org.springframework.data.elasticsearch.core

Class ReactiveElasticsearchTemplate

java.lang.Object

org.springframework.data.elasticsearch.core.AbstractReactiveElasticsearchTemplate

org.springframework.data.elasticsearch.core.ReactiveElasticsearchTemplate

All Implemented Interfaces:

Aware, ApplicationContextAware, ReactiveDocumentOperations, ReactiveElasticsearchOperations, ReactiveSearchOperations

public class ReactiveElasticsearchTemplate
extends AbstractReactiveElasticsearchTemplate

Since:

3.2

Author:

Christoph Strobl, Mark Paluch, Farid Azaza, Martin Choraine, Peter-Josef Meisch, Mathias Teier, Aleksei Arsenev, Roman Puchkovskiy, Russell Parry, Thomas Geese, Farid Faoudi, Sijia Liu

Nested Class Summary

Nested classes/interfaces inherited from class org.springframework.data.elasticsearch.core.AbstractReactiveElasticsearchTemplate

AbstractReactiveElasticsearchTemplate.DocumentCallback<T>, AbstractReactiveElasticsearchTemplate.Entities<T>, AbstractReactiveElasticsearchTemplate.IndexResponseMetaData, AbstractReactiveElasticsearchTemplate.ReadDocumentCallback<T>, AbstractReactiveElasticsearchTemplate.ReadSearchDocumentCallback<T>, AbstractReactiveElasticsearchTemplate.SearchDocumentCallback<T>

Nested classes/interfaces inherited from interface org.springframework.data.elasticsearch.core.ReactiveElasticsearchOperations

ReactiveElasticsearchOperations.ClientCallback<T extends org.reactivestreams.Publisher<?>>, ReactiveElasticsearchOperations.ClusterClientCallback<T extends org.reactivestreams.Publisher<?>>, ReactiveElasticsearchOperations.IndicesClientCallback<T extends org.reactivestreams.Publisher<?>>

Field Summary

Fields

Modifier and Type	Field and Description
protected org.springframework.data.elasticsearch.core.RequestFactory	requestFactory

Fields inherited from class org.springframework.data.elasticsearch.core.AbstractReactiveElasticsearchTemplate

converter, entityCallbacks, entityOperations, mappingContext, QUERY_LOGGER, refreshPolicy, routingResolver

Constructor Summary

Constructors

Constructor and Description
ReactiveElasticsearchTemplate(ReactiveElasticsearchClient client)
ReactiveElasticsearchTemplate(ReactiveElasticsearchClient client, ElasticsearchConverter converter)

