spring-data-elasticsearch RequestConverter 源码
spring-data-elasticsearch RequestConverter 代码
文件路径：/src/main/java/org/springframework/data/elasticsearch/client/elc/RequestConverter.java
/*
* Copyright 2021-2022 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.data.elasticsearch.client.elc;
import static org.springframework.data.elasticsearch.client.elc.TypeUtils.*;
import static org.springframework.util.CollectionUtils.*;
import co.elastic.clients.elasticsearch._types.Conflicts;
import co.elastic.clients.elasticsearch._types.InlineScript;
import co.elastic.clients.elasticsearch._types.OpType;
import co.elastic.clients.elasticsearch._types.SortOptions;
import co.elastic.clients.elasticsearch._types.SortOrder;
import co.elastic.clients.elasticsearch._types.VersionType;
import co.elastic.clients.elasticsearch._types.WaitForActiveShardOptions;
import co.elastic.clients.elasticsearch._types.mapping.FieldType;
import co.elastic.clients.elasticsearch._types.mapping.Property;
import co.elastic.clients.elasticsearch._types.mapping.RuntimeField;
import co.elastic.clients.elasticsearch._types.mapping.RuntimeFieldType;
import co.elastic.clients.elasticsearch._types.mapping.TypeMapping;
import co.elastic.clients.elasticsearch._types.query_dsl.Like;
import co.elastic.clients.elasticsearch.cluster.HealthRequest;
import co.elastic.clients.elasticsearch.core.BulkRequest;
import co.elastic.clients.elasticsearch.core.DeleteByQueryRequest;
import co.elastic.clients.elasticsearch.core.DeleteRequest;
import co.elastic.clients.elasticsearch.core.GetRequest;
import co.elastic.clients.elasticsearch.core.IndexRequest;
import co.elastic.clients.elasticsearch.core.MgetRequest;
import co.elastic.clients.elasticsearch.core.MsearchRequest;
import co.elastic.clients.elasticsearch.core.SearchRequest;
import co.elastic.clients.elasticsearch.core.UpdateByQueryRequest;
import co.elastic.clients.elasticsearch.core.UpdateRequest;
import co.elastic.clients.elasticsearch.core.bulk.BulkOperation;
import co.elastic.clients.elasticsearch.core.bulk.CreateOperation;
import co.elastic.clients.elasticsearch.core.bulk.IndexOperation;
import co.elastic.clients.elasticsearch.core.bulk.UpdateOperation;
import co.elastic.clients.elasticsearch.core.mget.MultiGetOperation;
import co.elastic.clients.elasticsearch.core.msearch.MultisearchBody;
import co.elastic.clients.elasticsearch.core.search.Highlight;
import co.elastic.clients.elasticsearch.core.search.Rescore;
import co.elastic.clients.elasticsearch.core.search.SourceConfig;
import co.elastic.clients.elasticsearch.indices.*;
import co.elastic.clients.elasticsearch.indices.update_aliases.Action;
import co.elastic.clients.json.JsonData;
import co.elastic.clients.json.JsonpDeserializer;
import co.elastic.clients.json.JsonpMapper;
import jakarta.json.stream.JsonGenerator;
import jakarta.json.stream.JsonParser;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.nio.charset.StandardCharsets;
import java.time.Duration;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;
import org.springframework.dao.InvalidDataAccessApiUsageException;
import org.springframework.data.domain.Sort;
import org.springframework.data.elasticsearch.core.RefreshPolicy;
import org.springframework.data.elasticsearch.core.ScriptType;
import org.springframework.data.elasticsearch.core.convert.ElasticsearchConverter;
import org.springframework.data.elasticsearch.core.document.Document;
import org.springframework.data.elasticsearch.core.index.AliasAction;
import org.springframework.data.elasticsearch.core.index.AliasActionParameters;
import org.springframework.data.elasticsearch.core.index.AliasActions;
import org.springframework.data.elasticsearch.core.index.DeleteTemplateRequest;
import org.springframework.data.elasticsearch.core.index.ExistsTemplateRequest;
import org.springframework.data.elasticsearch.core.index.GetTemplateRequest;
import org.springframework.data.elasticsearch.core.index.PutTemplateRequest;
import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentEntity;
import org.springframework.data.elasticsearch.core.mapping.ElasticsearchPersistentProperty;
import org.springframework.data.elasticsearch.core.mapping.IndexCoordinates;
import org.springframework.data.elasticsearch.core.query.*;
import org.springframework.data.elasticsearch.core.reindex.ReindexRequest;
import org.springframework.data.elasticsearch.core.reindex.Remote;
import org.springframework.data.elasticsearch.support.DefaultStringObjectMap;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
/**
* Class to create Elasticsearch request and request builders.
*
* @author Peter-Josef Meisch
* @author Sascha Woo
* @author cdalxndr
* @since 4.4
*/
class RequestConverter {
// the default max result window size of Elasticsearch
public static final Integer INDEX_MAX_RESULT_WINDOW = 10_000;
protected final JsonpMapper jsonpMapper;
protected final ElasticsearchConverter elasticsearchConverter;
public RequestConverter(ElasticsearchConverter elasticsearchConverter, JsonpMapper jsonpMapper) {
this.elasticsearchConverter = elasticsearchConverter;
Assert.notNull(jsonpMapper, "jsonpMapper must not be null");
this.jsonpMapper = jsonpMapper;
}
// region Cluster client
public HealthRequest clusterHealthRequest() {
return new HealthRequest.Builder().build();
}
// endregion
// region Indices client
public ExistsRequest indicesExistsRequest(IndexCoordinates indexCoordinates) {
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
return new ExistsRequest.Builder().index(Arrays.asList(indexCoordinates.getIndexNames())).build();
}
public CreateIndexRequest indicesCreateRequest(IndexCoordinates indexCoordinates, Map<String, Object> settings,
@Nullable Document mapping) {
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
Assert.notNull(settings, "settings must not be null");
CreateIndexRequest.Builder createRequestBuilder = new CreateIndexRequest.Builder();
createRequestBuilder.index(indexCoordinates.getIndexName());
// note: the new client does not support the index.storeType anymore
String settingsJson = Document.from(settings).toJson();
IndexSettings indexSettings = fromJson(settingsJson, IndexSettings._DESERIALIZER);
createRequestBuilder.settings(indexSettings);
if (mapping != null) {
String mappingJson = mapping.toJson();
TypeMapping typeMapping = fromJson(mappingJson, TypeMapping._DESERIALIZER);
createRequestBuilder.mappings(typeMapping);
}
return createRequestBuilder.build();
}
public RefreshRequest indicesRefreshRequest(IndexCoordinates indexCoordinates) {
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
return new RefreshRequest.Builder().index(Arrays.asList(indexCoordinates.getIndexNames())).build();
}
public DeleteIndexRequest indicesDeleteRequest(IndexCoordinates indexCoordinates) {
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
return new DeleteIndexRequest.Builder().index(Arrays.asList(indexCoordinates.getIndexNames())).build();
}
public UpdateAliasesRequest indicesUpdateAliasesRequest(AliasActions aliasActions) {
Assert.notNull(aliasActions, "aliasActions must not be null");
UpdateAliasesRequest.Builder updateAliasRequestBuilder = new UpdateAliasesRequest.Builder();
List<Action> actions = new ArrayList<>();
aliasActions.getActions().forEach(aliasAction -> {
Action.Builder actionBuilder = new Action.Builder();
if (aliasAction instanceof AliasAction.Add add) {
AliasActionParameters parameters = add.getParameters();
actionBuilder.add(addActionBuilder -> {
addActionBuilder //
.indices(Arrays.asList(parameters.getIndices())) //
.isHidden(parameters.getHidden()) //
.isWriteIndex(parameters.getWriteIndex()) //
