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- package com.winhc.service.impl;
- import com.winhc.common.enums.CompanyEnum;
- import com.winhc.service.RelationService;
- import com.winhc.utils.CompanyUtils;
- import lombok.AllArgsConstructor;
- import lombok.extern.slf4j.Slf4j;
- import org.neo4j.driver.*;
- import org.springframework.beans.factory.annotation.Autowired;
- import org.springframework.beans.factory.annotation.Qualifier;
- import org.springframework.stereotype.Service;
- import java.util.HashMap;
- import java.util.List;
- import java.util.Map;
- /**
- * @author π
- * @Description:股东关系 人->公司
- * @date 2021/1/11 10:03
- */
- @Slf4j
- @Service("holderRelationV1ServiceImpl")
- @AllArgsConstructor
- public class HolderRelationV1ServiceImpl implements RelationService {
- @Autowired
- @Qualifier("DriverV1")
- Driver driver;
- @Override
- public String save(List<Map<String, Object>> batch_list) {
- if (batch_list.isEmpty()) return null;
- long start = System.currentTimeMillis();
- Session session = driver.session();
- final String cql = "WITH {batch_list} AS batch_list \n" +
- "UNWIND batch_list AS row \n" +
- "MERGE(s:" + CompanyEnum.Lable.PERSON.code + "{person_id:row.start_id}) \n" +
- "SET s.name=row.start_name, s.person_id=row.start_id \n" +
- "SET s:" + CompanyUtils.getIncrPersonLabel() + " \n" +
- "MERGE(e:" + CompanyEnum.Lable.COMPANY.code + "{company_id:row.end_id}) \n" +
- "SET e.name=row.end_name, e.company_id=row.end_id \n" +
- "WITH s,e,row \n" +
- "MERGE(s)-[r:" + CompanyEnum.Lable.投资.code + "]->(e) \n" +
- "SET r.percent=row.percent, r.deleted=row.deleted \n";
- log.info("consumer size: {}, cql:{}", batch_list.size(), cql);
- String data = CompanyUtils.writeNeo4j(session, cql, new HashMap<String, Object>() {{
- put("batch_list", batch_list);
- }});
- session.close();
- log.info("class:{} | save size:{} | cost:{}", HolderRelationV1ServiceImpl.class.getSimpleName(), batch_list.size(), (System.currentTimeMillis() - start));
- return data;
- }
- }
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