Method Summary

Modifier and Type	Method and Description
reactor.core.publisher.Flux<AggregationContainer<?>>	aggregate(Query query, Class<?> entityType, IndexCoordinates index) Perform an aggregation specified by the given query.
reactor.core.publisher.Mono<Void>	bulkUpdate(List<UpdateQuery> queries, BulkOptions bulkOptions, IndexCoordinates index) Bulk update all objects.
protected reactor.core.publisher.Mono<org.elasticsearch.action.bulk.BulkResponse>	checkForBulkOperationFailure(org.elasticsearch.action.bulk.BulkResponse bulkResponse)
ReactiveClusterOperations	cluster() return a ReactiveClusterOperations instance that uses the same client communication setup as this ElasticsearchOperations instance.
reactor.core.publisher.Mono<ByQueryResponse>	delete(Query query, Class<?> entityType, IndexCoordinates index) Delete the documents matching the given Query extracting index from entity metadata.
protected reactor.core.publisher.Flux<AggregationContainer<?>>	doAggregate(org.elasticsearch.action.search.SearchRequest request) Customization hook on the actual execution result Publisher.
protected reactor.core.publisher.Flux<org.elasticsearch.action.bulk.BulkItemResponse>	doBulkOperation(List<?> queries, BulkOptions bulkOptions, IndexCoordinates index)
protected ReactiveElasticsearchTemplate	doCopy()
protected reactor.core.publisher.Mono<Long>	doCount(Query query, Class<?> entityType, IndexCoordinates index)
protected reactor.core.publisher.Mono<Long>	doCount(org.elasticsearch.action.search.SearchRequest request) Customization hook on the actual execution result Publisher.
protected reactor.core.publisher.Mono<String>	doDelete(org.elasticsearch.action.delete.DeleteRequest request) Customization hook on the actual execution result Publisher.
protected reactor.core.publisher.Mono<org.elasticsearch.index.reindex.BulkByScrollResponse>	doDeleteBy(org.elasticsearch.index.reindex.DeleteByQueryRequest request) Customization hook on the actual execution result Publisher.
protected reactor.core.publisher.Mono<org.elasticsearch.index.reindex.BulkByScrollResponse>	doDeleteBy(Query query, Class<?> entityType, IndexCoordinates index)
protected reactor.core.publisher.Mono<String>	doDeleteById(String id, String routing, IndexCoordinates index)
protected reactor.core.publisher.Mono<Boolean>	doExists(org.elasticsearch.action.get.GetRequest request) Customization hook on the actual execution result Publisher.
protected reactor.core.publisher.Mono<Boolean>	doExists(String id, IndexCoordinates index)
protected reactor.core.publisher.Flux<SearchDocument>	doFind(Query query, Class<?> clazz, IndexCoordinates index)
protected reactor.core.publisher.Flux<SearchDocument>	doFind(org.elasticsearch.action.search.SearchRequest request) Customization hook on the actual execution result Publisher.
protected <T> reactor.core.publisher.Mono<SearchDocumentResponse>	doFindForResponse(Query query, Class<?> clazz, IndexCoordinates index)
protected <T> reactor.core.publisher.Mono<SearchDocumentResponse>	doFindForResponse(org.elasticsearch.action.search.SearchRequest request, SearchDocumentResponse.EntityCreator<T> entityCreator) Customization hook on the actual execution result Mono.
protected reactor.core.publisher.Mono<org.elasticsearch.index.get.GetResult>	doGet(org.elasticsearch.action.get.GetRequest request) Customization hook on the actual execution result Publisher.
protected reactor.core.publisher.Mono<org.elasticsearch.action.index.IndexResponse>	doIndex(org.elasticsearch.action.index.IndexRequest request) Customization hook on the actual execution result Publisher.
protected <T> reactor.core.publisher.Mono<reactor.util.function.Tuple2<T,AbstractReactiveElasticsearchTemplate.IndexResponseMetaData>>	doIndex(T entity, IndexCoordinates index)
protected reactor.core.publisher.Flux<SearchDocument>	doScroll(org.elasticsearch.action.search.SearchRequest request) Customization hook on the actual execution result Publisher.
<T> org.reactivestreams.Publisher<T>	execute(ReactiveElasticsearchOperations.ClientCallback<org.reactivestreams.Publisher<T>> callback) Execute within a ReactiveElasticsearchOperations.ClientCallback managing resources and translating errors.