.routing(parameters.getRouting()) //
.indexRouting(parameters.getIndexRouting()) //
.searchRouting(parameters.getSearchRouting()); //
if (parameters.getAliases() != null) {
addActionBuilder.aliases(Arrays.asList(parameters.getAliases()));
}
Query filterQuery = parameters.getFilterQuery();
if (filterQuery != null) {
elasticsearchConverter.updateQuery(filterQuery, parameters.getFilterQueryClass());
co.elastic.clients.elasticsearch._types.query_dsl.Query esQuery = getQuery(filterQuery, null);
if (esQuery != null) {
addActionBuilder.filter(esQuery);
}
}
return addActionBuilder;
});
}
if (aliasAction instanceof AliasAction.Remove remove) {
AliasActionParameters parameters = remove.getParameters();
actionBuilder.remove(removeActionBuilder -> {
removeActionBuilder.indices(Arrays.asList(parameters.getIndices()));
if (parameters.getAliases() != null) {
removeActionBuilder.aliases(Arrays.asList(parameters.getAliases()));
}
return removeActionBuilder;
});
}
if (aliasAction instanceof AliasAction.RemoveIndex removeIndex) {
AliasActionParameters parameters = removeIndex.getParameters();
actionBuilder.removeIndex(
removeIndexActionBuilder -> removeIndexActionBuilder.indices(Arrays.asList(parameters.getIndices())));
}
actions.add(actionBuilder.build());
});
updateAliasRequestBuilder.actions(actions);
return updateAliasRequestBuilder.build();
}
public PutMappingRequest indicesPutMappingRequest(IndexCoordinates indexCoordinates, Document mapping) {
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
Assert.notNull(mapping, "mapping must not be null");
PutMappingRequest.Builder builder = new PutMappingRequest.Builder();
builder.index(Arrays.asList(indexCoordinates.getIndexNames()));
addPropertiesToMapping(builder, mapping);
return builder.build();
}
public GetMappingRequest indicesGetMappingRequest(IndexCoordinates indexCoordinates) {
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
return new GetMappingRequest.Builder().index(Arrays.asList(indexCoordinates.getIndexNames())).build();
}
private void addPropertiesToMapping(PutMappingRequest.Builder builder, Document mapping) {
Object properties = mapping.get("properties");
if (properties != null) {
if (properties instanceof Map) {
Map<String, Property> propertiesMap = new HashMap<>();
// noinspection unchecked
((Map<String, Object>) properties).forEach((key, value) -> {
Property property = getProperty(value);
propertiesMap.put(key, property);
});
builder.properties(propertiesMap);
}
}
}
private Property getProperty(Object value) {
// noinspection SpellCheckingInspection
ByteArrayOutputStream baos = new ByteArrayOutputStream();
JsonGenerator generator = jsonpMapper.jsonProvider().createGenerator(baos);
jsonpMapper.serialize(value, generator);
generator.close();
// noinspection SpellCheckingInspection
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
return fromJson(bais, Property._DESERIALIZER);
}
public GetIndicesSettingsRequest indicesGetSettingsRequest(IndexCoordinates indexCoordinates,
boolean includeDefaults) {
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
return new GetIndicesSettingsRequest.Builder() //
.index(Arrays.asList(indexCoordinates.getIndexNames())) //
.includeDefaults(includeDefaults) //
.build();
}
public GetIndexRequest indicesGetIndexRequest(IndexCoordinates indexCoordinates) {
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
return new GetIndexRequest.Builder() //
.index(Arrays.asList(indexCoordinates.getIndexNames())) //
.includeDefaults(true) //
.build(); //
}
public GetAliasRequest indicesGetAliasRequest(@Nullable String[] aliasNames, @Nullable String[] indexNames) {
GetAliasRequest.Builder builder = new GetAliasRequest.Builder();
if (aliasNames != null) {
builder.name(Arrays.asList(aliasNames));
}
if (indexNames != null) {
builder.index(Arrays.asList(indexNames));
}
return builder.build();
}
public co.elastic.clients.elasticsearch.indices.PutTemplateRequest indicesPutTemplateRequest(
PutTemplateRequest putTemplateRequest) {
Assert.notNull(putTemplateRequest, "putTemplateRequest must not be null");
co.elastic.clients.elasticsearch.indices.PutTemplateRequest.Builder builder = new co.elastic.clients.elasticsearch.indices.PutTemplateRequest.Builder();
builder.name(putTemplateRequest.getName()).indexPatterns(Arrays.asList(putTemplateRequest.getIndexPatterns()))
.order(putTemplateRequest.getOrder());
if (putTemplateRequest.getSettings() != null) {
Function<Map.Entry<String, Object>, String> keyMapper = Map.Entry::getKey;
Function<Map.Entry<String, Object>, JsonData> valueMapper = entry -> JsonData.of(entry.getValue(), jsonpMapper);
Map<String, JsonData> settings = putTemplateRequest.getSettings().entrySet().stream()
.collect(Collectors.toMap(keyMapper, valueMapper));
builder.settings(settings);
}
if (putTemplateRequest.getMappings() != null) {
builder.mappings(fromJson(putTemplateRequest.getMappings().toJson(), TypeMapping._DESERIALIZER));
}
if (putTemplateRequest.getVersion() != null) {
builder.version(Long.valueOf(putTemplateRequest.getVersion()));
}
AliasActions aliasActions = putTemplateRequest.getAliasActions();
if (aliasActions != null) {
aliasActions.getActions().forEach(aliasAction -> {
AliasActionParameters parameters = aliasAction.getParameters();
String[] parametersAliases = parameters.getAliases();
if (parametersAliases != null) {
for (String aliasName : parametersAliases) {
builder.aliases(aliasName, aliasBuilder -> {
// noinspection DuplicatedCode
if (parameters.getRouting() != null) {
aliasBuilder.routing(parameters.getRouting());
}
if (parameters.getIndexRouting() != null) {
aliasBuilder.indexRouting(parameters.getIndexRouting());
}
if (parameters.getSearchRouting() != null) {
aliasBuilder.searchRouting(parameters.getSearchRouting());
}
if (parameters.getHidden() != null) {
aliasBuilder.isHidden(parameters.getHidden());
}
if (parameters.getWriteIndex() != null) {
aliasBuilder.isWriteIndex(parameters.getWriteIndex());
}
Query filterQuery = parameters.getFilterQuery();
if (filterQuery != null) {
co.elastic.clients.elasticsearch._types.query_dsl.Query esQuery = getQuery(filterQuery, null);
if (esQuery != null) {
aliasBuilder.filter(esQuery);
}
}
return aliasBuilder;
});
}
}
});
}
return builder.build();
}
public co.elastic.clients.elasticsearch.indices.ExistsTemplateRequest indicesExistsTemplateRequest(
ExistsTemplateRequest existsTemplateRequest) {
Assert.notNull(existsTemplateRequest, "existsTemplateRequest must not be null");
return co.elastic.clients.elasticsearch.indices.ExistsTemplateRequest
.of(etr -> etr.name(existsTemplateRequest.getTemplateName()));
}
public co.elastic.clients.elasticsearch.indices.DeleteTemplateRequest indicesDeleteTemplateRequest(
DeleteTemplateRequest existsTemplateRequest) {
Assert.notNull(existsTemplateRequest, "existsTemplateRequest must not be null");
return co.elastic.clients.elasticsearch.indices.DeleteTemplateRequest
.of(dtr -> dtr.name(existsTemplateRequest.getTemplateName()));
}
public co.elastic.clients.elasticsearch.indices.GetTemplateRequest indicesGetTemplateRequest(
GetTemplateRequest getTemplateRequest) {
Assert.notNull(getTemplateRequest, "getTemplateRequest must not be null");
return co.elastic.clients.elasticsearch.indices.GetTemplateRequest
.of(gtr -> gtr.name(getTemplateRequest.getTemplateName()).flatSettings(true));
}
// endregion
// region documents
/*
* the methods documentIndexRequest, bulkIndexOperation and bulkCreateOperation have nearly
* identical code, but the client builders do not have a common accessible base or some reusable parts
* so the code needs to be duplicated.
