxi);
dangaoxinxiService.insert(dangaoxinxi);
return R.ok();
}
/**
* 前台保存
*/
@RequestMapping("/add")
public R add(@RequestBody DangaoxinxiEntity dangaoxinxi, HttpServletRequest request){
//ValidatorUtils.validateEntity(dangaoxinxi);
dangaoxinxiService.insert(dangaoxinxi);
return R.ok();
}
/**
* 修改
*/
@RequestMapping("/update")
@Transactional
public R update(@RequestBody DangaoxinxiEntity dangaoxinxi, HttpServletRequest request){
//ValidatorUtils.validateEntity(dangaoxinxi);
dangaoxinxiService.updateById(dangaoxinxi);//全部更新
return R.ok();
}
/**
* 删除
*/
@RequestMapping("/delete")
public R delete(@RequestBody Long[] ids){
dangaoxinxiService.deleteBatchIds(Arrays.asList(ids));
return R.ok();
}
/**
* 前台智能排序
*/
@IgnoreAuth
@RequestMapping("/autoSort")
public R autoSort(@RequestParam Map<String, Object> params,DangaoxinxiEntity dangaoxinxi, HttpServletRequest request,String pre){
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
Map<String, Object> newMap = new HashMap<String, Object>();
Map<String, Object> param = new HashMap<String, Object>();
Iterator<Map.Entry<String, Object>> it = param.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<String, Object> entry = it.next();
String key = entry.getKey();
String newKey = entry.getKey();
if (pre.endsWith(".")) {
newMap.put(pre + newKey, entry.getValue());
} else if (StringUtils.isEmpty(pre)) {
newMap.put(newKey, entry.getValue());
} else {
newMap.put(pre + "." + newKey, entry.getValue());
}
}
params.put("sort", "clicknum");
params.put("order", "desc");
PageUtils page = dangaoxinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, dangaoxinxi), params), params));
return R.ok().put("data", page);
}
/**
* 协同算法(基于用户的协同算法)
*/
@RequestMapping("/autoSort2")
public R autoSort2(@RequestParam Map<String, Object> params,DangaoxinxiEntity dangaoxinxi, HttpServletRequest request){
String userId = request.getSession().getAttribute("userId").toString();
Integer limit = params.get("limit")==null?10:Integer.parseInt(params.get("limit").toString());
List<OrdersEntity> orders = ordersService.selectList(new EntityWrapper<OrdersEntity>());
Map<String, Map<String, Double>> ratings = new HashMap<>();
if(orders!=null && orders.size()>0) {
for(OrdersEntity o : orders) {
Map<String, Double> userRatings = null;
if(ratings.containsKey(o.getUserid().toString())) {
userRatings = ratings.get(o.getUserid().toString());
} else {
userRatings = new HashMap<>();
ratings.put(o.getUserid().toString(), userRatings);
}
if(userRatings.containsKey(o.getGoodid().toString())) {
userRatings.put(o.getGoodid().toString(), userRatings.get(o.getGoodid().toString())+1.0);
} else {
userRatings.put(o.getGoodid().toString(), 1.0);
}
}
}
// 创建协同过滤对象
UserBasedCollaborativeFiltering filter = new UserBasedCollaborativeFiltering(ratings);
// 为指定用户推荐物品
String targetUser = userId;
int numRecommendations = limit;
List<String> recommendations = filter.recommendItems(targetUser, numRecommendations);
// 输出推荐结果
System.out.println("Recommendations for " + targetUser + ":");
for (String item : recommendations) {
System.out.println(item);
}
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
ew.in("id", recommendations);
if(recommendations!=null && recommendations.size()>0) {
ew.last("order by FIELD(id, "+String.join(",", recommendations)+")");
}
PageUtils page = dangaoxinxiService.queryPage(params, ew);
List<DangaoxinxiEntity> pageList = (List<DangaoxinxiEntity>)page.getList();
if(pageList.size()<limit) {
int toAddNum = limit-pageList.size();
