单表与多表数据获取示例

kn-service-api/biz-vordm-api/src/main/java/com/kening/vordm/vo/DisasterInfo.java

@@ -1,16 +0,0 @@
-package com.kening.vordm.vo;
-
-import lombok.Data;
-
-/**
- * @author wanghongqing
- * @date 2023/3/31 09:46
- **/
-@Data
-public class DisasterInfo {
-
-	private Long id;
-
-	private String content;
-
-}

kn-service-api/biz-vordm-api/src/main/java/com/kening/vordm/vo/DisasterInfoVo.java

@@ -0,0 +1,16 @@
+package com.kening.vordm.vo;
+
+import com.kening.vordm.entity.DisasterInfo;
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * @author wanghongqing
+ * @date 2023/3/31 09:46
+ **/
+@Getter
+@Setter
+public class DisasterInfoVo extends DisasterInfo {
+
+	private String geo;
+}

kn-service/biz-vordm/src/main/java/com/kening/vordm/controller/NewsController.java

@@ -28,7 +28,8 @@ public class NewsController {
 	public R<List<News>> getNews(String content) {
 //		LambdaQueryWrapper<News> qr = new LambdaQueryWrapper<>();
 //		qr.like(News::getContent, content);
-		List<News> list = newsService.list(Wrappers.<News>lambdaQuery().like(News::getContent, content));
+		//List<News> list = newsService.list(Wrappers.<News>lambdaQuery().like(News::getContent, content));
-		return R.data(list);
+
+		return R.data(newsService.getNewsInfo());
 	}
 }

kn-service/biz-vordm/src/main/java/com/kening/vordm/controller/SocialMediaController.java

@@ -0,0 +1,30 @@
+package com.kening.vordm.controller;
+
+import com.kening.vordm.entity.DisasterInfo;
+import com.kening.vordm.entity.SocialMedia;
+import com.kening.vordm.service.DisasterInfoService;
+import com.kening.vordm.vo.DisasterInfoVo;
+import lombok.RequiredArgsConstructor;
+import org.springblade.core.tool.api.R;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ *
+ *
+ *
+ */
+@RestController
+@RequiredArgsConstructor
+public class SocialMediaController {
+	private final DisasterInfoService disasterInfoService;
+
+	@GetMapping("/social-media")
+	public R<List<DisasterInfoVo>> getSocialMediaDataByCountry(DisasterInfo disasterInfo){
+		return  R.data(disasterInfoService.getAllDataByCountry(disasterInfo.getDisasterCountry()));
+	}
+
+}

kn-service/biz-vordm/src/main/java/com/kening/vordm/mapper/AccountInfoMapper.xml

@@ -14,9 +14,11 @@
             <result property="createTime" column="create_time" jdbcType="TIMESTAMP"/>
     </resultMap>
 
+
     <sql id="Base_Column_List">
         id,user_id,username,
         email,organization,research_field,
         create_time
     </sql>
+
 </mapper>

kn-service/biz-vordm/src/main/java/com/kening/vordm/mapper/DisasterInfoMapper.java

@@ -3,6 +3,10 @@ package com.kening.vordm.mapper;
 
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.kening.vordm.entity.DisasterInfo;
+import com.kening.vordm.vo.DisasterInfoVo;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
 
 /**
 * @author G1393
@@ -11,6 +15,5 @@ import com.kening.vordm.entity.DisasterInfo;
 * @Entity new.domain.DisasterInfo
 */
 public interface DisasterInfoMapper extends BaseMapper<DisasterInfo> {
-
+	List<DisasterInfoVo> socialMediaData(@Param("country") String country);
-
 }

kn-service/biz-vordm/src/main/java/com/kening/vordm/mapper/DisasterInfoMapper.xml

@@ -19,10 +19,37 @@
             <result property="respondTime" column="respond_time" jdbcType="TIMESTAMP"/>
     </resultMap>
 
+    <resultMap id="BaseResultMap2" type="com.kening.vordm.vo.DisasterInfoVo">
+        <id property="id" column="id" jdbcType="BIGINT"/>
+        <result property="disasterType" column="disaster_type" jdbcType="VARCHAR"/>
+        <result property="disasterKeyword" column="disaster_keyword" jdbcType="VARCHAR"/>
+        <result property="disasterTime" column="disaster_time" jdbcType="TIMESTAMP"/>
+        <result property="geometry" column="geometry" jdbcType="VARCHAR"/>
+        <result property="disasterLevel" column="disaster_level" jdbcType="VARCHAR"/>
+        <result property="disasterCountry" column="disaster_country" jdbcType="VARCHAR"/>
+        <result property="respondStatus" column="respond_status" jdbcType="SMALLINT"/>
+        <result property="visitCount" column="visit_count" jdbcType="INTEGER"/>
+        <result property="createTime" column="create_time" jdbcType="TIMESTAMP"/>
+        <result property="vordmId" column="vordm_id" jdbcType="VARCHAR"/>
+        <result property="respondTime" column="respond_time" jdbcType="TIMESTAMP"/>
+        <result property="geo" column="geo" jdbcType="VARCHAR"/>
+    </resultMap>
+
     <sql id="Base_Column_List">
         id,disaster_type,disaster_keyword,
         disaster_time,geometry,disaster_level,
         disaster_country,respond_status,visit_count,
         create_time,vordm_id,respond_time
     </sql>
+    <sql id="Base_Column_List2">
+        id,disaster_type,disaster_keyword,
+        disaster_time
+    </sql>
+    <select id="socialMediaData" resultMap="BaseResultMap2">
+        SELECT d.*, m.geo
+        FROM disaster_info d
+                 INNER JOIN social_media m
+                            ON d.vordm_id = m.vordm_id
+        WHERE d.disaster_country = #{country}
+    </select>
 </mapper>

