单表与多表数据获取示例
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@ -1,16 +0,0 @@
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package com.kening.vordm.vo;
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import lombok.Data;
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/**
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* @author wanghongqing
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* @date 2023/3/31 09:46
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**/
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@Data
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public class DisasterInfo {
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private Long id;
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private String content;
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}
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@ -0,0 +1,16 @@
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package com.kening.vordm.vo;
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import com.kening.vordm.entity.DisasterInfo;
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import lombok.Getter;
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import lombok.Setter;
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/**
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* @author wanghongqing
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* @date 2023/3/31 09:46
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**/
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@Getter
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@Setter
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public class DisasterInfoVo extends DisasterInfo {
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private String geo;
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}
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@ -28,7 +28,8 @@ public class NewsController {
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public R<List<News>> getNews(String content) {
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// LambdaQueryWrapper<News> qr = new LambdaQueryWrapper<>();
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// qr.like(News::getContent, content);
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List<News> list = newsService.list(Wrappers.<News>lambdaQuery().like(News::getContent, content));
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return R.data(list);
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//List<News> list = newsService.list(Wrappers.<News>lambdaQuery().like(News::getContent, content));
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return R.data(newsService.getNewsInfo());
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}
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}
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@ -0,0 +1,30 @@
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package com.kening.vordm.controller;
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import com.kening.vordm.entity.DisasterInfo;
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import com.kening.vordm.entity.SocialMedia;
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import com.kening.vordm.service.DisasterInfoService;
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import com.kening.vordm.vo.DisasterInfoVo;
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import lombok.RequiredArgsConstructor;
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import org.springblade.core.tool.api.R;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RestController;
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import java.util.List;
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/**
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*
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*
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*
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*/
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@RestController
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@RequiredArgsConstructor
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public class SocialMediaController {
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private final DisasterInfoService disasterInfoService;
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@GetMapping("/social-media")
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public R<List<DisasterInfoVo>> getSocialMediaDataByCountry(DisasterInfo disasterInfo){
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return R.data(disasterInfoService.getAllDataByCountry(disasterInfo.getDisasterCountry()));
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}
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}
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@ -14,9 +14,11 @@
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<result property="createTime" column="create_time" jdbcType="TIMESTAMP"/>
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</resultMap>
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<sql id="Base_Column_List">
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id,user_id,username,
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email,organization,research_field,
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create_time
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</sql>
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</mapper>
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@ -3,6 +3,10 @@ package com.kening.vordm.mapper;
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import com.baomidou.mybatisplus.core.mapper.BaseMapper;
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import com.kening.vordm.entity.DisasterInfo;
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import com.kening.vordm.vo.DisasterInfoVo;
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import org.apache.ibatis.annotations.Param;
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import java.util.List;
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/**
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* @author G1393
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@ -11,6 +15,5 @@ import com.kening.vordm.entity.DisasterInfo;
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* @Entity new.domain.DisasterInfo
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*/
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public interface DisasterInfoMapper extends BaseMapper<DisasterInfo> {
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List<DisasterInfoVo> socialMediaData(@Param("country") String country);
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}
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@ -19,10 +19,37 @@
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<result property="respondTime" column="respond_time" jdbcType="TIMESTAMP"/>
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</resultMap>
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<resultMap id="BaseResultMap2" type="com.kening.vordm.vo.DisasterInfoVo">
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<id property="id" column="id" jdbcType="BIGINT"/>
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<result property="disasterType" column="disaster_type" jdbcType="VARCHAR"/>
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<result property="disasterKeyword" column="disaster_keyword" jdbcType="VARCHAR"/>
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<result property="disasterTime" column="disaster_time" jdbcType="TIMESTAMP"/>
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<result property="geometry" column="geometry" jdbcType="VARCHAR"/>
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<result property="disasterLevel" column="disaster_level" jdbcType="VARCHAR"/>
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<result property="disasterCountry" column="disaster_country" jdbcType="VARCHAR"/>
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<result property="respondStatus" column="respond_status" jdbcType="SMALLINT"/>
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<result property="visitCount" column="visit_count" jdbcType="INTEGER"/>
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<result property="createTime" column="create_time" jdbcType="TIMESTAMP"/>
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<result property="vordmId" column="vordm_id" jdbcType="VARCHAR"/>
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<result property="respondTime" column="respond_time" jdbcType="TIMESTAMP"/>
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<result property="geo" column="geo" jdbcType="VARCHAR"/>
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</resultMap>
