Index (LangChain4j :: Core 1.6.0 API)

A B C D E F G H I J K L M N O P Q R S T U V W
All Classes and Interfaces|All Packages|Constant Field Values|Serialized Form

A

ABSOLUTE_DIRECTORY_PATH - Static variable in interface dev.langchain4j.data.document.Document: Common metadata key for the absolute path of the directory from which the document was loaded.
AbstractAiServiceEvent - Class in dev.langchain4j.observability.event
AbstractAiServiceEvent(AiServiceEvent.Builder) - Constructor for class dev.langchain4j.observability.event.AbstractAiServiceEvent
AbstractBuilder() - Constructor for class dev.langchain4j.guardrail.ChatExecutor.AbstractBuilder
AbstractGuardrailExecutor<C,P,R,G,E,F> - Class in dev.langchain4j.guardrail: Abstract base class for GuardrailExecutors.
AbstractGuardrailExecutor(C, List) - Constructor for class dev.langchain4j.guardrail.AbstractGuardrailExecutor
AbstractGuardrailExecutor.GuardrailExecutorBuilder<C,R,P,G,E,B> - Class in dev.langchain4j.guardrail: A generic abstract builder class for creating instances of GuardrailExecutor.
add(Embedding) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Adds a given embedding to the store.
add(Embedding, Embedded) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Adds a given embedding and the corresponding content that has been embedded to the store.
add(ChatMessage) - Method in interface dev.langchain4j.memory.ChatMemory: Adds a message to the chat memory.
add(ChatMessage...) - Method in interface dev.langchain4j.memory.ChatMemory: Adds messages to the chat memory
add(TokenUsage) - Method in class dev.langchain4j.model.output.TokenUsage: Adds the token usage of two responses together.
add(Iterable) - Method in interface dev.langchain4j.memory.ChatMemory: Adds messages to the chat memory
add(String, Embedding) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Adds a given embedding to the store.
addAll(List) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Adds multiple embeddings to the store.
addAll(List, List) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Adds multiple embeddings and their corresponding contents that have been embedded to the store.
addAll(List, List, List) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Adds multiple embeddings and their corresponding contents that have been embedded to the store.
addBooleanProperty(String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single boolean property to the properties of this JSON object.
addBooleanProperty(String, String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single boolean property with a description to the properties of this JSON object.
addContent(Content) - Method in class dev.langchain4j.data.message.UserMessage.Builder
addEnumProperty(String, List) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single enum property to the properties of this JSON object.
addEnumProperty(String, List, String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single enum property with a description to the properties of this JSON object.
addIntegerProperty(String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single integer property to the properties of this JSON object.
addIntegerProperty(String, String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single integer property with a description to the properties of this JSON object.
additionalParams() - Method in class dev.langchain4j.web.search.WebSearchRequest: Get the additional parameters for the search request.
additionalParams(Map) - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Set the additional parameters for the search request.
additionalProperties() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
additionalProperties(Boolean) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder
addNumberProperty(String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single number property to the properties of this JSON object.
addNumberProperty(String, String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single number property with a description to the properties of this JSON object.
addProperties(Map) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds all properties in the parameter Map to the properties of this JSON object.
addProperty(String, JsonSchemaElement) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single property to the properties of this JSON object.
addStringProperty(String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single string property to the properties of this JSON object.
addStringProperty(String, String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Adds a single string property with a description to the properties of this JSON object.
aggregate(Map) - Method in interface dev.langchain4j.rag.content.aggregator.ContentAggregator: Aggregates all Contents retrieved by all ContentRetrievers using all Querys.
aggregate(Map) - Method in class dev.langchain4j.rag.content.aggregator.DefaultContentAggregator
aggregate(Map) - Method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator
AI - Enum constant in enum class dev.langchain4j.data.message.ChatMessageType: A message from the AI.
aiMessage() - Method in class dev.langchain4j.model.chat.response.ChatResponse
aiMessage(ToolExecutionRequest...) - Static method in class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given tool execution requests.
aiMessage(AiMessage) - Method in class dev.langchain4j.model.chat.response.ChatResponse.Builder
aiMessage(String) - Static method in class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given text.
aiMessage(String, List) - Static method in class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given text and tool execution requests.
aiMessage(List) - Static method in class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given tool execution requests.
AiMessage - Class in dev.langchain4j.data.message: Represents a message generated by AI (language model).
AiMessage(AiMessage.Builder) - Constructor for class dev.langchain4j.data.message.AiMessage
AiMessage(String) - Constructor for class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given text.
AiMessage(String, List) - Constructor for class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given text and tool execution requests.
AiMessage(List) - Constructor for class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given tool execution requests.
AiMessage.Builder - Class in dev.langchain4j.data.message
AiServiceCompletedEvent - Interface in dev.langchain4j.observability.api.event: Represents an event that occurs upon the completion of an invocation.
AiServiceCompletedEvent.AiServiceCompletedEventBuilder - Class in dev.langchain4j.observability.api.event: Builder for DefaultAiServiceCompletedEvent instances.
AiServiceCompletedEventBuilder() - Constructor for class dev.langchain4j.observability.api.event.AiServiceCompletedEvent.AiServiceCompletedEventBuilder
AiServiceCompletedEventBuilder(AiServiceCompletedEvent) - Constructor for class dev.langchain4j.observability.api.event.AiServiceCompletedEvent.AiServiceCompletedEventBuilder: Creates a builder initialized from an existing AiServiceCompletedEvent.
AiServiceCompletedListener - Interface in dev.langchain4j.observability.api.listener: A listener for AiServiceCompletedEvent, which represents an event that occurs upon the completion of an AI Service invocation.
AiServiceErrorEvent - Interface in dev.langchain4j.observability.api.event: Represents an event that occurs when an AI Service invocation fails.
AiServiceErrorEvent.AiServiceErrorEventBuilder - Class in dev.langchain4j.observability.api.event: Builder for DefaultAiServiceErrorEvent instances.
AiServiceErrorEventBuilder() - Constructor for class dev.langchain4j.observability.api.event.AiServiceErrorEvent.AiServiceErrorEventBuilder
AiServiceErrorEventBuilder(AiServiceErrorEvent) - Constructor for class dev.langchain4j.observability.api.event.AiServiceErrorEvent.AiServiceErrorEventBuilder: Creates a builder initialized from an existing AiServiceErrorEvent.
AiServiceErrorListener - Interface in dev.langchain4j.observability.api.listener: A listener for AiServiceErrorEvent, which represents an event that occurs when an AI Service invocation fails.
AiServiceEvent - Interface in dev.langchain4j.observability.api.event
AiServiceEvent.Builder<T> - Class in dev.langchain4j.observability.api.event: An abstract base class for building instances of types that extend AiServiceEvent.
AiServiceListener<T> - Interface in dev.langchain4j.observability.api.listener: A AiServiceEvent listener that listens for
aiservicelistenerregistrar() - Method in class dev.langchain4j.guardrail.GuardrailRequestParams: Returns the AiServiceListenerRegistrar, which provides functionality for registering, unregistering, and notifying listeners of AI service invocation events.
aiServiceListenerRegistrar(AiServiceListenerRegistrar) - Method in class dev.langchain4j.guardrail.GuardrailRequestParams.Builder: Sets the AI service invocation event listener registrar.
AiServiceListenerRegistrar - Interface in dev.langchain4j.observability.api: A registrar for registering AiServiceListeners.
AiServiceListenerRegistrarFactory - Interface in dev.langchain4j.spi.observability: A factory for creating AiServiceListenerRegistrar instances.
AiServiceResponseReceivedEvent - Interface in dev.langchain4j.observability.api.event: Invoked when response from a ChatModel is received.
AiServiceResponseReceivedEvent.AiServiceResponseReceivedEventBuilder - Class in dev.langchain4j.observability.api.event: Builder for DefaultAiServiceResponseReceivedEvent instances.
AiServiceResponseReceivedEventBuilder() - Constructor for class dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent.AiServiceResponseReceivedEventBuilder
AiServiceResponseReceivedEventBuilder(AiServiceResponseReceivedEvent) - Constructor for class dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent.AiServiceResponseReceivedEventBuilder: Creates a builder initialized from an existing AiServiceResponseReceivedEvent.
AiServiceResponseReceivedListener - Interface in dev.langchain4j.observability.api.listener: A listener for AiServiceResponseReceivedEvent, which represents an event that occurs when a response from a large language model (LLM) is received.
AiServiceStartedEvent - Interface in dev.langchain4j.observability.api.event: Called when an LLM invocation has started.
AiServiceStartedEvent.AiServiceStartedEventBuilder - Class in dev.langchain4j.observability.api.event: Builder for DefaultAiServiceStartedEvent instances.
AiServiceStartedEventBuilder() - Constructor for class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder
AiServiceStartedEventBuilder(AiServiceStartedEvent) - Constructor for class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder: Creates a builder initialized from an existing AiServiceStartedEvent.
AiServiceStartedListener - Interface in dev.langchain4j.observability.api.listener: A listener for AiServiceStartedEvent, which represents an event that occurs when an AI Service invocation starts.
allRequests() - Method in class dev.langchain4j.internal.ToolCallBuilder
AMAZON_BEDROCK - Enum constant in enum class dev.langchain4j.model.ModelProvider
and(Filter) - Method in interface dev.langchain4j.store.embedding.filter.Filter
and(Filter, Filter) - Static method in interface dev.langchain4j.store.embedding.filter.Filter
And - Class in dev.langchain4j.store.embedding.filter.logical
And(Filter, Filter) - Constructor for class dev.langchain4j.store.embedding.filter.logical.And
ANTHROPIC - Enum constant in enum class dev.langchain4j.model.ModelProvider
anyOf() - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema
anyOf(JsonSchemaElement...) - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema.Builder
anyOf(List) - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema.Builder
appendArguments(String) - Method in class dev.langchain4j.internal.ToolCallBuilder
apply(Object) - Method in class dev.langchain4j.model.input.PromptTemplate: Applies a value to a template containing a single variable.
apply(Map) - Method in class dev.langchain4j.model.input.PromptTemplate: Applies multiple values to a template containing multiple variables.
apply(T) - Method in interface dev.langchain4j.internal.JsonParsingUtils.ThrowingFunction
areNotNullOrBlank(String...) - Static method in class dev.langchain4j.internal.Utils: Are all the given strings not null and not blank?
arguments() - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest: Returns the arguments of the tool.
arguments(String) - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest.Builder: Sets the arguments.
asMap() - Method in class dev.langchain4j.invocation.InvocationParameters
asString() - Method in interface dev.langchain4j.guardrail.GuardrailResult
asString() - Method in interface dev.langchain4j.guardrail.GuardrailResult.Failure: The string representation of the failure
attribute(String, Class) - Method in class dev.langchain4j.data.message.AiMessage: Returns additional attribute by it's key.
attributes() - Method in class dev.langchain4j.data.message.AiMessage: Returns additional attributes, typically provider-specific.
attributes() - Method in class dev.langchain4j.data.message.CustomMessage: Returns the message attributes.
attributes() - Method in class dev.langchain4j.model.chat.listener.ChatModelErrorContext
attributes() - Method in class dev.langchain4j.model.chat.listener.ChatModelRequestContext
attributes() - Method in class dev.langchain4j.model.chat.listener.ChatModelResponseContext
attributes(Map) - Method in class dev.langchain4j.data.message.AiMessage.Builder
audio() - Method in class dev.langchain4j.data.message.AudioContent: Get the Audio.
audio() - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest
audio(Audio) - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest.Builder: Sets the audio data to transcribe.
Audio - Class in dev.langchain4j.data.audio: Represents audio data that can be used with various AI model implementations.
AUDIO - Enum constant in enum class dev.langchain4j.data.message.ContentType: Audio content.
Audio.Builder - Class in dev.langchain4j.data.audio: Builder for Audio.
AudioContent - Class in dev.langchain4j.data.message
AudioContent(Audio) - Constructor for class dev.langchain4j.data.message.AudioContent: Create a new AudioContent from the given Audio.
AudioContent(String) - Constructor for class dev.langchain4j.data.message.AudioContent: Create a new AudioContent from the given url.
AudioContent(String, String) - Constructor for class dev.langchain4j.data.message.AudioContent: Create a new AudioContent from the given base64 data and mime type.
AudioContent(URI) - Constructor for class dev.langchain4j.data.message.AudioContent: Create a new AudioContent from the given url.
AudioTranscriptionModel - Interface in dev.langchain4j.model.audio: A model that can transcribe audio into text.
AudioTranscriptionRequest - Class in dev.langchain4j.model.audio: Request to transcribe audio.
AudioTranscriptionRequest.Builder - Class in dev.langchain4j.model.audio
AudioTranscriptionResponse - Class in dev.langchain4j.model.audio: Response containing the transcription of an audio file.
AudioTranscriptionResponse(String) - Constructor for class dev.langchain4j.model.audio.AudioTranscriptionResponse: Creates a new response with the given text.
augment(AugmentationRequest) - Method in class dev.langchain4j.rag.DefaultRetrievalAugmentor
augment(AugmentationRequest) - Method in interface dev.langchain4j.rag.RetrievalAugmentor: Augments the ChatMessage provided in the AugmentationRequest with retrieved Contents.
AugmentationRequest - Class in dev.langchain4j.rag: Represents a request for ChatMessage augmentation.
AugmentationRequest(ChatMessage, Metadata) - Constructor for class dev.langchain4j.rag.AugmentationRequest
augmentationResult() - Method in class dev.langchain4j.guardrail.GuardrailRequestParams: Returns the augmentation result.
augmentationResult(AugmentationResult) - Method in class dev.langchain4j.guardrail.GuardrailRequestParams.Builder: Sets the augmentation result.
AugmentationResult - Class in dev.langchain4j.rag: Represents the result of a ChatMessage augmentation.
AugmentationResult(ChatMessage, List) - Constructor for class dev.langchain4j.rag.AugmentationResult
AugmentationResult.AugmentationResultBuilder - Class in dev.langchain4j.rag
AuthenticationException - Exception Class in dev.langchain4j.exception
AuthenticationException(String) - Constructor for exception class dev.langchain4j.exception.AuthenticationException
AuthenticationException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.AuthenticationException
AuthenticationException(Throwable) - Constructor for exception class dev.langchain4j.exception.AuthenticationException
AUTO - Enum constant in enum class dev.langchain4j.data.message.ImageContent.DetailLevel: Auto detail.
AUTO - Enum constant in enum class dev.langchain4j.model.chat.request.ToolChoice: The chat model can choose whether to use tools, which ones to use, and how many.
AZURE_OPEN_AI - Enum constant in enum class dev.langchain4j.model.ModelProvider

B

backoffExp(double) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy.Builder: Sets the backoff exponent.
base64Data() - Method in class dev.langchain4j.data.audio.Audio: Get the Base64 encoded string representation of the audio data.
base64Data() - Method in class dev.langchain4j.data.image.Image: Get the base64 data of the image.
base64Data() - Method in class dev.langchain4j.data.pdf.PdfFile: Get the base64 data of the rich format document.
base64Data() - Method in class dev.langchain4j.data.video.Video: Get the base64 data of the video.
base64Data(String) - Method in class dev.langchain4j.data.audio.Audio.Builder: Set the Base64 encoded string representation of the audio data.
base64Data(String) - Method in class dev.langchain4j.data.image.Image.Builder: Set the base64 data of the image.
base64Data(String) - Method in class dev.langchain4j.data.pdf.PdfFile.Builder: Set the base64 data of the PDF document.
base64Data(String) - Method in class dev.langchain4j.data.video.Video.Builder: Set the base64 data of the video.
between(Embedding, Embedding) - Static method in class dev.langchain4j.store.embedding.CosineSimilarity: Calculates cosine similarity between two vectors.
binaryData() - Method in class dev.langchain4j.data.audio.Audio: Get the raw binary data of the audio as a byte array.
binaryData(byte[]) - Method in class dev.langchain4j.data.audio.Audio.Builder: Set the raw binary data of the audio as a byte array.
BlankDocumentException - Exception Class in dev.langchain4j.data.document
BlankDocumentException() - Constructor for exception class dev.langchain4j.data.document.BlankDocumentException
blockRetry() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult: Block all retries for this result
blockRetry() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult.Failure: Create a failure from this failure that blocks retries
build() - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest.Builder: Returns a ToolExecutionRequest built from the parameters previously set.
build() - Method in class dev.langchain4j.agent.tool.ToolSpecification.Builder: Returns a ToolSpecification built from the parameters previously set.
build() - Method in class dev.langchain4j.data.audio.Audio.Builder: Build the Audio.
build() - Method in class dev.langchain4j.data.image.Image.Builder: Build the Image.
build() - Method in class dev.langchain4j.data.message.AiMessage.Builder
build() - Method in class dev.langchain4j.data.message.UserMessage.Builder
build() - Method in class dev.langchain4j.data.pdf.PdfFile.Builder: Build the PdfFile.
build() - Method in class dev.langchain4j.data.video.Video.Builder: Build the Video.
build() - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor.GuardrailExecutorBuilder: Constructs and returns an instance of GuardrailExecutor.
build() - Method in class dev.langchain4j.guardrail.ChatExecutor.AbstractBuilder: Constructs and returns an instance of ChatExecutor.
build() - Method in class dev.langchain4j.guardrail.ChatExecutor.StreamingToSynchronousBuilder: Constructs and returns an instance of ChatExecutor.
build() - Method in class dev.langchain4j.guardrail.ChatExecutor.SynchronousBuilder: Constructs and returns an instance of ChatExecutor.
build() - Method in interface dev.langchain4j.guardrail.config.GuardrailsConfigBuilder: Builds the configuration.
build() - Method in class dev.langchain4j.guardrail.GuardrailRequestParams.Builder: Builds a new GuardrailRequestParams.
build() - Method in class dev.langchain4j.guardrail.InputGuardrailExecutor.InputGuardrailExecutorBuilder
build() - Method in class dev.langchain4j.guardrail.InputGuardrailRequest.Builder: Builds a new InputGuardrailRequest.
build() - Method in class dev.langchain4j.guardrail.OutputGuardrailExecutor.OutputGuardrailExecutorBuilder
build() - Method in class dev.langchain4j.guardrail.OutputGuardrailRequest.Builder: Builds a new OutputGuardrailRequest.
build() - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy.Builder: Builds a RetryPolicy.
build() - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Constructs an instance of InvocationContext using the current state of the builder.
build() - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest.Builder
build() - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
build() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonArraySchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonBooleanSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonIntegerSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonNumberSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonRawSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonReferenceSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.json.JsonStringSchema.Builder
build() - Method in class dev.langchain4j.model.chat.request.ResponseFormat.Builder
build() - Method in class dev.langchain4j.model.chat.response.ChatResponse.Builder
build() - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata.Builder
build() - Method in class dev.langchain4j.model.chat.response.PartialToolCall.Builder
build() - Method in class dev.langchain4j.observability.api.event.AiServiceCompletedEvent.AiServiceCompletedEventBuilder: Builds a AiServiceCompletedEvent.
build() - Method in class dev.langchain4j.observability.api.event.AiServiceErrorEvent.AiServiceErrorEventBuilder: Builds a AiServiceErrorEvent.
build() - Method in class dev.langchain4j.observability.api.event.AiServiceEvent.Builder
build() - Method in class dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent.AiServiceResponseReceivedEventBuilder: Builds a AiServiceResponseReceivedEvent.
build() - Method in class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder: Builds a AiServiceStartedEvent.
build() - Method in class dev.langchain4j.observability.api.event.InputGuardrailExecutedEvent.InputGuardrailExecutedEventBuilder: Builds a InputGuardrailExecutedEvent.
build() - Method in class dev.langchain4j.observability.api.event.OutputGuardrailExecutedEvent.OutputGuardrailExecutedEventBuilder: Builds a OutputGuardrailExecutedEvent.
build() - Method in class dev.langchain4j.observability.api.event.ToolExecutedEvent.ToolExecutedEventBuilder: Builds a ToolExecutedEvent.
build() - Method in class dev.langchain4j.rag.AugmentationResult.AugmentationResultBuilder
build() - Method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator.ReRankingContentAggregatorBuilder
build() - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector.DefaultContentInjectorBuilder
build() - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
build() - Method in class dev.langchain4j.rag.content.retriever.WebSearchContentRetriever.WebSearchContentRetrieverBuilder
build() - Method in class dev.langchain4j.rag.DefaultRetrievalAugmentor.DefaultRetrievalAugmentorBuilder
build() - Method in class dev.langchain4j.rag.query.Metadata.Builder
build() - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.LanguageModelQueryRouterBuilder
build() - Method in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer.CompressingQueryTransformerBuilder
build() - Method in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer.ExpandingQueryTransformerBuilder
build() - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest.EmbeddingSearchRequestBuilder
build() - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor.Builder: Builds the EmbeddingStoreIngestor.
build() - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Build the web search request.
buildAndReset() - Method in class dev.langchain4j.internal.ToolCallBuilder
builder() - Static method in class dev.langchain4j.agent.tool.ToolExecutionRequest: Creates builder to build ToolExecutionRequest.
builder() - Static method in class dev.langchain4j.agent.tool.ToolSpecification: Creates builder to build ToolSpecification.
builder() - Static method in class dev.langchain4j.data.audio.Audio: Create a new Audio.Builder.
builder() - Static method in class dev.langchain4j.data.image.Image: Create a new Image.Builder.
builder() - Static method in class dev.langchain4j.data.message.AiMessage
builder() - Static method in class dev.langchain4j.data.message.UserMessage
builder() - Static method in class dev.langchain4j.data.pdf.PdfFile: Create a new PdfFile.Builder.
builder() - Static method in class dev.langchain4j.data.video.Video: Create a new Video.Builder.
builder() - Static method in interface dev.langchain4j.guardrail.config.InputGuardrailsConfig: Gets a builder instance for building InputGuardrailsConfig instances.
builder() - Static method in interface dev.langchain4j.guardrail.config.OutputGuardrailsConfig: Gets a newBuilder instance for building OutputGuardrailsConfig instances.
builder() - Static method in class dev.langchain4j.guardrail.GuardrailRequestParams: Creates a new builder for GuardrailRequestParams.
builder() - Static method in class dev.langchain4j.guardrail.InputGuardrailExecutor: Creates and returns a new builder for InputGuardrailExecutor.
builder() - Static method in class dev.langchain4j.guardrail.InputGuardrailRequest: Creates a new builder for InputGuardrailRequest.
builder() - Static method in class dev.langchain4j.guardrail.OutputGuardrailExecutor: Creates a new instance of OutputGuardrailExecutor.OutputGuardrailExecutorBuilder.
builder() - Static method in class dev.langchain4j.guardrail.OutputGuardrailRequest: Creates a new builder for OutputGuardrailRequest.
builder() - Static method in interface dev.langchain4j.invocation.InvocationContext: Creates a new instance of the Builder class for constructing instances of DefaultInvocationContext.
builder() - Static method in class dev.langchain4j.model.audio.AudioTranscriptionRequest
builder() - Static method in class dev.langchain4j.model.chat.request.ChatRequest
builder() - Static method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
builder() - Static method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonArraySchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonBooleanSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonIntegerSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonNumberSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonRawSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonReferenceSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonSchema
builder() - Static method in class dev.langchain4j.model.chat.request.json.JsonStringSchema
builder() - Static method in class dev.langchain4j.model.chat.request.ResponseFormat
builder() - Static method in class dev.langchain4j.model.chat.response.ChatResponse
builder() - Static method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
builder() - Static method in class dev.langchain4j.model.chat.response.PartialToolCall
builder() - Static method in interface dev.langchain4j.observability.api.event.AiServiceCompletedEvent
builder() - Static method in interface dev.langchain4j.observability.api.event.AiServiceErrorEvent
builder() - Static method in interface dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent
builder() - Static method in interface dev.langchain4j.observability.api.event.AiServiceStartedEvent: Creates a new builder instance for constructing a AiServiceStartedEvent.
builder() - Static method in interface dev.langchain4j.observability.api.event.InputGuardrailExecutedEvent
builder() - Static method in interface dev.langchain4j.observability.api.event.OutputGuardrailExecutedEvent
builder() - Static method in interface dev.langchain4j.observability.api.event.ToolExecutedEvent: Creates a new builder instance for constructing a ToolExecutedEvent.
builder() - Static method in class dev.langchain4j.rag.AugmentationResult
builder() - Static method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator
builder() - Static method in class dev.langchain4j.rag.content.injector.DefaultContentInjector
builder() - Static method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
builder() - Static method in class dev.langchain4j.rag.content.retriever.WebSearchContentRetriever
builder() - Static method in class dev.langchain4j.rag.DefaultRetrievalAugmentor
builder() - Static method in class dev.langchain4j.rag.query.Metadata
builder() - Static method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
builder() - Static method in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
builder() - Static method in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
builder() - Static method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest
builder() - Static method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor: Creates a new EmbeddingStoreIngestor builder.
builder() - Static method in class dev.langchain4j.web.search.WebSearchRequest: Create a new builder instance.
builder(Audio) - Static method in class dev.langchain4j.model.audio.AudioTranscriptionRequest
builder(ChatModel) - Static method in interface dev.langchain4j.guardrail.ChatExecutor: Creates a new ChatExecutor.SynchronousBuilder instance for constructing ChatExecutor objects that perform synchronous chat requests.
builder(StreamingChatModel) - Static method in interface dev.langchain4j.guardrail.ChatExecutor: Creates a new ChatExecutor.StreamingToSynchronousBuilder instance for constructing ChatExecutor objects that perform streaming chat requests.
Builder() - Constructor for class dev.langchain4j.data.audio.Audio.Builder: Create a new Audio.Builder.
Builder() - Constructor for class dev.langchain4j.data.image.Image.Builder: Create a new Image.Builder.
Builder() - Constructor for class dev.langchain4j.data.message.AiMessage.Builder
Builder() - Constructor for class dev.langchain4j.data.message.UserMessage.Builder
Builder() - Constructor for class dev.langchain4j.data.pdf.PdfFile.Builder: Create a new PdfFile.Builder.
Builder() - Constructor for class dev.langchain4j.data.video.Video.Builder: Create a new Video.Builder.
Builder() - Constructor for class dev.langchain4j.guardrail.GuardrailRequestParams.Builder
Builder() - Constructor for class dev.langchain4j.guardrail.InputGuardrailRequest.Builder
Builder() - Constructor for class dev.langchain4j.internal.RetryUtils.RetryPolicy.Builder: Construct a RetryPolicy.Builder.
Builder() - Constructor for class dev.langchain4j.invocation.InvocationContext.Builder
Builder() - Constructor for class dev.langchain4j.model.audio.AudioTranscriptionRequest.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.ChatRequest.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonArraySchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonBooleanSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonEnumSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonIntegerSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonNumberSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonRawSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonReferenceSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.json.JsonStringSchema.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.request.ResponseFormat.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.response.ChatResponse.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.response.ChatResponseMetadata.Builder
Builder() - Constructor for class dev.langchain4j.model.chat.response.PartialToolCall.Builder
Builder() - Constructor for class dev.langchain4j.observability.api.event.AiServiceEvent.Builder
Builder() - Constructor for class dev.langchain4j.rag.query.Metadata.Builder
Builder() - Constructor for class dev.langchain4j.store.embedding.EmbeddingStoreIngestor.Builder: Creates a new EmbeddingStoreIngestor builder.
Builder(GuardrailRequestParams) - Constructor for class dev.langchain4j.guardrail.GuardrailRequestParams.Builder
Builder(InvocationContext) - Constructor for class dev.langchain4j.invocation.InvocationContext.Builder
Builder(ChatRequest) - Constructor for class dev.langchain4j.model.chat.request.ChatRequest.Builder
Builder(ChatResponse) - Constructor for class dev.langchain4j.model.chat.response.ChatResponse.Builder
Builder(T) - Constructor for class dev.langchain4j.observability.api.event.AiServiceEvent.Builder