kn-service/biz-vordm/src/main/java/com/kening/vordm/mapper/NewsMapper.java

@@ -4,6 +4,8 @@ package com.kening.vordm.mapper;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.kening.vordm.entity.News;
 
+import java.util.List;
+
 /**
 * @author G1393
 * @description 针对表【news(新闻咨询数据表)】的数据库操作Mapper
@@ -11,6 +13,5 @@ import com.kening.vordm.entity.News;
 * @Entity new.domain.News
 */
 public interface NewsMapper extends BaseMapper<News> {
-
+	List<News> selectAllDataByNews();
-
 }

kn-service/biz-vordm/src/main/java/com/kening/vordm/mapper/NewsMapper.xml

@@ -23,4 +23,11 @@
         create_time,status,manager_id,
         review_time
     </sql>
+
+    <select id="selectAllDataByNews" resultMap="BaseResultMap">
+        SELECT t.*
+        FROM new_vordm.news t
+        limit 100
+    </select>
+
 </mapper>

kn-service/biz-vordm/src/main/java/com/kening/vordm/mapper/SocialMediaMapper.xml

@@ -27,6 +27,7 @@
             <result property="reviewTime" column="review_time" jdbcType="TIMESTAMP"/>
     </resultMap>
 
+
     <sql id="Base_Column_List">
         id,link,time,
         content,user_id,favorite_count,

kn-service/biz-vordm/src/main/java/com/kening/vordm/service/DisasterInfoService.java

@@ -2,6 +2,9 @@ package com.kening.vordm.service;
 
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.kening.vordm.entity.DisasterInfo;
+import com.kening.vordm.vo.DisasterInfoVo;
+
+import java.util.List;
 
 /**
 * @author G1393
@@ -9,5 +12,5 @@ import com.kening.vordm.entity.DisasterInfo;
 * @createDate 2023-03-30 17:40:27
 */
 public interface DisasterInfoService extends IService<DisasterInfo> {
-
+	List<DisasterInfoVo>  getAllDataByCountry(String country);
 }

kn-service/biz-vordm/src/main/java/com/kening/vordm/service/NewsService.java

@@ -3,12 +3,13 @@ package com.kening.vordm.service;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.kening.vordm.entity.News;
 
+import java.util.List;
+
 /**
 * @author G1393
 * @description 针对表【news(新闻咨询数据表)】的数据库操作Service
 * @createDate 2023-03-30 17:40:27
 */
 public interface NewsService extends IService<News> {
-
+	List<News>  getNewsInfo();
-
 }

kn-service/biz-vordm/src/main/java/com/kening/vordm/service/impl/DisasterInfoServiceImpl.java

@@ -4,8 +4,11 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.kening.vordm.entity.DisasterInfo;
 import com.kening.vordm.mapper.DisasterInfoMapper;
 import com.kening.vordm.service.DisasterInfoService;
+import com.kening.vordm.vo.DisasterInfoVo;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
+
 /**
 * @author G1393
 * @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
@@ -15,4 +18,8 @@ import org.springframework.stereotype.Service;
 public class DisasterInfoServiceImpl extends ServiceImpl<DisasterInfoMapper, DisasterInfo>
 implements DisasterInfoService {
 
+	@Override
+	public List<DisasterInfoVo> getAllDataByCountry(String country) {
+		return this.baseMapper.socialMediaData(country);
+	}
 }

kn-service/biz-vordm/src/main/java/com/kening/vordm/service/impl/NewsServiceImpl.java

@@ -4,15 +4,23 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.kening.vordm.entity.News;
 import com.kening.vordm.mapper.NewsMapper;
 import com.kening.vordm.service.NewsService;
+import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
+
 /**
 * @author G1393
 * @description 针对表【news(新闻咨询数据表)】的数据库操作Service实现
 * @createDate 2023-03-30 17:40:27
 */
 @Service
+@RequiredArgsConstructor
 public class NewsServiceImpl extends ServiceImpl<NewsMapper, News>
 implements NewsService {
 
+	@Override
+	public List<News> getNewsInfo() {
+		return baseMapper.selectAllDataByNews();
+	}
 }