<T> org.reactivestreams.Publisher<T>	executeWithClusterClient(ReactiveElasticsearchOperations.ClusterClientCallback<org.reactivestreams.Publisher<T>> callback) Execute within a ReactiveElasticsearchOperations.ClusterClientCallback managing resources and translating errors.
<T> org.reactivestreams.Publisher<T>	executeWithIndicesClient(ReactiveElasticsearchOperations.IndicesClientCallback<org.reactivestreams.Publisher<T>> callback) Execute within a ReactiveElasticsearchOperations.IndicesClientCallback managing resources and translating errors.
<T> reactor.core.publisher.Mono<T>	get(String id, Class<T> entityType, IndexCoordinates index) Fetch the entity with given id.
protected ReactiveElasticsearchClient	getClient() Obtain the ReactiveElasticsearchClient to operate upon.
protected ReactiveElasticsearchClient.Cluster	getClusterClient() Obtain the ReactiveElasticsearchClient.Cluster to operate upon.
protected reactor.core.publisher.Mono<String>	getClusterVersion()
protected ReactiveElasticsearchClient.Indices	getIndicesClient() Obtain the ReactiveElasticsearchClient.Indices to operate upon.
protected reactor.core.publisher.Mono<String>	getRuntimeLibraryVersion()
protected reactor.core.publisher.Mono<String>	getVendor()
Query	idsQuery(List<String> ids) Creates a Query to find get all documents with given ids.
ReactiveIndexOperations	indexOps(Class<?> clazz) Creates a ReactiveIndexOperations that is bound to the given class
ReactiveIndexOperations	indexOps(IndexCoordinates index) Creates a ReactiveIndexOperations that is bound to the given index
Query	matchAllQuery() Creates a Query to find all documents.
<T> reactor.core.publisher.Flux<MultiGetItem<T>>	multiGet(Query query, Class<T> clazz, IndexCoordinates index) Execute a multiGet against elasticsearch for the given ids.
protected org.elasticsearch.index.reindex.DeleteByQueryRequest	prepareDeleteByRequest(org.elasticsearch.index.reindex.DeleteByQueryRequest request) Customization hook to modify a generated DeleteByQueryRequest prior to its execution.
protected org.elasticsearch.action.delete.DeleteRequest	prepareDeleteRequest(org.elasticsearch.action.delete.DeleteRequest request) Customization hook to modify a generated DeleteRequest prior to its execution.
protected org.elasticsearch.action.index.IndexRequest	prepareIndexRequest(Object source, org.elasticsearch.action.index.IndexRequest request) Customization hook to modify a generated IndexRequest prior to its execution.
protected org.elasticsearch.action.search.SearchRequest	prepareSearchRequest(org.elasticsearch.action.search.SearchRequest request, boolean useScroll) Customization hook to modify a generated SearchRequest prior to its execution.
protected <R extends org.elasticsearch.action.support.WriteRequest<R>> R	prepareWriteRequest(R request) Preprocess the write request before it is sent to the server, e.g. by setting the refresh policy if applicable.
reactor.core.publisher.Mono<ReindexResponse>	reindex(ReindexRequest postReindexRequest) Copies documents from a source to a destination.
<T> reactor.core.publisher.Flux<T>	saveAll(reactor.core.publisher.Mono<? extends Collection<? extends T>> entitiesPublisher, IndexCoordinates index) Index entities in the given index.
<T> reactor.core.publisher.Mono<SearchPage<T>>	searchForPage(Query query, Class<?> entityType, Class<T> resultType) Search the index for entities matching the given query.
<T> reactor.core.publisher.Mono<SearchPage<T>>	searchForPage(Query query, Class<?> entityType, Class<T> resultType, IndexCoordinates index) Search the index for entities matching the given query.
void	setIndicesOptions(org.elasticsearch.action.support.IndicesOptions indicesOptions) Set the default IndicesOptions for search requests.
reactor.core.publisher.Mono<String>	submitReindex(ReindexRequest postReindexRequest) Submits a reindex task.
reactor.core.publisher.Flux<org.elasticsearch.search.suggest.Suggest>	suggest(org.elasticsearch.search.suggest.SuggestBuilder suggestion, Class<?> entityType) Deprecated.
reactor.core.publisher.Flux<org.elasticsearch.search.suggest.Suggest>	suggest(org.elasticsearch.search.suggest.SuggestBuilder suggestion, IndexCoordinates index) Deprecated.
reactor.core.publisher.Mono<UpdateResponse>	update(UpdateQuery updateQuery, IndexCoordinates index) Partial update of the document.
reactor.core.publisher.Mono<ByQueryResponse>	updateByQuery(UpdateQuery updateQuery, IndexCoordinates index) Update document(s) by query.