*/
public IndexRequest<?> documentIndexRequest(IndexQuery query, IndexCoordinates indexCoordinates,
@Nullable RefreshPolicy refreshPolicy) {
Assert.notNull(query, "query must not be null");
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
IndexRequest.Builder<Object> builder = new IndexRequest.Builder<>();
builder.index(indexCoordinates.getIndexName());
Object queryObject = query.getObject();
if (queryObject != null) {
String id = !StringUtils.hasText(query.getId()) ? getPersistentEntityId(queryObject) : query.getId();
builder //
.id(id) //
.document(elasticsearchConverter.mapObject(queryObject));
} else if (query.getSource() != null) {
builder //
.id(query.getId()) //
.document(new DefaultStringObjectMap<>().fromJson(query.getSource()));
} else {
throw new InvalidDataAccessApiUsageException(
"object or source is null, failed to index the document [id: " + query.getId() + ']');
}
if (query.getVersion() != null) {
VersionType versionType = retrieveVersionTypeFromPersistentEntity(
queryObject != null ? queryObject.getClass() : null);
builder.version(query.getVersion()).versionType(versionType);
}
builder //
.ifSeqNo(query.getSeqNo()) //
.ifPrimaryTerm(query.getPrimaryTerm()) //
.routing(query.getRouting()); //
if (query.getOpType() != null) {
switch (query.getOpType()) {
case INDEX -> builder.opType(OpType.Index);
case CREATE -> builder.opType(OpType.Create);
}
}
builder.refresh(TypeUtils.refresh(refreshPolicy));
return builder.build();
}
/*
* the methods documentIndexRequest, bulkIndexOperation and bulkCreateOperation have nearly
* identical code, but the client builders do not have a common accessible base or some reusable parts
* so the code needs to be duplicated.
*/
@SuppressWarnings("DuplicatedCode")
private IndexOperation<?> bulkIndexOperation(IndexQuery query, IndexCoordinates indexCoordinates,
@Nullable RefreshPolicy refreshPolicy) {
IndexOperation.Builder<Object> builder = new IndexOperation.Builder<>();
builder.index(indexCoordinates.getIndexName());
Object queryObject = query.getObject();
if (queryObject != null) {
String id = StringUtils.hasText(query.getId()) ? getPersistentEntityId(queryObject) : query.getId();
builder //
.id(id) //
.document(elasticsearchConverter.mapObject(queryObject));
} else if (query.getSource() != null) {
builder.document(new DefaultStringObjectMap<>().fromJson(query.getSource()));
} else {
throw new InvalidDataAccessApiUsageException(
"object or source is null, failed to index the document [id: " + query.getId() + ']');
}
if (query.getVersion() != null) {
VersionType versionType = retrieveVersionTypeFromPersistentEntity(
queryObject != null ? queryObject.getClass() : null);
builder.version(query.getVersion()).versionType(versionType);
}
builder //
.ifSeqNo(query.getSeqNo()) //
.ifPrimaryTerm(query.getPrimaryTerm()) //
.routing(query.getRouting()); //
return builder.build();
}
/*
* the methods documentIndexRequest, bulkIndexOperation and bulkCreateOperation have nearly
* identical code, but the client builders do not have a common accessible base or some reusable parts
* so the code needs to be duplicated.
