Index

A B C D E F G I J K L M N O R S T V
All Classes and Interfaces|All Packages

A

add(Embedding) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

add(Embedding, TextSegment) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

add(String, Embedding) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

addAll(List) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

addAll(List, List, List) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

ASC - Enum constant in enum class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder.Order

Create the index on ascending order.

B

build() - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable.Builder

Returns a new EmbeddingTable configured by this builder.

build() - Method in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

Builds the index object configured by this builder.

build() - Method in class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder

Builds the index object configured by this builder.

build() - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore.Builder

Builds an embedding store with the configuration applied to this builder.

builder() - Static method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable

Returns a builder that configures a new EmbeddingTable.

builder() - Static method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

Returns a builder which configures and creates instances of OracleEmbeddingStore.

C

Chunk - Class in dev.langchain4j.data.document.splitter.oracle

Encapsulate chunks dbms_vector_chain.utl_to_chunks returns chunks in the following format: {"chunk_id": id, "chunk_offset": offset, "chunk_length": length, "chunk_data": "content"}

Chunk() - Constructor for class dev.langchain4j.data.document.splitter.oracle.Chunk

CREATE_IF_NOT_EXISTS - Enum constant in enum class dev.langchain4j.store.embedding.oracle.CreateOption

An existing schema object is reused, otherwise it is created.

CREATE_NONE - Enum constant in enum class dev.langchain4j.store.embedding.oracle.CreateOption

No attempt is made to create the schema object.

CREATE_OR_REPLACE - Enum constant in enum class dev.langchain4j.store.embedding.oracle.CreateOption

An existing schema object is dropped and replaced with a new one.

createOption(CreateOption) - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable.Builder

Configures the option to create (or not create) a table.

createOption(CreateOption) - Method in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

Configures the option to create (or not create) an index.

createOption(CreateOption) - Method in class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder

Configures the option to create (or not create) an index.

CreateOption - Enum Class in dev.langchain4j.store.embedding.oracle

Options which configure the creation of database schema objects, such as tables and indexes.

D

dataSource(DataSource) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore.Builder

Configures a data source that connects to an Oracle Database.

degreeOfParallelism(int) - Method in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

Configures the degree of parallelism of the index.

DESC - Enum constant in enum class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder.Order

Create the index on descending order.

dev.langchain4j.data.document.loader.oracle - package dev.langchain4j.data.document.loader.oracle

dev.langchain4j.data.document.splitter.oracle - package dev.langchain4j.data.document.splitter.oracle

dev.langchain4j.model.oracle - package dev.langchain4j.model.oracle

dev.langchain4j.store.embedding.oracle - package dev.langchain4j.store.embedding.oracle

DirectoryPreference - Class in dev.langchain4j.data.document.loader.oracle

Document loader directory preference To specify a directory, dbms_vector_chain.utl_to_text expects the following JSON: {"dir": "directory name"}

DirectoryPreference() - Constructor for class dev.langchain4j.data.document.loader.oracle.DirectoryPreference

E

embedAll(List) - Method in class dev.langchain4j.model.oracle.OracleEmbeddingModel

get embeddings for a list of text segments

Embedding - Class in dev.langchain4j.model.oracle

Encapsulate embeddings dbms_vector_chain.utl_to_embeddings returns embeddings in the following format: {"embed_id": "id", "embed_data": "content", "embed_vector": "[1, 2, 3, ...]"}

Embedding() - Constructor for class dev.langchain4j.model.oracle.Embedding

embeddingColumn() - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable

Returns the name of this table's embedding column.

embeddingColumn(String) - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable.Builder

Configures the name of a column which stores an embedding.

embeddingTable(EmbeddingTable) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore.Builder

Configures a table used to store embeddings, text, and metadata.

embeddingTable(String) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore.Builder

Configures the name of a table used to store embeddings, text, and metadata.

embeddingTable(String, CreateOption) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore.Builder

Configures the name of table used to store embeddings, text, and metadata.

EmbeddingTable - Class in dev.langchain4j.store.embedding.oracle

Represents a database table where embeddings, text, and metadata are stored.

EmbeddingTable.Builder - Class in dev.langchain4j.store.embedding.oracle

A builder that configures and builds an EmbeddingTable.

exactSearch(boolean) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore.Builder

Configures the embedding store to use exact or approximate similarity search.