Methods inherited from class org.springframework.data.elasticsearch.core.AbstractReactiveElasticsearchTemplate

aggregate, count, count, delete, delete, delete, delete, delete, exists, exists, get, getElasticsearchConverter, getIndexCoordinatesFor, getIndexQuery, getPersistentEntityFor, getRefreshPolicy, logVersions, maybeCallAfterConvert, maybeCallAfterSave, maybeCallbackAfterLoad, maybeCallBeforeConvert, multiGet, save, save, saveAll, search, search, searchForHits, searchForHits, setApplicationContext, setEntityCallbacks, setRefreshPolicy, suggest, suggest, updateIndexedObject, withRouting

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.springframework.data.elasticsearch.core.ReactiveDocumentOperations

bulkUpdate, save, save, saveAll, saveAll

Methods inherited from interface org.springframework.data.elasticsearch.core.ReactiveSearchOperations

count, search, search, searchForHits, searchForHits, searchForPage, searchForPage

Field Detail

requestFactory

protected org.springframework.data.elasticsearch.core.RequestFactory requestFactory

Constructor Detail

ReactiveElasticsearchTemplate

public ReactiveElasticsearchTemplate(ReactiveElasticsearchClient client)

ReactiveElasticsearchTemplate

public ReactiveElasticsearchTemplate(ReactiveElasticsearchClient client,
                                     @Nullable
                                     ElasticsearchConverter converter)

Method Detail

doCopy

protected ReactiveElasticsearchTemplate doCopy()

Specified by:

doCopy in class AbstractReactiveElasticsearchTemplate

setIndicesOptions

public void setIndicesOptions(@Nullable
                              org.elasticsearch.action.support.IndicesOptions indicesOptions)

Set the default IndicesOptions for search requests.

Parameters:

indicesOptions - can be null.

saveAll

public <T> reactor.core.publisher.Flux<T> saveAll(reactor.core.publisher.Mono<? extends Collection<? extends T>> entitiesPublisher,
                                                  IndexCoordinates index)

Description copied from interface: ReactiveDocumentOperations

Index entities in the given index. If the index is null or empty the index name provided via entity metadata is used.

Parameters:

entitiesPublisher - must not be null.

index - the target index, must not be null

Returns:

a Flux emitting saved entities.

multiGet

public <T> reactor.core.publisher.Flux<MultiGetItem<T>> multiGet(Query query,
                                                                 Class<T> clazz,
                                                                 IndexCoordinates index)

Description copied from interface: ReactiveDocumentOperations

Execute a multiGet against elasticsearch for the given ids.

Parameters:

query - the query defining the ids of the objects to get

clazz - the type of the object to be returned

index - the index(es) from which the objects are read.

Returns:

flux with list of MultiGetItems that contain the entities

See Also:

Query.multiGetQuery(Collection), Query.multiGetQueryWithRouting(List)

doIndex

protected reactor.core.publisher.Mono<org.elasticsearch.action.index.IndexResponse> doIndex(org.elasticsearch.action.index.IndexRequest request)

Customization hook on the actual execution result Publisher.
You know what you're doing here? Well fair enough, go ahead on your own risk.

Parameters:

request - the already prepared IndexRequest ready to be executed.

Returns:

a Mono emitting the result of the operation.

bulkUpdate

public reactor.core.publisher.Mono<Void> bulkUpdate(List<UpdateQuery> queries,
                                                    BulkOptions bulkOptions,
                                                    IndexCoordinates index)

Description copied from interface: ReactiveDocumentOperations

Bulk update all objects. Will do update.