C

Capability - Enum Class in dev.langchain4j.model.chat: Represents a capability of a ChatModel or StreamingChatModel.
cause() - Method in interface dev.langchain4j.guardrail.GuardrailResult.Failure: The cause of the failure
cause() - Method in class dev.langchain4j.guardrail.InputGuardrailResult.Failure
cause() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult.Failure
chat(ChatMessage...) - Method in interface dev.langchain4j.model.chat.ChatModel
chat(ChatRequest) - Method in interface dev.langchain4j.model.chat.ChatModel: This is the main API to interact with the chat model.
chat(ChatRequest, StreamingChatResponseHandler) - Method in interface dev.langchain4j.model.chat.StreamingChatModel: This is the main API to interact with the chat model.
chat(String) - Method in interface dev.langchain4j.model.chat.ChatModel
chat(String, StreamingChatResponseHandler) - Method in interface dev.langchain4j.model.chat.StreamingChatModel
chat(List) - Method in interface dev.langchain4j.model.chat.ChatModel
chat(List, StreamingChatResponseHandler) - Method in interface dev.langchain4j.model.chat.StreamingChatModel
chatExecutor() - Method in class dev.langchain4j.guardrail.OutputGuardrailRequest: Returns the chat executor.
chatExecutor(ChatExecutor) - Method in class dev.langchain4j.guardrail.OutputGuardrailRequest.Builder: Sets the chat executor.
ChatExecutor - Interface in dev.langchain4j.guardrail: Generic executor interface that defines a chat interaction
ChatExecutor.AbstractBuilder<T> - Class in dev.langchain4j.guardrail: An abstract base-builder class for constructing instances of ChatExecutor.
ChatExecutor.StreamingToSynchronousBuilder - Class in dev.langchain4j.guardrail: StreamingToSynchronousBuilder for constructing instances of ChatExecutor.
ChatExecutor.SynchronousBuilder - Class in dev.langchain4j.guardrail: SynchronousBuilder for constructing instances of ChatExecutor.
chatMemory() - Method in class dev.langchain4j.guardrail.GuardrailRequestParams: Returns the chat memory.
chatMemory() - Method in class dev.langchain4j.rag.query.Metadata
chatMemory(ChatMemory) - Method in class dev.langchain4j.guardrail.GuardrailRequestParams.Builder: Sets the chat memory.
chatMemory(List) - Method in class dev.langchain4j.rag.query.Metadata.Builder
ChatMemory - Interface in dev.langchain4j.memory: Represents the memory (history) of a chat conversation.
chatMemoryId() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
chatMemoryId() - Method in class dev.langchain4j.invocation.InvocationContext.Builder
chatMemoryId() - Method in interface dev.langchain4j.invocation.InvocationContext: The chat memory id parameter of the method
chatMemoryId() - Method in class dev.langchain4j.rag.query.Metadata
chatMemoryId(Object) - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Sets the memory identifier for the builder.
ChatMemoryStore - Interface in dev.langchain4j.store.memory.chat: Represents a store for the ChatMemory state.
chatMessage() - Method in class dev.langchain4j.rag.AugmentationRequest
chatMessage() - Method in class dev.langchain4j.rag.AugmentationResult
chatMessage() - Method in class dev.langchain4j.rag.query.Metadata
chatMessage(ChatMessage) - Method in class dev.langchain4j.rag.AugmentationResult.AugmentationResultBuilder
chatMessage(ChatMessage) - Method in class dev.langchain4j.rag.query.Metadata.Builder
ChatMessage - Interface in dev.langchain4j.data.message: Represents a chat message.
ChatMessageDeserializer - Class in dev.langchain4j.data.message: A deserializer for ChatMessage objects.
ChatMessageJsonCodec - Interface in dev.langchain4j.data.message: A codec for serializing and deserializing ChatMessage objects to and from JSON.
ChatMessageJsonCodecFactory - Interface in dev.langchain4j.spi.data.message: A factory for creating ChatMessageJsonCodec objects.
chatMessageJsonMapperBuilder() - Static method in class dev.langchain4j.data.message.JacksonChatMessageJsonCodec
ChatMessageSerializer - Class in dev.langchain4j.data.message
ChatMessageSerializer() - Constructor for class dev.langchain4j.data.message.ChatMessageSerializer
ChatMessageType - Enum Class in dev.langchain4j.data.message: The type of content, e.g.
chatModel - Variable in class dev.langchain4j.guardrail.ChatExecutor.SynchronousBuilder
chatModel - Variable in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
chatModel - Variable in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
chatModel - Variable in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
chatModel(ChatModel) - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.LanguageModelQueryRouterBuilder
chatModel(ChatModel) - Method in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer.CompressingQueryTransformerBuilder
chatModel(ChatModel) - Method in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer.ExpandingQueryTransformerBuilder
ChatModel - Interface in dev.langchain4j.model.chat: Represents a language model that has a chat API.
ChatModelErrorContext - Class in dev.langchain4j.model.chat.listener: The chat model error context.
ChatModelErrorContext(Throwable, ChatRequest, ModelProvider, Map) - Constructor for class dev.langchain4j.model.chat.listener.ChatModelErrorContext
ChatModelListener - Interface in dev.langchain4j.model.chat.listener: A ChatModel listener that listens for requests, responses and errors.
ChatModelRequestContext - Class in dev.langchain4j.model.chat.listener: The chat model request context.
ChatModelRequestContext(ChatRequest, ModelProvider, Map) - Constructor for class dev.langchain4j.model.chat.listener.ChatModelRequestContext
ChatModelResponseContext - Class in dev.langchain4j.model.chat.listener: The chat response context.
ChatModelResponseContext(ChatResponse, ChatRequest, ModelProvider, Map) - Constructor for class dev.langchain4j.model.chat.listener.ChatModelResponseContext
chatRequest - Variable in class dev.langchain4j.guardrail.ChatExecutor.AbstractBuilder
chatRequest() - Method in class dev.langchain4j.model.chat.listener.ChatModelErrorContext
chatRequest() - Method in class dev.langchain4j.model.chat.listener.ChatModelRequestContext
chatRequest() - Method in class dev.langchain4j.model.chat.listener.ChatModelResponseContext
chatRequest(ChatRequest) - Method in class dev.langchain4j.guardrail.ChatExecutor.AbstractBuilder: Sets the ChatRequest instance for the synchronousBuilder.
ChatRequest - Class in dev.langchain4j.model.chat.request
ChatRequest(ChatRequest.Builder) - Constructor for class dev.langchain4j.model.chat.request.ChatRequest
ChatRequest.Builder - Class in dev.langchain4j.model.chat.request
ChatRequestParameters - Interface in dev.langchain4j.model.chat.request: Represents common chat request parameters supported by most LLM providers.
ChatRequestValidationUtils - Class in dev.langchain4j.internal
ChatRequestValidationUtils() - Constructor for class dev.langchain4j.internal.ChatRequestValidationUtils
chatResponse() - Method in class dev.langchain4j.model.chat.listener.ChatModelResponseContext
ChatResponse - Class in dev.langchain4j.model.chat.response
ChatResponse(ChatResponse.Builder) - Constructor for class dev.langchain4j.model.chat.response.ChatResponse
ChatResponse.Builder - Class in dev.langchain4j.model.chat.response
ChatResponseMetadata - Class in dev.langchain4j.model.chat.response: Represents common chat response metadata supported by most LLM providers.
ChatResponseMetadata(ChatResponseMetadata.Builder) - Constructor for class dev.langchain4j.model.chat.response.ChatResponseMetadata
ChatResponseMetadata.Builder<T> - Class in dev.langchain4j.model.chat.response
ClassInstanceFactory - Interface in dev.langchain4j.spi.classloading: A factory for providing instances of classes
ClassInstanceLoader - Class in dev.langchain4j.classinstance: Utility class for creating and retrieving instances of specified class types.
ClassMetadataProviderFactory<MethodKey> - Interface in dev.langchain4j.spi.classloading: A factory interface for providing access to class metadata.
clear() - Method in interface dev.langchain4j.memory.ChatMemory: Clears the chat memory.
CodeExecutionEngine - Interface in dev.langchain4j.code: Interface for executing code.
commonParams(GuardrailRequestParams) - Method in class dev.langchain4j.guardrail.InputGuardrailRequest.Builder: Sets the common parameters.
comparisonValue() - Method in class dev.langchain4j.store.embedding.filter.comparison.ContainsString
comparisonValue() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsEqualTo
comparisonValue() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThan
comparisonValue() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThanOrEqualTo
comparisonValue() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThan
comparisonValue() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThanOrEqualTo
comparisonValue() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotEqualTo
comparisonValues() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsIn
comparisonValues() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotIn
CompleteToolCall - Class in dev.langchain4j.model.chat.response: Represents a complete tool call.
CompleteToolCall(int, ToolExecutionRequest) - Constructor for class dev.langchain4j.model.chat.response.CompleteToolCall
composeResult(R, R) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor
CompressingQueryTransformer - Class in dev.langchain4j.rag.query.transformer: A QueryTransformer that leverages a ChatModel to condense a given Query along with a chat memory (previous conversation history) into a concise Query.
CompressingQueryTransformer(ChatModel) - Constructor for class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
CompressingQueryTransformer(ChatModel, PromptTemplate) - Constructor for class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
CompressingQueryTransformer.CompressingQueryTransformerBuilder - Class in dev.langchain4j.rag.query.transformer
config() - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor
config() - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor.GuardrailExecutorBuilder: Retrieves the current configuration instance used by this builder.
config() - Method in interface dev.langchain4j.guardrail.GuardrailExecutor: The GuardrailsConfig to use for configuration of the guardrail execution
config(C) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor.GuardrailExecutorBuilder: Sets the configuration for the guardrail executor builder.
containsKey(String) - Method in class dev.langchain4j.data.document.Metadata: Check whether this Metadata contains a given key.
containsKey(String) - Method in class dev.langchain4j.invocation.InvocationParameters
containsString(String) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
ContainsString - Class in dev.langchain4j.store.embedding.filter.comparison: A filter that checks if the value of a metadata key contains a specific string.
ContainsString(String, String) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.ContainsString
content() - Method in class dev.langchain4j.model.output.Response: Get the content.
content() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult: Returns the content scraped from the web page.
Content - Interface in dev.langchain4j.data.message: Abstract base interface for message content.
Content - Interface in dev.langchain4j.rag.content: Represents content relevant to a user Query with the potential to enhance and ground the LLM's response.
CONTENT_FILTER - Enum constant in enum class dev.langchain4j.model.output.FinishReason: The call finished signalling a need for content filtering.
contentAggregator(ContentAggregator) - Method in class dev.langchain4j.rag.DefaultRetrievalAugmentor.DefaultRetrievalAugmentorBuilder
ContentAggregator - Interface in dev.langchain4j.rag.content.aggregator: Aggregates all Contents retrieved from all ContentRetrievers using all Querys.
ContentFilteredException - Exception Class in dev.langchain4j.exception: Exception thrown when the LLM provider refuses to process a request due to content filtering or violation of usage policies.
ContentFilteredException(String) - Constructor for exception class dev.langchain4j.exception.ContentFilteredException
ContentFilteredException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.ContentFilteredException
ContentFilteredException(Throwable) - Constructor for exception class dev.langchain4j.exception.ContentFilteredException
contentInjector(ContentInjector) - Method in class dev.langchain4j.rag.DefaultRetrievalAugmentor.DefaultRetrievalAugmentorBuilder
ContentInjector - Interface in dev.langchain4j.rag.content.injector: Injects given Contents into a given UserMessage.
ContentMetadata - Enum Class in dev.langchain4j.rag.content
contentRetriever(ContentRetriever) - Method in class dev.langchain4j.rag.DefaultRetrievalAugmentor.DefaultRetrievalAugmentorBuilder
ContentRetriever - Interface in dev.langchain4j.rag.content.retriever: Retrieves Contents from an underlying data source using a given Query.
contents() - Method in class dev.langchain4j.data.message.UserMessage: The Contents of the message.
contents() - Method in class dev.langchain4j.rag.AugmentationResult
contents(List) - Method in class dev.langchain4j.data.message.UserMessage.Builder
contents(List) - Method in class dev.langchain4j.rag.AugmentationResult.AugmentationResultBuilder
ContentType - Enum Class in dev.langchain4j.data.message: The type of content, e.g.
copy() - Method in class dev.langchain4j.data.document.Metadata: Copies the metadata.
copy(List) - Static method in class dev.langchain4j.internal.Utils: Returns an (unmodifiable) copy of the provided list.
copy(Map) - Static method in class dev.langchain4j.internal.Utils: Returns an (unmodifiable) copy of the provided map.
copy(Set) - Static method in class dev.langchain4j.internal.Utils: Returns an (unmodifiable) copy of the provided set.
copyIfNotNull(List) - Static method in class dev.langchain4j.internal.Utils: Returns an (unmodifiable) copy of the provided list.
copyIfNotNull(Map) - Static method in class dev.langchain4j.internal.Utils: Returns an (unmodifiable) copy of the provided map.
copyIfNotNull(Set) - Static method in class dev.langchain4j.internal.Utils: Returns an (unmodifiable) copy of the provided set.
CosineSimilarity - Class in dev.langchain4j.store.embedding: Utility class for calculating cosine similarity between two vectors.
create() - Method in interface dev.langchain4j.spi.data.document.parser.DocumentParserFactory
create() - Method in interface dev.langchain4j.spi.data.document.splitter.DocumentSplitterFactory
create() - Method in interface dev.langchain4j.spi.data.message.ChatMessageJsonCodecFactory: Creates a new ChatMessageJsonCodec object.
create() - Method in interface dev.langchain4j.spi.json.JsonCodecFactory: Create a new Json.JsonCodec.
create() - Method in interface dev.langchain4j.spi.model.embedding.EmbeddingModelFactory
create(PromptTemplateFactory.Input) - Method in interface dev.langchain4j.spi.prompt.PromptTemplateFactory: Create a new prompt template.
createEmptyObservabilityEventBuilderInstance() - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor: Creates an empty instance of GuardrailExecutedEvent.GuardrailExecutedEventBuilder used for constructing observability event objects.
createEmptyObservabilityEventBuilderInstance() - Method in class dev.langchain4j.guardrail.InputGuardrailExecutor
createEmptyObservabilityEventBuilderInstance() - Method in class dev.langchain4j.guardrail.OutputGuardrailExecutor
createFailure(List) - Method in class dev.langchain4j.guardrail.InputGuardrailExecutor: Creates a failure result from some InputGuardrailResult.Failures.
createFailure(List) - Method in class dev.langchain4j.guardrail.OutputGuardrailExecutor: Creates a failure result from some OutputGuardrailResult.Failures.
createFailure(List) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor: Creates a failure result from some GuardrailResult.Failures.
createGuardrailException(String, Throwable) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor: Creates a GuardrailException using the provided message and optional cause.
createGuardrailException(String, Throwable) - Method in class dev.langchain4j.guardrail.InputGuardrailExecutor
createGuardrailException(String, Throwable) - Method in class dev.langchain4j.guardrail.OutputGuardrailExecutor
createPrompt(ChatMessage, List) - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector
createPrompt(Query) - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
createPrompt(Query) - Method in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
createPrompt(Query, String) - Method in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
createSuccess() - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor: Creates a success result.
createSuccess() - Method in class dev.langchain4j.guardrail.InputGuardrailExecutor: Creates a success result.
createSuccess() - Method in class dev.langchain4j.guardrail.OutputGuardrailExecutor: Creates a success result.
createVirtualThreadExecutor() - Static method in class dev.langchain4j.internal.VirtualThreadUtils: Creates a virtual thread per task executor, assuming virtual threads are supported.
createVirtualThreadExecutor(Supplier) - Static method in class dev.langchain4j.internal.VirtualThreadUtils: Creates a virtual thread per task executor using reflection.
CUSTOM - Enum constant in enum class dev.langchain4j.data.message.ChatMessageType: A custom message.
customMessage(Map) - Static method in class dev.langchain4j.data.message.CustomMessage: Creates a new custom message.
CustomMessage - Class in dev.langchain4j.data.message: Represents a custom message.
CustomMessage(Map) - Constructor for class dev.langchain4j.data.message.CustomMessage: Creates a new custom message.
CustomMimeTypesFileTypeDetector - Class in dev.langchain4j.internal: Utility class to guess the mime-type of a file from its path or URI.
CustomMimeTypesFileTypeDetector() - Constructor for class dev.langchain4j.internal.CustomMimeTypesFileTypeDetector: Create a file mime-type detector, using the internal default mappings, and fallback to JDK's built-in capabilities, when no suitable mapping is found.
CustomMimeTypesFileTypeDetector(Map) - Constructor for class dev.langchain4j.internal.CustomMimeTypesFileTypeDetector: Create a file mime-type detector, using your own custom file extension to mime-type mappings, with a fallback to JDK's built-in capabilities, when no suitable mapping is found

