Class QdrantEmbeddingStore

java.lang.Object

dev.langchain4j.store.embedding.qdrant.QdrantEmbeddingStore

All Implemented Interfaces:

EmbeddingStore<TextSegment>

public class QdrantEmbeddingStore
extends Object
implements EmbeddingStore<TextSegment>

Represents a Qdrant collection as an embedding store. With support for storing Metadata.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	QdrantEmbeddingStore.Builder

Constructor Summary

Constructors

Constructor	Description
QdrantEmbeddingStore(io.qdrant.client.QdrantClient client, String collectionName, String payloadTextKey)
QdrantEmbeddingStore(String collectionName, String host, int port, boolean useTls, String payloadTextKey, String apiKey)

Method Summary

Modifier and Type	Method	Description
String	add(Embedding embedding)
String	add(Embedding embedding, TextSegment textSegment)
void	add(String id, Embedding embedding)
List<String>	addAll(List<Embedding> embeddings)
void	addAll(List<String> ids, List<Embedding> embeddings, List<TextSegment> textSegments)
static QdrantEmbeddingStore.Builder	builder()
void	clearStore()	Deletes all points from the Qdrant collection.
void	close()	Closes the underlying GRPC client.
void	remove(String id)
void	removeAll()
void	removeAll(Filter filter)
void	removeAll(Collection<String> ids)
EmbeddingSearchResult<TextSegment>	search(EmbeddingSearchRequest request)

Methods inherited from class Object

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

Methods inherited from interface EmbeddingStore

addAll, addListener, addListeners, generateIds

Constructor Details

QdrantEmbeddingStore

public QdrantEmbeddingStore(String collectionName,
 String host,
 int port,
 boolean useTls,
 String payloadTextKey,
 @Nullable
 String apiKey)

Parameters:

collectionName - The name of the Qdrant collection.

host - The host of the Qdrant instance.

port - The GRPC port of the Qdrant instance.

useTls - Whether to use TLS(HTTPS).

payloadTextKey - The field name of the text segment in the Qdrant payload.

apiKey - The Qdrant API key to authenticate with.

QdrantEmbeddingStore

public QdrantEmbeddingStore(io.qdrant.client.QdrantClient client,
 String collectionName,
 String payloadTextKey)

Parameters:

client - A Qdrant client instance.

collectionName - The name of the Qdrant collection.

payloadTextKey - The field name of the text segment in the Qdrant payload.

Method Details

add

public String add(Embedding embedding)

Specified by:

add in interface EmbeddingStore<TextSegment>

add

public void add(String id,
 Embedding embedding)

Specified by:

add in interface EmbeddingStore<TextSegment>

add

public String add(Embedding embedding,
 TextSegment textSegment)

Specified by:

add in interface EmbeddingStore<TextSegment>

addAll

public List<String> addAll(List<Embedding> embeddings)

Specified by:

addAll in interface EmbeddingStore<TextSegment>

addAll

public void addAll(List<String> ids,
 List<Embedding> embeddings,
 List<TextSegment> textSegments)
            throws RuntimeException

Specified by:

addAll in interface EmbeddingStore<TextSegment>

Throws:

RuntimeException

remove

public void remove(String id)

Specified by:

remove in interface EmbeddingStore<TextSegment>

removeAll

public void removeAll(Collection<String> ids)

Specified by:

removeAll in interface EmbeddingStore<TextSegment>

removeAll

public void removeAll(Filter filter)

Specified by:

removeAll in interface EmbeddingStore<TextSegment>

removeAll

public void removeAll()

Specified by:

removeAll in interface EmbeddingStore<TextSegment>

search

public EmbeddingSearchResult<TextSegment> search(EmbeddingSearchRequest request)

Specified by:

search in interface EmbeddingStore<TextSegment>

clearStore

public void clearStore()

Deletes all points from the Qdrant collection.

close

public void close()

Closes the underlying GRPC client.

builder

public static QdrantEmbeddingStore.Builder builder()