*/
@SuppressWarnings("DuplicatedCode")
private CreateOperation<?> bulkCreateOperation(IndexQuery query, IndexCoordinates indexCoordinates,
@Nullable RefreshPolicy refreshPolicy) {
CreateOperation.Builder<Object> builder = new CreateOperation.Builder<>();
builder.index(indexCoordinates.getIndexName());
Object queryObject = query.getObject();
if (queryObject != null) {
String id = StringUtils.hasText(query.getId()) ? getPersistentEntityId(queryObject) : query.getId();
builder //
.id(id) //
.document(elasticsearchConverter.mapObject(queryObject));
} else if (query.getSource() != null) {
builder.document(new DefaultStringObjectMap<>().fromJson(query.getSource()));
} else {
throw new InvalidDataAccessApiUsageException(
"object or source is null, failed to index the document [id: " + query.getId() + ']');
}
if (query.getVersion() != null) {
VersionType versionType = retrieveVersionTypeFromPersistentEntity(
queryObject != null ? queryObject.getClass() : null);
builder.version(query.getVersion()).versionType(versionType);
}
builder //
.ifSeqNo(query.getSeqNo()) //
.ifPrimaryTerm(query.getPrimaryTerm()) //
.routing(query.getRouting()); //
return builder.build();
}
private UpdateOperation<?, ?> bulkUpdateOperation(UpdateQuery query, IndexCoordinates index,
@Nullable RefreshPolicy refreshPolicy) {
UpdateOperation.Builder<Object, Object> uob = new UpdateOperation.Builder<>();
String indexName = query.getIndexName() != null ? query.getIndexName() : index.getIndexName();
uob.index(indexName).id(query.getId());
uob.action(a -> {
a //
.script(getScript(query.getScriptData())) //
.doc(query.getDocument()) //
.upsert(query.getUpsert()) //
.scriptedUpsert(query.getScriptedUpsert()) //
.docAsUpsert(query.getDocAsUpsert()) //
;
if (query.getFetchSource() != null) {
a.source(sc -> sc.fetch(query.getFetchSource()));
}
if (query.getFetchSourceIncludes() != null || query.getFetchSourceExcludes() != null) {
List<String> includes = query.getFetchSourceIncludes() != null ? query.getFetchSourceIncludes()
: Collections.emptyList();
List<String> excludes = query.getFetchSourceExcludes() != null ? query.getFetchSourceExcludes()
: Collections.emptyList();
a.source(sc -> sc.filter(sf -> sf.includes(includes).excludes(excludes)));
}
return a;
});
uob //
.routing(query.getRouting()) //
.ifSeqNo(query.getIfSeqNo() != null ? Long.valueOf(query.getIfSeqNo()) : null) //
.ifPrimaryTerm(query.getIfPrimaryTerm() != null ? Long.valueOf(query.getIfPrimaryTerm()) : null) //
.retryOnConflict(query.getRetryOnConflict()) //
;
// no refresh, timeout, waitForActiveShards on UpdateOperation or UpdateAction
return uob.build();
}
@Nullable
private co.elastic.clients.elasticsearch._types.Script getScript(@Nullable ScriptData scriptData) {
if (scriptData == null) {
return null;
}
Map<String, JsonData> params = new HashMap<>();
if (scriptData.params() != null) {
scriptData.params().forEach((key, value) -> params.put(key, JsonData.of(value, jsonpMapper)));
}
return co.elastic.clients.elasticsearch._types.Script.of(sb -> {
if (scriptData.type() == ScriptType.INLINE) {
sb.inline(is -> is //
.lang(scriptData.language()) //
.source(scriptData.script()) //
.params(params)); //
} else if (scriptData.type() == ScriptType.STORED) {
sb.stored(ss -> ss //
.id(scriptData.script()) //
.params(params) //
);
}
return sb;
});
}
public BulkRequest documentBulkRequest(List<?> queries, BulkOptions bulkOptions, IndexCoordinates indexCoordinates,
@Nullable RefreshPolicy refreshPolicy) {
BulkRequest.Builder builder = new BulkRequest.Builder();
if (bulkOptions.getTimeout() != null) {
builder.timeout(tb -> tb.time(Long.valueOf(bulkOptions.getTimeout().toMillis()).toString() + "ms"));
}
builder.refresh(TypeUtils.refresh(refreshPolicy));
if (bulkOptions.getRefreshPolicy() != null) {
builder.refresh(TypeUtils.refresh(bulkOptions.getRefreshPolicy()));
}
if (bulkOptions.getWaitForActiveShards() != null) {
builder.waitForActiveShards(wasb -> wasb.count(bulkOptions.getWaitForActiveShards().value()));
}
if (bulkOptions.getPipeline() != null) {
builder.pipeline(bulkOptions.getPipeline());
}
if (bulkOptions.getRoutingId() != null) {
builder.routing(bulkOptions.getRoutingId());
}
List<BulkOperation> operations = queries.stream().map(query -> {
BulkOperation.Builder ob = new BulkOperation.Builder();
if (query instanceof IndexQuery indexQuery) {
if (indexQuery.getOpType() == IndexQuery.OpType.CREATE) {
ob.create(bulkCreateOperation(indexQuery, indexCoordinates, refreshPolicy));
} else {
ob.index(bulkIndexOperation(indexQuery, indexCoordinates, refreshPolicy));
}
} else if (query instanceof UpdateQuery updateQuery) {
ob.update(bulkUpdateOperation(updateQuery, indexCoordinates, refreshPolicy));
}
return ob.build();
}).collect(Collectors.toList());
builder.operations(operations);
return builder.build();
}
public GetRequest documentGetRequest(String id, @Nullable String routing, IndexCoordinates indexCoordinates,
boolean forExistsRequest) {
Assert.notNull(id, "id must not be null");
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
return GetRequest.of(grb -> {
grb //
.index(indexCoordinates.getIndexName()) //
.id(id) //
.routing(routing);
if (forExistsRequest) {
grb.source(scp -> scp.fetch(false));
}
return grb;
});
}
public <T> MgetRequest documentMgetRequest(Query query, Class<T> clazz, IndexCoordinates index) {
Assert.notNull(query, "query must not be null");
Assert.notNull(clazz, "clazz must not be null");
Assert.notNull(index, "index must not be null");
if (query.getIdsWithRouting().isEmpty()) {
throw new IllegalArgumentException("query does not contain any ids");
}
elasticsearchConverter.updateQuery(query, clazz); // to get the SourceConfig right
SourceConfig sourceConfig = getSourceConfig(query);
List<MultiGetOperation> multiGetOperations = query.getIdsWithRouting().stream()
.map(idWithRouting -> MultiGetOperation.of(mgo -> mgo //
.index(index.getIndexName()) //
.id(idWithRouting.id()) //
.routing(idWithRouting.routing()) //
.source(sourceConfig)))
.collect(Collectors.toList());
return MgetRequest.of(mg -> mg//
.docs(multiGetOperations));
}
public co.elastic.clients.elasticsearch.core.ReindexRequest reindex(ReindexRequest reindexRequest,
boolean waitForCompletion) {
Assert.notNull(reindexRequest, "reindexRequest must not be null");
co.elastic.clients.elasticsearch.core.ReindexRequest.Builder builder = new co.elastic.clients.elasticsearch.core.ReindexRequest.Builder();
builder //
.source(s -> {
ReindexRequest.Source source = reindexRequest.getSource();
s.index(Arrays.asList(source.getIndexes().getIndexNames())) //
.size(source.getSize());
ReindexRequest.Slice slice = source.getSlice();
if (slice != null) {
s.slice(sl -> sl.id(slice.getId()).max(slice.getMax()));
}
if (source.getQuery() != null) {
s.query(getQuery(source.getQuery(), null));
}
if (source.getRemote() != null) {
Remote remote = source.getRemote();
s.remote(rs -> {
StringBuilder sb = new StringBuilder(remote.getScheme());
sb.append("://");
sb.append(remote.getHost());
sb.append(":");
sb.append(remote.getPort());
if (remote.getPathPrefix() != null) {
sb.append("");
sb.append(remote.getPathPrefix());
}
String socketTimeoutSecs = remote.getSocketTimeout() != null