F

FilePreference - Class in dev.langchain4j.data.document.loader.oracle

Document loader file preference To specify a file, dbms_vector_chain.utl_to_text expects the following JSON: {"file": "filename"}

FilePreference() - Constructor for class dev.langchain4j.data.document.loader.oracle.FilePreference

G

generate(String) - Method in class dev.langchain4j.model.oracle.OracleSummaryLanguageModel

generate summary

getBatching() - Method in class dev.langchain4j.model.oracle.OracleEmbeddingModel

getColumnName() - Method in class dev.langchain4j.data.document.loader.oracle.TablePreference

getData() - Method in class dev.langchain4j.data.document.splitter.oracle.Chunk

getData() - Method in class dev.langchain4j.model.oracle.Embedding

getDirectory() - Method in class dev.langchain4j.data.document.loader.oracle.DirectoryPreference

getFilename() - Method in class dev.langchain4j.data.document.loader.oracle.FilePreference

getId() - Method in class dev.langchain4j.data.document.splitter.oracle.Chunk

getId() - Method in class dev.langchain4j.model.oracle.Embedding

getLength() - Method in class dev.langchain4j.data.document.splitter.oracle.Chunk

getOffset() - Method in class dev.langchain4j.data.document.splitter.oracle.Chunk

getOwner() - Method in class dev.langchain4j.data.document.loader.oracle.TablePreference

getTableName() - Method in class dev.langchain4j.data.document.loader.oracle.TablePreference

getVector() - Method in class dev.langchain4j.model.oracle.Embedding

I

idColumn() - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable

Returns the name of this table's ID column.

idColumn(String) - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable.Builder

Configures the name of a column which stores an id.

index(Index...) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore.Builder

Configures the indexes that will be created on the EmbeddingTable.

Index - Class in dev.langchain4j.store.embedding.oracle

Represents a database index.

indexName - Variable in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

The name of the index, or null if no name was set.

indexName - Variable in class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder

The name of the index, or null if no name was set.

isBitmap(boolean) - Method in class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder

Specify BITMAP to indicate that index is to be created with a bitmap for each distinct key, rather than indexing each row separately.

isUnique(boolean) - Method in class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder

Specify UNIQUE to indicate that the value of the column (or columns) upon which the index is based must be unique.

isValid() - Method in class dev.langchain4j.data.document.loader.oracle.DirectoryPreference

isValid() - Method in class dev.langchain4j.data.document.loader.oracle.FilePreference

isValid() - Method in class dev.langchain4j.data.document.loader.oracle.TablePreference

ivfIndexBuilder() - Static method in class dev.langchain4j.store.embedding.oracle.Index

Creates a builder to configure an IVF index on the embedding column of the EmbeddingTable.

IVFIndexBuilder - Class in dev.langchain4j.store.embedding.oracle

This index builder allows to configure an Inverted File Flat index on the embedding column of the EmbeddingTable.

J

jsonIndexBuilder() - Static method in class dev.langchain4j.store.embedding.oracle.Index

Creates a builder to configure a function-based index on one or several keys of the metadata column of the EmbeddingTable.

JSONIndexBuilder - Class in dev.langchain4j.store.embedding.oracle

This index builder allows to configure indexes on one or several keys of the metadata column of the EmbeddingTable.

JSONIndexBuilder.Order - Enum Class in dev.langchain4j.store.embedding.oracle

Use ASC or DESC to indicate whether the index should be created in ascending or descending order.

K

key(String, Class, JSONIndexBuilder.Order) - Method in class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder

Adds a column expression to the index expression that allows to index the value of a given key of the JSON column.

L

loadDocuments(String) - Method in class dev.langchain4j.data.document.loader.oracle.OracleDocumentLoader

load documents

loadOnnxModel(Connection, String, String, String) - Static method in class dev.langchain4j.model.oracle.OracleEmbeddingModel

load an ONNX model located on the server into the database

M

metadataColumn() - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable

Returns the name of this table's metadata column.

metadataColumn(String) - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable.Builder

Configures the name of a column which stores metadata.

minVectorsPerPartition(int) - Method in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

Configures the target minimum number of vectors per partition.

N

name() - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable

Returns the name of this table.

name() - Method in class dev.langchain4j.store.embedding.oracle.Index

Returns the name of the index.

name(String) - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable.Builder

Configures the name of a table where embeddings are stored and retrieved from.

name(String) - Method in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

Sets the index name.

name(String) - Method in class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder

Sets the index name.

neighborPartitions(int) - Method in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

Configures the number of neighbor partitions.

O

OracleDocumentLoader - Class in dev.langchain4j.data.document.loader.oracle

Load documents Load documents either from the file system or the database.

OracleDocumentLoader(Connection) - Constructor for class dev.langchain4j.data.document.loader.oracle.OracleDocumentLoader

create a document loader

OracleDocumentSplitter - Class in dev.langchain4j.data.document.splitter.oracle

Split documents Use dbms_vector_chain.utl_to_chunks to split documents.