Parameters:

queries - the queries to execute in bulk

bulkOptions - options to be added to the bulk request

doBulkOperation

protected reactor.core.publisher.Flux<org.elasticsearch.action.bulk.BulkItemResponse> doBulkOperation(List<?> queries,
                                                                                                      BulkOptions bulkOptions,
                                                                                                      IndexCoordinates index)

checkForBulkOperationFailure

protected reactor.core.publisher.Mono<org.elasticsearch.action.bulk.BulkResponse> checkForBulkOperationFailure(org.elasticsearch.action.bulk.BulkResponse bulkResponse)

doExists

protected reactor.core.publisher.Mono<Boolean> doExists(String id,
                                                        IndexCoordinates index)

Specified by:

doExists in class AbstractReactiveElasticsearchTemplate

doExists

protected reactor.core.publisher.Mono<Boolean> doExists(org.elasticsearch.action.get.GetRequest request)

Customization hook on the actual execution result Publisher.

Parameters:

request - the already prepared GetRequest ready to be executed.

Returns:

a Mono emitting the result of the operation.

doIndex

protected <T> reactor.core.publisher.Mono<reactor.util.function.Tuple2<T,AbstractReactiveElasticsearchTemplate.IndexResponseMetaData>> doIndex(T entity,
                                                                                                                                               IndexCoordinates index)

Specified by:

doIndex in class AbstractReactiveElasticsearchTemplate

get

public <T> reactor.core.publisher.Mono<T> get(String id,
                                              Class<T> entityType,
                                              IndexCoordinates index)

Description copied from interface: ReactiveDocumentOperations

Fetch the entity with given id.

Parameters:

id - must not be null.

index - the target index, must not be null

Returns:

the Mono emitting the entity or signalling completion if none found.

doGet

protected reactor.core.publisher.Mono<org.elasticsearch.index.get.GetResult> doGet(org.elasticsearch.action.get.GetRequest request)

Customization hook on the actual execution result Publisher.

Parameters:

request - the already prepared GetRequest ready to be executed.

Returns:

a Mono emitting the result of the operation.

doDeleteById

protected reactor.core.publisher.Mono<String> doDeleteById(String id,
                                                           @Nullable
                                                           String routing,
                                                           IndexCoordinates index)

Specified by:

doDeleteById in class AbstractReactiveElasticsearchTemplate

delete

public reactor.core.publisher.Mono<ByQueryResponse> delete(Query query,
                                                           Class<?> entityType,
                                                           IndexCoordinates index)

Description copied from interface: ReactiveDocumentOperations

Delete the documents matching the given Query extracting index from entity metadata.

Parameters:

query - must not be null.

entityType - must not be null.

index - the target index, must not be null

Returns:

a Mono emitting the number of the removed documents.

update

public reactor.core.publisher.Mono<UpdateResponse> update(UpdateQuery updateQuery,
                                                          IndexCoordinates index)

Description copied from interface: ReactiveDocumentOperations

Partial update of the document.

Parameters:

updateQuery - query defining the update

index - the index where to update the records

Returns:

a Mono emitting the update response

updateByQuery

public reactor.core.publisher.Mono<ByQueryResponse> updateByQuery(UpdateQuery updateQuery,
                                                                  IndexCoordinates index)

Description copied from interface: ReactiveDocumentOperations

Update document(s) by query.

Parameters:

updateQuery - query defining the update, must not be null

index - the index where to update the records, must not be null

Returns:

a Mono emitting the update response

reindex

public reactor.core.publisher.Mono<ReindexResponse> reindex(ReindexRequest postReindexRequest)

Description copied from interface: ReactiveDocumentOperations

Copies documents from a source to a destination. The source can be any existing index, alias, or data stream. The destination must differ from the source. For example, you cannot reindex a data stream into itself. (@see https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-reindex.html)

Parameters:

postReindexRequest - reindex request parameters

Returns:

a Mono emitting the reindex response

submitReindex

public reactor.core.publisher.Mono<String> submitReindex(ReindexRequest postReindexRequest)

Description copied from interface: ReactiveDocumentOperations

Submits a reindex task. (@see https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-reindex.html)

Parameters:

postReindexRequest - reindex request parameters

Returns:

a Mono emitting the task id.

doDeleteBy

protected reactor.core.publisher.Mono<org.elasticsearch.index.reindex.BulkByScrollResponse> doDeleteBy(Query query,
                                                                                                       Class<?> entityType,
                                                                                                       IndexCoordinates index)

doDelete

protected reactor.core.publisher.Mono<String> doDelete(org.elasticsearch.action.delete.DeleteRequest request)

Customization hook on the actual execution result Publisher.