D

DEFAULT - Static variable in interface dev.langchain4j.internal.ExceptionMapper
DEFAULT_DISPLAY_NAME - Static variable in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
DEFAULT_FILTER - Static variable in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
DEFAULT_MAX_RESULTS - Static variable in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
DEFAULT_MIN_SCORE - Static variable in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
DEFAULT_N - Static variable in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
DEFAULT_PROMPT_TEMPLATE - Static variable in class dev.langchain4j.rag.content.injector.DefaultContentInjector
DEFAULT_PROMPT_TEMPLATE - Static variable in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
DEFAULT_PROMPT_TEMPLATE - Static variable in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
DEFAULT_PROMPT_TEMPLATE - Static variable in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
DEFAULT_QUERY_SELECTOR - Static variable in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator
DEFAULT_REPROMPT_MESSAGE - Static variable in class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail: The default message to use when reprompting
DEFAULT_REPROMPT_PROMPT - Static variable in class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail: The default prompt to append to the LLM during a reprompt
DEFAULT_RETRY_POLICY - Static variable in class dev.langchain4j.internal.RetryUtils: Default retry policy used by RetryUtils.withRetry(Callable).
DefaultAiServiceCompletedEvent - Class in dev.langchain4j.observability.event: Default implementation of AiServiceCompletedEvent.
DefaultAiServiceCompletedEvent(AiServiceCompletedEvent.AiServiceCompletedEventBuilder) - Constructor for class dev.langchain4j.observability.event.DefaultAiServiceCompletedEvent
DefaultAiServiceErrorEvent - Class in dev.langchain4j.observability.event: Default implementation of AiServiceErrorEvent.
DefaultAiServiceErrorEvent(AiServiceErrorEvent.AiServiceErrorEventBuilder) - Constructor for class dev.langchain4j.observability.event.DefaultAiServiceErrorEvent
DefaultAiServiceListenerRegistrar - Class in dev.langchain4j.observability.api: A default registrar for registering AiServiceListeners.
DefaultAiServiceListenerRegistrar() - Constructor for class dev.langchain4j.observability.api.DefaultAiServiceListenerRegistrar
DefaultAiServiceResponseReceivedEvent - Class in dev.langchain4j.observability.event: Default implementation of AiServiceResponseReceivedEvent.
DefaultAiServiceResponseReceivedEvent(AiServiceResponseReceivedEvent.AiServiceResponseReceivedEventBuilder) - Constructor for class dev.langchain4j.observability.event.DefaultAiServiceResponseReceivedEvent
DefaultAiServiceStartedEvent - Class in dev.langchain4j.observability.event: Default implementation of AiServiceStartedEvent.
DefaultAiServiceStartedEvent(AiServiceStartedEvent.AiServiceStartedEventBuilder) - Constructor for class dev.langchain4j.observability.event.DefaultAiServiceStartedEvent
DefaultChatRequestParameters - Class in dev.langchain4j.model.chat.request
DefaultChatRequestParameters(DefaultChatRequestParameters.Builder) - Constructor for class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
DefaultChatRequestParameters.Builder<T> - Class in dev.langchain4j.model.chat.request
DefaultContent - Class in dev.langchain4j.rag.content: A default implementation of a Content.
DefaultContent(TextSegment) - Constructor for class dev.langchain4j.rag.content.DefaultContent
DefaultContent(TextSegment, Map) - Constructor for class dev.langchain4j.rag.content.DefaultContent
DefaultContent(String) - Constructor for class dev.langchain4j.rag.content.DefaultContent
DefaultContentAggregator - Class in dev.langchain4j.rag.content.aggregator: Default implementation of ContentAggregator intended to be suitable for the majority of use cases.
DefaultContentAggregator() - Constructor for class dev.langchain4j.rag.content.aggregator.DefaultContentAggregator
DefaultContentInjector - Class in dev.langchain4j.rag.content.injector: Default implementation of ContentInjector intended to be suitable for the majority of use cases.
DefaultContentInjector() - Constructor for class dev.langchain4j.rag.content.injector.DefaultContentInjector
DefaultContentInjector(PromptTemplate) - Constructor for class dev.langchain4j.rag.content.injector.DefaultContentInjector
DefaultContentInjector(PromptTemplate, List) - Constructor for class dev.langchain4j.rag.content.injector.DefaultContentInjector
DefaultContentInjector(List) - Constructor for class dev.langchain4j.rag.content.injector.DefaultContentInjector
DefaultContentInjector.DefaultContentInjectorBuilder - Class in dev.langchain4j.rag.content.injector
DefaultDocument - Class in dev.langchain4j.data.document: A default implementation of a Document.
DefaultDocument(String) - Constructor for class dev.langchain4j.data.document.DefaultDocument
DefaultDocument(String, Metadata) - Constructor for class dev.langchain4j.data.document.DefaultDocument
DefaultExceptionMapper() - Constructor for class dev.langchain4j.internal.ExceptionMapper.DefaultExceptionMapper
DefaultExecutorProvider - Class in dev.langchain4j.internal
DefaultGuardrailExecutedEvent<P,R,G,E> - Class in dev.langchain4j.observability.event: Represents an event that is executed when a guardrail validation occurs.
DefaultGuardrailExecutedEvent(GuardrailExecutedEvent.GuardrailExecutedEventBuilder) - Constructor for class dev.langchain4j.observability.event.DefaultGuardrailExecutedEvent
DefaultInputGuardrailExecutedEvent - Class in dev.langchain4j.observability.event: Default implementation of InputGuardrailExecutedEvent.
DefaultInputGuardrailExecutedEvent(InputGuardrailExecutedEvent.InputGuardrailExecutedEventBuilder) - Constructor for class dev.langchain4j.observability.event.DefaultInputGuardrailExecutedEvent
DefaultInvocationContext - Class in dev.langchain4j.invocation
DefaultInvocationContext(InvocationContext.Builder) - Constructor for class dev.langchain4j.invocation.DefaultInvocationContext
DefaultOutputGuardrailExecutedEvent - Class in dev.langchain4j.observability.event: Default implementation of OutputGuardrailExecutedEvent.
DefaultOutputGuardrailExecutedEvent(OutputGuardrailExecutedEvent.OutputGuardrailExecutedEventBuilder) - Constructor for class dev.langchain4j.observability.event.DefaultOutputGuardrailExecutedEvent
DefaultQueryRouter - Class in dev.langchain4j.rag.query.router: Default implementation of QueryRouter intended to be suitable for the majority of use cases.
DefaultQueryRouter(ContentRetriever...) - Constructor for class dev.langchain4j.rag.query.router.DefaultQueryRouter
DefaultQueryRouter(Collection) - Constructor for class dev.langchain4j.rag.query.router.DefaultQueryRouter
DefaultQueryTransformer - Class in dev.langchain4j.rag.query.transformer: Default implementation of QueryTransformer intended to be suitable for the majority of use cases.
DefaultQueryTransformer() - Constructor for class dev.langchain4j.rag.query.transformer.DefaultQueryTransformer
defaultRequestParameters() - Method in interface dev.langchain4j.model.chat.ChatModel
defaultRequestParameters() - Method in interface dev.langchain4j.model.chat.StreamingChatModel
DefaultRetrievalAugmentor - Class in dev.langchain4j.rag: The default implementation of RetrievalAugmentor intended to be suitable for the majority of use cases.
DefaultRetrievalAugmentor(QueryTransformer, QueryRouter, ContentAggregator, ContentInjector, Executor) - Constructor for class dev.langchain4j.rag.DefaultRetrievalAugmentor
DefaultRetrievalAugmentor.DefaultRetrievalAugmentorBuilder - Class in dev.langchain4j.rag
DefaultToolExecutedEvent - Class in dev.langchain4j.observability.event: Default implementation of ToolExecutedEvent.
DefaultToolExecutedEvent(ToolExecutedEvent.ToolExecutedEventBuilder) - Constructor for class dev.langchain4j.observability.event.DefaultToolExecutedEvent
definitions() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema: Used together with JsonReferenceSchema when recursion is required.
definitions(Map) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder: Used together with JsonReferenceSchema when recursion is required.
delayMillis(int) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy.Builder: Sets the base delay in milliseconds.
deleteMessages(Object) - Method in interface dev.langchain4j.store.memory.chat.ChatMemoryStore: Deletes all messages for a specified chat memory.
deleteMessages(Object) - Method in class dev.langchain4j.store.memory.chat.InMemoryChatMemoryStore
delimiter() - Element in annotation interface dev.langchain4j.model.input.structured.StructuredPrompt: The delimiter to join the lines of the prompt template.
description() - Method in class dev.langchain4j.agent.tool.ToolSpecification: Returns the description of the tool.
description() - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonArraySchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonBooleanSchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonIntegerSchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonNullSchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonNumberSchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonRawSchema
description() - Method in class dev.langchain4j.model.chat.request.json.JsonReferenceSchema
description() - Method in interface dev.langchain4j.model.chat.request.json.JsonSchemaElement
description() - Method in class dev.langchain4j.model.chat.request.json.JsonStringSchema
description(String) - Method in class dev.langchain4j.agent.tool.ToolSpecification.Builder: Sets the description.
description(String) - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema.Builder
description(String) - Method in class dev.langchain4j.model.chat.request.json.JsonArraySchema.Builder
description(String) - Method in class dev.langchain4j.model.chat.request.json.JsonBooleanSchema.Builder
description(String) - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema.Builder
description(String) - Method in class dev.langchain4j.model.chat.request.json.JsonIntegerSchema.Builder
description(String) - Method in class dev.langchain4j.model.chat.request.json.JsonNumberSchema.Builder
description(String) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder
description(String) - Method in class dev.langchain4j.model.chat.request.json.JsonStringSchema.Builder
Description - Annotation Interface in dev.langchain4j.model.output.structured: Annotation to attach a description to a class field.
deserialize(String) - Method in class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail: Tries to deserialize the provided LLM response string into an object of type T using the configured ObjectMapper.
detailLevel() - Method in class dev.langchain4j.data.message.ImageContent: Get the DetailLevel.
dev.langchain4j - package dev.langchain4j
dev.langchain4j.agent.tool - package dev.langchain4j.agent.tool
dev.langchain4j.classinstance - package dev.langchain4j.classinstance
dev.langchain4j.code - package dev.langchain4j.code
dev.langchain4j.data.audio - package dev.langchain4j.data.audio
dev.langchain4j.data.document - package dev.langchain4j.data.document
dev.langchain4j.data.embedding - package dev.langchain4j.data.embedding
dev.langchain4j.data.image - package dev.langchain4j.data.image
dev.langchain4j.data.message - package dev.langchain4j.data.message
dev.langchain4j.data.pdf - package dev.langchain4j.data.pdf
dev.langchain4j.data.segment - package dev.langchain4j.data.segment
dev.langchain4j.data.video - package dev.langchain4j.data.video
dev.langchain4j.exception - package dev.langchain4j.exception
dev.langchain4j.guardrail - package dev.langchain4j.guardrail
dev.langchain4j.guardrail.config - package dev.langchain4j.guardrail.config
dev.langchain4j.internal - package dev.langchain4j.internal
dev.langchain4j.invocation - package dev.langchain4j.invocation
dev.langchain4j.memory - package dev.langchain4j.memory
dev.langchain4j.model - package dev.langchain4j.model
dev.langchain4j.model.audio - package dev.langchain4j.model.audio
dev.langchain4j.model.chat - package dev.langchain4j.model.chat
dev.langchain4j.model.chat.listener - package dev.langchain4j.model.chat.listener
dev.langchain4j.model.chat.request - package dev.langchain4j.model.chat.request
dev.langchain4j.model.chat.request.json - package dev.langchain4j.model.chat.request.json
dev.langchain4j.model.chat.response - package dev.langchain4j.model.chat.response
dev.langchain4j.model.embedding - package dev.langchain4j.model.embedding
dev.langchain4j.model.image - package dev.langchain4j.model.image
dev.langchain4j.model.input - package dev.langchain4j.model.input
dev.langchain4j.model.input.structured - package dev.langchain4j.model.input.structured
dev.langchain4j.model.language - package dev.langchain4j.model.language
dev.langchain4j.model.moderation - package dev.langchain4j.model.moderation
dev.langchain4j.model.output - package dev.langchain4j.model.output
dev.langchain4j.model.output.structured - package dev.langchain4j.model.output.structured
dev.langchain4j.model.scoring - package dev.langchain4j.model.scoring
dev.langchain4j.observability - package dev.langchain4j.observability
dev.langchain4j.observability.api - package dev.langchain4j.observability.api
dev.langchain4j.observability.api.event - package dev.langchain4j.observability.api.event
dev.langchain4j.observability.api.listener - package dev.langchain4j.observability.api.listener
dev.langchain4j.observability.event - package dev.langchain4j.observability.event
dev.langchain4j.rag - package dev.langchain4j.rag
dev.langchain4j.rag.content - package dev.langchain4j.rag.content
dev.langchain4j.rag.content.aggregator - package dev.langchain4j.rag.content.aggregator
dev.langchain4j.rag.content.injector - package dev.langchain4j.rag.content.injector
dev.langchain4j.rag.content.retriever - package dev.langchain4j.rag.content.retriever
dev.langchain4j.rag.query - package dev.langchain4j.rag.query
dev.langchain4j.rag.query.router - package dev.langchain4j.rag.query.router
dev.langchain4j.rag.query.transformer - package dev.langchain4j.rag.query.transformer
dev.langchain4j.spi - package dev.langchain4j.spi
dev.langchain4j.spi.classloading - package dev.langchain4j.spi.classloading
dev.langchain4j.spi.data.document.parser - package dev.langchain4j.spi.data.document.parser
dev.langchain4j.spi.data.document.splitter - package dev.langchain4j.spi.data.document.splitter
dev.langchain4j.spi.data.message - package dev.langchain4j.spi.data.message
dev.langchain4j.spi.guardrail - package dev.langchain4j.spi.guardrail
dev.langchain4j.spi.guardrail.config - package dev.langchain4j.spi.guardrail.config
dev.langchain4j.spi.json - package dev.langchain4j.spi.json
dev.langchain4j.spi.model.embedding - package dev.langchain4j.spi.model.embedding
dev.langchain4j.spi.observability - package dev.langchain4j.spi.observability
dev.langchain4j.spi.prompt - package dev.langchain4j.spi.prompt
dev.langchain4j.spi.prompt.structured - package dev.langchain4j.spi.prompt.structured
dev.langchain4j.store.embedding - package dev.langchain4j.store.embedding
dev.langchain4j.store.embedding.filter - package dev.langchain4j.store.embedding.filter
dev.langchain4j.store.embedding.filter.comparison - package dev.langchain4j.store.embedding.filter.comparison
dev.langchain4j.store.embedding.filter.logical - package dev.langchain4j.store.embedding.filter.logical
dev.langchain4j.store.memory.chat - package dev.langchain4j.store.memory.chat
dev.langchain4j.web.search - package dev.langchain4j.web.search
dimension - Variable in class dev.langchain4j.model.embedding.DimensionAwareEmbeddingModel: dimension of embedding
dimension() - Method in class dev.langchain4j.data.embedding.Embedding: Returns the dimension of the vector.
dimension() - Method in class dev.langchain4j.model.embedding.DimensionAwareEmbeddingModel
dimension() - Method in interface dev.langchain4j.model.embedding.EmbeddingModel: Returns the dimension of the Embedding produced by this embedding model.
DimensionAwareEmbeddingModel - Class in dev.langchain4j.model.embedding: A dimension aware embedding model
DimensionAwareEmbeddingModel() - Constructor for class dev.langchain4j.model.embedding.DimensionAwareEmbeddingModel
DisabledChatModel - Class in dev.langchain4j.model.chat: A ChatModel which throws a ModelDisabledException for all of its methods
DisabledChatModel() - Constructor for class dev.langchain4j.model.chat.DisabledChatModel
DisabledEmbeddingModel - Class in dev.langchain4j.model.embedding: An EmbeddingModel which throws a ModelDisabledException for all of its methods
DisabledEmbeddingModel() - Constructor for class dev.langchain4j.model.embedding.DisabledEmbeddingModel
DisabledImageModel - Class in dev.langchain4j.model.image: An ImageModel which throws a ModelDisabledException for all of its methods
DisabledImageModel() - Constructor for class dev.langchain4j.model.image.DisabledImageModel
DisabledLanguageModel - Class in dev.langchain4j.model.language: A LanguageModel which throws a ModelDisabledException for all of its methods
DisabledLanguageModel() - Constructor for class dev.langchain4j.model.language.DisabledLanguageModel
DisabledModerationModel - Class in dev.langchain4j.model.moderation: A ModerationModel which throws a ModelDisabledException for all of its methods
DisabledModerationModel() - Constructor for class dev.langchain4j.model.moderation.DisabledModerationModel
DisabledStreamingChatModel - Class in dev.langchain4j.model.chat: A StreamingChatModel which throws a ModelDisabledException for all of its methods
DisabledStreamingChatModel() - Constructor for class dev.langchain4j.model.chat.DisabledStreamingChatModel
DisabledStreamingLanguageModel - Class in dev.langchain4j.model.language: A StreamingLanguageModel which throws a ModelDisabledException for all of its methods
DisabledStreamingLanguageModel() - Constructor for class dev.langchain4j.model.language.DisabledStreamingLanguageModel
displayName(String) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
DO_NOT_ROUTE - Enum constant in enum class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.FallbackStrategy: In this case, the Query will not be routed to any ContentRetriever, thus skipping the RAG flow.
doChat(ChatRequest) - Method in interface dev.langchain4j.model.chat.ChatModel
doChat(ChatRequest) - Method in class dev.langchain4j.model.chat.DisabledChatModel
doChat(ChatRequest, StreamingChatResponseHandler) - Method in class dev.langchain4j.model.chat.DisabledStreamingChatModel
doChat(ChatRequest, StreamingChatResponseHandler) - Method in interface dev.langchain4j.model.chat.StreamingChatModel
document(String) - Static method in interface dev.langchain4j.data.document.Document: Creates a new Document from the given text.
document(String, Metadata) - Static method in interface dev.langchain4j.data.document.Document: Creates a new Document from the given text.
Document - Interface in dev.langchain4j.data.document: Represents an unstructured piece of text that usually corresponds to a content of a single file.
DocumentLoader - Class in dev.langchain4j.data.document: Utility class for loading documents.
DocumentParser - Interface in dev.langchain4j.data.document: Defines the interface for parsing an InputStream into a Document.
DocumentParserFactory - Interface in dev.langchain4j.spi.data.document.parser: A factory for creating DocumentParser instances through SPI.
DocumentSource - Interface in dev.langchain4j.data.document: Defines the interface for a Document source.
documentSplitter(DocumentSplitter) - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor.Builder: Sets the document splitter.
DocumentSplitter - Interface in dev.langchain4j.data.document: Defines the interface for splitting a document into text segments.
DocumentSplitterFactory - Interface in dev.langchain4j.spi.data.document.splitter: A factory for creating DocumentSplitter instances through SPI.
documentTransformer(DocumentTransformer) - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor.Builder: Sets the document transformer.
DocumentTransformer - Interface in dev.langchain4j.data.document: Defines the interface for transforming a Document.
dynamicFilter(Function) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
dynamicMaxResults(Function) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
dynamicMinScore(Function) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder

E

edit(Image, Image, String) - Method in class dev.langchain4j.model.image.DisabledImageModel
edit(Image, Image, String) - Method in interface dev.langchain4j.model.image.ImageModel: Given an existing image, edit this image following the given prompt and apply the changes only to the part of the image specified by the given mask.
edit(Image, String) - Method in class dev.langchain4j.model.image.DisabledImageModel
edit(Image, String) - Method in interface dev.langchain4j.model.image.ImageModel: Given an existing image, edit this image following the given prompt.
embed(TextSegment) - Method in class dev.langchain4j.model.embedding.DisabledEmbeddingModel
embed(TextSegment) - Method in interface dev.langchain4j.model.embedding.EmbeddingModel: Embed the text content of a TextSegment.
embed(String) - Method in class dev.langchain4j.model.embedding.DisabledEmbeddingModel
embed(String) - Method in interface dev.langchain4j.model.embedding.EmbeddingModel: Embed a text.
embedAll(List) - Method in class dev.langchain4j.model.embedding.DisabledEmbeddingModel
embedAll(List) - Method in interface dev.langchain4j.model.embedding.EmbeddingModel: Embeds the text content of a list of TextSegments.
embedded() - Method in class dev.langchain4j.store.embedding.EmbeddingMatch: Returns the original content that was embedded.
embedding() - Method in class dev.langchain4j.store.embedding.EmbeddingMatch: Returns the embedding that has been matched.
Embedding - Class in dev.langchain4j.data.embedding: Represents a dense vector embedding of a text.
Embedding(float[]) - Constructor for class dev.langchain4j.data.embedding.Embedding: Creates a new Embedding.
EMBEDDING_ID - Enum constant in enum class dev.langchain4j.rag.content.ContentMetadata
embeddingId() - Method in class dev.langchain4j.store.embedding.EmbeddingMatch: The ID of the embedding assigned when adding this embedding to the store.
EmbeddingMatch<Embedded> - Class in dev.langchain4j.store.embedding: Represents a matched embedding along with its relevance score (derivative of cosine distance), ID, and original embedded content.
EmbeddingMatch(Double, String, Embedding, Embedded) - Constructor for class dev.langchain4j.store.embedding.EmbeddingMatch: Creates a new instance.
embeddingModel(EmbeddingModel) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
embeddingModel(EmbeddingModel) - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor.Builder: Sets the embedding model.
EmbeddingModel - Interface in dev.langchain4j.model.embedding: Represents a model that can convert a given text into an embedding (vector representation of the text).
EmbeddingModelFactory - Interface in dev.langchain4j.spi.model.embedding: A factory for creating EmbeddingModel instances through SPI.
EmbeddingSearchRequest - Class in dev.langchain4j.store.embedding: Represents a request to search in an EmbeddingStore.
EmbeddingSearchRequest(Embedding, Integer, Double, Filter) - Constructor for class dev.langchain4j.store.embedding.EmbeddingSearchRequest: Creates an instance of an EmbeddingSearchRequest.
EmbeddingSearchRequest.EmbeddingSearchRequestBuilder - Class in dev.langchain4j.store.embedding
EmbeddingSearchResult<Embedded> - Class in dev.langchain4j.store.embedding: Represents a result of a search in an EmbeddingStore.
EmbeddingSearchResult(List) - Constructor for class dev.langchain4j.store.embedding.EmbeddingSearchResult
embeddingStore(EmbeddingStore) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
embeddingStore(EmbeddingStore) - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor.Builder: Sets the embedding store.
EmbeddingStore<Embedded> - Interface in dev.langchain4j.store.embedding: Represents a store for embeddings, also known as a vector database.
EmbeddingStoreContentRetriever - Class in dev.langchain4j.rag.content.retriever: A ContentRetriever that retrieves from an EmbeddingStore.
EmbeddingStoreContentRetriever(EmbeddingStore, EmbeddingModel) - Constructor for class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
EmbeddingStoreContentRetriever(EmbeddingStore, EmbeddingModel, int) - Constructor for class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
EmbeddingStoreContentRetriever(EmbeddingStore, EmbeddingModel, Integer, Double) - Constructor for class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder - Class in dev.langchain4j.rag.content.retriever
EmbeddingStoreIngestor - Class in dev.langchain4j.store.embedding: The EmbeddingStoreIngestor represents an ingestion pipeline and is responsible for ingesting Documents into an EmbeddingStore.
EmbeddingStoreIngestor(DocumentTransformer, DocumentSplitter, TextSegmentTransformer, EmbeddingModel, EmbeddingStore) - Constructor for class dev.langchain4j.store.embedding.EmbeddingStoreIngestor: Creates an instance of an EmbeddingStoreIngestor.
EmbeddingStoreIngestor.Builder - Class in dev.langchain4j.store.embedding: EmbeddingStoreIngestor builder.
EMPTY - Static variable in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
ensureBetween(Double, double, double, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given Double value is in [min, max].
ensureBetween(Integer, int, int, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given Integer value is in [min, max].
ensureBetween(Long, long, long, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given Long value is in [min, max].
ensureEq(Object, Object, String, Object...) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensure that the two values are equal.
ensureGreaterThanZero(Double, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given expression is true.
ensureGreaterThanZero(Integer, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given expression is true.
ensureNotBlank(String, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given string is not null and not blank.
ensureNotBlank(String, String, Object...) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given string is not null and not blank.
ensureNotEmpty(String, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given string is not null and not empty.
ensureNotEmpty(String, String, Object...) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given string is not null and not empty.
ensureNotEmpty(Map, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given map is not null and not empty.
ensureNotEmpty(T[], String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given array is not null and not empty.
ensureNotEmpty(T[], String, Object...) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given array is not null and not empty.
ensureNotEmpty(T, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given collection is not null and not empty.
ensureNotNegative(Integer, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given integer is not negative.
ensureNotNull(T, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given object is not null.
ensureNotNull(T, String, Object...) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given object is not null.
ensureTrailingForwardSlash(String) - Static method in class dev.langchain4j.internal.Utils: Appends a trailing '/' if the provided URL does not end with '/'
ensureTrue(boolean, String) - Static method in class dev.langchain4j.internal.ValidationUtils: Ensures that the given expression is true.
enumValues() - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema
enumValues(String...) - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema.Builder
enumValues(List) - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema.Builder
EPSILON - Static variable in class dev.langchain4j.store.embedding.CosineSimilarity: A small value to avoid division by zero.
equals(Object) - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest
equals(Object) - Method in class dev.langchain4j.agent.tool.ToolSpecification
equals(Object) - Method in class dev.langchain4j.data.audio.Audio
equals(Object) - Method in class dev.langchain4j.data.document.DefaultDocument
equals(Object) - Method in class dev.langchain4j.data.document.Metadata
equals(Object) - Method in class dev.langchain4j.data.embedding.Embedding
equals(Object) - Method in class dev.langchain4j.data.image.Image
equals(Object) - Method in class dev.langchain4j.data.message.AiMessage
equals(Object) - Method in class dev.langchain4j.data.message.AudioContent
equals(Object) - Method in class dev.langchain4j.data.message.CustomMessage
equals(Object) - Method in class dev.langchain4j.data.message.ImageContent
equals(Object) - Method in class dev.langchain4j.data.message.PdfFileContent
equals(Object) - Method in class dev.langchain4j.data.message.SystemMessage
equals(Object) - Method in class dev.langchain4j.data.message.TextContent
equals(Object) - Method in class dev.langchain4j.data.message.ToolExecutionResultMessage
equals(Object) - Method in class dev.langchain4j.data.message.UserMessage
equals(Object) - Method in class dev.langchain4j.data.message.VideoContent
equals(Object) - Method in class dev.langchain4j.data.pdf.PdfFile
equals(Object) - Method in class dev.langchain4j.data.segment.TextSegment
equals(Object) - Method in class dev.langchain4j.data.video.Video
equals(Object) - Method in class dev.langchain4j.guardrail.InputGuardrailResult
equals(Object) - Method in class dev.langchain4j.guardrail.OutputGuardrailResult
equals(Object) - Method in record class dev.langchain4j.internal.JsonParsingUtils.ParsedJson: Indicates whether some other object is "equal to" this one.
equals(Object) - Method in class dev.langchain4j.invocation.DefaultInvocationContext
equals(Object) - Method in class dev.langchain4j.invocation.InvocationParameters
equals(Object) - Method in class dev.langchain4j.model.chat.request.ChatRequest
equals(Object) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonArraySchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonBooleanSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonIntegerSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonNumberSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonRawSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonReferenceSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.json.JsonStringSchema
equals(Object) - Method in class dev.langchain4j.model.chat.request.ResponseFormat
equals(Object) - Method in class dev.langchain4j.model.chat.response.ChatResponse
equals(Object) - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
equals(Object) - Method in class dev.langchain4j.model.chat.response.CompleteToolCall
equals(Object) - Method in class dev.langchain4j.model.chat.response.PartialThinking
equals(Object) - Method in class dev.langchain4j.model.chat.response.PartialToolCall
equals(Object) - Method in class dev.langchain4j.model.input.Prompt
equals(Object) - Method in class dev.langchain4j.model.moderation.Moderation
equals(Object) - Method in class dev.langchain4j.model.output.Response
equals(Object) - Method in class dev.langchain4j.model.output.TokenUsage
equals(Object) - Method in class dev.langchain4j.rag.content.DefaultContent: Compares this Content with another object for equality.
equals(Object) - Method in class dev.langchain4j.rag.query.Metadata
equals(Object) - Method in class dev.langchain4j.rag.query.Query
equals(Object) - Method in class dev.langchain4j.store.embedding.EmbeddingMatch
equals(Object) - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.ContainsString
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsEqualTo
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThan
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThanOrEqualTo
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsIn
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThan
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThanOrEqualTo
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotEqualTo
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotIn
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.logical.And
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.logical.Not
equals(Object) - Method in class dev.langchain4j.store.embedding.filter.logical.Or
equals(Object) - Method in class dev.langchain4j.web.search.WebSearchInformationResult
equals(Object) - Method in class dev.langchain4j.web.search.WebSearchOrganicResult
equals(Object) - Method in class dev.langchain4j.web.search.WebSearchRequest
equals(Object) - Method in class dev.langchain4j.web.search.WebSearchResults
error() - Method in class dev.langchain4j.model.chat.listener.ChatModelErrorContext
error() - Method in interface dev.langchain4j.observability.api.event.AiServiceErrorEvent: Retrieves the Throwable representing the error associated with the AI Service invocation failure.
error() - Method in class dev.langchain4j.observability.event.DefaultAiServiceErrorEvent
error(Throwable) - Method in class dev.langchain4j.observability.api.event.AiServiceErrorEvent.AiServiceErrorEventBuilder: Sets the error.
errorCode() - Method in exception class dev.langchain4j.exception.ToolArgumentsException
errorCode() - Method in exception class dev.langchain4j.exception.ToolExecutionException
errorHandler - Variable in class dev.langchain4j.guardrail.ChatExecutor.StreamingToSynchronousBuilder
errorHandler(Consumer) - Method in class dev.langchain4j.guardrail.ChatExecutor.StreamingToSynchronousBuilder: Sets a custom error handler to manage exceptions or errors that occur during the execution.
estimateTokenCountInMessage(ChatMessage) - Method in interface dev.langchain4j.model.TokenCountEstimator: Estimates the count of tokens in the given message.
estimateTokenCountInMessages(Iterable) - Method in interface dev.langchain4j.model.TokenCountEstimator: Estimates the count of tokens in the given messages.
estimateTokenCountInText(String) - Method in interface dev.langchain4j.model.TokenCountEstimator: Estimates the count of tokens in the given text.
eventClass() - Method in interface dev.langchain4j.observability.api.event.AiServiceCompletedEvent
eventClass() - Method in interface dev.langchain4j.observability.api.event.AiServiceErrorEvent
eventClass() - Method in interface dev.langchain4j.observability.api.event.AiServiceEvent: Retrieves the class type of the event, representing the specific category of the AI Service invocation event.
eventClass() - Method in interface dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent
eventClass() - Method in interface dev.langchain4j.observability.api.event.AiServiceStartedEvent
eventClass() - Method in interface dev.langchain4j.observability.api.event.InputGuardrailExecutedEvent
eventClass() - Method in interface dev.langchain4j.observability.api.event.OutputGuardrailExecutedEvent
eventClass() - Method in interface dev.langchain4j.observability.api.event.ToolExecutedEvent
ExceptionMapper - Interface in dev.langchain4j.internal
ExceptionMapper.DefaultExceptionMapper - Class in dev.langchain4j.internal
Exceptions - Class in dev.langchain4j.internal: Utility methods for creating common exceptions.
execute() - Method in interface dev.langchain4j.guardrail.ChatExecutor: Execute a chat request
execute(InputGuardrailRequest) - Method in class dev.langchain4j.guardrail.InputGuardrailExecutor: Execeutes the InputGuardrails on the given InputGuardrailRequest.
execute(OutputGuardrailRequest) - Method in class dev.langchain4j.guardrail.OutputGuardrailExecutor: Executes the OutputGuardrails on the given OutputGuardrailRequest.
execute(String) - Method in interface dev.langchain4j.code.CodeExecutionEngine: Execute the given code.
execute(List) - Method in interface dev.langchain4j.guardrail.ChatExecutor: Executes a chat request using the provided chat messages
execute(P) - Method in interface dev.langchain4j.guardrail.GuardrailExecutor: Executes the provided guardrails on the given parameters.
executeGuardrails(P) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor
executor(Executor) - Method in class dev.langchain4j.rag.DefaultRetrievalAugmentor.DefaultRetrievalAugmentorBuilder
ExpandingQueryTransformer - Class in dev.langchain4j.rag.query.transformer: A QueryTransformer that utilizes a ChatModel to expand a given Query.
ExpandingQueryTransformer(ChatModel) - Constructor for class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
ExpandingQueryTransformer(ChatModel, int) - Constructor for class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
ExpandingQueryTransformer(ChatModel, PromptTemplate) - Constructor for class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
ExpandingQueryTransformer(ChatModel, PromptTemplate, Integer) - Constructor for class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
ExpandingQueryTransformer.ExpandingQueryTransformerBuilder - Class in dev.langchain4j.rag.query.transformer
Experimental - Annotation Interface in dev.langchain4j: Indicates that a class/constructor/method is experimental and might change in the future.
expression() - Method in class dev.langchain4j.store.embedding.filter.logical.Not
extractAndParseJson(String, JsonParsingUtils.ThrowingFunction) - Static method in class dev.langchain4j.internal.JsonParsingUtils
extractAndParseJson(String, Class) - Static method in class dev.langchain4j.internal.JsonParsingUtils

F

FAIL - Enum constant in enum class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.FallbackStrategy: In this case, an original exception will be re-thrown, and the RAG flow will fail.
failure(String) - Method in interface dev.langchain4j.guardrail.InputGuardrail: Produces a non-fatal failure
failure(String) - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Produces a non-fatal failure
failure(String, Throwable) - Method in interface dev.langchain4j.guardrail.InputGuardrail: Produces a non-fatal failure
failure(String, Throwable) - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Produces a non-fatal failure
failure(List) - Static method in class dev.langchain4j.guardrail.OutputGuardrailResult: Produces a non-fatal failure
FAILURE - Enum constant in enum class dev.langchain4j.guardrail.GuardrailResult.Result: A failed validation not preventing the subsequent validations eventually registered to be evaluated.
failures() - Method in interface dev.langchain4j.guardrail.GuardrailResult
failures() - Method in class dev.langchain4j.guardrail.InputGuardrailResult
failures() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult
fallback(Query, Exception) - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
fallbackStrategy - Variable in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
fallbackStrategy(LanguageModelQueryRouter.FallbackStrategy) - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.LanguageModelQueryRouterBuilder
fatal(String) - Method in interface dev.langchain4j.guardrail.InputGuardrail: Produces a fatal failure
fatal(String) - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Produces a fatal failure
fatal(String, Throwable) - Method in interface dev.langchain4j.guardrail.InputGuardrail: Produces a non-fatal failure
fatal(String, Throwable) - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Produces a fatal failure
FATAL - Enum constant in enum class dev.langchain4j.guardrail.GuardrailResult.Result: A fatal failed validation, blocking the evaluation of any other validations eventually registered.
FILE_NAME - Static variable in interface dev.langchain4j.data.document.Document: Common metadata key for the name of the file from which the document was loaded.
filter() - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest
filter(Filter) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
filter(Filter) - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest.EmbeddingSearchRequestBuilder
Filter - Interface in dev.langchain4j.store.embedding.filter: This class represents a filter that can be applied during search in an EmbeddingStore.
FilterParser - Interface in dev.langchain4j.store.embedding.filter: Parses a filter expression string into a Filter object.
findAll(List) - Static method in class dev.langchain4j.data.message.SystemMessage
findFirst(List) - Static method in class dev.langchain4j.data.message.SystemMessage
findLast(List) - Static method in class dev.langchain4j.data.message.SystemMessage
finishReason() - Method in class dev.langchain4j.model.chat.response.ChatResponse
finishReason() - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
finishReason() - Method in class dev.langchain4j.model.output.Response: Get the finish reason.
finishReason(FinishReason) - Method in class dev.langchain4j.model.chat.response.ChatResponse.Builder
finishReason(FinishReason) - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata.Builder
FinishReason - Enum Class in dev.langchain4j.model.output: The reason why a model call finished.
fireEvent(T) - Method in interface dev.langchain4j.observability.api.AiServiceListenerRegistrar: Fires the given event to all registered AiServiceListeners.
fireEvent(T) - Method in class dev.langchain4j.observability.api.DefaultAiServiceListenerRegistrar: Fires the given event to all registered AiServiceListeners.
fireObservabilityEvent(InvocationContext, P, R, G) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor
firstChars(String, int) - Static method in class dev.langchain4j.internal.Utils: Returns the first numberOfChars characters of the given string.
firstNotNull(String, T...) - Static method in class dev.langchain4j.internal.Utils: Returns the first non-null value from the provided array of values.
flagged() - Method in class dev.langchain4j.model.moderation.Moderation: Returns true if the text was flagged.
flagged(String) - Static method in class dev.langchain4j.model.moderation.Moderation: Constructs a Moderation object that is flagged.
flaggedText() - Method in class dev.langchain4j.model.moderation.Moderation: Returns the text that was flagged.
format(Metadata) - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector
format(ChatMessage) - Method in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
format(Content) - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector
format(String, String) - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector
format(List) - Method in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
format(List) - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector
frequencyPenalty() - Method in class dev.langchain4j.model.chat.request.ChatRequest
frequencyPenalty() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
frequencyPenalty() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
frequencyPenalty(Double) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
frequencyPenalty(Double) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
from(float[]) - Static method in class dev.langchain4j.data.embedding.Embedding: Creates a new Embedding from the given vector.
from(ToolExecutionRequest...) - Static method in class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given tool execution requests.
from(ToolExecutionRequest, String) - Static method in class dev.langchain4j.data.message.ToolExecutionResultMessage: Creates a ToolExecutionResultMessage from a ToolExecutionRequest and the result of the tool execution.
from(Audio) - Static method in class dev.langchain4j.data.message.AudioContent: Create a new AudioContent from the given Audio.
from(Image) - Static method in class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given image.
from(Image, ImageContent.DetailLevel) - Static method in class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given image.
from(ChatMessage, Object, List) - Static method in class dev.langchain4j.rag.query.Metadata
from(Content...) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from contents.
from(PdfFile) - Static method in class dev.langchain4j.data.message.PdfFileContent: Create a new PdfFileContent from the given PDF.
from(TextSegment) - Static method in interface dev.langchain4j.rag.content.Content
from(TextSegment, Map) - Static method in interface dev.langchain4j.rag.content.Content
from(Video) - Static method in class dev.langchain4j.data.message.VideoContent: Create a new VideoContent from the given video.
from(EmbeddingStore) - Static method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever: Creates an instance of an EmbeddingStoreContentRetriever from the specified EmbeddingStore and EmbeddingModel found through SPI (see EmbeddingModelFactory).
from(WebSearchEngine) - Static method in class dev.langchain4j.web.search.WebSearchTool: Creates a new WebSearchTool with the specified web search engine.
from(WebSearchInformationResult, List) - Static method in class dev.langchain4j.web.search.WebSearchResults: Creates a new instance of WebSearchResults from the specified parameters.
from(Long) - Static method in class dev.langchain4j.web.search.WebSearchInformationResult: Creates a new WebSearchInformationResult with the specified total results.
from(Long, Integer, Map) - Static method in class dev.langchain4j.web.search.WebSearchInformationResult: Creates a new WebSearchInformationResult with the specified total results, page number, and metadata.
from(String) - Static method in interface dev.langchain4j.data.document.Document: Creates a new Document from the given text.
from(String) - Static method in class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given text.
from(String) - Static method in class dev.langchain4j.data.message.AudioContent: Create a new AudioContent from the given url.
from(String) - Static method in class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given url.
from(String) - Static method in class dev.langchain4j.data.message.PdfFileContent: Create a new PdfFileContent from the given url.
from(String) - Static method in class dev.langchain4j.data.message.SystemMessage: Creates a new system message.
from(String) - Static method in class dev.langchain4j.data.message.TextContent: Creates a new text content.
from(String) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from a text.
from(String) - Static method in class dev.langchain4j.data.message.VideoContent: Create a new VideoContent from the given url.
from(String) - Static method in class dev.langchain4j.data.segment.TextSegment: Creates a new text segment.
from(String) - Static method in class dev.langchain4j.model.audio.AudioTranscriptionResponse: Creates a new response with the given text.
from(String) - Static method in class dev.langchain4j.model.chat.request.json.JsonRawSchema
from(String) - Static method in class dev.langchain4j.model.input.Prompt: Create a new Prompt.
from(String) - Static method in class dev.langchain4j.model.input.PromptTemplate: Create a new PromptTemplate.
from(String) - Static method in interface dev.langchain4j.rag.content.Content
from(String) - Static method in class dev.langchain4j.rag.query.Query
from(String) - Static method in class dev.langchain4j.web.search.WebSearchRequest: Create a web search request with the given search terms.
from(String, Metadata) - Static method in interface dev.langchain4j.data.document.Document: Creates a new Document from the given text.
from(String, Metadata) - Static method in class dev.langchain4j.data.segment.TextSegment: Creates a new text segment.
from(String, Content...) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from a name and contents.
from(String, ImageContent.DetailLevel) - Static method in class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given url and detail level.
from(String, Metadata) - Static method in class dev.langchain4j.rag.query.Query
from(String, Integer) - Static method in class dev.langchain4j.web.search.WebSearchRequest: Create a web search request with the given search terms and maximum number of results.
from(String, Object) - Static method in class dev.langchain4j.invocation.InvocationParameters
from(String, String) - Static method in class dev.langchain4j.data.document.Metadata: Constructs a Metadata object from a single key-value pair.
from(String, String) - Static method in class dev.langchain4j.data.message.AudioContent: Create a new AudioContent from the given base64 data and mime type.
from(String, String) - Static method in class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given base64 data and mime type.
from(String, String) - Static method in class dev.langchain4j.data.message.PdfFileContent: Create a new PdfFileContent from the given base64 data and mime type.
from(String, String) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from a name and a text.
from(String, String) - Static method in class dev.langchain4j.data.message.VideoContent: Create a new VideoContent from the given base64 data and mime type.
from(String, String, ImageContent.DetailLevel) - Static method in class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given base64 data and mime type.
from(String, String, String) - Static method in class dev.langchain4j.data.message.ToolExecutionResultMessage: Creates a ToolExecutionResultMessage from a ToolExecutionRequest and the result of the tool execution.
from(String, URI) - Static method in class dev.langchain4j.web.search.WebSearchOrganicResult: Creates a WebSearchOrganicResult object from the given title and URL.
from(String, URI, String, String) - Static method in class dev.langchain4j.web.search.WebSearchOrganicResult: Creates a WebSearchOrganicResult object from the given title, URL, snippet and/or content.
from(String, URI, String, String, Map) - Static method in class dev.langchain4j.web.search.WebSearchOrganicResult: Creates a WebSearchOrganicResult object from the given title, URL, snippet and/or content, and result metadata.
from(String, List) - Static method in class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given text and tool execution requests.
from(String, List) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from a name and contents.
from(URI) - Static method in class dev.langchain4j.data.message.AudioContent: Create a new AudioContent from the given url.
from(URI) - Static method in class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given url.
from(URI) - Static method in class dev.langchain4j.data.message.PdfFileContent: Create a new PdfFileContent from the given url.
from(URI) - Static method in class dev.langchain4j.data.message.VideoContent: Create a new VideoContent from the given url.
from(URI, ImageContent.DetailLevel) - Static method in class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given url and detail level.
from(List) - Static method in class dev.langchain4j.data.message.AiMessage: Create a new AiMessage with the given tool execution requests.
from(List) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from contents.
from(List) - Static method in class dev.langchain4j.data.embedding.Embedding: Creates a new Embedding from the given vector.
from(Map) - Static method in class dev.langchain4j.data.document.Metadata: Constructs a Metadata object from a map of key-value pairs.
from(Map) - Static method in class dev.langchain4j.data.message.CustomMessage: Creates a new custom message.
from(Map) - Static method in class dev.langchain4j.invocation.InvocationParameters
from(Map, WebSearchInformationResult, List) - Static method in class dev.langchain4j.web.search.WebSearchResults: Creates a new instance of WebSearchResults from the specified parameters.
from(T) - Static method in class dev.langchain4j.model.output.Response: Create a new Response.
from(T, TokenUsage) - Static method in class dev.langchain4j.model.output.Response: Create a new Response.
from(T, TokenUsage, FinishReason) - Static method in class dev.langchain4j.model.output.Response: Create a new Response.
from(T, TokenUsage, FinishReason, Map) - Static method in class dev.langchain4j.model.output.Response: Create a new Response.
fromCosineSimilarity(double) - Static method in class dev.langchain4j.store.embedding.RelevanceScore: Converts cosine similarity into relevance score.
fromJson(String, Class) - Static method in class dev.langchain4j.internal.Json: Convert the given JSON string to an object of the given class.
fromJson(String, Class) - Method in interface dev.langchain4j.internal.Json.JsonCodec: Convert the given JSON string to an object of the given class.
fromJson(String, Type) - Static method in class dev.langchain4j.internal.Json: Convert the given JSON string to an object of the given type.
fromJson(String, Type) - Method in interface dev.langchain4j.internal.Json.JsonCodec: Convert the given JSON string to an object of the given type.
fromRelevanceScore(double) - Static method in class dev.langchain4j.store.embedding.CosineSimilarity: Converts relevance score into cosine similarity.
fuse(Collection) - Static method in class dev.langchain4j.rag.content.aggregator.ReciprocalRankFuser: Fuses multiple List<Content> into a single List<Content> using the Reciprocal Rank Fusion (RRF) algorithm with k=60.
fuse(Collection, int) - Static method in class dev.langchain4j.rag.content.aggregator.ReciprocalRankFuser: Fuses multiple List<Content> into a single List<Content> using the Reciprocal Rank Fusion (RRF) algorithm.
fuse(Map) - Method in class dev.langchain4j.rag.content.aggregator.DefaultContentAggregator
fuse(Map) - Method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator

G

generate(Prompt) - Method in class dev.langchain4j.model.language.DisabledLanguageModel
generate(Prompt) - Method in interface dev.langchain4j.model.language.LanguageModel: Generate a response to the given prompt.
generate(Prompt, StreamingResponseHandler) - Method in class dev.langchain4j.model.language.DisabledStreamingLanguageModel
generate(Prompt, StreamingResponseHandler) - Method in interface dev.langchain4j.model.language.StreamingLanguageModel: Generates a response from the model based on a prompt.
generate(String) - Method in class dev.langchain4j.model.image.DisabledImageModel
generate(String) - Method in interface dev.langchain4j.model.image.ImageModel: Given a prompt, generate an image.
generate(String) - Method in class dev.langchain4j.model.language.DisabledLanguageModel
generate(String) - Method in interface dev.langchain4j.model.language.LanguageModel: Generate a response to the given prompt.
generate(String, int) - Method in class dev.langchain4j.model.image.DisabledImageModel
generate(String, int) - Method in interface dev.langchain4j.model.image.ImageModel: Given a prompt, generate n images.
generate(String, StreamingResponseHandler) - Method in class dev.langchain4j.model.language.DisabledStreamingLanguageModel
generate(String, StreamingResponseHandler) - Method in interface dev.langchain4j.model.language.StreamingLanguageModel: Generates a response from the model based on a prompt.
generateIds(int) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Generates list of UUID strings
generateUUIDFrom(String) - Static method in class dev.langchain4j.internal.Utils: Generates a UUID from a hash of the given input string.
geoLocation() - Method in class dev.langchain4j.web.search.WebSearchRequest: Get the desired geolocation for search results.
geoLocation(String) - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Set the desired geolocation for search results.
get(String) - Method in class dev.langchain4j.invocation.InvocationParameters
getAnnotatedMethod(Method, Class) - Static method in class dev.langchain4j.internal.Utils: Returns the method eventually annotated with the given annotation.
getAnnotation(Class, Class) - Method in interface dev.langchain4j.spi.classloading.ClassMetadataProviderFactory: Retrieves an annotation of the specified type from the given class.
getAnnotation(MethodKey, Class) - Method in interface dev.langchain4j.spi.classloading.ClassMetadataProviderFactory: Retrieves an annotation of the specified type from the given method.
getBuilder() - Method in interface dev.langchain4j.spi.guardrail.GuardrailExecutorBuilderFactory: Retrieves a builder for creating instances of GuardrailExecutor.
getClassInstance(Class) - Static method in class dev.langchain4j.classinstance.ClassInstanceLoader: Retrieves an instance of the specified class type.
getContentClass() - Method in enum class dev.langchain4j.data.message.ContentType: Returns the class of the content type.
getDefaultExecutorService() - Static method in class dev.langchain4j.internal.DefaultExecutorProvider
getDouble(String) - Method in class dev.langchain4j.data.document.Metadata: Returns the Double value associated with the given key.
getError() - Method in class dev.langchain4j.observability.api.event.AiServiceErrorEvent.AiServiceErrorEventBuilder
getEventClass() - Method in interface dev.langchain4j.observability.api.listener.AiServiceCompletedListener
getEventClass() - Method in interface dev.langchain4j.observability.api.listener.AiServiceErrorListener
getEventClass() - Method in interface dev.langchain4j.observability.api.listener.AiServiceListener: Retrieves the class object representing the type of AiServiceEvent that this listener listens for.
getEventClass() - Method in interface dev.langchain4j.observability.api.listener.AiServiceResponseReceivedListener
getEventClass() - Method in interface dev.langchain4j.observability.api.listener.AiServiceStartedListener
getEventClass() - Method in interface dev.langchain4j.observability.api.listener.InputGuardrailExecutedListener
getEventClass() - Method in interface dev.langchain4j.observability.api.listener.OutputGuardrailExecutedListener
getEventClass() - Method in interface dev.langchain4j.observability.api.listener.ToolExecutedEventListener
getFirstFailureException() - Method in interface dev.langchain4j.guardrail.GuardrailResult: Gets the exception from the first failure
getFloat(String) - Method in class dev.langchain4j.data.document.Metadata: Returns the Float value associated with the given key.
getInstanceOfClass(Class) - Method in interface dev.langchain4j.spi.classloading.ClassInstanceFactory: Provides an instance of the specified class type.
getInteger(String) - Method in class dev.langchain4j.data.document.Metadata: Returns the Integer value associated with the given key.
getInvalidJsonMessage(AiMessage, String) - Method in class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail: Generates a message indicating that the provided JSON is invalid.
getInvalidJsonReprompt(AiMessage, String) - Method in class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail: Generates a reprompt message indicating that the provided JSON is invalid.
getLong(String) - Method in class dev.langchain4j.data.document.Metadata: Returns the Long value associated with the given key.
getMessages(Object) - Method in interface dev.langchain4j.store.memory.chat.ChatMemoryStore: Retrieves messages for a specified chat memory.
getMessages(Object) - Method in class dev.langchain4j.store.memory.chat.InMemoryChatMemoryStore
getName() - Method in interface dev.langchain4j.spi.prompt.PromptTemplateFactory.Input: Get the name of the template.
getNonStaticMethodsOnClass(Class) - Method in interface dev.langchain4j.spi.classloading.ClassMetadataProviderFactory: Retrieves an iterable containing method keys for all non-static methods defined in the specified class.
getOrDefault(T, Supplier) - Static method in class dev.langchain4j.internal.Utils: Returns the given value if it is not null, otherwise returns the value returned by the given supplier.
getOrDefault(String, T) - Method in class dev.langchain4j.invocation.InvocationParameters
getOrDefault(List, List) - Static method in class dev.langchain4j.internal.Utils: Returns the given list if it is not null and not empty, otherwise returns the given default list.
getOrDefault(Map, Map) - Static method in class dev.langchain4j.internal.Utils: Returns the given map if it is not null and not empty, otherwise returns the given default map.
getOrDefault(T, T) - Static method in class dev.langchain4j.internal.Utils: Returns the given value if it is not null, otherwise returns the given default value.
getReprompt() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult: Gets the reprompt message
getResult() - Method in class dev.langchain4j.observability.api.event.AiServiceCompletedEvent.AiServiceCompletedEventBuilder
getString(String) - Method in class dev.langchain4j.data.document.Metadata: Returns the String value associated with the given key.
getTemplate() - Method in interface dev.langchain4j.spi.prompt.PromptTemplateFactory.Input: Get the template string.
getUUID(String) - Method in class dev.langchain4j.data.document.Metadata: Returns the UUID value associated with the given key.
GITHUB_MODELS - Enum constant in enum class dev.langchain4j.model.ModelProvider
GOOGLE_AI_GEMINI - Enum constant in enum class dev.langchain4j.model.ModelProvider
GOOGLE_VERTEX_AI_GEMINI - Enum constant in enum class dev.langchain4j.model.ModelProvider
Guardrail<P,R> - Interface in dev.langchain4j.guardrail: A guardrail is a rule that is applied when interacting with an LLM either to the input (the user message) or to the output of the model to ensure that they are safe and meet the expectations of the model.
guardrailClass() - Method in interface dev.langchain4j.guardrail.GuardrailResult.Failure: The Guardrail class
guardrailClass() - Method in class dev.langchain4j.guardrail.InputGuardrailResult.Failure
guardrailClass() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult.Failure
guardrailClass() - Method in interface dev.langchain4j.observability.api.event.GuardrailExecutedEvent: Retrieves the guardrail class associated with the validation process.
guardrailClass() - Method in class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
guardrailClass() - Method in class dev.langchain4j.observability.event.DefaultGuardrailExecutedEvent
guardrailClass(Class) - Method in class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
GuardrailException - Exception Class in dev.langchain4j.guardrail: Exception thrown when an input or output guardrail validation fails.
GuardrailException(String) - Constructor for exception class dev.langchain4j.guardrail.GuardrailException
GuardrailException(String, Throwable) - Constructor for exception class dev.langchain4j.guardrail.GuardrailException
GuardrailExecutedEvent<P,R,G> - Interface in dev.langchain4j.observability.api.event: Represents an event that is executed when a guardrail validation occurs.
GuardrailExecutedEvent.GuardrailExecutedEventBuilder<P,R,G,T> - Class in dev.langchain4j.observability.api.event
GuardrailExecutedEventBuilder() - Constructor for class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
GuardrailExecutedEventBuilder(T) - Constructor for class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
GuardrailExecutedListener<E,P,R,G> - Interface in dev.langchain4j.observability.api.listener: Represents a listener for events of type GuardrailExecutedEvent, which are triggered when a guardrail validation is executed.
GuardrailExecutor<C,P,R,G,E> - Interface in dev.langchain4j.guardrail: Represents a mechanism to execute a set of guardrails on given parameters.
GuardrailExecutorBuilder(C) - Constructor for class dev.langchain4j.guardrail.AbstractGuardrailExecutor.GuardrailExecutorBuilder
GuardrailExecutorBuilderFactory<C,R,P,G,E,B> - Interface in dev.langchain4j.spi.guardrail: Represents a factory for creating instances of AbstractGuardrailExecutor.GuardrailExecutorBuilder.
GuardrailRequest<P> - Interface in dev.langchain4j.guardrail: Represents the parameter passed to Guardrail.validate(GuardrailRequest)} in order to validate an interaction between a user and the LLM.
GuardrailRequestParams - Class in dev.langchain4j.guardrail: Represents the common parameters shared across guardrail checks when validating interactions between a user and a language model.
GuardrailRequestParams.Builder - Class in dev.langchain4j.guardrail: Builder for GuardrailRequestParams.
GuardrailResult<GR> - Interface in dev.langchain4j.guardrail: The result of the validation of an interaction between a user and the LLM.
GuardrailResult.Failure - Interface in dev.langchain4j.guardrail: The message and the cause of the failure of a single validation.
GuardrailResult.Result - Enum Class in dev.langchain4j.guardrail: The possible results of a guardrails validation.
guardrails() - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor.GuardrailExecutorBuilder: Retrieves the list of guardrails configured in the builder.
guardrails() - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor
guardrails() - Method in interface dev.langchain4j.guardrail.GuardrailExecutor: Retrieves the guardrails associated with the implementation.
guardrails(G...) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor.GuardrailExecutorBuilder: Updates the builder with the specified guardrails.
guardrails(List) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor.GuardrailExecutorBuilder: Updates the list of guardrails for the builder.
GuardrailsConfig - Interface in dev.langchain4j.guardrail.config: Base interface for common configuration across all kinds of guardrails.
GuardrailsConfigBuilder<C> - Interface in dev.langchain4j.guardrail.config: Builder for GuardrailsConfig instances.

H

handleFatalResult(OutputGuardrailResult, OutputGuardrailResult) - Method in class dev.langchain4j.guardrail.OutputGuardrailExecutor
handleFatalResult(R, R) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor: Handles a fatal result.
hashCode() - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest
hashCode() - Method in class dev.langchain4j.agent.tool.ToolSpecification
hashCode() - Method in class dev.langchain4j.data.audio.Audio
hashCode() - Method in class dev.langchain4j.data.document.DefaultDocument
hashCode() - Method in class dev.langchain4j.data.document.Metadata
hashCode() - Method in class dev.langchain4j.data.embedding.Embedding
hashCode() - Method in class dev.langchain4j.data.image.Image
hashCode() - Method in class dev.langchain4j.data.message.AiMessage
hashCode() - Method in class dev.langchain4j.data.message.AudioContent
hashCode() - Method in class dev.langchain4j.data.message.CustomMessage
hashCode() - Method in class dev.langchain4j.data.message.ImageContent
hashCode() - Method in class dev.langchain4j.data.message.PdfFileContent
hashCode() - Method in class dev.langchain4j.data.message.SystemMessage
hashCode() - Method in class dev.langchain4j.data.message.TextContent
hashCode() - Method in class dev.langchain4j.data.message.ToolExecutionResultMessage
hashCode() - Method in class dev.langchain4j.data.message.UserMessage
hashCode() - Method in class dev.langchain4j.data.message.VideoContent
hashCode() - Method in class dev.langchain4j.data.pdf.PdfFile
hashCode() - Method in class dev.langchain4j.data.segment.TextSegment
hashCode() - Method in class dev.langchain4j.data.video.Video
hashCode() - Method in class dev.langchain4j.guardrail.InputGuardrailResult
hashCode() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult
hashCode() - Method in record class dev.langchain4j.internal.JsonParsingUtils.ParsedJson: Returns a hash code value for this object.
hashCode() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
hashCode() - Method in class dev.langchain4j.invocation.InvocationParameters
hashCode() - Method in class dev.langchain4j.model.chat.request.ChatRequest
hashCode() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonArraySchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonBooleanSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonIntegerSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonNumberSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonRawSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonReferenceSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.json.JsonStringSchema
hashCode() - Method in class dev.langchain4j.model.chat.request.ResponseFormat
hashCode() - Method in class dev.langchain4j.model.chat.response.ChatResponse
hashCode() - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
hashCode() - Method in class dev.langchain4j.model.chat.response.CompleteToolCall
hashCode() - Method in class dev.langchain4j.model.chat.response.PartialThinking
hashCode() - Method in class dev.langchain4j.model.chat.response.PartialToolCall
hashCode() - Method in class dev.langchain4j.model.input.Prompt
hashCode() - Method in class dev.langchain4j.model.moderation.Moderation
hashCode() - Method in class dev.langchain4j.model.output.Response
hashCode() - Method in class dev.langchain4j.model.output.TokenUsage
hashCode() - Method in class dev.langchain4j.rag.content.DefaultContent: Computes the hash code for this Content.
hashCode() - Method in class dev.langchain4j.rag.query.Metadata
hashCode() - Method in class dev.langchain4j.rag.query.Query
hashCode() - Method in class dev.langchain4j.store.embedding.EmbeddingMatch
hashCode() - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.ContainsString
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsEqualTo
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThan
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThanOrEqualTo
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsIn
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThan
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThanOrEqualTo
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotEqualTo
hashCode() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotIn
hashCode() - Method in class dev.langchain4j.store.embedding.filter.logical.And
hashCode() - Method in class dev.langchain4j.store.embedding.filter.logical.Not
hashCode() - Method in class dev.langchain4j.store.embedding.filter.logical.Or
hashCode() - Method in class dev.langchain4j.web.search.WebSearchInformationResult
hashCode() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult
hashCode() - Method in class dev.langchain4j.web.search.WebSearchRequest
hashCode() - Method in class dev.langchain4j.web.search.WebSearchResults
hasRequests() - Method in class dev.langchain4j.internal.ToolCallBuilder
hasRewrittenResult() - Method in interface dev.langchain4j.guardrail.GuardrailResult: Whether or not the result is successful, but the result was re-written, potentially due to re-prompting
hasSingleText() - Method in class dev.langchain4j.data.message.UserMessage: Whether this message contains a single TextContent.
hasToolExecutionRequests() - Method in class dev.langchain4j.data.message.AiMessage: Check if the message has ToolExecutionRequests.
HIGH - Enum constant in enum class dev.langchain4j.data.message.ImageContent.DetailLevel: High detail.
HttpException - Exception Class in dev.langchain4j.exception
HttpException(int, String) - Constructor for exception class dev.langchain4j.exception.HttpException

I

id() - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest: Returns the id of the tool.
id() - Method in class dev.langchain4j.data.message.ToolExecutionResultMessage: Returns the id of the tool.
id() - Method in class dev.langchain4j.internal.ToolCallBuilder
id() - Method in interface dev.langchain4j.memory.ChatMemory: The ID of the ChatMemory.
id() - Method in class dev.langchain4j.model.chat.response.ChatResponse
id() - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
id() - Method in class dev.langchain4j.model.chat.response.PartialToolCall: The unique identifier for the tool call, generated by the LLM provider.
id(String) - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest.Builder: Sets the id.
id(String) - Method in class dev.langchain4j.model.chat.response.ChatResponse.Builder
id(String) - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata.Builder
id(String) - Method in class dev.langchain4j.model.chat.response.PartialToolCall.Builder
idToRetriever - Variable in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
illegalArgument(String, Object...) - Static method in class dev.langchain4j.internal.Exceptions: Constructs an IllegalArgumentException with the given formatted result.
image() - Method in class dev.langchain4j.data.message.ImageContent: Get the Image.
Image - Class in dev.langchain4j.data.image: Represents an image as a URL or as a Base64-encoded string.
IMAGE - Enum constant in enum class dev.langchain4j.data.message.ContentType: Image content.
Image.Builder - Class in dev.langchain4j.data.image: Builder for Image.
ImageContent - Class in dev.langchain4j.data.message: Represents an image with a DetailLevel.
ImageContent(Image) - Constructor for class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given image.
ImageContent(Image, ImageContent.DetailLevel) - Constructor for class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given image.
ImageContent(String) - Constructor for class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given url.
ImageContent(String, ImageContent.DetailLevel) - Constructor for class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given url and detail level.
ImageContent(String, String) - Constructor for class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given base64 data and mime type.
ImageContent(String, String, ImageContent.DetailLevel) - Constructor for class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given base64 data and mime type.
ImageContent(URI) - Constructor for class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given url.
ImageContent(URI, ImageContent.DetailLevel) - Constructor for class dev.langchain4j.data.message.ImageContent: Create a new ImageContent from the given url and detail level.
ImageContent.DetailLevel - Enum Class in dev.langchain4j.data.message: The detail level of an Image.
ImageModel - Interface in dev.langchain4j.model.image: Text to Image generator model.
IMMEDIATE - Enum constant in enum class dev.langchain4j.agent.tool.ReturnBehavior: Returns immediately to the caller the value returned by the tool without allowing the LLM to further process it.
index() - Method in class dev.langchain4j.internal.ToolCallBuilder
index() - Method in class dev.langchain4j.model.chat.response.CompleteToolCall: The index of the tool call, starting from 0 and increasing by 1.
index() - Method in class dev.langchain4j.model.chat.response.PartialToolCall: The index of the tool call, starting from 0 and increasing by 1.
index(int) - Method in class dev.langchain4j.model.chat.response.PartialToolCall.Builder
ingest(Document) - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor: Ingests a specified document into an EmbeddingStore that was specified during the creation of this EmbeddingStoreIngestor.
ingest(Document...) - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor: Ingests specified documents into an EmbeddingStore that was specified during the creation of this EmbeddingStoreIngestor.
ingest(Document, EmbeddingStore) - Static method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor: Ingests a specified Document into a specified EmbeddingStore.
ingest(List) - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor: Ingests specified documents into an EmbeddingStore that was specified during the creation of this EmbeddingStoreIngestor.
ingest(List, EmbeddingStore) - Static method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor: Ingests specified Documents into a specified EmbeddingStore.
IngestionResult - Class in dev.langchain4j.store.embedding: Represents the result of a EmbeddingStoreIngestor ingestion process.
IngestionResult(TokenUsage) - Constructor for class dev.langchain4j.store.embedding.IngestionResult
inject(List, ChatMessage) - Method in interface dev.langchain4j.rag.content.injector.ContentInjector: Injects given Contents into a given ChatMessage.
inject(List, ChatMessage) - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector
InMemoryChatMemoryStore - Class in dev.langchain4j.store.memory.chat: Implementation of ChatMemoryStore that stores state of ChatMemory (chat messages) in-memory.
InMemoryChatMemoryStore() - Constructor for class dev.langchain4j.store.memory.chat.InMemoryChatMemoryStore: Constructs a new InMemoryChatMemoryStore.
InputGuardrail - Interface in dev.langchain4j.guardrail: An input guardrail is a rule that is applied to the input of the model to ensure that the input (i.e.
InputGuardrailException - Exception Class in dev.langchain4j.guardrail: Exception thrown when an input guardrail validation fails.
InputGuardrailException(String) - Constructor for exception class dev.langchain4j.guardrail.InputGuardrailException
InputGuardrailException(String, Throwable) - Constructor for exception class dev.langchain4j.guardrail.InputGuardrailException
InputGuardrailExecutedEvent - Interface in dev.langchain4j.observability.api.event: Represents an event that is triggered upon the execution of an input guardrail validation.
InputGuardrailExecutedEvent.InputGuardrailExecutedEventBuilder - Class in dev.langchain4j.observability.api.event: Builder for InputGuardrailExecutedEvent instances.
InputGuardrailExecutedEventBuilder() - Constructor for class dev.langchain4j.observability.api.event.InputGuardrailExecutedEvent.InputGuardrailExecutedEventBuilder
InputGuardrailExecutedEventBuilder(InputGuardrailExecutedEvent) - Constructor for class dev.langchain4j.observability.api.event.InputGuardrailExecutedEvent.InputGuardrailExecutedEventBuilder: Creates a builder initialized from an existing InputGuardrailExecutedEvent.
InputGuardrailExecutedListener - Interface in dev.langchain4j.observability.api.listener: A specialized listener interface for handling events of type InputGuardrailExecutedEvent, which are triggered upon the execution of input guardrail validations.
InputGuardrailExecutor - Class in dev.langchain4j.guardrail: The GuardrailExecutor for InputGuardrails.
InputGuardrailExecutor(InputGuardrailsConfig, List) - Constructor for class dev.langchain4j.guardrail.InputGuardrailExecutor
InputGuardrailExecutor.InputGuardrailExecutorBuilder - Class in dev.langchain4j.guardrail: Builder class for constructing instances of InputGuardrailExecutor.
InputGuardrailExecutorBuilder() - Constructor for class dev.langchain4j.guardrail.InputGuardrailExecutor.InputGuardrailExecutorBuilder
InputGuardrailExecutorBuilderFactory - Interface in dev.langchain4j.spi.guardrail: Represents a factory for creating instances of InputGuardrailExecutor.InputGuardrailExecutorBuilder.
InputGuardrailRequest - Class in dev.langchain4j.guardrail: Represents the parameter passed to InputGuardrail.validate(InputGuardrailRequest).
InputGuardrailRequest.Builder - Class in dev.langchain4j.guardrail: Builder for InputGuardrailRequest.
InputGuardrailResult - Class in dev.langchain4j.guardrail: The result of the validation of an InputGuardrail
InputGuardrailResult.Failure - Class in dev.langchain4j.guardrail: Represents an input guardrail failure
InputGuardrailsConfig - Interface in dev.langchain4j.guardrail.config: Configuration specifically for input guardrails.
InputGuardrailsConfig.InputGuardrailsConfigBuilder - Interface in dev.langchain4j.guardrail.config: Builder for InputGuardrailsConfig instances.
InputGuardrailsConfigBuilderFactory - Interface in dev.langchain4j.spi.guardrail.config: SPI for overriding and/or extending the default InputGuardrailsConfig.InputGuardrailsConfigBuilder implementation.
inputStream() - Method in interface dev.langchain4j.data.document.DocumentSource: Provides an InputStream to read the content of the document.
inputTokenCount() - Method in class dev.langchain4j.model.output.TokenUsage: Returns the input token count, or null if unknown.
interfaceName() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
interfaceName() - Method in class dev.langchain4j.invocation.InvocationContext.Builder
interfaceName() - Method in interface dev.langchain4j.invocation.InvocationContext: The fully-qualified name of the AI Service interface where the invocation was initiated from
interfaceName(String) - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Sets the name of the interface associated with the builder.
Internal - Annotation Interface in dev.langchain4j: Indicates that the annotated class is intended for internal use only within the library.
InternalServerException - Exception Class in dev.langchain4j.exception
InternalServerException(String) - Constructor for exception class dev.langchain4j.exception.InternalServerException
InternalServerException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.InternalServerException
InternalServerException(Throwable) - Constructor for exception class dev.langchain4j.exception.InternalServerException
InternalStreamingChatResponseHandlerUtils - Class in dev.langchain4j.internal
InternalStreamingChatResponseHandlerUtils() - Constructor for class dev.langchain4j.internal.InternalStreamingChatResponseHandlerUtils
InvalidRequestException - Exception Class in dev.langchain4j.exception
InvalidRequestException(String) - Constructor for exception class dev.langchain4j.exception.InvalidRequestException
InvalidRequestException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.InvalidRequestException
InvalidRequestException(Throwable) - Constructor for exception class dev.langchain4j.exception.InvalidRequestException
invocationContext() - Method in class dev.langchain4j.guardrail.GuardrailRequestParams: Returns the InvocationContext, which contains general information about the AI Service invocation.
invocationContext() - Method in class dev.langchain4j.observability.api.event.AiServiceEvent.Builder
invocationContext() - Method in interface dev.langchain4j.observability.api.event.AiServiceEvent: Retrieves the invocation context, containing general information about where and how the invocation originated.
invocationContext() - Method in class dev.langchain4j.observability.event.AbstractAiServiceEvent
invocationContext() - Method in class dev.langchain4j.rag.query.Metadata
invocationContext(InvocationContext) - Method in class dev.langchain4j.guardrail.GuardrailRequestParams.Builder: Sets the invocation context for the builder.
invocationContext(InvocationContext) - Method in class dev.langchain4j.observability.api.event.AiServiceCompletedEvent.AiServiceCompletedEventBuilder: Sets the invocation context.
invocationContext(InvocationContext) - Method in class dev.langchain4j.observability.api.event.AiServiceErrorEvent.AiServiceErrorEventBuilder: Sets the invocation context.
invocationContext(InvocationContext) - Method in class dev.langchain4j.observability.api.event.AiServiceEvent.Builder
invocationContext(InvocationContext) - Method in class dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent.AiServiceResponseReceivedEventBuilder: Sets the invocation context.
invocationContext(InvocationContext) - Method in class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder: Sets the invocation context.
invocationContext(InvocationContext) - Method in class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
invocationContext(InvocationContext) - Method in class dev.langchain4j.observability.api.event.ToolExecutedEvent.ToolExecutedEventBuilder
invocationContext(InvocationContext) - Method in class dev.langchain4j.rag.query.Metadata.Builder
InvocationContext - Interface in dev.langchain4j.invocation: Represents the context of a single AI Service invocation.
InvocationContext.Builder - Class in dev.langchain4j.invocation: A builder class to create InvocationContext instances.
invocationId() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
invocationId() - Method in class dev.langchain4j.invocation.InvocationContext.Builder
invocationId() - Method in interface dev.langchain4j.invocation.InvocationContext: Unique identifier for an entire AI Service invocation
invocationId(UUID) - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Sets the invocation ID.
invocationParameters() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
invocationParameters() - Method in class dev.langchain4j.invocation.InvocationContext.Builder
invocationParameters() - Method in interface dev.langchain4j.invocation.InvocationContext: The invocation parameters
invocationParameters() - Method in class dev.langchain4j.rag.query.Metadata
invocationParameters(InvocationParameters) - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Sets the invocation parameters for the builder.
InvocationParameters - Class in dev.langchain4j.invocation: Represents arbitrary parameters available during a single AI Service invocation.
InvocationParameters() - Constructor for class dev.langchain4j.invocation.InvocationParameters
InvocationParameters(Map) - Constructor for class dev.langchain4j.invocation.InvocationParameters
invokeInvalidJson(AiMessage, String) - Method in class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail
isBetween(double, double) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isBetween(float, float) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isBetween(int, int) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isBetween(long, long) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isBetween(String, String) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isEqualTo(double) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isEqualTo(float) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isEqualTo(int) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isEqualTo(long) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isEqualTo(String) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isEqualTo(UUID) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
IsEqualTo - Class in dev.langchain4j.store.embedding.filter.comparison
IsEqualTo(String, Object) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.IsEqualTo
isFatal() - Method in interface dev.langchain4j.guardrail.GuardrailResult: Whether or not the result is considered fatal
isGreaterThan(double) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isGreaterThan(float) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isGreaterThan(int) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isGreaterThan(long) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isGreaterThan(String) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
IsGreaterThan - Class in dev.langchain4j.store.embedding.filter.comparison
IsGreaterThan(String, Comparable) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThan
isGreaterThanOrEqualTo(double) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isGreaterThanOrEqualTo(float) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isGreaterThanOrEqualTo(int) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isGreaterThanOrEqualTo(long) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isGreaterThanOrEqualTo(String) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
IsGreaterThanOrEqualTo - Class in dev.langchain4j.store.embedding.filter.comparison
IsGreaterThanOrEqualTo(String, Comparable) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThanOrEqualTo
isIn(double...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isIn(float...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isIn(int...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isIn(long...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isIn(String...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isIn(Collection) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isIn(UUID...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
IsIn - Class in dev.langchain4j.store.embedding.filter.comparison
IsIn(String, Collection) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.IsIn
isLessThan(double) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isLessThan(float) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isLessThan(int) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isLessThan(long) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isLessThan(String) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
IsLessThan - Class in dev.langchain4j.store.embedding.filter.comparison
IsLessThan(String, Comparable) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.IsLessThan
isLessThanOrEqualTo(double) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isLessThanOrEqualTo(float) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isLessThanOrEqualTo(int) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isLessThanOrEqualTo(long) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isLessThanOrEqualTo(String) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
IsLessThanOrEqualTo - Class in dev.langchain4j.store.embedding.filter.comparison
IsLessThanOrEqualTo(String, Comparable) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.IsLessThanOrEqualTo
isNotEqualTo(double) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotEqualTo(float) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotEqualTo(int) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotEqualTo(long) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotEqualTo(String) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotEqualTo(UUID) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
IsNotEqualTo - Class in dev.langchain4j.store.embedding.filter.comparison
IsNotEqualTo(String, Object) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.IsNotEqualTo
isNotIn(double...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotIn(float...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotIn(int...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotIn(long...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotIn(String...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotIn(Collection) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
isNotIn(UUID...) - Method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
IsNotIn - Class in dev.langchain4j.store.embedding.filter.comparison
IsNotIn(String, Collection) - Constructor for class dev.langchain4j.store.embedding.filter.comparison.IsNotIn
isNotNullOrBlank(String) - Static method in class dev.langchain4j.internal.Utils: Is the given string not null and not blank?
isNotNullOrEmpty(String) - Static method in class dev.langchain4j.internal.Utils: Is the given string not null and not empty ("")?
isNullOrBlank(String) - Static method in class dev.langchain4j.internal.Utils: Is the given string null or blank?
isNullOrEmpty(Iterable) - Static method in class dev.langchain4j.internal.Utils: Is the iterable object null or empty?
isNullOrEmpty(Object[]) - Static method in class dev.langchain4j.internal.Utils: Utility method to check if an array is null or has no elements.
isNullOrEmpty(String) - Static method in class dev.langchain4j.internal.Utils: Is the given string null or empty ("")?
isNullOrEmpty(Map) - Static method in class dev.langchain4j.internal.Utils: Is the map object null or empty?
isNullOrEmpty(Collection) - Static method in class dev.langchain4j.internal.Utils: Is the collection null or empty?
isReprompt() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult: Whether or not the guardrail is forcing a reprompt
isRetry() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult: Whether or not the guardrail is forcing a retry
isSuccess() - Method in interface dev.langchain4j.guardrail.GuardrailResult: Whether or not the result is considered successful
isVirtualThread() - Static method in class dev.langchain4j.internal.VirtualThreadUtils: Checks if the current thread is a virtual thread.
isVirtualThreadsSupported() - Static method in class dev.langchain4j.internal.VirtualThreadUtils: Checks if virtual threads are supported in the current runtime environment.
items() - Method in class dev.langchain4j.model.chat.request.json.JsonArraySchema
items(JsonSchemaElement) - Method in class dev.langchain4j.model.chat.request.json.JsonArraySchema.Builder