? remote.getSocketTimeout().getSeconds() + "s"
: "30s";
String connectTimeoutSecs = remote.getConnectTimeout() != null
? remote.getConnectTimeout().getSeconds() + "s"
: "30s";
return rs //
.host(sb.toString()) //
.username(remote.getUsername()) //
.password(remote.getPassword()) //
.socketTimeout(tv -> tv.time(socketTimeoutSecs)) //
.connectTimeout(tv -> tv.time(connectTimeoutSecs));
});
}
SourceFilter sourceFilter = source.getSourceFilter();
if (sourceFilter != null) {
s.sourceFields(Arrays.asList(sourceFilter.getIncludes()));
}
return s;
}) //
.dest(d -> {
ReindexRequest.Dest dest = reindexRequest.getDest();
return d //
.index(dest.getIndex().getIndexName()) //
.versionType(TypeUtils.versionType(dest.getVersionType())) //
.opType(TypeUtils.opType(dest.getOpType()));
} //
);
if (reindexRequest.getConflicts() != null) {
builder.conflicts(TypeUtils.conflicts(reindexRequest.getConflicts()));
}
ReindexRequest.Script script = reindexRequest.getScript();
if (script != null) {
builder.script(s -> s.inline(InlineScript.of(i -> i.lang(script.getLang()).source(script.getSource()))));
}
builder.timeout(time(reindexRequest.getTimeout())) //
.scroll(time(reindexRequest.getScroll()));
if (reindexRequest.getWaitForActiveShards() != null) {
builder.waitForActiveShards(wfas -> wfas //
.count(TypeUtils.waitForActiveShardsCount(reindexRequest.getWaitForActiveShards())));
}
builder //
.maxDocs(reindexRequest.getMaxDocs()).waitForCompletion(waitForCompletion) //
.refresh(reindexRequest.getRefresh()) //
.requireAlias(reindexRequest.getRequireAlias()) //
.requestsPerSecond(reindexRequest.getRequestsPerSecond()) //
.slices(slices(reindexRequest.getSlices()));
return builder.build();
}
public DeleteRequest documentDeleteRequest(String id, @Nullable String routing, IndexCoordinates index,
@Nullable RefreshPolicy refreshPolicy) {
Assert.notNull(id, "id must not be null");
Assert.notNull(index, "index must not be null");
return DeleteRequest.of(r -> {
r.id(id).index(index.getIndexName());
if (routing != null) {
r.routing(routing);
}
r.refresh(TypeUtils.refresh(refreshPolicy));
return r;
});
}
public DeleteByQueryRequest documentDeleteByQueryRequest(Query query, Class<?> clazz, IndexCoordinates index,
@Nullable RefreshPolicy refreshPolicy) {
Assert.notNull(query, "query must not be null");
Assert.notNull(index, "index must not be null");
return DeleteByQueryRequest.of(b -> {
b.index(Arrays.asList(index.getIndexNames())) //
.query(getQuery(query, clazz))//
.refresh(deleteByQueryRefresh(refreshPolicy));
if (query.isLimiting()) {
// noinspection ConstantConditions
b.maxDocs(Long.valueOf(query.getMaxResults()));
}
b.scroll(time(query.getScrollTime()));
if (query.getRoute() != null) {
b.routing(query.getRoute());
}
return b;
});
}
public UpdateRequest<Document, ?> documentUpdateRequest(UpdateQuery query, IndexCoordinates index,
@Nullable RefreshPolicy refreshPolicy, @Nullable String routing) {
String indexName = query.getIndexName() != null ? query.getIndexName() : index.getIndexName();
return UpdateRequest.of(uqb -> {
uqb.index(indexName).id(query.getId());
if (query.getScript() != null) {
Map<String, JsonData> params = new HashMap<>();
if (query.getParams() != null) {
query.getParams().forEach((key, value) -> params.put(key, JsonData.of(value, jsonpMapper)));
}
uqb.script(sb -> {
if (query.getScriptType() == ScriptType.INLINE) {
sb.inline(is -> is //
.lang(query.getLang()) //
.source(query.getScript()) //
.params(params)); //
} else if (query.getScriptType() == ScriptType.STORED) {
sb.stored(ss -> ss //
.id(query.getScript()) //
.params(params) //
);
}
return sb;
}
);
}
uqb //
.doc(query.getDocument()) //
.upsert(query.getUpsert()) //
.routing(query.getRouting() != null ? query.getRouting() : routing) //
.scriptedUpsert(query.getScriptedUpsert()) //
.docAsUpsert(query.getDocAsUpsert()) //
.ifSeqNo(query.getIfSeqNo() != null ? Long.valueOf(query.getIfSeqNo()) : null) //
.ifPrimaryTerm(query.getIfPrimaryTerm() != null ? Long.valueOf(query.getIfPrimaryTerm()) : null) //
.refresh(TypeUtils.refresh(refreshPolicy)) //
.retryOnConflict(query.getRetryOnConflict()) //
;
if (query.getFetchSource() != null) {
uqb.source(sc -> sc.fetch(query.getFetchSource()));
}
if (query.getFetchSourceIncludes() != null || query.getFetchSourceExcludes() != null) {
List<String> includes = query.getFetchSourceIncludes() != null ? query.getFetchSourceIncludes()
: Collections.emptyList();
List<String> excludes = query.getFetchSourceExcludes() != null ? query.getFetchSourceExcludes()
: Collections.emptyList();
uqb.source(sc -> sc.filter(sf -> sf.includes(includes).excludes(excludes)));
}
if (query.getTimeout() != null) {
uqb.timeout(tv -> tv.time(query.getTimeout()));
}
String waitForActiveShards = query.getWaitForActiveShards();
if (waitForActiveShards != null) {
if ("all".equalsIgnoreCase(waitForActiveShards)) {
uqb.waitForActiveShards(wfa -> wfa.option(WaitForActiveShardOptions.All));
} else {
int val;
try {
val = Integer.parseInt(waitForActiveShards);
} catch (NumberFormatException var3) {
throw new IllegalArgumentException("cannot parse ActiveShardCount[" + waitForActiveShards + "]", var3);
}
uqb.waitForActiveShards(wfa -> wfa.count(val));
}
}
return uqb;
} //
);
}
public UpdateByQueryRequest documentUpdateByQueryRequest(UpdateQuery updateQuery, IndexCoordinates index,
@Nullable RefreshPolicy refreshPolicy) {
return UpdateByQueryRequest.of(ub -> {
ub //
.index(Arrays.asList(index.getIndexNames())) //
.refresh(refreshPolicy == RefreshPolicy.IMMEDIATE) //
.routing(updateQuery.getRouting()) //
.script(getScript(updateQuery.getScriptData())) //
.maxDocs(updateQuery.getMaxDocs() != null ? Long.valueOf(updateQuery.getMaxDocs()) : null) //
.pipeline(updateQuery.getPipeline()) //
.requestsPerSecond(
updateQuery.getRequestsPerSecond() != null ? updateQuery.getRequestsPerSecond().longValue() : null) //
.slices(slices(updateQuery.getSlices() != null ? Long.valueOf(updateQuery.getSlices()) : null));
if (updateQuery.getAbortOnVersionConflict() != null) {
ub.conflicts(updateQuery.getAbortOnVersionConflict() ? Conflicts.Abort : Conflicts.Proceed);
}
if (updateQuery.getQuery() != null) {
Query queryQuery = updateQuery.getQuery();
if (updateQuery.getBatchSize() != null) {
((BaseQuery) queryQuery).setMaxResults(updateQuery.getBatchSize());
}
ub.query(getQuery(queryQuery, null));
// no indicesOptions available like in old client
ub.scroll(time(queryQuery.getScrollTime()));
}
// no maxRetries available like in old client
// no shouldStoreResult
if (updateQuery.getRefreshPolicy() != null) {
ub.refresh(updateQuery.getRefreshPolicy() == RefreshPolicy.IMMEDIATE);
}
if (updateQuery.getTimeout() != null) {
ub.timeout(tb -> tb.time(updateQuery.getTimeout()));
}
if (updateQuery.getWaitForActiveShards() != null) {
ub.waitForActiveShards(w -> w.count(TypeUtils.waitForActiveShardsCount(updateQuery.getWaitForActiveShards())));
}
return ub;
});
}
// endregion
// region search
public <T> SearchRequest searchRequest(Query query, @Nullable Class<T> clazz, IndexCoordinates indexCoordinates,
boolean forCount, long scrollTimeInMillis) {
return searchRequest(query, clazz, indexCoordinates, forCount, true, scrollTimeInMillis);
}
