PersonService.java
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package com.viontech.match.service;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.viontech.keliu.model.FaceFeature;
import com.viontech.keliu.model.Person;
import com.viontech.keliu.model.Pool;
import com.viontech.match.entity.vo.RequestVo;
import com.viontech.match.entity.vo.ResponseVo;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.ElasticsearchStatusException;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.action.search.SearchRequest;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.client.RequestOptions;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.index.query.TermQueryBuilder;
import org.elasticsearch.index.query.functionscore.ScriptScoreQueryBuilder;
import org.elasticsearch.index.reindex.BulkByScrollResponse;
import org.elasticsearch.index.reindex.DeleteByQueryRequest;
import org.elasticsearch.script.Script;
import org.elasticsearch.script.ScriptType;
import org.elasticsearch.search.SearchHit;
import org.elasticsearch.search.SearchHits;
import org.elasticsearch.search.builder.SearchSourceBuilder;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.io.IOException;
import java.util.*;
import java.util.stream.Collectors;
/**
* .
*
* @author 谢明辉
* @date 2020/11/27
*/
@Service
@Slf4j
public class PersonService {
@Resource
private RestHighLevelClient client;
@Resource
private PoolService poolService;
@Resource
private ObjectMapper objectMapper;
/**
* 人员比对
*/
public ResponseVo matchPerson(RequestVo requestVo) throws Exception {
String rid = requestVo.getRid();
String poolId = requestVo.getPersonPoolId();
List<String> unionPersonPoolId = requestVo.getUnionPersonPoolId();
List<String> poolIds = new ArrayList<>();
List<Person> result = new ArrayList<>();
List<Pool> poolStatus = new ArrayList<>();
if (unionPersonPoolId != null && unionPersonPoolId.size() > 0) {
poolIds.addAll(unionPersonPoolId);
}
if (poolId != null) {
poolIds.add(poolId);
}
log.info("人员匹配操作开始,PoolIds:[{}]", poolIds.toString());
try {
for (String id : poolIds) {
Pool pool = new Pool();
pool.setPersonPoolId(id);
if (poolService.existPool(id)) {
pool.setStatus(0);
List<Person> people = matchPerson(id, requestVo.getPerson());
result.addAll(people);
} else {
pool.setStatus(1);
}
poolStatus.add(pool);
}
ResponseVo success = ResponseVo.success(rid, "success");
success.setMatchPersons(result);
success.setMatch(1);
success.setPersonPoolStatus(poolStatus);
log.info("人员匹配操作完成,PoolIds:[{}},结果:[{}]", poolIds.toString(), objectMapper.writeValueAsString(success));
return success;
} catch (ElasticsearchStatusException e) {
log.error("matchPerson", e);
ResponseVo error = ResponseVo.error(rid, e.getDetailedMessage());
error.setMatch(0);
return error;
}
}
/**
* 修改人员特征
*/
public ResponseVo updatePerson(RequestVo requestVo) {
return null;
}
/**
* 添加人员
*/
public BulkResponse addPerson(String poolId, List<Person> personPool) throws IOException {
BulkRequest bulkRequest = new BulkRequest(poolId);
for (Person person : personPool) {
Integer age = person.getAge();
String gender = person.getGender();
String personId = person.getPersonId();
List<FaceFeature> faceFeatures = person.getFaceFeatures();
if (faceFeatures != null && faceFeatures.size() > 0) {
for (FaceFeature faceFeature : faceFeatures) {
Double[] feature = faceFeature.getFeature();
String fid = faceFeature.getFid();
IndexRequest indexRequest = new IndexRequest(poolId)
.source(XContentType.JSON, "personId", personId, "data", feature, "fid", fid, "age", age, "gender", gender);
bulkRequest.add(indexRequest);
}
}
}
if (bulkRequest.requests().size() == 0) {
return null;
}
return client.bulk(bulkRequest, RequestOptions.DEFAULT);
}
/**
* 删除人员
*/
public BulkByScrollResponse deletePerson(String poolId, String personId) throws IOException {
DeleteByQueryRequest deleteByQueryRequest = new DeleteByQueryRequest(poolId)
.setQuery(new TermQueryBuilder("personId", personId))
.setRefresh(true);
return client.deleteByQuery(deleteByQueryRequest, RequestOptions.DEFAULT);
}
public List<Person> matchPerson(String poolId, Person person) throws Exception {
List<FaceFeature> faceFeatures = person.getFaceFeatures();
List<Person> persons = new ArrayList<>();
if (faceFeatures != null && faceFeatures.size() > 0) {
for (FaceFeature faceFeature : faceFeatures) {
Double[] feature = faceFeature.getFeature();
if (feature.length < 512) {
continue;
}
Script script = new Script(
ScriptType.INLINE, Script.DEFAULT_SCRIPT_LANG,
"(cosineSimilarity(params.data, 'data') + 1) / 2 * 100", Collections.singletonMap("data", feature));
ScriptScoreQueryBuilder queryBuilder = QueryBuilders.scriptScoreQuery(QueryBuilders.matchAllQuery(), script);
SearchSourceBuilder builder = new SearchSourceBuilder()
.size(5)
.query(queryBuilder)
.fetchSource(new String[]{"personId", "age", "gender", "fid"}, null);
SearchRequest searchRequest = new SearchRequest(poolId)
.source(builder);
SearchResponse search = client.search(searchRequest, RequestOptions.DEFAULT);
SearchHits hits = search.getHits();
SearchHit[] hits1 = hits.getHits();
for (SearchHit item : hits1) {
Map<String, Object> source = item.getSourceAsMap();
Person p = new Person();
p.setPersonId((String) source.get("personId"));
p.setAge((Integer) source.get("age"));
p.setGender((String) source.get("gender"));
p.setScore((int) item.getScore());
p.setPersonPoolId(item.getIndex());
persons.add(p);
}
}
} else {
log.info("no face feature");
}
if (persons.size() > 5) {
persons = persons.stream().sorted(Comparator.comparingInt(Person::getScore)).limit(5).collect(Collectors.toList());
}
return persons;
}
}