[毕业设计源码]基于微信小程序的校园二手交易系统

目录

一、程序介绍：

三、文档目录：

四、运行截图：

五、数据库表：

六、代码展示：

七、更多学习目录：

八、互动留言

一、程序介绍：

1. 文档：开发技术文档、参考LW、答辩PPT,部分项目另有其他文档
2. 开发环境：eclipse/idea丨微信开发者工具丨navicat12丨mysql5.7丨tomcat9.0/7.0丨JDK1.8丨maven3.25
3. 配套工具：涉及项目开发运行的全部软件均提供
4. 项目运行视频或截图：提供
5. 运行电脑配置要求：内存≥8G,  CPU  i3及以上
6. 运行教学：指导
7. 项目修改教学：有
8. 代码讲解：代码结构讲解

三、文档目录：

四、运行截图：

五、数据库表：

六、代码展示：

package com.entity;import com.baomidou.mybatisplus.annotations.TableId;
import com.baomidou.mybatisplus.annotations.TableName;
import javax.validation.constraints.NotBlank;
import javax.validation.constraints.NotEmpty;
import javax.validation.constraints.NotNull;import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import java.lang.reflect.InvocationTargetException;import java.io.Serializable;
import java.util.Date;
import java.util.List;import org.springframework.format.annotation.DateTimeFormat;
import com.fasterxml.jackson.annotation.JsonFormat;
import org.apache.commons.beanutils.BeanUtils;
import com.baomidou.mybatisplus.annotations.TableField;
import com.baomidou.mybatisplus.enums.FieldFill;
import com.baomidou.mybatisplus.enums.IdType;/*** 订单信息* 数据库通用操作实体类（普通增删改查）* @author * @email * @date 2022-04-26 11:53:47*/
@TableName("dingdanxinxi")
public class DingdanxinxiEntity<T> implements Serializable {private static final long serialVersionUID = 1L;public DingdanxinxiEntity() {}public DingdanxinxiEntity(T t) {try {BeanUtils.copyProperties(this, t);} catch (IllegalAccessException | InvocationTargetException e) {// TODO Auto-generated catch blocke.printStackTrace();}}/*** 主键id*/@TableIdprivate Long id;/*** 订单编号*/private String dingdanbianhao;/*** 商品名称*/private String shangpinmingcheng;/*** 图片*/private String tupian;/*** 成色*/private String chengse;/*** 品牌*/private String pinpai;/*** 规格*/private String guige;/*** 用户账号*/private String yonghuzhanghao;/*** 价格*/private Float jiage;/*** 数量*/private Integer shuliang;/*** 总金额*/private Float zongjine;/*** 购买时间*/@JsonFormat(locale="zh", timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")@DateTimeFormat 		private Date goumaishijian;/*** 备注*/private String beizhu;/*** 购买账号*/private String goumaizhanghao;/*** 联系电话*/private String lianxidianhua;/*** 收货地址*/private String shouhuodizhi;/*** 是否支付*/private String ispay;/*** 用户id*/private Long userid;@JsonFormat(locale="zh", timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")@DateTimeFormatprivate Date addtime;public Date getAddtime() {return addtime;}public void setAddtime(Date addtime) {this.addtime = addtime;}public Long getId() {return id;}public void setId(Long id) {this.id = id;}/*** 设置：订单编号*/public void setDingdanbianhao(String dingdanbianhao) {this.dingdanbianhao = dingdanbianhao;}/*** 获取：订单编号*/public String getDingdanbianhao() {return dingdanbianhao;}/*** 设置：商品名称*/public void setShangpinmingcheng(String shangpinmingcheng) {this.shangpinmingcheng = shangpinmingcheng;}/*** 获取：商品名称*/public String getShangpinmingcheng() {return shangpinmingcheng;}/*** 设置：图片*/public void setTupian(String tupian) {this.tupian = tupian;}/*** 获取：图片*/public String getTupian() {return tupian;}/*** 设置：成色*/public void setChengse(String chengse) {this.chengse = chengse;}/*** 获取：成色*/public String getChengse() {return chengse;}/*** 设置：品牌*/public void setPinpai(String pinpai) {this.pinpai = pinpai;}/*** 获取：品牌*/public String getPinpai() {return pinpai;}/*** 设置：规格*/public void setGuige(String guige) {this.guige = guige;}/*** 获取：规格*/public String getGuige() {return guige;}/*** 设置：用户账号*/public void setYonghuzhanghao(String yonghuzhanghao) {this.yonghuzhanghao = yonghuzhanghao;}/*** 获取：用户账号*/public String getYonghuzhanghao() {return yonghuzhanghao;}/*** 设置：价格*/public void setJiage(Float jiage) {this.jiage = jiage;}/*** 获取：价格*/public Float getJiage() {return jiage;}/*** 设置：数量*/public void setShuliang(Integer shuliang) {this.shuliang = shuliang;}/*** 获取：数量*/public Integer getShuliang() {return shuliang;}/*** 设置：总金额*/public void setZongjine(Float zongjine) {this.zongjine = zongjine;}/*** 获取：总金额*/public Float getZongjine() {return zongjine;}/*** 设置：购买时间*/public void setGoumaishijian(Date goumaishijian) {this.goumaishijian = goumaishijian;}/*** 获取：购买时间*/public Date getGoumaishijian() {return goumaishijian;}/*** 设置：备注*/public void setBeizhu(String beizhu) {this.beizhu = beizhu;}/*** 获取：备注*/public String getBeizhu() {return beizhu;}/*** 设置：购买账号*/public void setGoumaizhanghao(String goumaizhanghao) {this.goumaizhanghao = goumaizhanghao;}/*** 获取：购买账号*/public String getGoumaizhanghao() {return goumaizhanghao;}/*** 设置：联系电话*/public void setLianxidianhua(String lianxidianhua) {this.lianxidianhua = lianxidianhua;}/*** 获取：联系电话*/public String getLianxidianhua() {return lianxidianhua;}/*** 设置：收货地址*/public void setShouhuodizhi(String shouhuodizhi) {this.shouhuodizhi = shouhuodizhi;}/*** 获取：收货地址*/public String getShouhuodizhi() {return shouhuodizhi;}/*** 设置：是否支付*/public void setIspay(String ispay) {this.ispay = ispay;}/*** 获取：是否支付*/public String getIspay() {return ispay;}/*** 设置：用户id*/public void setUserid(Long userid) {this.userid = userid;}/*** 获取：用户id*/public Long getUserid() {return userid;}}

七、更多学习目录：

八、互动留言