Parameters:

request - the already prepared DeleteRequest ready to be executed.

Returns:

a Mono emitting the result of the operation.

doDeleteBy

protected reactor.core.publisher.Mono<org.elasticsearch.index.reindex.BulkByScrollResponse> doDeleteBy(org.elasticsearch.index.reindex.DeleteByQueryRequest request)

Customization hook on the actual execution result Publisher.

Parameters:

request - the already prepared DeleteByQueryRequest ready to be executed.

Returns:

a Mono emitting the result of the operation.

prepareDeleteRequest

protected org.elasticsearch.action.delete.DeleteRequest prepareDeleteRequest(org.elasticsearch.action.delete.DeleteRequest request)

Customization hook to modify a generated DeleteRequest prior to its execution. E.g. by setting the refresh policy if applicable.

Parameters:

request - the generated DeleteRequest.

Returns:

never null.

prepareDeleteByRequest

protected org.elasticsearch.index.reindex.DeleteByQueryRequest prepareDeleteByRequest(org.elasticsearch.index.reindex.DeleteByQueryRequest request)

Customization hook to modify a generated DeleteByQueryRequest prior to its execution. E.g. by setting the refresh policy if applicable.

Parameters:

request - the generated DeleteByQueryRequest.

Returns:

never null.

prepareIndexRequest

protected org.elasticsearch.action.index.IndexRequest prepareIndexRequest(Object source,
                                                                          org.elasticsearch.action.index.IndexRequest request)

Customization hook to modify a generated IndexRequest prior to its execution. E.g. by setting the refresh policy if applicable.

Parameters:

source - the source object the IndexRequest was derived from.

request - the generated IndexRequest.

Returns:

never null.

prepareWriteRequest

protected <R extends org.elasticsearch.action.support.WriteRequest<R>> R prepareWriteRequest(R request)

Preprocess the write request before it is sent to the server, e.g. by setting the refresh policy if applicable.

Type Parameters:

R -

Parameters:

request - must not be null.

Returns:

the processed WriteRequest.

searchForPage

public <T> reactor.core.publisher.Mono<SearchPage<T>> searchForPage(Query query,
                                                                    Class<?> entityType,
                                                                    Class<T> resultType)

Description copied from interface: ReactiveSearchOperations

Search the index for entities matching the given query.

Specified by:

searchForPage in interface ReactiveSearchOperations

Overrides:

searchForPage in class AbstractReactiveElasticsearchTemplate

Parameters:

query - must not be null.

entityType - must not be null.

resultType - the projection result type.

Returns:

a Mono emitting matching entities in a SearchHits.

searchForPage

public <T> reactor.core.publisher.Mono<SearchPage<T>> searchForPage(Query query,
                                                                    Class<?> entityType,
                                                                    Class<T> resultType,
                                                                    IndexCoordinates index)

Description copied from interface: ReactiveSearchOperations

Search the index for entities matching the given query.

Specified by:

searchForPage in interface ReactiveSearchOperations

Overrides:

searchForPage in class AbstractReactiveElasticsearchTemplate

Parameters:

query - must not be null.

entityType - must not be null.

resultType - the projection result type.

index - the target index, must not be null

Returns:

a Mono emitting matching entities in a SearchHits.

doFind

protected reactor.core.publisher.Flux<SearchDocument> doFind(Query query,
                                                             Class<?> clazz,
                                                             IndexCoordinates index)

Specified by:

doFind in class AbstractReactiveElasticsearchTemplate

doFindForResponse

protected <T> reactor.core.publisher.Mono<SearchDocumentResponse> doFindForResponse(Query query,
                                                                                    Class<?> clazz,
                                                                                    IndexCoordinates index)

Specified by:

doFindForResponse in class AbstractReactiveElasticsearchTemplate

aggregate

public reactor.core.publisher.Flux<AggregationContainer<?>> aggregate(Query query,
                                                                      Class<?> entityType,
                                                                      IndexCoordinates index)

Description copied from interface: ReactiveSearchOperations

Perform an aggregation specified by the given query.