public <T> SearchRequest searchRequest(Query query, @Nullable Class<T> clazz, IndexCoordinates indexCoordinates,
boolean forCount, boolean useScroll) {
return searchRequest(query, clazz, indexCoordinates, forCount, useScroll, null);
}
public <T> SearchRequest searchRequest(Query query, @Nullable Class<T> clazz, IndexCoordinates indexCoordinates,
boolean forCount, boolean useScroll, @Nullable Long scrollTimeInMillis) {
String[] indexNames = indexCoordinates.getIndexNames();
Assert.notNull(query, "query must not be null");
Assert.notNull(indexCoordinates, "indexCoordinates must not be null");
elasticsearchConverter.updateQuery(query, clazz);
SearchRequest.Builder builder = new SearchRequest.Builder();
prepareSearchRequest(query, clazz, indexCoordinates, builder, forCount, useScroll);
if (scrollTimeInMillis != null) {
builder.scroll(t -> t.time(scrollTimeInMillis + "ms"));
}
builder.query(getQuery(query, clazz));
addFilter(query, builder);
return builder.build();
}
public MsearchRequest searchMsearchRequest(
List<ElasticsearchTemplate.MultiSearchQueryParameter> multiSearchQueryParameters) {
// basically the same stuff as in prepareSearchRequest, but the new Elasticsearch has different builders for a
// normal search and msearch
return MsearchRequest.of(mrb -> {
multiSearchQueryParameters.forEach(param -> {
ElasticsearchPersistentEntity<?> persistentEntity = getPersistentEntity(param.clazz());
var query = param.query();
mrb.searches(sb -> sb //
.header(h -> {
h //
.index(Arrays.asList(param.index().getIndexNames())) //
.routing(query.getRoute()) //
.searchType(searchType(query.getSearchType())) //
.requestCache(query.getRequestCache()) //
;
if (query.getPreference() != null) {
h.preference(query.getPreference());
}
return h;
}) //
.body(bb -> {
bb //
.query(getQuery(query, param.clazz()))//
.seqNoPrimaryTerm(persistentEntity != null ? persistentEntity.hasSeqNoPrimaryTermProperty() : null) //
.version(true) //
.trackScores(query.getTrackScores()) //
.source(getSourceConfig(query)) //
.timeout(timeStringMs(query.getTimeout())) //
;
if (query.getPageable().isPaged()) {
bb //
.from((int) query.getPageable().getOffset()) //
.size(query.getPageable().getPageSize());
}
if (!isEmpty(query.getFields())) {
bb.fields(fb -> {
query.getFields().forEach(fb::field);
return fb;
});
}
if (!isEmpty(query.getStoredFields())) {
bb.storedFields(query.getStoredFields());
}
if (query.isLimiting()) {
bb.size(query.getMaxResults());
}
if (query.getMinScore() > 0) {
bb.minScore((double) query.getMinScore());
}
if (query.getSort() != null) {
List<SortOptions> sortOptions = getSortOptions(query.getSort(), persistentEntity);
if (!sortOptions.isEmpty()) {
bb.sort(sortOptions);
}
}
addHighlight(query, bb);
if (query.getExplain()) {
bb.explain(true);
}
if (!isEmpty(query.getSearchAfter())) {
bb.searchAfter(query.getSearchAfter().stream().map(Object::toString).collect(Collectors.toList()));
}
query.getRescorerQueries().forEach(rescorerQuery -> bb.rescore(getRescore(rescorerQuery)));
if (!query.getRuntimeFields().isEmpty()) {
Map<String, List<RuntimeField>> runtimeMappings = new HashMap<>();
query.getRuntimeFields().forEach(runtimeField -> {
RuntimeField esRuntimeField = RuntimeField.of(rt -> {
RuntimeField.Builder builder = rt
.type(RuntimeFieldType._DESERIALIZER.parse(runtimeField.getType()));
String script = runtimeField.getScript();
if (script != null) {
builder = builder.script(s -> s.inline(is -> is.source(script)));
}
return builder;
});
runtimeMappings.put(runtimeField.getName(), Collections.singletonList(esRuntimeField));
});
bb.runtimeMappings(runtimeMappings);
}
if (!isEmpty(query.getIndicesBoost())) {
Map<String, Double> boosts = new LinkedHashMap<>();
query.getIndicesBoost()
.forEach(indexBoost -> boosts.put(indexBoost.getIndexName(), (double) indexBoost.getBoost()));
// noinspection unchecked
bb.indicesBoost(boosts);
}
if (query instanceof NativeQuery) {
prepareNativeSearch((NativeQuery) query, bb);
}
return bb;
} //
) //
);
});
return mrb;
});
}
private <T> void prepareSearchRequest(Query query, @Nullable Class<T> clazz, IndexCoordinates indexCoordinates,
SearchRequest.Builder builder, boolean forCount, boolean useScroll) {
String[] indexNames = indexCoordinates.getIndexNames();
Assert.notEmpty(indexNames, "indexCoordinates does not contain entries");
ElasticsearchPersistentEntity<?> persistentEntity = getPersistentEntity(clazz);
builder //
.index(Arrays.asList(indexNames)) //
.version(true) //
.trackScores(query.getTrackScores());
if (persistentEntity != null && persistentEntity.hasSeqNoPrimaryTermProperty()) {
builder.seqNoPrimaryTerm(true);
}
if (query.getPageable().isPaged()) {
builder //
.from((int) query.getPageable().getOffset()) //
.size(query.getPageable().getPageSize());
} else {
builder.from(0).size(INDEX_MAX_RESULT_WINDOW);
}
builder.source(getSourceConfig(query));
if (!isEmpty(query.getFields())) {
builder.fields(fb -> {
query.getFields().forEach(fb::field);
return fb;
});
}
if (!isEmpty(query.getStoredFields())) {
builder.storedFields(query.getStoredFields());
}
if (query.getIndicesOptions() != null) {
// new Elasticsearch client does not support the old Indices options, need to be adapted
}
if (query.isLimiting()) {
builder.size(query.getMaxResults());
}
if (query.getMinScore() > 0) {
builder.minScore((double) query.getMinScore());
}
if (query.getPreference() != null) {
builder.preference(query.getPreference());
}
builder.searchType(searchType(query.getSearchType()));
if (query.getSort() != null) {
List<SortOptions> sortOptions = getSortOptions(query.getSort(), persistentEntity);
if (!sortOptions.isEmpty()) {
builder.sort(sortOptions);
}
}
addHighlight(query, builder);
if (query instanceof NativeQuery) {
prepareNativeSearch((NativeQuery) query, builder);
}
if (query.getTrackTotalHits() != null) {
// logic from the RHLC, choose between -1 and Integer.MAX_VALUE
int value = query.getTrackTotalHits() ? Integer.MAX_VALUE : -1;
builder.trackTotalHits(th -> th.count(value));
} else if (query.getTrackTotalHitsUpTo() != null) {
builder.trackTotalHits(th -> th.count(query.getTrackTotalHitsUpTo()));
}
if (query.getRoute() != null) {
builder.routing(query.getRoute());
}
builder.timeout(timeStringMs(query.getTimeout()));
if (query.getExplain()) {
builder.explain(true);
}
if (!isEmpty(query.getSearchAfter())) {
builder.searchAfter(query.getSearchAfter().stream().map(Object::toString).collect(Collectors.toList()));
}
query.getRescorerQueries().forEach(rescorerQuery -> builder.rescore(getRescore(rescorerQuery)));
builder.requestCache(query.getRequestCache());
if (!query.getRuntimeFields().isEmpty()) {
Map<String, List<RuntimeField>> runtimeMappings = new HashMap<>();
query.getRuntimeFields()
.forEach(runtimeField -> runtimeMappings.put(runtimeField.getName(),
Collections.singletonList(RuntimeField.of(rt -> rt //
.type(RuntimeFieldType._DESERIALIZER.parse(runtimeField.getType())) //
.script(s -> s.inline(is -> is.source(runtimeField.getScript())))))));
builder.runtimeMappings(runtimeMappings);
}
if (forCount) {
builder.size(0) //
.trackTotalHits(th -> th.count(Integer.MAX_VALUE)) //
.source(SourceConfig.of(sc -> sc.fetch(false)));
} else if (useScroll) {
// request_cache is not allowed on scroll requests.