J

JacksonChatMessageJsonCodec - Class in dev.langchain4j.data.message
JacksonChatMessageJsonCodec() - Constructor for class dev.langchain4j.data.message.JacksonChatMessageJsonCodec
JacocoIgnoreCoverageGenerated - Annotation Interface in dev.langchain4j.internal: Annotation to mark methods where JaCoCo coverage should be ignored.
jitterDelayMillis(int) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy: This method returns the jitter delay in milliseconds after a given retry.
jitterScale(double) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy.Builder: Sets the jitter scale.
join(StructuredPrompt) - Static method in class dev.langchain4j.model.input.structured.StructuredPrompt.Util: Joins the lines of the prompt template.
json() - Method in record class dev.langchain4j.internal.JsonParsingUtils.ParsedJson: Returns the value of the json record component.
Json - Class in dev.langchain4j.internal: JSON helper class.
JSON - Enum constant in enum class dev.langchain4j.model.chat.request.ResponseFormatType
JSON - Static variable in class dev.langchain4j.model.chat.request.ResponseFormat
Json.JsonCodec - Interface in dev.langchain4j.internal: The abstract JSON codec interface.
JsonAnyOfSchema - Class in dev.langchain4j.model.chat.request.json
JsonAnyOfSchema(JsonAnyOfSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema
JsonAnyOfSchema.Builder - Class in dev.langchain4j.model.chat.request.json
JsonArraySchema - Class in dev.langchain4j.model.chat.request.json
JsonArraySchema(JsonArraySchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonArraySchema
JsonArraySchema.Builder - Class in dev.langchain4j.model.chat.request.json
JsonBooleanSchema - Class in dev.langchain4j.model.chat.request.json
JsonBooleanSchema() - Constructor for class dev.langchain4j.model.chat.request.json.JsonBooleanSchema
JsonBooleanSchema(JsonBooleanSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonBooleanSchema
JsonBooleanSchema.Builder - Class in dev.langchain4j.model.chat.request.json
JsonCodecFactory - Interface in dev.langchain4j.spi.json: A factory for creating Json.JsonCodec instances through SPI.
JsonEnumSchema - Class in dev.langchain4j.model.chat.request.json
JsonEnumSchema(JsonEnumSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonEnumSchema
JsonEnumSchema.Builder - Class in dev.langchain4j.model.chat.request.json
JsonExtractorOutputGuardrail<T> - Class in dev.langchain4j.guardrail: An OutputGuardrail that will check whether or not a response can be successfully deserialized to an object of type T from JSON
JsonExtractorOutputGuardrail(TypeReference) - Constructor for class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail
JsonExtractorOutputGuardrail(ObjectMapper, TypeReference) - Constructor for class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail
JsonExtractorOutputGuardrail(ObjectMapper, Class) - Constructor for class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail
JsonExtractorOutputGuardrail(Class) - Constructor for class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail
JsonIntegerSchema - Class in dev.langchain4j.model.chat.request.json
JsonIntegerSchema() - Constructor for class dev.langchain4j.model.chat.request.json.JsonIntegerSchema
JsonIntegerSchema(JsonIntegerSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonIntegerSchema
JsonIntegerSchema.Builder - Class in dev.langchain4j.model.chat.request.json
JsonNullSchema - Class in dev.langchain4j.model.chat.request.json
JsonNullSchema() - Constructor for class dev.langchain4j.model.chat.request.json.JsonNullSchema
JsonNumberSchema - Class in dev.langchain4j.model.chat.request.json
JsonNumberSchema() - Constructor for class dev.langchain4j.model.chat.request.json.JsonNumberSchema
JsonNumberSchema(JsonNumberSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonNumberSchema
JsonNumberSchema.Builder - Class in dev.langchain4j.model.chat.request.json
jsonObjectOrReferenceSchemaFrom(Class, String, boolean, Map, boolean) - Static method in class dev.langchain4j.internal.JsonSchemaElementUtils
JsonObjectSchema - Class in dev.langchain4j.model.chat.request.json
JsonObjectSchema(JsonObjectSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonObjectSchema
JsonObjectSchema.Builder - Class in dev.langchain4j.model.chat.request.json
JsonParsingUtils - Class in dev.langchain4j.internal
JsonParsingUtils() - Constructor for class dev.langchain4j.internal.JsonParsingUtils
JsonParsingUtils.ParsedJson<T> - Record Class in dev.langchain4j.internal
JsonParsingUtils.ThrowingFunction<T,R> - Interface in dev.langchain4j.internal
JsonRawSchema - Class in dev.langchain4j.model.chat.request.json
JsonRawSchema(JsonRawSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonRawSchema
JsonRawSchema.Builder - Class in dev.langchain4j.model.chat.request.json
JsonReferenceSchema - Class in dev.langchain4j.model.chat.request.json: Can reference JsonObjectSchema when recursion is required.
JsonReferenceSchema(JsonReferenceSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonReferenceSchema
JsonReferenceSchema.Builder - Class in dev.langchain4j.model.chat.request.json
jsonSchema() - Method in class dev.langchain4j.model.chat.request.ResponseFormat
jsonSchema(JsonSchema) - Method in class dev.langchain4j.model.chat.request.ResponseFormat.Builder
JsonSchema - Class in dev.langchain4j.model.chat.request.json
JsonSchema.Builder - Class in dev.langchain4j.model.chat.request.json
jsonSchemaElement - Variable in class dev.langchain4j.internal.JsonSchemaElementUtils.VisitedClassMetadata
JsonSchemaElement - Interface in dev.langchain4j.model.chat.request.json: A base interface for a JSON schema element.
jsonSchemaElementFrom(Class) - Static method in class dev.langchain4j.internal.JsonSchemaElementUtils
jsonSchemaElementFrom(Class, Type, String, boolean, Map) - Static method in class dev.langchain4j.internal.JsonSchemaElementUtils
JsonSchemaElementUtils - Class in dev.langchain4j.internal
JsonSchemaElementUtils() - Constructor for class dev.langchain4j.internal.JsonSchemaElementUtils
JsonSchemaElementUtils.VisitedClassMetadata - Class in dev.langchain4j.internal
JsonStringSchema - Class in dev.langchain4j.model.chat.request.json
JsonStringSchema() - Constructor for class dev.langchain4j.model.chat.request.json.JsonStringSchema
JsonStringSchema(JsonStringSchema.Builder) - Constructor for class dev.langchain4j.model.chat.request.json.JsonStringSchema
JsonStringSchema.Builder - Class in dev.langchain4j.model.chat.request.json

K

key() - Method in class dev.langchain4j.store.embedding.filter.comparison.ContainsString
key() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsEqualTo
key() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThan
key() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThanOrEqualTo
key() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsIn
key() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThan
key() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThanOrEqualTo
key() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotEqualTo
key() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotIn
knownDimension() - Method in class dev.langchain4j.model.embedding.DimensionAwareEmbeddingModel: When known (e.g., can be derived from the model name), returns the dimension of the Embedding produced by this embedding model.

L

LambdaStreamingResponseHandler - Class in dev.langchain4j.model: Utility class with lambda-based streaming response handlers.
LambdaStreamingResponseHandler() - Constructor for class dev.langchain4j.model.LambdaStreamingResponseHandler
LangChain4jException - Exception Class in dev.langchain4j.exception
LangChain4jException(String) - Constructor for exception class dev.langchain4j.exception.LangChain4jException
LangChain4jException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.LangChain4jException
LangChain4jException(Throwable) - Constructor for exception class dev.langchain4j.exception.LangChain4jException
language() - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest
language() - Method in class dev.langchain4j.web.search.WebSearchRequest: Get the desired language for search results.
language(String) - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest.Builder: Sets the language of the audio for more accurate transcription.
language(String) - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Set the desired language for search results.
LanguageModel - Interface in dev.langchain4j.model.language: Represents a language model that has a simple text interface (as opposed to a chat interface).
LanguageModelQueryRouter - Class in dev.langchain4j.rag.query.router: A QueryRouter that utilizes a ChatModel to make a routing decision.
LanguageModelQueryRouter(ChatModel, Map) - Constructor for class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
LanguageModelQueryRouter(ChatModel, Map, PromptTemplate, LanguageModelQueryRouter.FallbackStrategy) - Constructor for class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
LanguageModelQueryRouter.FallbackStrategy - Enum Class in dev.langchain4j.rag.query.router: Strategy applied if the call to the LLM fails of if LLM does not return a valid response.
LanguageModelQueryRouter.LanguageModelQueryRouterBuilder - Class in dev.langchain4j.rag.query.router
left() - Method in class dev.langchain4j.store.embedding.filter.logical.And
left() - Method in class dev.langchain4j.store.embedding.filter.logical.Or
LENGTH - Enum constant in enum class dev.langchain4j.model.output.FinishReason: The call finished because the token length was reached.
listeners() - Method in interface dev.langchain4j.model.chat.ChatModel
listeners() - Method in interface dev.langchain4j.model.chat.StreamingChatModel
load(DocumentSource, DocumentParser) - Static method in class dev.langchain4j.data.document.DocumentLoader: Loads a document from the given source using the given parser.
loadFactories(Class) - Static method in class dev.langchain4j.spi.ServiceHelper: Load all the services of a given type.
loadFactories(Class, ClassLoader) - Static method in class dev.langchain4j.spi.ServiceHelper: Load all the services of a given type.
loadFactory(Class) - Static method in class dev.langchain4j.spi.ServiceHelper: Load the first available service of a given type.
LOW - Enum constant in enum class dev.langchain4j.data.message.ImageContent.DetailLevel: Low detail.