ew = new EntityWrapper<DangaoxinxiEntity>();
ew.notIn("id", recommendations);
ew.orderBy("id", false);
ew.last("limit "+toAddNum);
pageList.addAll(dangaoxinxiService.selectList(ew));
} else if(pageList.size()>limit) {
pageList = pageList.subList(0, limit);
}
page.setList(pageList);
return R.ok().put("data", page);
}
/**
* (按值统计)
*/
@RequestMapping("/value/{xColumnName}/{yColumnName}")
public R value(@PathVariable("yColumnName") String yColumnName, @PathVariable("xColumnName") String xColumnName,HttpServletRequest request) {
Map<String, Object> params = new HashMap<String, Object>();
params.put("xColumn", xColumnName);
params.put("yColumn", yColumnName);
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
List<Map<String, Object>> result = dangaoxinxiService.selectValue(params, ew);
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
for(Map<String, Object> m : result) {
for(String k : m.keySet()) {
if(m.get(k) instanceof Date) {
m.put(k, sdf.format((Date)m.get(k)));
}
}
}
return R.ok().put("data", result);
}
/**
* (按值统计(多))
*/
@RequestMapping("/valueMul/{xColumnName}")
public R valueMul(@PathVariable("xColumnName") String xColumnName,@RequestParam String yColumnNameMul, HttpServletRequest request) {
String[] yColumnNames = yColumnNameMul.split(",");
Map<String, Object> params = new HashMap<String, Object>();
params.put("xColumn", xColumnName);
List<List<Map<String, Object>>> result2 = new ArrayList<List<Map<String,Object>>>();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
for(int i=0;i<yColumnNames.length;i++) {
params.put("yColumn", yColumnNames[i]);
List<Map<String, Object>> result = dangaoxinxiService.selectValue(params, ew);
for(Map<String, Object> m : result) {
for(String k : m.keySet()) {
if(m.get(k) instanceof Date) {
m.put(k, sdf.format((Date)m.get(k)));
}
}
}
result2.add(result);
}
return R.ok().put("data", result2);
}
/**
* (按值统计)时间统计类型
*/
@RequestMapping("/value/{xColumnName}/{yColumnName}/{timeStatType}")
public R valueDay(@PathVariable("yColumnName") String yColumnName, @PathVariable("xColumnName") String xColumnName, @PathVariable("timeStatType") String timeStatType,HttpServletRequest request) {
Map<String, Object> params = new HashMap<String, Object>();
params.put("xColumn", xColumnName);
params.put("yColumn", yColumnName);
params.put("timeStatType", timeStatType);
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
List<Map<String, Object>> result = dangaoxinxiService.selectTimeStatValue(params, ew);
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
for(Map<String, Object> m : result) {
for(String k : m.keySet()) {
if(m.get(k) instanceof Date) {
m.put(k, sdf.format((Date)m.get(k)));
}
}
}
return R.ok().put("data", result);
}
/**
* (按值统计)时间统计类型(多)
*/
@RequestMapping("/valueMul/{xColumnName}/{timeStatType}")
public R valueMulDay(@PathVariable("xColumnName") String xColumnName, @PathVariable("timeStatType") String timeStatType,@RequestParam String yColumnNameMul,HttpServletRequest request) {
String[] yColumnNames = yColumnNameMul.split(",");
Map<String, Object> params = new HashMap<String, Object>();
params.put("xColumn", xColumnName);
params.put("timeStatType", timeStatType);
List<List<Map<String, Object>>> result2 = new ArrayList<List<Map<String,Object>>>();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
for(int i=0;i<yColumnNames.length;i++) {
params.put("yColumn", yColumnNames[i]);
List<Map<String, Object>> result = dangaoxinxiService.selectTimeStatValue(params, ew);
for(Map<String, Object> m : result) {
for(String k : m.keySet()) {
