Uses of Class
dev.langchain4j.data.document.Metadata

Packages that use Metadata

Package	Description
dev.langchain4j.data.document
dev.langchain4j.data.document.source
dev.langchain4j.data.document.source.amazon.s3
dev.langchain4j.data.document.source.azure.storage.blob
dev.langchain4j.data.document.source.gcs
dev.langchain4j.data.document.source.github
dev.langchain4j.data.document.source.tencent.cos
dev.langchain4j.data.segment
dev.langchain4j.rag.content.injector
dev.langchain4j.store.embedding.cassandra

Uses of Metadata in dev.langchain4j.data.document

Methods in dev.langchain4j.data.document that return Metadata

Modifier and Type	Method	Description
Metadata	Metadata.add(String key, Object value)	Deprecated, for removal: This API element is subject to removal in a future version. as of 0.31.0, use put(String, String), put(String, int), put(String, long), put(String, float), put(String, double) instead.
Metadata	Metadata.add(String key, String value)	Deprecated, for removal: This API element is subject to removal in a future version. as of 0.31.0, use put(String, String), put(String, int), put(String, long), put(String, float), put(String, double) instead.
Metadata	Metadata.copy()	Copies the metadata.
static Metadata	Metadata.from(String key, Object value)	Deprecated, for removal: This API element is subject to removal in a future version. Use from(String, String) instead
static Metadata	Metadata.from(String key, String value)	Constructs a Metadata object from a single key-value pair.
static Metadata	Metadata.from(Map<String,?> metadata)	Constructs a Metadata object from a map of key-value pairs.
Metadata	Metadata.merge(@Nullable Metadata another)	Merges the current Metadata object with another Metadata object.
Metadata	DefaultDocument.metadata()	Returns the value of the metadata record component.
Metadata	Document.metadata()	Returns the metadata associated with this document.
Metadata	DocumentSource.metadata()	Returns the metadata associated with the source of the document.
static Metadata	Metadata.metadata(String key, Object value)	Deprecated, for removal: This API element is subject to removal in a future version. Use metadata(String, String) instead
static Metadata	Metadata.metadata(String key, String value)	Constructs a Metadata object from a single key-value pair.
Metadata	Metadata.put(String key, double value)	Adds a key-value pair to the metadata.
Metadata	Metadata.put(String key, float value)	Adds a key-value pair to the metadata.
Metadata	Metadata.put(String key, int value)	Adds a key-value pair to the metadata.
Metadata	Metadata.put(String key, long value)	Adds a key-value pair to the metadata.
Metadata	Metadata.put(String key, String value)	Adds a key-value pair to the metadata.
Metadata	Metadata.put(String key, UUID value)	Adds a key-value pair to the metadata.
Metadata	Metadata.remove(String key)	Removes the given key from the metadata.

Methods in dev.langchain4j.data.document with parameters of type Metadata

Modifier and Type	Method	Description
static Document	Document.document(String text, Metadata metadata)	Creates a new Document from the given text.
static Document	Document.from(String text, Metadata metadata)	Creates a new Document from the given text.
Metadata	Metadata.merge(@Nullable Metadata another)	Merges the current Metadata object with another Metadata object.

Constructors in dev.langchain4j.data.document with parameters of type Metadata

Modifier	Constructor	Description
	DefaultDocument(String text, Metadata metadata)	Creates an instance of a DefaultDocument record class.

Uses of Metadata in dev.langchain4j.data.document.source

Methods in dev.langchain4j.data.document.source that return Metadata

Modifier and Type	Method	Description
Metadata	ClassPathSource.metadata()
Metadata	FileSystemSource.metadata()
Metadata	UrlSource.metadata()

Uses of Metadata in dev.langchain4j.data.document.source.amazon.s3

Methods in dev.langchain4j.data.document.source.amazon.s3 that return Metadata

Modifier and Type	Method	Description
Metadata	AmazonS3Source.metadata()

Uses of Metadata in dev.langchain4j.data.document.source.azure.storage.blob

Methods in dev.langchain4j.data.document.source.azure.storage.blob that return Metadata

Modifier and Type	Method	Description
Metadata	AzureBlobStorageSource.metadata()

Uses of Metadata in dev.langchain4j.data.document.source.gcs

Methods in dev.langchain4j.data.document.source.gcs that return Metadata

Modifier and Type	Method	Description
Metadata	GcsSource.metadata()

Uses of Metadata in dev.langchain4j.data.document.source.github

Methods in dev.langchain4j.data.document.source.github that return Metadata

Modifier and Type	Method	Description
Metadata	GitHubSource.metadata()

Uses of Metadata in dev.langchain4j.data.document.source.tencent.cos

Methods in dev.langchain4j.data.document.source.tencent.cos that return Metadata

Modifier and Type	Method	Description
Metadata	TencentCosSource.metadata()

Uses of Metadata in dev.langchain4j.data.segment

Methods in dev.langchain4j.data.segment that return Metadata

Modifier and Type	Method	Description
Metadata	TextSegment.metadata()	Returns the metadata.

Methods in dev.langchain4j.data.segment with parameters of type Metadata

Modifier and Type	Method	Description
static TextSegment	TextSegment.from(String text, Metadata metadata)	Creates a new text segment.
static TextSegment	TextSegment.textSegment(String text, Metadata metadata)	Creates a new text segment.

Constructors in dev.langchain4j.data.segment with parameters of type Metadata

Modifier	Constructor	Description
	TextSegment(String text, Metadata metadata)	Creates a new text segment.

Uses of Metadata in dev.langchain4j.rag.content.injector

Methods in dev.langchain4j.rag.content.injector with parameters of type Metadata

Modifier and Type	Method	Description
protected String	DefaultContentInjector.format(Metadata metadata)

Uses of Metadata in dev.langchain4j.store.embedding.cassandra

Methods in dev.langchain4j.store.embedding.cassandra with parameters of type Metadata

Modifier and Type	Method	Description
List<EmbeddingMatch<TextSegment>>	CassandraEmbeddingStore.findRelevant(Embedding embedding, int maxResults, double minScore, Metadata metadata)	Similarity Search ANN based on the embedding.