M

mapException(Throwable) - Method in class dev.langchain4j.internal.ExceptionMapper.DefaultExceptionMapper
mapException(Throwable) - Method in interface dev.langchain4j.internal.ExceptionMapper
mapHttpStatusCode(Throwable, int) - Method in class dev.langchain4j.internal.ExceptionMapper.DefaultExceptionMapper
mappingException(Callable) - Static method in interface dev.langchain4j.internal.ExceptionMapper
Markers - Class in dev.langchain4j.internal
matches() - Method in class dev.langchain4j.store.embedding.EmbeddingSearchResult
MAX_RETRIES_DEFAULT - Static variable in interface dev.langchain4j.guardrail.config.OutputGuardrailsConfig: Default maximum number of retries for the guardrail.
MAX_RETRIES_MESSAGE_TEMPLATE - Static variable in class dev.langchain4j.guardrail.OutputGuardrailExecutor
maxOutputTokens() - Method in class dev.langchain4j.model.chat.request.ChatRequest
maxOutputTokens() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
maxOutputTokens() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
maxOutputTokens(Integer) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
maxOutputTokens(Integer) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
maxResults() - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest
maxResults() - Method in class dev.langchain4j.web.search.WebSearchRequest: Get the maximum number of results.
maxResults(Integer) - Method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator.ReRankingContentAggregatorBuilder
maxResults(Integer) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
maxResults(Integer) - Method in class dev.langchain4j.rag.content.retriever.WebSearchContentRetriever.WebSearchContentRetrieverBuilder
maxResults(Integer) - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest.EmbeddingSearchRequestBuilder
maxResults(Integer) - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Set the maximum number of results.
maxRetries() - Method in interface dev.langchain4j.guardrail.config.OutputGuardrailsConfig: Configures the maximum number of retries for the guardrail.
maxRetries(int) - Method in interface dev.langchain4j.guardrail.config.OutputGuardrailsConfig.OutputGuardrailsConfigBuilder: Sets the maximum number of retries for output guardrails.
maxRetries(int) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy.Builder: Sets the default maximum number of retries.
merge(Metadata) - Method in class dev.langchain4j.data.document.Metadata: Merges the current Metadata object with another Metadata object.
message() - Method in interface dev.langchain4j.guardrail.GuardrailResult.Failure: The failure message
message() - Method in class dev.langchain4j.guardrail.InputGuardrailResult.Failure
message() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult.Failure
messageClass() - Method in enum class dev.langchain4j.data.message.ChatMessageType: Returns the class of the message type.
messageFromJson(String) - Static method in class dev.langchain4j.data.message.ChatMessageDeserializer: Deserializes a JSON string into a ChatMessage.
messageFromJson(String) - Method in interface dev.langchain4j.data.message.ChatMessageJsonCodec: Deserializes a JSON string to a ChatMessage object.
messageFromJson(String) - Method in class dev.langchain4j.data.message.JacksonChatMessageJsonCodec
messages() - Method in interface dev.langchain4j.memory.ChatMemory: Retrieves messages from the chat memory.
messages() - Method in class dev.langchain4j.model.chat.request.ChatRequest
messages(ChatMessage...) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
messages(List) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
messagesFromJson(String) - Static method in class dev.langchain4j.data.message.ChatMessageDeserializer: Deserializes a JSON string into a list of ChatMessage.
messagesFromJson(String) - Method in interface dev.langchain4j.data.message.ChatMessageJsonCodec: Deserializes a JSON string to a list of ChatMessage objects.
messagesFromJson(String) - Method in class dev.langchain4j.data.message.JacksonChatMessageJsonCodec
messagesToJson(List) - Method in interface dev.langchain4j.data.message.ChatMessageJsonCodec: Serializes a list of ChatMessage objects to a JSON string.
messagesToJson(List) - Static method in class dev.langchain4j.data.message.ChatMessageSerializer: Serializes a list of chat messages into a JSON string.
messagesToJson(List) - Method in class dev.langchain4j.data.message.JacksonChatMessageJsonCodec
messageToJson(ChatMessage) - Method in interface dev.langchain4j.data.message.ChatMessageJsonCodec: Serializes a ChatMessage object to a JSON string.
messageToJson(ChatMessage) - Static method in class dev.langchain4j.data.message.ChatMessageSerializer: Serializes a chat message into a JSON string.
messageToJson(ChatMessage) - Method in class dev.langchain4j.data.message.JacksonChatMessageJsonCodec
metadata() - Method in class dev.langchain4j.data.document.DefaultDocument
metadata() - Method in interface dev.langchain4j.data.document.Document: Returns the metadata associated with this document.
metadata() - Method in interface dev.langchain4j.data.document.DocumentSource: Returns the metadata associated with the source of the document.
metadata() - Method in class dev.langchain4j.data.segment.TextSegment: Returns the metadata.
metadata() - Method in class dev.langchain4j.model.chat.response.ChatResponse
metadata() - Method in class dev.langchain4j.model.output.Response: Get the response metadata.
metadata() - Method in class dev.langchain4j.rag.AugmentationRequest
metadata() - Method in interface dev.langchain4j.rag.content.Content
metadata() - Method in class dev.langchain4j.rag.content.DefaultContent
metadata() - Method in class dev.langchain4j.rag.query.Query
metadata() - Method in class dev.langchain4j.web.search.WebSearchInformationResult: Gets the metadata.
metadata() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult: Returns the result metadata associated with the search result.
metadata(ChatResponseMetadata) - Method in class dev.langchain4j.model.chat.response.ChatResponse.Builder
metadata(String, String) - Static method in class dev.langchain4j.data.document.Metadata: Constructs a Metadata object from a single key-value pair.
Metadata - Class in dev.langchain4j.data.document: Represents metadata of a Document or a TextSegment.
Metadata - Class in dev.langchain4j.rag.query: Represents metadata that may be useful or necessary for retrieval or augmentation purposes.
Metadata() - Constructor for class dev.langchain4j.data.document.Metadata: Construct a Metadata object with an empty map of key-value pairs.
Metadata(ChatMessage, Object, List) - Constructor for class dev.langchain4j.rag.query.Metadata
Metadata(Metadata.Builder) - Constructor for class dev.langchain4j.rag.query.Metadata
Metadata(Map) - Constructor for class dev.langchain4j.data.document.Metadata: Constructs a Metadata object from a map of key-value pairs.
Metadata.Builder - Class in dev.langchain4j.rag.query
MetadataFilterBuilder - Class in dev.langchain4j.store.embedding.filter: A helper class for building a Filter for Metadata key.
MetadataFilterBuilder(String) - Constructor for class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
metadataKey(String) - Static method in class dev.langchain4j.store.embedding.filter.MetadataFilterBuilder
metadataKeysToInclude(List) - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector.DefaultContentInjectorBuilder
methodArgument(Object) - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Adds a single method argument to the builder's list of method arguments.
methodArguments() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
methodArguments() - Method in class dev.langchain4j.invocation.InvocationContext.Builder
methodArguments() - Method in interface dev.langchain4j.invocation.InvocationContext: The arguments passed into the AI Service method
methodArguments(List) - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Sets the method arguments for the builder.
methodName() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
methodName() - Method in class dev.langchain4j.invocation.InvocationContext.Builder
methodName() - Method in interface dev.langchain4j.invocation.InvocationContext: The method name on InvocationContext.interfaceName() where the invocation was initiated from
methodName(String) - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Sets the name of the method associated with the builder.
mimeType() - Method in class dev.langchain4j.data.audio.Audio: Get the mime type of the audio.
mimeType() - Method in class dev.langchain4j.data.image.Image: Get the mime type of the image.
mimeType() - Method in class dev.langchain4j.data.pdf.PdfFile: Get the mime type of the rich format document.
mimeType() - Method in class dev.langchain4j.data.video.Video: Get the mime type of the video.
mimeType(String) - Method in class dev.langchain4j.data.audio.Audio.Builder: Set the mime type of the audio.
mimeType(String) - Method in class dev.langchain4j.data.image.Image.Builder: Set the mime type of the image.
mimeType(String) - Method in class dev.langchain4j.data.pdf.PdfFile.Builder: Set the mime type of the PDF document.
mimeType(String) - Method in class dev.langchain4j.data.video.Video.Builder: Set the mime type of the video.
minScore() - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest
minScore(Double) - Method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator.ReRankingContentAggregatorBuilder
minScore(Double) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever.EmbeddingStoreContentRetrieverBuilder
minScore(Double) - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest.EmbeddingSearchRequestBuilder
MISTRAL_AI - Enum constant in enum class dev.langchain4j.model.ModelProvider
ModelDisabledException - Exception Class in dev.langchain4j.model: An exception thrown by a model that could be disabled by a user.
ModelDisabledException(String) - Constructor for exception class dev.langchain4j.model.ModelDisabledException
modelName() - Method in class dev.langchain4j.model.chat.request.ChatRequest
modelName() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
modelName() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
modelName() - Method in class dev.langchain4j.model.chat.response.ChatResponse
modelName() - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
modelName(String) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
modelName(String) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
modelName(String) - Method in class dev.langchain4j.model.chat.response.ChatResponse.Builder
modelName(String) - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata.Builder
ModelNotFoundException - Exception Class in dev.langchain4j.exception
ModelNotFoundException(String) - Constructor for exception class dev.langchain4j.exception.ModelNotFoundException
ModelNotFoundException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.ModelNotFoundException
ModelNotFoundException(Throwable) - Constructor for exception class dev.langchain4j.exception.ModelNotFoundException
modelProvider() - Method in class dev.langchain4j.model.chat.listener.ChatModelErrorContext
modelProvider() - Method in class dev.langchain4j.model.chat.listener.ChatModelRequestContext
modelProvider() - Method in class dev.langchain4j.model.chat.listener.ChatModelResponseContext
ModelProvider - Enum Class in dev.langchain4j.model
moderate(ChatMessage) - Method in class dev.langchain4j.model.moderation.DisabledModerationModel
moderate(ChatMessage) - Method in interface dev.langchain4j.model.moderation.ModerationModel: Moderates the given chat message.
moderate(TextSegment) - Method in class dev.langchain4j.model.moderation.DisabledModerationModel
moderate(TextSegment) - Method in interface dev.langchain4j.model.moderation.ModerationModel: Moderates the given text segment.
moderate(Prompt) - Method in class dev.langchain4j.model.moderation.DisabledModerationModel
moderate(Prompt) - Method in interface dev.langchain4j.model.moderation.ModerationModel: Moderates the given prompt.
moderate(String) - Method in class dev.langchain4j.model.moderation.DisabledModerationModel
moderate(String) - Method in interface dev.langchain4j.model.moderation.ModerationModel: Moderates the given text.
moderate(List) - Method in class dev.langchain4j.model.moderation.DisabledModerationModel
moderate(List) - Method in interface dev.langchain4j.model.moderation.ModerationModel: Moderates the given list of chat messages.
Moderation - Class in dev.langchain4j.model.moderation: Represents moderation status.
Moderation() - Constructor for class dev.langchain4j.model.moderation.Moderation: Construct a Moderation object that is not flagged.
Moderation(String) - Constructor for class dev.langchain4j.model.moderation.Moderation: Construct a Moderation object that is flagged.
ModerationModel - Interface in dev.langchain4j.model.moderation: Represents a model that can moderate text.

N

n - Variable in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
n(Integer) - Method in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer.ExpandingQueryTransformerBuilder
name() - Element in annotation interface dev.langchain4j.agent.tool.Tool: Name of the tool.
name() - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest: Returns the name of the tool.
name() - Method in class dev.langchain4j.agent.tool.ToolSpecification: Returns the name of the tool.
name() - Method in class dev.langchain4j.data.message.UserMessage: The name of the user.
name() - Method in class dev.langchain4j.internal.ToolCallBuilder
name() - Method in class dev.langchain4j.model.chat.request.json.JsonSchema
name() - Method in class dev.langchain4j.model.chat.response.PartialToolCall: The name of the tool being invoked.
name(String) - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest.Builder: Sets the name.
name(String) - Method in class dev.langchain4j.agent.tool.ToolSpecification.Builder: Sets the name.
name(String) - Method in class dev.langchain4j.data.message.UserMessage.Builder
name(String) - Method in class dev.langchain4j.model.chat.request.json.JsonSchema.Builder
name(String) - Method in class dev.langchain4j.model.chat.response.PartialToolCall.Builder
newInstance() - Static method in interface dev.langchain4j.observability.api.AiServiceListenerRegistrar: Retrieves an instance of AiServiceListenerRegistrar.
NONE - Enum constant in enum class dev.langchain4j.model.chat.request.ToolChoice: The chat model cannot use tools
NonRetriableException - Exception Class in dev.langchain4j.exception
NonRetriableException(String) - Constructor for exception class dev.langchain4j.exception.NonRetriableException
NonRetriableException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.NonRetriableException
NonRetriableException(Throwable) - Constructor for exception class dev.langchain4j.exception.NonRetriableException
normalize() - Method in class dev.langchain4j.data.embedding.Embedding: Normalize vector
not(Filter) - Static method in interface dev.langchain4j.store.embedding.filter.Filter
Not - Class in dev.langchain4j.store.embedding.filter.logical
Not(Filter) - Constructor for class dev.langchain4j.store.embedding.filter.logical.Not
notFlagged() - Static method in class dev.langchain4j.model.moderation.Moderation: Constructs a Moderation object that is not flagged.

O

OLLAMA - Enum constant in enum class dev.langchain4j.model.ModelProvider
onComplete(Response) - Method in interface dev.langchain4j.model.StreamingResponseHandler: Invoked when the language model has finished streaming a response.
onCompleteResponse(ChatResponse) - Method in interface dev.langchain4j.model.chat.response.StreamingChatResponseHandler: Invoked when the model has finished streaming a response.
onCompleteResponse(StreamingChatResponseHandler, ChatResponse) - Static method in class dev.langchain4j.internal.InternalStreamingChatResponseHandlerUtils
onCompleteToolCall(CompleteToolCall) - Method in interface dev.langchain4j.model.chat.response.StreamingChatResponseHandler: Invoked when the model has finished streaming a single tool call.
onCompleteToolCall(StreamingChatResponseHandler, CompleteToolCall) - Static method in class dev.langchain4j.internal.InternalStreamingChatResponseHandlerUtils
onError(ChatModelErrorContext) - Method in interface dev.langchain4j.model.chat.listener.ChatModelListener: This method is called when an error occurs during interaction with the model.
onError(Throwable) - Method in interface dev.langchain4j.model.chat.response.StreamingChatResponseHandler: This method is invoked when an error occurs during streaming.
onError(Throwable) - Method in interface dev.langchain4j.model.StreamingResponseHandler: This method is invoked when an error occurs during streaming.
onEvent(T) - Method in interface dev.langchain4j.observability.api.listener.AiServiceListener: Called when an event of type AiServiceEvent occurs.
onNext(String) - Method in interface dev.langchain4j.model.StreamingResponseHandler: Invoked each time the language model generates a new token in a textual response.
onPartialResponse(StreamingChatResponseHandler, String) - Static method in class dev.langchain4j.internal.InternalStreamingChatResponseHandlerUtils
onPartialResponse(String) - Method in interface dev.langchain4j.model.chat.response.StreamingChatResponseHandler: Invoked each time the model generates a partial textual response, usually a single token.
onPartialResponse(Consumer) - Static method in class dev.langchain4j.model.LambdaStreamingResponseHandler
onPartialResponseAndError(Consumer, Consumer) - Static method in class dev.langchain4j.model.LambdaStreamingResponseHandler
onPartialResponseAndErrorBlocking(StreamingChatModel, String, Consumer, Consumer) - Static method in class dev.langchain4j.model.LambdaStreamingResponseHandler: Creates a streaming response handler that processes partial responses and errors with the given consumers and blocks until the streaming is complete.
onPartialResponseBlocking(StreamingChatModel, String, Consumer) - Static method in class dev.langchain4j.model.LambdaStreamingResponseHandler: Creates a streaming response handler that processes partial responses with the given consumer and blocks until the streaming is complete.
onPartialThinking(PartialThinking) - Method in interface dev.langchain4j.model.chat.response.StreamingChatResponseHandler: Invoked each time the model generates a partial thinking/reasoning text, usually a single token.
onPartialThinking(StreamingChatResponseHandler, String) - Static method in class dev.langchain4j.internal.InternalStreamingChatResponseHandlerUtils
onPartialToolCall(PartialToolCall) - Method in interface dev.langchain4j.model.chat.response.StreamingChatResponseHandler: This callback is invoked each time the model generates a partial tool call, which contains a single token of the tool's arguments.
onPartialToolCall(StreamingChatResponseHandler, PartialToolCall) - Static method in class dev.langchain4j.internal.InternalStreamingChatResponseHandlerUtils
onRequest(ChatModelRequestContext) - Method in interface dev.langchain4j.model.chat.listener.ChatModelListener: This method is called before the request is sent to the model.
onResponse(ChatModelResponseContext) - Method in interface dev.langchain4j.model.chat.listener.ChatModelListener: This method is called after the response is received from the model.
OPEN_AI - Enum constant in enum class dev.langchain4j.model.ModelProvider
options - Variable in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
or(Filter) - Method in interface dev.langchain4j.store.embedding.filter.Filter
or(Filter, Filter) - Static method in interface dev.langchain4j.store.embedding.filter.Filter
Or - Class in dev.langchain4j.store.embedding.filter.logical
Or(Filter, Filter) - Constructor for class dev.langchain4j.store.embedding.filter.logical.Or
OTHER - Enum constant in enum class dev.langchain4j.model.ModelProvider
OTHER - Enum constant in enum class dev.langchain4j.model.output.FinishReason: The call finished for some other reason.
OutputGuardrail - Interface in dev.langchain4j.guardrail: An output guardrail is a rule that is applied to the output of the model to ensure that the output is safe and meets the expectations.
OutputGuardrailException - Exception Class in dev.langchain4j.guardrail: Exception thrown when an output guardrail validation fails.
OutputGuardrailException(String) - Constructor for exception class dev.langchain4j.guardrail.OutputGuardrailException
OutputGuardrailException(String, Throwable) - Constructor for exception class dev.langchain4j.guardrail.OutputGuardrailException
OutputGuardrailExecutedEvent - Interface in dev.langchain4j.observability.api.event: Represents an event executed during the output guardrail validation process.
OutputGuardrailExecutedEvent.OutputGuardrailExecutedEventBuilder - Class in dev.langchain4j.observability.api.event: Builder for OutputGuardrailExecutedEvent instances.
OutputGuardrailExecutedEventBuilder() - Constructor for class dev.langchain4j.observability.api.event.OutputGuardrailExecutedEvent.OutputGuardrailExecutedEventBuilder
OutputGuardrailExecutedEventBuilder(OutputGuardrailExecutedEvent) - Constructor for class dev.langchain4j.observability.api.event.OutputGuardrailExecutedEvent.OutputGuardrailExecutedEventBuilder: Creates a builder initialized from an existing OutputGuardrailExecutedEvent.
OutputGuardrailExecutedListener - Interface in dev.langchain4j.observability.api.listener: An event listener specifically designed to handle OutputGuardrailExecutedEvent.
OutputGuardrailExecutor - Class in dev.langchain4j.guardrail: The GuardrailExecutor for OutputGuardrails.
OutputGuardrailExecutor(OutputGuardrailsConfig, List) - Constructor for class dev.langchain4j.guardrail.OutputGuardrailExecutor
OutputGuardrailExecutor.OutputGuardrailExecutorBuilder - Class in dev.langchain4j.guardrail: Builder class for constructing instances of OutputGuardrailExecutor.
OutputGuardrailExecutorBuilder() - Constructor for class dev.langchain4j.guardrail.OutputGuardrailExecutor.OutputGuardrailExecutorBuilder
OutputGuardrailExecutorBuilderFactory - Interface in dev.langchain4j.spi.guardrail: Represents a factory for creating instances of OutputGuardrailExecutor.OutputGuardrailExecutorBuilder.
OutputGuardrailRequest - Class in dev.langchain4j.guardrail: Represents the parameter passed to OutputGuardrail.validate(OutputGuardrailRequest).
OutputGuardrailRequest.Builder - Class in dev.langchain4j.guardrail: Builder for OutputGuardrailRequest.
OutputGuardrailResult - Class in dev.langchain4j.guardrail: The result of the validation of an OutputGuardrail
OutputGuardrailResult.Failure - Class in dev.langchain4j.guardrail: Represents an output guardrail failure
OutputGuardrailsConfig - Interface in dev.langchain4j.guardrail.config: Configuration specifically for output guardrails.
OutputGuardrailsConfig.OutputGuardrailsConfigBuilder - Interface in dev.langchain4j.guardrail.config: Builder for OutputGuardrailsConfig instances.
OutputGuardrailsConfigBuilderFactory - Interface in dev.langchain4j.spi.guardrail.config: SPI for overriding and/or extending the default OutputGuardrailsConfig.OutputGuardrailsConfigBuilder implementation.
outputTokenCount() - Method in class dev.langchain4j.model.output.TokenUsage: Returns the output token count, or null if unknown.
overrideWith(ChatRequestParameters) - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters: Creates a new ChatRequestParameters by combining the current parameters with the specified ones.
overrideWith(ChatRequestParameters) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
overrideWith(ChatRequestParameters) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters

P

P - Annotation Interface in dev.langchain4j.agent.tool: Parameter of a Tool
pageNumber() - Method in class dev.langchain4j.web.search.WebSearchInformationResult: Gets the page number.
parameters() - Method in class dev.langchain4j.agent.tool.ToolSpecification: Returns the parameters of the tool.
parameters() - Method in class dev.langchain4j.model.chat.request.ChatRequest
parameters(ChatRequestParameters) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
parameters(JsonObjectSchema) - Method in class dev.langchain4j.agent.tool.ToolSpecification.Builder: Sets the parameters.
parse(InputStream) - Method in interface dev.langchain4j.data.document.DocumentParser: Parses a given InputStream into a Document.
parse(String) - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
parse(String) - Method in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
parse(String) - Method in interface dev.langchain4j.store.embedding.filter.FilterParser: Parses a filter expression string into a Filter object.
ParsedJson(T, String) - Constructor for record class dev.langchain4j.internal.JsonParsingUtils.ParsedJson: Creates an instance of a ParsedJson record class.
partialArguments() - Method in class dev.langchain4j.model.chat.response.PartialToolCall: A portion of the arguments for the tool.
partialArguments(String) - Method in class dev.langchain4j.model.chat.response.PartialToolCall.Builder
PartialThinking - Class in dev.langchain4j.model.chat.response
PartialThinking(String) - Constructor for class dev.langchain4j.model.chat.response.PartialThinking
PartialToolCall - Class in dev.langchain4j.model.chat.response: Represents a partial tool call.
PartialToolCall(PartialToolCall.Builder) - Constructor for class dev.langchain4j.model.chat.response.PartialToolCall
PartialToolCall.Builder - Class in dev.langchain4j.model.chat.response
PDF - Enum constant in enum class dev.langchain4j.data.message.ContentType: PDF file content.
pdfFile() - Method in class dev.langchain4j.data.message.PdfFileContent: Get the PdfFile.
PdfFile - Class in dev.langchain4j.data.pdf
PdfFile.Builder - Class in dev.langchain4j.data.pdf: Builder for PdfFile.
PdfFileContent - Class in dev.langchain4j.data.message
PdfFileContent(PdfFile) - Constructor for class dev.langchain4j.data.message.PdfFileContent: Create a new PdfFileContent from the given PDF file.
PdfFileContent(String) - Constructor for class dev.langchain4j.data.message.PdfFileContent: Create a new PdfFileContent from the given url.
PdfFileContent(String, String) - Constructor for class dev.langchain4j.data.message.PdfFileContent: Create a new PdfFileContent from the given base64 data and mime type.
PdfFileContent(URI) - Constructor for class dev.langchain4j.data.message.PdfFileContent: Create a new PdfFileContent from the given url.
presencePenalty() - Method in class dev.langchain4j.model.chat.request.ChatRequest
presencePenalty() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
presencePenalty() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
presencePenalty(Double) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
presencePenalty(Double) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
probeContentType(String) - Method in class dev.langchain4j.internal.CustomMimeTypesFileTypeDetector
probeContentType(URI) - Method in class dev.langchain4j.internal.CustomMimeTypesFileTypeDetector: Guess the mime-type of a given URI.
probeContentType(Path) - Method in class dev.langchain4j.internal.CustomMimeTypesFileTypeDetector: Guess the mime-type of a given path.
prompt() - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest
prompt(String) - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest.Builder: Sets an optional text prompt to guide the model's transcription.
Prompt - Class in dev.langchain4j.model.input: Represents a prompt (an input text sent to the LLM).
Prompt(String) - Constructor for class dev.langchain4j.model.input.Prompt: Create a new Prompt.
promptTemplate - Variable in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
promptTemplate - Variable in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
promptTemplate - Variable in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
promptTemplate(PromptTemplate) - Method in class dev.langchain4j.rag.content.injector.DefaultContentInjector.DefaultContentInjectorBuilder
promptTemplate(PromptTemplate) - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.LanguageModelQueryRouterBuilder
promptTemplate(PromptTemplate) - Method in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer.CompressingQueryTransformerBuilder
promptTemplate(PromptTemplate) - Method in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer.ExpandingQueryTransformerBuilder
PromptTemplate - Class in dev.langchain4j.model.input: Represents a template of a prompt that can be reused multiple times.
PromptTemplate(String) - Constructor for class dev.langchain4j.model.input.PromptTemplate: Create a new PromptTemplate.
PromptTemplateFactory - Interface in dev.langchain4j.spi.prompt: A factory for creating prompt templates.
PromptTemplateFactory.Input - Interface in dev.langchain4j.spi.prompt: Interface for input for the factory.
PromptTemplateFactory.Template - Interface in dev.langchain4j.spi.prompt: Interface for a prompt template.
properties() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
provider() - Method in interface dev.langchain4j.model.chat.ChatModel
provider() - Method in interface dev.langchain4j.model.chat.StreamingChatModel
put(String, double) - Method in class dev.langchain4j.data.document.Metadata: Adds a key-value pair to the metadata.
put(String, float) - Method in class dev.langchain4j.data.document.Metadata: Adds a key-value pair to the metadata.
put(String, int) - Method in class dev.langchain4j.data.document.Metadata: Adds a key-value pair to the metadata.
put(String, long) - Method in class dev.langchain4j.data.document.Metadata: Adds a key-value pair to the metadata.
put(String, String) - Method in class dev.langchain4j.data.document.Metadata: Adds a key-value pair to the metadata.
put(String, UUID) - Method in class dev.langchain4j.data.document.Metadata: Adds a key-value pair to the metadata.
put(String, T) - Method in class dev.langchain4j.invocation.InvocationParameters
putAll(Map) - Method in class dev.langchain4j.data.document.Metadata

Q

Query - Class in dev.langchain4j.rag.query: Represents a query from the user intended for retrieving relevant Contents.
Query(String) - Constructor for class dev.langchain4j.rag.query.Query
Query(String, Metadata) - Constructor for class dev.langchain4j.rag.query.Query
queryEmbedding() - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest
queryEmbedding(Embedding) - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest.EmbeddingSearchRequestBuilder
queryRouter(QueryRouter) - Method in class dev.langchain4j.rag.DefaultRetrievalAugmentor.DefaultRetrievalAugmentorBuilder
QueryRouter - Interface in dev.langchain4j.rag.query.router: Routes the given Query to one or multiple ContentRetrievers.
querySelector(Function) - Method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator.ReRankingContentAggregatorBuilder
queryTransformer(QueryTransformer) - Method in class dev.langchain4j.rag.DefaultRetrievalAugmentor.DefaultRetrievalAugmentorBuilder
QueryTransformer - Interface in dev.langchain4j.rag.query.transformer: Transforms the given Query into one or multiple Querys.
quoted(Object) - Static method in class dev.langchain4j.internal.Utils: Returns the given object's toString() surrounded by quotes.