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<sql id="Base_Column_List">
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id,disaster_type,disaster_keyword,
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disaster_time,geometry,disaster_level,
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disaster_country,respond_status,visit_count,
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create_time,vordm_id,respond_time
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</sql>
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<sql id="Base_Column_List2">
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id,disaster_type,disaster_keyword,
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disaster_time
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</sql>
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<select id="socialMediaData" resultMap="BaseResultMap2">
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SELECT d.*, m.geo
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FROM disaster_info d
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INNER JOIN social_media m
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ON d.vordm_id = m.vordm_id
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WHERE d.disaster_country = #{country}
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</select>
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</mapper>
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@ -4,6 +4,8 @@ package com.kening.vordm.mapper;
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import com.baomidou.mybatisplus.core.mapper.BaseMapper;
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import com.kening.vordm.entity.News;
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import java.util.List;
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/**
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* @author G1393
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* @description 针对表【news(新闻咨询数据表)】的数据库操作Mapper
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@ -11,6 +13,5 @@ import com.kening.vordm.entity.News;
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* @Entity new.domain.News
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*/
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public interface NewsMapper extends BaseMapper<News> {
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List<News> selectAllDataByNews();
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}
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@ -23,4 +23,11 @@
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create_time,status,manager_id,
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review_time
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</sql>
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<select id="selectAllDataByNews" resultMap="BaseResultMap">
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SELECT t.*
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FROM new_vordm.news t
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limit 100
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</select>
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</mapper>
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<result property="reviewTime" column="review_time" jdbcType="TIMESTAMP"/>
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</resultMap>
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<sql id="Base_Column_List">
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id,link,time,
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content,user_id,favorite_count,
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@ -2,6 +2,9 @@ package com.kening.vordm.service;
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import com.baomidou.mybatisplus.extension.service.IService;
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import com.kening.vordm.entity.DisasterInfo;
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import com.kening.vordm.vo.DisasterInfoVo;
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import java.util.List;
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/**
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* @author G1393
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* @createDate 2023-03-30 17:40:27
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*/
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public interface DisasterInfoService extends IService<DisasterInfo> {
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List<DisasterInfoVo> getAllDataByCountry(String country);
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}
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@ -3,12 +3,13 @@ package com.kening.vordm.service;
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import com.baomidou.mybatisplus.extension.service.IService;
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import com.kening.vordm.entity.News;
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import java.util.List;
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/**
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* @author G1393
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* @description 针对表【news(新闻咨询数据表)】的数据库操作Service
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* @createDate 2023-03-30 17:40:27
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*/
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public interface NewsService extends IService<News> {
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List<News> getNewsInfo();
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}
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@ -4,8 +4,11 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.kening.vordm.entity.DisasterInfo;
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import com.kening.vordm.mapper.DisasterInfoMapper;
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import com.kening.vordm.service.DisasterInfoService;
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import com.kening.vordm.vo.DisasterInfoVo;
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import org.springframework.stereotype.Service;
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import java.util.List;
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/**
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* @author G1393
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* @description 针对表【disaster_info(灾害信息表,存储灾害信息)】的数据库操作Service实现
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public class DisasterInfoServiceImpl extends ServiceImpl<DisasterInfoMapper, DisasterInfo>
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implements DisasterInfoService {
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@Override
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public List<DisasterInfoVo> getAllDataByCountry(String country) {
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return this.baseMapper.socialMediaData(country);
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}
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}
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@ -4,15 +4,23 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.kening.vordm.entity.News;
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import com.kening.vordm.mapper.NewsMapper;
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import com.kening.vordm.service.NewsService;
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import lombok.RequiredArgsConstructor;
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import org.springframework.stereotype.Service;
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import java.util.List;
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/**
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* @author G1393
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* @description 针对表【news(新闻咨询数据表)】的数据库操作Service实现
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* @createDate 2023-03-30 17:40:27
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*/
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@Service
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@RequiredArgsConstructor
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public class NewsServiceImpl extends ServiceImpl<NewsMapper, News>
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implements NewsService {
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@Override
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public List<News> getNewsInfo() {
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return baseMapper.selectAllDataByNews();
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}
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}
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