refactor: 优化importEntityBatch方法签名

- 修改返回值类型从void改为int,与项目其他批量方法保持一致
- 更新JavaDoc注释,描述行为而不是实现细节
- 在XML中添加importEntityBatch的完整实现
- 使用ON DUPLICATE KEY UPDATE实现存在则更新,不存在则插入的功能

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

ruoyi-ccdi/src/main/java/com/ruoyi/ccdi/mapper/CcdiEnterpriseBaseInfoMapper.java

@@ -25,12 +25,12 @@ public interface CcdiEnterpriseBaseInfoMapper extends BaseMapper<CcdiEnterpriseB
     int insertBatch(List<CcdiEnterpriseBaseInfo> list);
 
     /**
-     * 批量导入实体中介数据(使用ON DUPLICATE KEY UPDATE)
+     * 批量导入实体中介数据(存在则更新,不存在则插入)
      *
      * @param list 实体中介列表
-     * @return 无返回值
+     * @return 影响行数
      */
-    void importEntityBatch(@Param("list") List<CcdiEnterpriseBaseInfo> list);
+    int importEntityBatch(@Param("list") List<CcdiEnterpriseBaseInfo> list);
 
     /**
      * 批量更新实体中介

ruoyi-ccdi/src/main/resources/mapper/ccdi/CcdiEnterpriseBaseInfoMapper.xml

@@ -26,6 +26,50 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         </foreach>
     </insert>
 
+    <!-- 批量导入实体中介数据(存在则更新,不存在则插入) -->
+    <insert id="importEntityBatch" parameterType="java.util.List" useGeneratedKeys="true" keyProperty="id">
+        INSERT INTO ccdi_enterprise_base_info (
+            social_credit_code, enterprise_name, enterprise_type, enterprise_nature,
+            industry_class, industry_name, establish_date, register_address,
+            legal_representative, legal_cert_type, legal_cert_no,
+            shareholder1, shareholder2, shareholder3, shareholder4, shareholder5,
+            status, risk_level, ent_source, data_source,
+            created_by, updated_by, create_time, update_time
+        ) VALUES
+        <foreach collection="list" item="item" separator=",">
+            (
+                #{item.socialCreditCode}, #{item.enterpriseName}, #{item.enterpriseType}, #{item.enterpriseNature},
+                #{item.industryClass}, #{item.industryName}, #{item.establishDate}, #{item.registerAddress},
+                #{item.legalRepresentative}, #{item.legalCertType}, #{item.legalCertNo},
+                #{item.shareholder1}, #{item.shareholder2}, #{item.shareholder3}, #{item.shareholder4}, #{item.shareholder5},
+                #{item.status}, #{item.riskLevel}, #{item.entSource}, #{item.dataSource},
+                #{item.createdBy}, #{item.updatedBy}, #{item.createTime}, #{item.updateTime}
+            )
+        </foreach>
+        ON DUPLICATE KEY UPDATE
+            enterprise_name = VALUES(enterprise_name),
+            enterprise_type = VALUES(enterprise_type),
+            enterprise_nature = VALUES(enterprise_nature),
+            industry_class = VALUES(industry_class),
+            industry_name = VALUES(industry_name),
+            establish_date = VALUES(establish_date),
+            register_address = VALUES(register_address),
+            legal_representative = VALUES(legal_representative),
+            legal_cert_type = VALUES(legal_cert_type),
+            legal_cert_no = VALUES(legal_cert_no),
+            shareholder1 = VALUES(shareholder1),
+            shareholder2 = VALUES(shareholder2),
+            shareholder3 = VALUES(shareholder3),
+            shareholder4 = VALUES(shareholder4),
+            shareholder5 = VALUES(shareholder5),
+            status = VALUES(status),
+            risk_level = VALUES(risk_level),
+            ent_source = VALUES(ent_source),
+            data_source = VALUES(data_source),
+            updated_by = VALUES(updated_by),
+            update_time = VALUES(update_time)
+    </insert>
+
     <!-- 批量更新实体中介 -->
     <update id="updateBatch" parameterType="java.util.List">
         <foreach collection="list" item="item" separator=";">