builder.requestCache(null);
Duration scrollTimeout = query.getScrollTime() != null ? query.getScrollTime() : Duration.ofMinutes(1);
builder.scroll(time(scrollTimeout));
// limit the number of documents in a batch
builder.size(500);
}
if (!isEmpty(query.getIndicesBoost())) {
Map<String, Double> boosts = new LinkedHashMap<>();
query.getIndicesBoost()
.forEach(indexBoost -> boosts.put(indexBoost.getIndexName(), (double) indexBoost.getBoost()));
// noinspection unchecked
builder.indicesBoost(boosts);
}
}
private Rescore getRescore(RescorerQuery rescorerQuery) {
return Rescore.of(r -> r //
.query(rq -> rq //
.query(getQuery(rescorerQuery.getQuery(), null)) //
.scoreMode(TypeUtils.scoreMode(rescorerQuery.getScoreMode())) //
.queryWeight(rescorerQuery.getQueryWeight() != null ? Double.valueOf(rescorerQuery.getQueryWeight()) : 1.0) //
.rescoreQueryWeight(
rescorerQuery.getRescoreQueryWeight() != null ? Double.valueOf(rescorerQuery.getRescoreQueryWeight())
: 1.0) //
) //
.windowSize(rescorerQuery.getWindowSize()));
}
private void addHighlight(Query query, SearchRequest.Builder builder) {
Highlight highlight = query.getHighlightQuery()
.map(highlightQuery -> new HighlightQueryBuilder(elasticsearchConverter.getMappingContext())
.getHighlight(highlightQuery.getHighlight(), highlightQuery.getType()))
.orElse(null);
builder.highlight(highlight);
}
private void addHighlight(Query query, MultisearchBody.Builder builder) {
Highlight highlight = query.getHighlightQuery()
.map(highlightQuery -> new HighlightQueryBuilder(elasticsearchConverter.getMappingContext())
.getHighlight(highlightQuery.getHighlight(), highlightQuery.getType()))
.orElse(null);
builder.highlight(highlight);
}
private List<SortOptions> getSortOptions(Sort sort, @Nullable ElasticsearchPersistentEntity<?> persistentEntity) {
return sort.stream().map(order -> getSortOptions(order, persistentEntity)).collect(Collectors.toList());
}
private SortOptions getSortOptions(Sort.Order order, @Nullable ElasticsearchPersistentEntity<?> persistentEntity) {
SortOrder sortOrder = order.getDirection().isDescending() ? SortOrder.Desc : SortOrder.Asc;
Order.Mode mode = Order.DEFAULT_MODE;
String unmappedType = null;
if (order instanceof Order o) {
mode = o.getMode();
unmappedType = o.getUnmappedType();
}
if (SortOptions.Kind.Score.jsonValue().equals(order.getProperty())) {
return SortOptions.of(so -> so.score(s -> s.order(sortOrder)));
} else {
ElasticsearchPersistentProperty property = (persistentEntity != null) //
? persistentEntity.getPersistentProperty(order.getProperty()) //
: null;
String fieldName = property != null ? property.getFieldName() : order.getProperty();
Order.Mode finalMode = mode;
if (order instanceof GeoDistanceOrder geoDistanceOrder) {
return SortOptions.of(so -> so //
.geoDistance(gd -> gd //
.field(fieldName) //
.location(loc -> loc.latlon(QueryBuilders.latLon(geoDistanceOrder.getGeoPoint())))//
.distanceType(TypeUtils.geoDistanceType(geoDistanceOrder.getDistanceType()))
.mode(TypeUtils.sortMode(finalMode)) //
.unit(TypeUtils.distanceUnit(geoDistanceOrder.getUnit())) //
.ignoreUnmapped(geoDistanceOrder.getIgnoreUnmapped())));
} else {
String missing = (order.getNullHandling() == Sort.NullHandling.NULLS_FIRST) ? "_first"
: ((order.getNullHandling() == Sort.NullHandling.NULLS_LAST) ? "_last" : null);
String finalUnmappedType = unmappedType;
return SortOptions.of(so -> so //
.field(f -> {
f.field(fieldName) //
.order(sortOrder) //
.mode(TypeUtils.sortMode(finalMode));
if (finalUnmappedType != null) {
FieldType fieldType = TypeUtils.fieldType(finalUnmappedType);
if (fieldType != null) {
f.unmappedType(fieldType);
}
}
if (missing != null) {
f.missing(fv -> fv //
.stringValue(missing));
}
return f;
}));
}
}
}
@SuppressWarnings("DuplicatedCode")
private void prepareNativeSearch(NativeQuery query, SearchRequest.Builder builder) {
query.getScriptedFields().forEach(scriptedField -> builder.scriptFields(scriptedField.getFieldName(),
sf -> sf.script(getScript(scriptedField.getScriptData()))));
builder //
.suggest(query.getSuggester()) //
.collapse(query.getFieldCollapse()) //
.sort(query.getSortOptions());
if (!isEmpty(query.getAggregations())) {
builder.aggregations(query.getAggregations());
}
// todo #2150 searchExt, currently not supported by the new client
}
@SuppressWarnings("DuplicatedCode")
private void prepareNativeSearch(NativeQuery query, MultisearchBody.Builder builder) {
query.getScriptedFields().forEach(scriptedField -> builder.scriptFields(scriptedField.getFieldName(),
sf -> sf.script(getScript(scriptedField.getScriptData()))));
builder //
.suggest(query.getSuggester()) //
.collapse(query.getFieldCollapse()) //
.sort(query.getSortOptions());
if (!isEmpty(query.getAggregations())) {
builder.aggregations(query.getAggregations());
}
// todo #2150 searchExt, currently not supported by the new client
}
@Nullable
private co.elastic.clients.elasticsearch._types.query_dsl.Query getQuery(@Nullable Query query,
@Nullable Class<?> clazz) {
if (query == null) {
return null;
}
elasticsearchConverter.updateQuery(query, clazz);
co.elastic.clients.elasticsearch._types.query_dsl.Query esQuery = null;
if (query instanceof CriteriaQuery) {
esQuery = CriteriaQueryProcessor.createQuery(((CriteriaQuery) query).getCriteria());
} else if (query instanceof StringQuery) {
esQuery = QueryBuilders.wrapperQueryAsQuery(((StringQuery) query).getSource());