if(m.get(k) instanceof Date) {
m.put(k, sdf.format((Date)m.get(k)));
}
}
}
result2.add(result);
}
return R.ok().put("data", result2);
}
/**
* 分组统计
*/
@RequestMapping("/group/{columnName}")
public R group(@PathVariable("columnName") String columnName,HttpServletRequest request) {
Map<String, Object> params = new HashMap<String, Object>();
params.put("column", columnName);
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
List<Map<String, Object>> result = dangaoxinxiService.selectGroup(params, ew);
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
for(Map<String, Object> m : result) {
for(String k : m.keySet()) {
if(m.get(k) instanceof Date) {
m.put(k, sdf.format((Date)m.get(k)));
}
}
}
return R.ok().put("data", result);
}
/**
* 总数量
*/
@RequestMapping("/count")
public R count(@RequestParam Map<String, Object> params,DangaoxinxiEntity dangaoxinxi, HttpServletRequest request){
EntityWrapper<DangaoxinxiEntity> ew = new EntityWrapper<DangaoxinxiEntity>();
int count = dangaoxinxiService.selectCount(MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, dangaoxinxi), params), params));
return R.ok().put("data", count);
}
}
5.2 蛋糕信息Service模块
java
package com.service;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.baomidou.mybatisplus.service.IService;
import com.utils.PageUtils;
import com.entity.DangaoxinxiEntity;
import java.util.List;
import java.util.Map;
import com.entity.vo.DangaoxinxiVO;
import org.apache.ibatis.annotations.Param;
import com.entity.view.DangaoxinxiView;
/**
* 蛋糕信息
*
* @author
* @email
*/
public interface DangaoxinxiService extends IService<DangaoxinxiEntity> {
PageUtils queryPage(Map<String, Object> params);
List<DangaoxinxiVO> selectListVO(Wrapper<DangaoxinxiEntity> wrapper);
DangaoxinxiVO selectVO(@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
List<DangaoxinxiView> selectListView(Wrapper<DangaoxinxiEntity> wrapper);
DangaoxinxiView selectView(@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
PageUtils queryPage(Map<String, Object> params,Wrapper<DangaoxinxiEntity> wrapper);
List<Map<String, Object>> selectValue(Map<String, Object> params,Wrapper<DangaoxinxiEntity> wrapper);
List<Map<String, Object>> selectTimeStatValue(Map<String, Object> params,Wrapper<DangaoxinxiEntity> wrapper);
List<Map<String, Object>> selectGroup(Map<String, Object> params,Wrapper<DangaoxinxiEntity> wrapper);
}
5.3 蛋糕信息ServiceImpl模块
java
package com.service.impl;
import org.springframework.stereotype.Service;
import java.util.Map;
import java.util.List;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.plugins.Page;
import com.baomidou.mybatisplus.service.impl.ServiceImpl;
import com.utils.PageUtils;
import com.utils.Query;
import com.dao.DangaoxinxiDao;
import com.entity.DangaoxinxiEntity;
import com.service.DangaoxinxiService;
import com.entity.vo.DangaoxinxiVO;
import com.entity.view.DangaoxinxiView;
@Service("dangaoxinxiService")
public class DangaoxinxiServiceImpl extends ServiceImpl<DangaoxinxiDao, DangaoxinxiEntity> implements DangaoxinxiService {
@Override
public PageUtils queryPage(Map<String, Object> params) {
Page<DangaoxinxiEntity> page = this.selectPage(
new Query<DangaoxinxiEntity>(params).getPage(),
new EntityWrapper<DangaoxinxiEntity>()
);
return new PageUtils(page);
}
@Override
public PageUtils queryPage(Map<String, Object> params, Wrapper<DangaoxinxiEntity> wrapper) {
Page<DangaoxinxiView> page =new Query<DangaoxinxiView>(params).getPage();
page.setRecords(baseMapper.selectListView(page,wrapper));
