本篇内容主要讲解“什么是mybatis一对多处理”，感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷，实用性强。下面就让小编来带大家学习“什么是mybatis一对多处理”吧!
一个机构下有多个套餐
package com.kcallme.kangkangapi.commonapi.entity;
import com.baomidou.mybatisplus.annotation.TableField;
import com.baomidou.mybatisplus.annotation.TableName;
import com.baomidou.mybatisplus.extension.activerecord.Model;
import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.experimental.Accessors;
import java.io.Serializable;
import java.util.Date;
import java.util.List;
/**
* <p>
* 体检机构
* </p>
*
* @author Auto-generator
* @since 2021-04-14
*/
@Data
@EqualsAndHashCode(callSuper = false)
@Accessors(chain = true)
@TableName("k_kangkang_org")
public class Org extends Model<Org> {
private static final long serialVersionUID = 1L;
/**
* 主键
*/
private String id;
/**
* 康康每个机构唯一编号
*/
private String hospId;
/**
* 机构名称
*/
private String hospName;
/**
* 机构图片
*/
private String hospImage;
/**
* 机构logo图片
*/
@TableField(exist = false)
private String hospLogoImage;
/**
* 温馨提示
*/
private String hospNotice;
/**
* 乘车信息
*/
private String hospBus;
/**
* 机构地址
*/
private String hospAddress;
/**
* 描述
*/
private String hospDescription;
/**
* 工作时间
*/
private String hospWorkTime;
/**
* 机构纬度
*/
private String hospLat;
/**
* 机构经度
*/
private String hospLng;
/**
* 机构类型名称
*/
private String hospRank;
/**
* 机构类型编号
*/
private String hospRankCode;
/**
* 机构服务
*/
private String hospService;
/**
* 机构所在省份编号
*/
private String provenceCode;
/**
* 机构所在省份名称
*/
private String provenceName;
/**
* 机构所在城市编号
*/
private String cityCode;
/**
* 机构所在城市名称
*/
private String cityName;
/**
* 机构所在区域编号
*/
private String areaCode;
/**
* 机构所在区域名称
*/
private String areaName;
/**
* 1 上线 0 下线
*/
private Integer isOnline;
/**
* 支付类型 1 在线支付 0 线下支付
*/
private Integer payType;
/**
* 创建时间
*/
private Date createTime;
/**
* 更新时间
*/
private Date updateTime;
/**
* 1 删除 0 正常
*/
private Integer isDel;
/**
* 此机构和康康网的结算折扣
*/
private Float kkzk;
/**
* 排期JSON
*/
private String scheduleK;
/**
* 提前几天
*/
private Integer advanceDay;
/**
* 套餐
*/
@TableField(exist = false)
private List<KPackage> packageList;
/**
* 根据用户给定的经纬度计算距离
*/
@TableField(exist = false)
private double juli;
@Override
protected Serializable pkVal() {
return this.id;
}
}
package com.kcallme.kangkangapi.commonapi.entity;
import com.baomidou.mybatisplus.annotation.TableField;
import com.baomidou.mybatisplus.annotation.TableName;
import com.baomidou.mybatisplus.extension.activerecord.Model;
import java.io.Serializable;
import java.util.Date;
import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.experimental.Accessors;
/**
* <p>
* 体检套餐
* </p>
*
* @author Auto-generator
* @since 2021-04-14
*/
@Data
@EqualsAndHashCode(callSuper = false)
@Accessors(chain = true)
@TableName("k_kangkang_package")
public class KPackage extends Model<KPackage> {
private static final long serialVersionUID = 1L;
/**
* 主键
*/
private String id;
/**
* 套餐大类型集合
*/
private String packageCat;
/**
* 是否为康康套餐
*/
private Integer isKktc;
/**
* 套餐ID
*/
private String packageId;
/**
* 套餐名称
*/
private String packageName;
/**
* 套餐编号
*/
private String packageCode;
/**
* 医院编号
*/
private String hospId;
/**
* 出售价格
*/
private Integer sealPrice;
/**
* 原价
*/
private Integer originalPrice;
/**
* 注意事项
*/
private String attention;
/**
* 图片路径
*/
private String packageImage;
/**
* 套餐小类型
*/
private String packageType;
/**
* 套餐性别 1 男 2 女 0 通用
*/
private Integer packageSex;
/**
* 检查意义
*/
private String jcyy;
/**
* 预约可选婚姻状态(0 已婚 1 未婚 2 不限)
*/
private Integer tchyzt;
/**
* 套餐内容
*/
private String packageContent;
/**
* 1 正常
*/
private Integer isOnline;
/**
* 1 删除
*/
private Integer isDel;
/**
*
*/
private Date createTime;
private Date updateTime;
/**
* 支付类型 1 在线支付 0 线下支付
*/
private Integer payType;
/**
* 叩我价格
*/
@TableField(exist = false)
private Integer kCallMePrice;
@TableField(exist = false)
private Org org;
@Override
protected Serializable pkVal() {
return this.id;
}
}orgMapper.xml 定义
<mapper namespace="com.kcallme.kangkangapi.commonapi.mapper.OrgMapper">
<!-- 通用查询映射结果 -->
<resultMap id="BaseResultMap" type="com.kcallme.kangkangapi.commonapi.entity.Org">
<result column="id" property="id" />
<result column="hosp_id" property="hospId" />