} else if (query instanceof NativeQuery nativeQuery) {
if (nativeQuery.getQuery() != null) {
esQuery = nativeQuery.getQuery();
}
} else {
throw new IllegalArgumentException("unhandled Query implementation " + query.getClass().getName());
}
return esQuery;
}
private void addFilter(Query query, SearchRequest.Builder builder) {
if (query instanceof CriteriaQuery) {
CriteriaFilterProcessor.createQuery(((CriteriaQuery) query).getCriteria()).ifPresent(builder::postFilter);
} else if (query instanceof StringQuery) {
// no filter for StringQuery
} else if (query instanceof NativeQuery) {
builder.postFilter(((NativeQuery) query).getFilter());
} else {
throw new IllegalArgumentException("unhandled Query implementation " + query.getClass().getName());
}
}
public co.elastic.clients.elasticsearch._types.query_dsl.MoreLikeThisQuery moreLikeThisQuery(MoreLikeThisQuery query,
IndexCoordinates index) {
Assert.notNull(query, "query must not be null");
Assert.notNull(index, "index must not be null");
co.elastic.clients.elasticsearch._types.query_dsl.MoreLikeThisQuery moreLikeThisQuery = co.elastic.clients.elasticsearch._types.query_dsl.MoreLikeThisQuery
.of(q -> {
q.like(Like.of(l -> l.document(ld -> ld.index(index.getIndexName()).id(query.getId()))))
.fields(query.getFields());
if (query.getMinTermFreq() != null) {
q.minTermFreq(query.getMinTermFreq());
}
if (query.getMaxQueryTerms() != null) {
q.maxQueryTerms(query.getMaxQueryTerms());
}
if (!isEmpty(query.getStopWords())) {
q.stopWords(query.getStopWords());
}
if (query.getMinDocFreq() != null) {
q.minDocFreq(query.getMinDocFreq());
}
if (query.getMaxDocFreq() != null) {
q.maxDocFreq(query.getMaxDocFreq());
}
if (query.getMinWordLen() != null) {
q.minWordLength(query.getMinWordLen());
}
if (query.getMaxWordLen() != null) {
q.maxWordLength(query.getMaxWordLen());
}
if (query.getBoostTerms() != null) {
q.boostTerms(Double.valueOf(query.getBoostTerms()));
}
return q;
});
return moreLikeThisQuery;
}
// endregion
// region helper functions
public <T> T fromJson(String json, JsonpDeserializer<T> deserializer) {
Assert.notNull(json, "json must not be null");
Assert.notNull(deserializer, "deserializer must not be null");
ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(json.getBytes(StandardCharsets.UTF_8));
return fromJson(byteArrayInputStream, deserializer);
}
public <T> T fromJson(ByteArrayInputStream byteArrayInputStream, JsonpDeserializer<T> deserializer) {
Assert.notNull(byteArrayInputStream, "byteArrayInputStream must not be null");
Assert.notNull(deserializer, "deserializer must not be null");
JsonParser parser = jsonpMapper.jsonProvider().createParser(byteArrayInputStream);
return deserializer.deserialize(parser, jsonpMapper);
}
@Nullable
private ElasticsearchPersistentEntity<?> getPersistentEntity(Object entity) {
return elasticsearchConverter.getMappingContext().getPersistentEntity(entity.getClass());
}
@Nullable
private ElasticsearchPersistentEntity<?> getPersistentEntity(@Nullable Class<?> clazz) {
return clazz != null ? elasticsearchConverter.getMappingContext().getPersistentEntity(clazz) : null;
}
@Nullable
private String getPersistentEntityId(Object entity) {
ElasticsearchPersistentEntity<?> persistentEntity = getPersistentEntity(entity);
if (persistentEntity != null) {
Object identifier = persistentEntity //
.getIdentifierAccessor(entity).getIdentifier();
if (identifier != null) {
return identifier.toString();
}
}
return null;
}
private VersionType retrieveVersionTypeFromPersistentEntity(@Nullable Class<?> clazz) {
ElasticsearchPersistentEntity<?> persistentEntity = getPersistentEntity(clazz);
VersionType versionType = null;
if (persistentEntity != null) {
org.springframework.data.elasticsearch.annotations.Document.VersionType entityVersionType = persistentEntity
.getVersionType();
if (entityVersionType != null) {
versionType = switch (entityVersionType) {
case INTERNAL -> VersionType.Internal;
case EXTERNAL -> VersionType.External;
case EXTERNAL_GTE -> VersionType.ExternalGte;
case FORCE -> VersionType.Force;
};
}
}
return versionType != null ? versionType : VersionType.External;
}
@Nullable
private SourceConfig getSourceConfig(Query query) {
if (query.getSourceFilter() != null) {
return SourceConfig.of(s -> s //
.filter(sfb -> {
SourceFilter sourceFilter = query.getSourceFilter();
String[] includes = sourceFilter.getIncludes();
String[] excludes = sourceFilter.getExcludes();
if (includes != null) {
sfb.includes(Arrays.asList(includes));
}
if (excludes != null) {
sfb.excludes(Arrays.asList(excludes));
}
return sfb;
}));
} else {
return null;
}
}
@Nullable
static Boolean deleteByQueryRefresh(@Nullable RefreshPolicy refreshPolicy) {
if (refreshPolicy == null) {
return null;
}
return switch (refreshPolicy) {
case IMMEDIATE -> true;
case WAIT_UNTIL -> null;
case NONE -> false;
};
}
// endregion
}
相关信息
spring-data-elasticsearch 源码目录
相关文章
spring-data-elasticsearch Aggregation 源码
spring-data-elasticsearch AutoCloseableElasticsearchClient 源码
spring-data-elasticsearch ChildTemplate 源码
spring-data-elasticsearch ClusterTemplate 源码
spring-data-elasticsearch CriteriaFilterProcessor 源码
spring-data-elasticsearch CriteriaQueryException 源码
spring-data-elasticsearch CriteriaQueryProcessor 源码
spring-data-elasticsearch DocumentAdapters 源码
1
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
8、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