Parameters:

query - must not be null.

entityType - must not be null.

index - the target index, must not be null

Returns:

a Flux emitting matching aggregations one by one.

doAggregate

protected reactor.core.publisher.Flux<AggregationContainer<?>> doAggregate(org.elasticsearch.action.search.SearchRequest request)

Customization hook on the actual execution result Publisher.

Parameters:

request - the already prepared SearchRequest ready to be executed.

Returns:

a Flux emitting the result of the operation.

suggest

@Deprecated
public reactor.core.publisher.Flux<org.elasticsearch.search.suggest.Suggest> suggest(org.elasticsearch.search.suggest.SuggestBuilder suggestion,
                                                                                                 Class<?> entityType)

Deprecated.

Description copied from interface: ReactiveSearchOperations

Does a suggest query

Parameters:

suggestion - the query

entityType - must not be null.

Returns:

the suggest response (Elasticsearch library classes)

suggest

@Deprecated
public reactor.core.publisher.Flux<org.elasticsearch.search.suggest.Suggest> suggest(org.elasticsearch.search.suggest.SuggestBuilder suggestion,
                                                                                                 IndexCoordinates index)

Deprecated.

Description copied from interface: ReactiveSearchOperations

Does a suggest query

Parameters:

suggestion - the query

index - the index to run the query against

Returns:

the suggest response (Elasticsearch library classes)

doCount

protected reactor.core.publisher.Mono<Long> doCount(Query query,
                                                    Class<?> entityType,
                                                    IndexCoordinates index)

Specified by:

doCount in class AbstractReactiveElasticsearchTemplate

doFind

protected reactor.core.publisher.Flux<SearchDocument> doFind(org.elasticsearch.action.search.SearchRequest request)

Customization hook on the actual execution result Publisher.

Parameters:

request - the already prepared SearchRequest ready to be executed.

Returns:

a Flux emitting the result of the operation converted to SearchDocuments.

doFindForResponse

protected <T> reactor.core.publisher.Mono<SearchDocumentResponse> doFindForResponse(org.elasticsearch.action.search.SearchRequest request,
                                                                                    SearchDocumentResponse.EntityCreator<T> entityCreator)

Customization hook on the actual execution result Mono.

Parameters:

request - the already prepared SearchRequest ready to be executed.

entityCreator -

Returns:

a Mono emitting the result of the operation converted to s SearchDocumentResponse.

doCount

protected reactor.core.publisher.Mono<Long> doCount(org.elasticsearch.action.search.SearchRequest request)

Customization hook on the actual execution result Publisher.

Parameters:

request - the already prepared SearchRequest ready to be executed.

Returns:

a Mono emitting the result of the operation.

doScroll

protected reactor.core.publisher.Flux<SearchDocument> doScroll(org.elasticsearch.action.search.SearchRequest request)

Customization hook on the actual execution result Publisher.

Parameters:

request - the already prepared SearchRequest ready to be executed.

Returns:

a Flux emitting the result of the operation converted to SearchDocuments.

prepareSearchRequest

protected org.elasticsearch.action.search.SearchRequest prepareSearchRequest(org.elasticsearch.action.search.SearchRequest request,
                                                                             boolean useScroll)

Customization hook to modify a generated SearchRequest prior to its execution. E.g. by setting the indices options if applicable.