OracleDocumentSplitter(Connection, String) - Constructor for class dev.langchain4j.data.document.splitter.oracle.OracleDocumentSplitter

Create a document splitter

OracleEmbeddingModel - Class in dev.langchain4j.model.oracle

Embed documents Use dbms_vector_chain.utl_to_embeddings to get embeddings.

OracleEmbeddingModel(Connection, String) - Constructor for class dev.langchain4j.model.oracle.OracleEmbeddingModel

Create an embedding model

OracleEmbeddingModel(Connection, String, String) - Constructor for class dev.langchain4j.model.oracle.OracleEmbeddingModel

Create an embedding model with a proxy

OracleEmbeddingStore - Class in dev.langchain4j.store.embedding.oracle

An EmbeddingStore which uses AI Vector Search capabilities of Oracle Database.

OracleEmbeddingStore.Builder - Class in dev.langchain4j.store.embedding.oracle

Builder which configures and creates instances of OracleEmbeddingStore.

OracleSummaryLanguageModel - Class in dev.langchain4j.model.oracle

Summarize documents Use dbms_vector_chain.utl_to_summary to summarize documents.

OracleSummaryLanguageModel(Connection, String) - Constructor for class dev.langchain4j.model.oracle.OracleSummaryLanguageModel

Create a summary language model

OracleSummaryLanguageModel(Connection, String, String) - Constructor for class dev.langchain4j.model.oracle.OracleSummaryLanguageModel

Create a summary language model with a proxy

R

removeAll() - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

removeAll(Filter) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

removeAll(Collection) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

S

samplePerPartition(int) - Method in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

Configures the total number of vectors that are passed to the clustering algorithm.

search(EmbeddingSearchRequest) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore

setBatching(boolean) - Method in class dev.langchain4j.model.oracle.OracleEmbeddingModel

setColumnName(String) - Method in class dev.langchain4j.data.document.loader.oracle.TablePreference

setData(String) - Method in class dev.langchain4j.data.document.splitter.oracle.Chunk

setData(String) - Method in class dev.langchain4j.model.oracle.Embedding

setDirectory(String) - Method in class dev.langchain4j.data.document.loader.oracle.DirectoryPreference

setFilename(String) - Method in class dev.langchain4j.data.document.loader.oracle.FilePreference

setId(int) - Method in class dev.langchain4j.data.document.splitter.oracle.Chunk

setId(int) - Method in class dev.langchain4j.model.oracle.Embedding

setLength(int) - Method in class dev.langchain4j.data.document.splitter.oracle.Chunk

setOffset(int) - Method in class dev.langchain4j.data.document.splitter.oracle.Chunk

setOwner(String) - Method in class dev.langchain4j.data.document.loader.oracle.TablePreference

setTableName(String) - Method in class dev.langchain4j.data.document.loader.oracle.TablePreference

setVector(String) - Method in class dev.langchain4j.model.oracle.Embedding

split(Document) - Method in class dev.langchain4j.data.document.splitter.oracle.OracleDocumentSplitter

Split a single document

split(String) - Method in class dev.langchain4j.data.document.splitter.oracle.OracleDocumentSplitter

Split the provided text into parts

splitAll(List) - Method in class dev.langchain4j.data.document.splitter.oracle.OracleDocumentSplitter

Split a list of documents

T

tableName() - Method in class dev.langchain4j.store.embedding.oracle.Index

Returns the name of this table.

TablePreference - Class in dev.langchain4j.data.document.loader.oracle

Document loader file preference To specify a table, dbms_vector_chain.utl_to_text expects the following JSON: {"owner": "owner", "tablename": "table name", "colname": "column name"}

TablePreference() - Constructor for class dev.langchain4j.data.document.loader.oracle.TablePreference

targetAccuracy(int) - Method in class dev.langchain4j.store.embedding.oracle.IVFIndexBuilder

Configures the target accuracy.

textColumn() - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable

Returns the name of this table's text column.

textColumn(String) - Method in class dev.langchain4j.store.embedding.oracle.EmbeddingTable.Builder

Configures the name of a column which stores text.

V

valueOf(String) - Static method in enum class dev.langchain4j.store.embedding.oracle.CreateOption

Returns the enum constant of this class with the specified name.

valueOf(String) - Static method in enum class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder.Order

Returns the enum constant of this class with the specified name.

values() - Static method in enum class dev.langchain4j.store.embedding.oracle.CreateOption

Returns an array containing the constants of this enum class, in the order they are declared.

values() - Static method in enum class dev.langchain4j.store.embedding.oracle.JSONIndexBuilder.Order

Returns an array containing the constants of this enum class, in the order they are declared.

vectorIndex(CreateOption) - Method in class dev.langchain4j.store.embedding.oracle.OracleEmbeddingStore.Builder

Configures the creation of an index on the embedding column of the EmbeddingTable used by the embedding store.

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