PageUtils pageUtil = new PageUtils(page);
return pageUtil;
}
@Override
public List<DangaoxinxiVO> selectListVO(Wrapper<DangaoxinxiEntity> wrapper) {
return baseMapper.selectListVO(wrapper);
}
@Override
public DangaoxinxiVO selectVO(Wrapper<DangaoxinxiEntity> wrapper) {
return baseMapper.selectVO(wrapper);
}
@Override
public List<DangaoxinxiView> selectListView(Wrapper<DangaoxinxiEntity> wrapper) {
return baseMapper.selectListView(wrapper);
}
@Override
public DangaoxinxiView selectView(Wrapper<DangaoxinxiEntity> wrapper) {
return baseMapper.selectView(wrapper);
}
@Override
public List<Map<String, Object>> selectValue(Map<String, Object> params, Wrapper<DangaoxinxiEntity> wrapper) {
return baseMapper.selectValue(params, wrapper);
}
@Override
public List<Map<String, Object>> selectTimeStatValue(Map<String, Object> params, Wrapper<DangaoxinxiEntity> wrapper) {
return baseMapper.selectTimeStatValue(params, wrapper);
}
@Override
public List<Map<String, Object>> selectGroup(Map<String, Object> params, Wrapper<DangaoxinxiEntity> wrapper) {
return baseMapper.selectGroup(params, wrapper);
}
}
5.4 蛋糕信息Dao模块
java
package com.dao;
import com.entity.DangaoxinxiEntity;
import com.baomidou.mybatisplus.mapper.BaseMapper;
import java.util.List;
import java.util.Map;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.baomidou.mybatisplus.plugins.pagination.Pagination;
import org.apache.ibatis.annotations.Param;
import com.entity.vo.DangaoxinxiVO;
import com.entity.view.DangaoxinxiView;
/**
* 蛋糕信息
*
* @author
* @email
*/
public interface DangaoxinxiDao extends BaseMapper<DangaoxinxiEntity> {
List<DangaoxinxiVO> selectListVO(@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
DangaoxinxiVO selectVO(@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
List<DangaoxinxiView> selectListView(@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
List<DangaoxinxiView> selectListView(Pagination page,@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
DangaoxinxiView selectView(@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
List<Map<String, Object>> selectValue(@Param("params") Map<String, Object> params,@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
List<Map<String, Object>> selectTimeStatValue(@Param("params") Map<String, Object> params,@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
List<Map<String, Object>> selectGroup(@Param("params") Map<String, Object> params,@Param("ew") Wrapper<DangaoxinxiEntity> wrapper);
}
6、论文目录结构
摘要... I
Abstract... II
1 绪论... 1
1.1 项目简介... 1
1.2 调查研究... 1
1.2.1 研究背景及意义... 1
1.2.2 国内外研究现状... 2
1.2.3 研究主要内容... 2
1.3 论文的章节安排... 3
2 系统相关技术介绍... 4
2.1 Java语言... 4
2.2 SpringBoot框架... 4
2.3 Vue框架... 4
2.4 MySQL数据库... 4
3 系统需求分析... 6
3.1 可行性分析... 6
3.1.1 技术可行性... 6
3.1.2 经济可行性... 6
3.1.3 操作可行性... 6
3.2 系统功能需求... 6
3.2.1 用户端功能需求... 6
3.2.2 XX端功能需求... 6
3.2.3 管理员端功能需求... 6
3.3 系统性能需求... 6
4 系统总体设计... 7
4.1 系统总体架构设计... 7
4.2 系统的功能设计... 7
4.3 数据库设计... 7
4.3.1 概念设计E-R图... 7
4.3.2 逻辑设计关系模式... 7
4.3.3 数据库物理设计... 7
5 系统详细实现... 14
5.1 系统实现环境... 14
5.2 用户端... 14
5.2.1 登录页面... 14
5.2.2 注册页面... 14
5.2.3 XXXX页面... 14
5.2.4 XXXX页面... 14
5.2.5 XXXX页面... 14
5.3 XXXX端... 15
5.3.1 XXXX页面... 15
5.3.2 XXXX页面... 15
5.3.3 XXXX页面... 15
5.3.4 XXXX页面... 15
5.4 管理端... 15
5.4.1 用户管理页面... 15
5.4.2 XXXX页面... 15
5.4.3 XXXX页面... 16
5.4.4 XXXX页面... 16
6 系统测试... 16
6.1 测试目的... 16
6.2 测试方法... 16
6.3 测试用例... 16
6.3.1 XXXX测试... 16
6.3.2 XXXX测试... 16
6.4 测试结果... 16
结论... 17
参考文献... 18
致谢... 19
更多源码:
7、源码获取
感谢大家的阅读,如有不懂的问题可以评论区交流或私聊!
喜欢文章可以点赞、收藏、关注、评论啦
→下方联系方式获取源码←