<result column="hosp_name" property="hospName" />
<result column="hosp_image" property="hospImage" />
<result column="hosp_notice" property="hospNotice" />
<result column="hosp_bus" property="hospBus" />
<result column="hosp_address" property="hospAddress" />
<result column="hosp_description" property="hospDescription" />
<result column="hosp_work_time" property="hospWorkTime" />
<result column="hosp_lat" property="hospLat" />
<result column="hosp_lng" property="hospLng" />
<result column="hosp_rank" property="hospRank" />
<result column="hosp_rank_code" property="hospRankCode" />
<result column="hosp_service" property="hospService" />
<result column="provence_code" property="provenceCode" />
<result column="provence_name" property="provenceName" />
<result column="city_code" property="cityCode" />
<result column="city_name" property="cityName" />
<result column="area_code" property="areaCode" />
<result column="area_name" property="areaName" />
<result column="is_online" property="isOnline" />
<result column="pay_type" property="payType" />
<result column="create_time" property="createTime" />
<result column="update_time" property="updateTime" />
<result column="is_del" property="isDel" />
<result column="kkzk" property="kkzk" />
<result column="schedule_k" property="scheduleK" />
<result column="advance_day" property="advanceDay" />
<result column="juli" property="juli" />
<collection property="packageList" column="{hosp_id=hosp_id,packageType=packageType,sex=sex,min=min,max=max}" select="queryPackagesByHospId" javaType="ArrayList" ofType="java.util.HashMap"/>
</resultMap>
<resultMap id="KPackageResMap" type="com.kcallme.kangkangapi.commonapi.entity.KPackage">
<id column="k_id" property="id" />
<result column="package_type" property="packageType"/>
<result column="package_name" property="packageName"/>
<result column="package_code" property="packageCode"/>
<result column="package_id" property="packageId"/>
<result column="seal_price" property="sealPrice"/>
<result column="original_price" property="originalPrice"/>
<result column="package_image" property="packageImage"/>
</resultMap>
<select id="queryForOrgAndPackage" resultMap="BaseResultMap" parameterType="java.util.Map">
select DISTINCT(k1.hosp_id), k1.id,k1.hosp_name,k1.hosp_image,k1.hosp_address,k1.hosp_work_time,k1.hosp_lat,k1.hosp_lng,k1.hosp_rank,k1.city_code,k1.city_name,k1.area_code,k1.area_name,
(st_distance(point(k1.hosp_lng,k1.hosp_lat),point(#{lng},#{lat}))*111195/1000 ) as juli,
#{packageType} as packageType,
#{sex} as sex ,
#{min} as `min`,
#{max} as `max`
from k_kangkang_org k1 left join k_kangkang_package k2 on k1.hosp_id = k2.hosp_id
where k1.is_del=0 and k1.hosp_lat is not null and k2.is_del=0
<if test="cityCode!=null">
and k1.city_code=#{cityCode}
</if>
<if test="orgRank!=null">
and k1.hosp_rank=#{orgRank}
</if>
<if test="areaCode!=null">
and k1.area_code=#{areaCode}
</if>
<if test="orgId!=null">
and k1.hosp_id=#{orgId}
</if>
<if test="isHot!=null">
and k1.is_hot=#{isHot}
</if>
<if test="packageType!=null and packageType!=''">
and k2.package_type like CONCAT('%', #{packageType},'%')
</if>
<if test="sex!=null and sex!=''">
and k2.package_sex=#{sex}
</if>
<if test="min!=null and min!=''">
and k2.seal_price <![CDATA[>=]]> #{min}
</if>
<if test="max!=null and max!=''">
and k2.seal_price <![CDATA[<=]]> #{max}
</if>
order by juli asc
</select>
<select id="queryPackagesByHospId" parameterType="map" resultMap="KPackageResMap">
select
k2.id as k_id,k2.package_type,k2.package_name,k2.package_code,k2.seal_price,k2.original_price,k2.package_image,k2.package_id
from k_kangkang_package k2
where k2.is_del=0 and k2.hosp_id = #{hosp_id}
<if test="packageType!=null and packageType!=''">
and k2.package_type like CONCAT('%', #{packageType},'%')
</if>
<if test="sex!=null and sex!=''">
and k2.package_sex=#{sex}
</if>
<if test="min!=null and min!=''">
and k2.seal_price <![CDATA[>=]]> #{min}
</if>
<if test="max!=null and max!=''">
and k2.seal_price <![CDATA[<=]]> #{max}
</if>
</select>
</mapper>到此，相信大家对“什么是mybatis一对多处理”有了更深的了解，不妨来实际操作一番吧！这里是亿速云网站，更多相关内容可以进入相关频道进行查询，关注我们，继续学习！
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