Parameters:

request - the generated SearchRequest.

useScroll -

Returns:

never null.

getClusterVersion

protected reactor.core.publisher.Mono<String> getClusterVersion()

Specified by:

getClusterVersion in class AbstractReactiveElasticsearchTemplate

getVendor

protected reactor.core.publisher.Mono<String> getVendor()

Specified by:

getVendor in class AbstractReactiveElasticsearchTemplate

Returns:

the vendor name of the used cluster and client library

Since:

4.3

getRuntimeLibraryVersion

protected reactor.core.publisher.Mono<String> getRuntimeLibraryVersion()

Specified by:

getRuntimeLibraryVersion in class AbstractReactiveElasticsearchTemplate

Returns:

the version of the used client runtime library.

Since:

4.3

matchAllQuery

public Query matchAllQuery()

Description copied from interface: ReactiveSearchOperations

Creates a Query to find all documents. Must be implemented by the concrete implementations to provide an appropriate query using the respective client.

Returns:

a query to find all documents

idsQuery

public Query idsQuery(List<String> ids)

Description copied from interface: ReactiveSearchOperations

Creates a Query to find get all documents with given ids. Must be implemented by the concrete implementations to provide an appropriate query using the respective client.

Parameters:

ids - the list of ids must not be null

Returns:

query returning the documents with the given ids

execute

public <T> org.reactivestreams.Publisher<T> execute(ReactiveElasticsearchOperations.ClientCallback<org.reactivestreams.Publisher<T>> callback)

Description copied from interface: ReactiveElasticsearchOperations

Execute within a ReactiveElasticsearchOperations.ClientCallback managing resources and translating errors.

Type Parameters:

T - the type the Publisher emits

Parameters:

callback - must not be null.

Returns:

the Publisher emitting results.

executeWithIndicesClient

public <T> org.reactivestreams.Publisher<T> executeWithIndicesClient(ReactiveElasticsearchOperations.IndicesClientCallback<org.reactivestreams.Publisher<T>> callback)

Description copied from interface: ReactiveElasticsearchOperations

Execute within a ReactiveElasticsearchOperations.IndicesClientCallback managing resources and translating errors.

Type Parameters:

T - the type the Publisher emits

Parameters:

callback - must not be null.

Returns:

the Publisher emitting results.

executeWithClusterClient

public <T> org.reactivestreams.Publisher<T> executeWithClusterClient(ReactiveElasticsearchOperations.ClusterClientCallback<org.reactivestreams.Publisher<T>> callback)

Description copied from interface: ReactiveElasticsearchOperations

Execute within a ReactiveElasticsearchOperations.ClusterClientCallback managing resources and translating errors.

Type Parameters:

T - the type the Publisher emits

Parameters:

callback - must not be null.

Returns:

the Publisher emitting results.

indexOps

public ReactiveIndexOperations indexOps(IndexCoordinates index)

Description copied from interface: ReactiveElasticsearchOperations

Creates a ReactiveIndexOperations that is bound to the given index

Parameters:

index - IndexCoordinates specifying the index

Returns:

ReactiveIndexOperations implementation

indexOps

public ReactiveIndexOperations indexOps(Class<?> clazz)

Description copied from interface: ReactiveElasticsearchOperations

Creates a ReactiveIndexOperations that is bound to the given class

Parameters:

clazz - the entity clazz specifiying the index information

Returns:

ReactiveIndexOperations implementation

cluster

public ReactiveClusterOperations cluster()

Description copied from interface: ReactiveElasticsearchOperations

return a ReactiveClusterOperations instance that uses the same client communication setup as this ElasticsearchOperations instance.

Returns:

ClusterOperations implementation

getClient

protected ReactiveElasticsearchClient getClient()

Obtain the ReactiveElasticsearchClient to operate upon.

Returns:

never null.

getIndicesClient

protected ReactiveElasticsearchClient.Indices getIndicesClient()

Obtain the ReactiveElasticsearchClient.Indices to operate upon.

Returns:

never null.

getClusterClient

protected ReactiveElasticsearchClient.Cluster getClusterClient()

Obtain the ReactiveElasticsearchClient.Cluster to operate upon.

Returns:

never null.