R

randomUUID() - Static method in class dev.langchain4j.internal.Utils: Returns a random UUID.
RateLimitException - Exception Class in dev.langchain4j.exception
RateLimitException(String) - Constructor for exception class dev.langchain4j.exception.RateLimitException
RateLimitException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.RateLimitException
RateLimitException(Throwable) - Constructor for exception class dev.langchain4j.exception.RateLimitException
rawDelayMs(int) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy: This method returns the raw delay in milliseconds after a given retry.
readBytes(String) - Static method in class dev.langchain4j.internal.Utils: Reads the content as bytes from the given URL as a GET request for HTTP/HTTPS resources, and from files stored on the local filesystem.
ReciprocalRankFuser - Class in dev.langchain4j.rag.content.aggregator: Implementation of Reciprocal Rank Fusion.
ReciprocalRankFuser() - Constructor for class dev.langchain4j.rag.content.aggregator.ReciprocalRankFuser
recursionDetected - Variable in class dev.langchain4j.internal.JsonSchemaElementUtils.VisitedClassMetadata
reference - Variable in class dev.langchain4j.internal.JsonSchemaElementUtils.VisitedClassMetadata
reference() - Method in class dev.langchain4j.model.chat.request.json.JsonReferenceSchema
reference(String) - Method in class dev.langchain4j.model.chat.request.json.JsonReferenceSchema.Builder
register(AiServiceListener...) - Method in interface dev.langchain4j.observability.api.AiServiceListenerRegistrar: Registers one or more AiServiceListener instances to receive AiServiceEvent notifications.
register(AiServiceListener) - Method in interface dev.langchain4j.observability.api.AiServiceListenerRegistrar: Registers a listener to receive AiServiceEvent notifications.
register(AiServiceListener) - Method in class dev.langchain4j.observability.api.DefaultAiServiceListenerRegistrar: Registers a listener to receive AiServiceEvent notifications.
register(Iterable) - Method in interface dev.langchain4j.observability.api.AiServiceListenerRegistrar: Registers a collection of AiServiceListener instances to receive AiServiceEvent notifications.
RelevanceScore - Class in dev.langchain4j.store.embedding: Utility class for converting between cosine similarity and relevance score.
remove(String) - Method in class dev.langchain4j.data.document.Metadata: Removes the given key from the metadata.
remove(String) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Removes a single embedding from the store by ID.
removeAll() - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Removes all embeddings from the store.
removeAll(Filter) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Removes all embeddings that match the specified Filter from the store.
removeAll(Collection) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Removes all embeddings that match the specified IDs from the store.
render(Map) - Method in interface dev.langchain4j.spi.prompt.PromptTemplateFactory.Template: Render the template.
repeat(String, int) - Static method in class dev.langchain4j.internal.Utils: Returns a string consisting of the given string repeated times times.
reprompt() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult.Failure
reprompt(String, String) - Method in interface dev.langchain4j.guardrail.OutputGuardrail
reprompt(String, Throwable, String) - Method in interface dev.langchain4j.guardrail.OutputGuardrail
request() - Method in class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
request() - Method in interface dev.langchain4j.observability.api.event.GuardrailExecutedEvent: Retrieves the request used for input guardrail validation.
request() - Method in interface dev.langchain4j.observability.api.event.ToolExecutedEvent: Gets the ToolExecutionRequest that initiated the tool execution.
request() - Method in class dev.langchain4j.observability.api.event.ToolExecutedEvent.ToolExecutedEventBuilder
request() - Method in class dev.langchain4j.observability.event.DefaultGuardrailExecutedEvent
request() - Method in class dev.langchain4j.observability.event.DefaultToolExecutedEvent
request(ToolExecutionRequest) - Method in class dev.langchain4j.observability.api.event.ToolExecutedEvent.ToolExecutedEventBuilder: Sets the tool execution request.
request(P) - Method in class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
requestParams() - Method in interface dev.langchain4j.guardrail.GuardrailRequest: Retrieves the common parameters that are shared across guardrail checks.
requestParams() - Method in class dev.langchain4j.guardrail.InputGuardrailRequest: Returns the common parameters shared between types of guardrails.
requestParams() - Method in class dev.langchain4j.guardrail.OutputGuardrailRequest: Returns the common parameters that are shared across guardrail checks.
requestParams(GuardrailRequestParams) - Method in class dev.langchain4j.guardrail.OutputGuardrailRequest.Builder: Sets the common parameters.
required() - Element in annotation interface dev.langchain4j.agent.tool.P: Whether the parameter is required
required() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
required(String...) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder
required(List) - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema.Builder
REQUIRED - Enum constant in enum class dev.langchain4j.model.chat.request.ToolChoice: The chat model is required to use one or more tools.
reRankAndFilter(List, Query) - Method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator
RERANKED_SCORE - Enum constant in enum class dev.langchain4j.rag.content.ContentMetadata
ReRankingContentAggregator - Class in dev.langchain4j.rag.content.aggregator: A ContentAggregator that performs re-ranking using a ScoringModel, such as Cohere.
ReRankingContentAggregator(ScoringModel) - Constructor for class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator
ReRankingContentAggregator(ScoringModel, Function, Double) - Constructor for class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator
ReRankingContentAggregator(ScoringModel, Function, Double, Integer) - Constructor for class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator
ReRankingContentAggregator.ReRankingContentAggregatorBuilder - Class in dev.langchain4j.rag.content.aggregator
response() - Method in class dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent.AiServiceResponseReceivedEventBuilder
response() - Method in interface dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent: Retrieves the chat response from the AI Service invocation event.
response() - Method in class dev.langchain4j.observability.event.DefaultAiServiceResponseReceivedEvent
response(OutputGuardrailRequest) - Method in class dev.langchain4j.guardrail.OutputGuardrailResult: Gets the response computed from the combination of the original ChatResponse in the OutputGuardrailRequest and this result
response(ChatResponse) - Method in class dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent.AiServiceResponseReceivedEventBuilder: Sets the chat response.
Response<T> - Class in dev.langchain4j.model.output: Represents the response from various types of models, including language, chat, embedding, and moderation models.
Response(T) - Constructor for class dev.langchain4j.model.output.Response: Create a new Response.
Response(T, TokenUsage, FinishReason) - Constructor for class dev.langchain4j.model.output.Response: Create a new Response.
Response(T, TokenUsage, FinishReason, Map) - Constructor for class dev.langchain4j.model.output.Response: Create a new Response.
RESPONSE_FORMAT_JSON_SCHEMA - Enum constant in enum class dev.langchain4j.model.chat.Capability: Indicates whether ChatModel or StreamingChatModel supports responding in JSON format according to the specified JSON schema.
responseFormat() - Method in class dev.langchain4j.model.chat.request.ChatRequest
responseFormat() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
responseFormat() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
responseFormat(JsonSchema) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
responseFormat(ResponseFormat) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
responseFormat(ResponseFormat) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
ResponseFormat - Class in dev.langchain4j.model.chat.request
ResponseFormat.Builder - Class in dev.langchain4j.model.chat.request
ResponseFormatType - Enum Class in dev.langchain4j.model.chat.request
responseFromLLM() - Method in class dev.langchain4j.guardrail.OutputGuardrailRequest: Returns the response from the LLM.
responseFromLLM(ChatResponse) - Method in class dev.langchain4j.guardrail.OutputGuardrailRequest.Builder: Sets the response from the LLM.
result() - Method in interface dev.langchain4j.guardrail.GuardrailResult: The result of the guardrail
result() - Method in class dev.langchain4j.guardrail.InputGuardrailResult
result() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult
result() - Method in interface dev.langchain4j.observability.api.event.AiServiceCompletedEvent: Retrieves the result of the invocation.
result() - Method in class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
result() - Method in interface dev.langchain4j.observability.api.event.GuardrailExecutedEvent: Retrieves the result of the input guardrail validation process.
result() - Method in class dev.langchain4j.observability.event.DefaultAiServiceCompletedEvent
result() - Method in class dev.langchain4j.observability.event.DefaultGuardrailExecutedEvent
result(Object) - Method in class dev.langchain4j.observability.api.event.AiServiceCompletedEvent.AiServiceCompletedEventBuilder: Sets the result.
result(R) - Method in class dev.langchain4j.observability.api.event.GuardrailExecutedEvent.GuardrailExecutedEventBuilder
results() - Method in class dev.langchain4j.web.search.WebSearchResults: Gets the list of organic search results.
resultText() - Method in interface dev.langchain4j.observability.api.event.ToolExecutedEvent: Gets the result of the tool execution
resultText() - Method in class dev.langchain4j.observability.api.event.ToolExecutedEvent.ToolExecutedEventBuilder
resultText() - Method in class dev.langchain4j.observability.event.DefaultToolExecutedEvent
resultText(String) - Method in class dev.langchain4j.observability.api.event.ToolExecutedEvent.ToolExecutedEventBuilder: Sets the tool execution result text.
RetriableException - Exception Class in dev.langchain4j.exception
RetriableException(String) - Constructor for exception class dev.langchain4j.exception.RetriableException
RetriableException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.RetriableException
RetriableException(Throwable) - Constructor for exception class dev.langchain4j.exception.RetriableException
RetrievalAugmentor - Interface in dev.langchain4j.rag: Augments the provided ChatMessage with retrieved Contents.
retrieve(Query) - Method in interface dev.langchain4j.rag.content.retriever.ContentRetriever: Retrieves relevant Contents using a given Query.
retrieve(Query) - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
retrieve(Query) - Method in class dev.langchain4j.rag.content.retriever.WebSearchContentRetriever
retrieverToDescription(Map) - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.LanguageModelQueryRouterBuilder
retry() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult.Failure
retry(String) - Method in interface dev.langchain4j.guardrail.OutputGuardrail
retry(String, Throwable) - Method in interface dev.langchain4j.guardrail.OutputGuardrail
RetryPolicy(int, int, double, double) - Constructor for class dev.langchain4j.internal.RetryUtils.RetryPolicy: Construct a RetryPolicy.
retryPolicyBuilder() - Static method in class dev.langchain4j.internal.RetryUtils: This method returns a RetryPolicy.Builder.
RetryUtils - Class in dev.langchain4j.internal: Utility class for retrying actions.
RetryUtils.RetryPolicy - Class in dev.langchain4j.internal: This class encapsulates a retry policy.
RetryUtils.RetryPolicy.Builder - Class in dev.langchain4j.internal: This class encapsulates a retry policy builder.
returnBehavior() - Element in annotation interface dev.langchain4j.agent.tool.Tool: Return behavior of the tool.
ReturnBehavior - Enum Class in dev.langchain4j.agent.tool: Defines the behavior of a tool's return value when called by a language model.
revisedPrompt() - Method in class dev.langchain4j.data.image.Image: Get the revised prompt of the image.
revisedPrompt(String) - Method in class dev.langchain4j.data.image.Image.Builder: Set the revised prompt of the image.
rewriteUserMessage(String) - Method in class dev.langchain4j.guardrail.InputGuardrailRequest
rewrittenUserMessage() - Method in interface dev.langchain4j.observability.api.event.InputGuardrailExecutedEvent: Retrieves a rewritten user message if a successful rewritten result exists.
rewrittenUserMessage() - Method in class dev.langchain4j.observability.event.DefaultInputGuardrailExecutedEvent
right() - Method in class dev.langchain4j.store.embedding.filter.logical.And
right() - Method in class dev.langchain4j.store.embedding.filter.logical.Or
rootElement() - Method in class dev.langchain4j.model.chat.request.json.JsonSchema
rootElement(JsonSchemaElement) - Method in class dev.langchain4j.model.chat.request.json.JsonSchema.Builder
route(Query) - Method in class dev.langchain4j.rag.query.router.DefaultQueryRouter
route(Query) - Method in class dev.langchain4j.rag.query.router.LanguageModelQueryRouter
route(Query) - Method in interface dev.langchain4j.rag.query.router.QueryRouter: Routes the given Query to one or multiple ContentRetrievers.
ROUTE_TO_ALL - Enum constant in enum class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.FallbackStrategy: In this case, the Query will be routed to all ContentRetrievers.
runtime(String, Object...) - Static method in class dev.langchain4j.internal.Exceptions: Constructs an RuntimeException with the given formatted result.

S

safeSearch() - Method in class dev.langchain4j.web.search.WebSearchRequest: Get the safe search flag.
safeSearch(Boolean) - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Set the safe search flag.
schema - Variable in class dev.langchain4j.model.chat.request.json.JsonRawSchema.Builder
schema() - Method in class dev.langchain4j.model.chat.request.json.JsonRawSchema
schema(String) - Method in class dev.langchain4j.model.chat.request.json.JsonRawSchema.Builder
score() - Method in class dev.langchain4j.store.embedding.EmbeddingMatch: Returns the relevance score (derivative of cosine distance) of this embedding compared to a reference embedding during a search.
score(TextSegment, String) - Method in interface dev.langchain4j.model.scoring.ScoringModel: Scores a given TextSegment against a given query.
score(String, String) - Method in interface dev.langchain4j.model.scoring.ScoringModel: Scores a given text against a given query.
SCORE - Enum constant in enum class dev.langchain4j.rag.content.ContentMetadata
scoreAll(List, String) - Method in interface dev.langchain4j.model.scoring.ScoringModel: Scores all provided TextSegments against a given query.
scoringModel(ScoringModel) - Method in class dev.langchain4j.rag.content.aggregator.ReRankingContentAggregator.ReRankingContentAggregatorBuilder
ScoringModel - Interface in dev.langchain4j.model.scoring: Represents a model capable of scoring a text against a query.
search(EmbeddingSearchRequest) - Method in interface dev.langchain4j.store.embedding.EmbeddingStore: Searches for the most similar (closest in the embedding space) Embeddings.
search(WebSearchRequest) - Method in interface dev.langchain4j.web.search.WebSearchEngine: Performs a search request on the web search engine and returns the search results.
search(String) - Method in interface dev.langchain4j.web.search.WebSearchEngine: Performs a search query on the web search engine and returns the search results.
searchInformation() - Method in class dev.langchain4j.web.search.WebSearchResults: Gets the information about the web search.
searchMetadata() - Method in class dev.langchain4j.web.search.WebSearchResults: Gets the metadata associated with the web search.
searchTerms() - Method in class dev.langchain4j.web.search.WebSearchRequest: Get the search terms.
searchTerms(String) - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Set the search terms.
searchWeb(String) - Method in class dev.langchain4j.web.search.WebSearchTool: Runs a search query on the web search engine and returns a pretty-string representation of the search results.
SENSITIVE - Static variable in class dev.langchain4j.internal.Markers
ServiceHelper - Class in dev.langchain4j.spi: Utility wrapper around ServiceLoader.load().
singleText() - Method in class dev.langchain4j.data.message.UserMessage: Returns text from a single TextContent.
sleep(int) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy: This method sleeps after a given retry.
snippet() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult: Returns the snippet associated with the web page.
split(Document) - Method in interface dev.langchain4j.data.document.DocumentSplitter: Splits a single Document into a list of TextSegment objects.
splitAll(Document...) - Method in interface dev.langchain4j.data.document.DocumentSplitter: Splits multiple Document instances into a list of TextSegment objects.
splitAll(List) - Method in interface dev.langchain4j.data.document.DocumentSplitter: Splits a list of Documents into a list of TextSegment objects.
startIndex() - Method in class dev.langchain4j.web.search.WebSearchRequest: Get the start index for search results.
startIndex(Integer) - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Set the start index for search results.
startPage() - Method in class dev.langchain4j.web.search.WebSearchRequest: Get the start page number for search results.
startPage(Integer) - Method in class dev.langchain4j.web.search.WebSearchRequest.Builder: Set the start page number for search results.
statusCode() - Method in exception class dev.langchain4j.exception.HttpException
STOP - Enum constant in enum class dev.langchain4j.model.output.FinishReason: The model call finished because the model decided the request was done.
stopSequences() - Method in class dev.langchain4j.model.chat.request.ChatRequest
stopSequences() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
stopSequences() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
stopSequences(String...) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
stopSequences(List) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
stopSequences(List) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
streamingChatModel - Variable in class dev.langchain4j.guardrail.ChatExecutor.StreamingToSynchronousBuilder
StreamingChatModel - Interface in dev.langchain4j.model.chat: Represents a language model that has a chat API and can stream a response one token at a time.
StreamingChatResponseHandler - Interface in dev.langchain4j.model.chat.response: Represents a handler for a StreamingChatModel response.
StreamingLanguageModel - Interface in dev.langchain4j.model.language: Represents a language model that has a simple text interface (as opposed to a chat interface) and can stream a response one token at a time.
StreamingResponseHandler<T> - Interface in dev.langchain4j.model: Represents a handler for streaming responses from a language model.
StreamingToSynchronousBuilder(StreamingChatModel) - Constructor for class dev.langchain4j.guardrail.ChatExecutor.StreamingToSynchronousBuilder
StructuredPrompt - Annotation Interface in dev.langchain4j.model.input.structured: Represents a structured prompt.
StructuredPrompt.Util - Class in dev.langchain4j.model.input.structured: Utility class for StructuredPrompt.
StructuredPromptFactory - Interface in dev.langchain4j.spi.prompt.structured: Represents a factory for structured prompts.
StructuredPromptProcessor - Class in dev.langchain4j.model.input.structured: Utility class for structured prompts.
success() - Method in interface dev.langchain4j.guardrail.InputGuardrail: Produces a successful result without any successful text
success() - Static method in class dev.langchain4j.guardrail.InputGuardrailResult: Gets a successful input guardrail result
success() - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Produces a successful result without any successful text
success() - Static method in class dev.langchain4j.guardrail.OutputGuardrailResult: Gets a successful output guardrail result
SUCCESS - Enum constant in enum class dev.langchain4j.guardrail.GuardrailResult.Result: A successful validation.
SUCCESS_WITH_RESULT - Enum constant in enum class dev.langchain4j.guardrail.GuardrailResult.Result: A successful validation with a specific result.
successfulResult() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult
successfulText() - Method in interface dev.langchain4j.guardrail.GuardrailResult: The message of the successful result
successfulText() - Method in class dev.langchain4j.guardrail.InputGuardrailResult
successfulText() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult
successWith(String) - Method in interface dev.langchain4j.guardrail.InputGuardrail: Produces a successful result with specific success text
successWith(String) - Static method in class dev.langchain4j.guardrail.InputGuardrailResult: Produces a successful result with specific success text
successWith(String) - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Produces a successful result with specific success text
successWith(String) - Static method in class dev.langchain4j.guardrail.OutputGuardrailResult: Produces a successful result with specific success text
successWith(String, Object) - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Produces a non-fatal failure
successWith(String, Object) - Static method in class dev.langchain4j.guardrail.OutputGuardrailResult: Produces a non-fatal failure
sum(TokenUsage, TokenUsage) - Static method in class dev.langchain4j.model.output.TokenUsage: Adds two token usages.
sum(Integer, Integer) - Static method in class dev.langchain4j.model.output.TokenUsage: Sum two integers, returning null if both are null.
supportedCapabilities() - Method in interface dev.langchain4j.model.chat.ChatModel
supportedCapabilities() - Method in interface dev.langchain4j.model.chat.StreamingChatModel
SynchronousBuilder(ChatModel) - Constructor for class dev.langchain4j.guardrail.ChatExecutor.SynchronousBuilder
SYSTEM - Enum constant in enum class dev.langchain4j.data.message.ChatMessageType: A message from the system, typically defined by a developer.
systemMessage() - Method in class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder
systemMessage() - Method in interface dev.langchain4j.observability.api.event.AiServiceStartedEvent: Retrieves an optional system message associated with the invocation.
systemMessage() - Method in class dev.langchain4j.observability.event.DefaultAiServiceStartedEvent
systemMessage(SystemMessage) - Method in class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder: Sets a system message.
systemMessage(String) - Static method in class dev.langchain4j.data.message.SystemMessage: Creates a new system message.
systemMessage(Optional) - Method in class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder: Sets an optional system message.
SystemMessage - Class in dev.langchain4j.data.message: Represents a system message, typically defined by a developer.
SystemMessage(String) - Constructor for class dev.langchain4j.data.message.SystemMessage: Creates a new system message.

T

temperature() - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest
temperature() - Method in class dev.langchain4j.model.chat.request.ChatRequest
temperature() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
temperature() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
temperature(Double) - Method in class dev.langchain4j.model.audio.AudioTranscriptionRequest.Builder: Sets the temperature parameter for controlling randomness in the transcription.
temperature(Double) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
temperature(Double) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
template() - Method in class dev.langchain4j.model.input.PromptTemplate
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.ContainsString
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsEqualTo
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThan
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThanOrEqualTo
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsIn
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThan
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThanOrEqualTo
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotEqualTo
test(Object) - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotIn
test(Object) - Method in interface dev.langchain4j.store.embedding.filter.Filter: Tests if a given object satisfies this Filter.
test(Object) - Method in class dev.langchain4j.store.embedding.filter.logical.And
test(Object) - Method in class dev.langchain4j.store.embedding.filter.logical.Not
test(Object) - Method in class dev.langchain4j.store.embedding.filter.logical.Or
text() - Method in class dev.langchain4j.data.document.DefaultDocument
text() - Method in interface dev.langchain4j.data.document.Document: Returns the text of this document.
text() - Method in class dev.langchain4j.data.message.AiMessage: Get the text of the message.
text() - Method in class dev.langchain4j.data.message.SystemMessage: Returns the message text.
text() - Method in class dev.langchain4j.data.message.TextContent: Returns the text.
text() - Method in class dev.langchain4j.data.message.ToolExecutionResultMessage: Returns the result of the tool execution.
text() - Method in class dev.langchain4j.data.segment.TextSegment: Returns the text.
text() - Method in class dev.langchain4j.model.audio.AudioTranscriptionResponse
text() - Method in class dev.langchain4j.model.chat.response.PartialThinking
text() - Method in class dev.langchain4j.model.input.Prompt: The text of the prompt.
text() - Method in class dev.langchain4j.rag.query.Query
text(String) - Method in class dev.langchain4j.data.message.AiMessage.Builder
TEXT - Enum constant in enum class dev.langchain4j.data.message.ContentType: Text content.
TEXT - Enum constant in enum class dev.langchain4j.model.chat.request.ResponseFormatType
TEXT - Static variable in class dev.langchain4j.model.chat.request.ResponseFormat
TextContent - Class in dev.langchain4j.data.message: Represents a text content.
TextContent(String) - Constructor for class dev.langchain4j.data.message.TextContent: Creates a new text content.
textSegment() - Method in interface dev.langchain4j.rag.content.Content
textSegment() - Method in class dev.langchain4j.rag.content.DefaultContent
textSegment(String) - Static method in class dev.langchain4j.data.segment.TextSegment: Creates a new text segment.
textSegment(String, Metadata) - Static method in class dev.langchain4j.data.segment.TextSegment: Creates a new text segment.
TextSegment - Class in dev.langchain4j.data.segment: Represents a semantically meaningful segment (chunk/piece/fragment) of a larger entity such as a document or chat conversation.
TextSegment(String, Metadata) - Constructor for class dev.langchain4j.data.segment.TextSegment: Creates a new text segment.
textSegmentTransformer(TextSegmentTransformer) - Method in class dev.langchain4j.store.embedding.EmbeddingStoreIngestor.Builder: Sets the text segment transformer.
TextSegmentTransformer - Interface in dev.langchain4j.data.segment: Defines the interface for transforming a TextSegment.
thinking() - Method in class dev.langchain4j.data.message.AiMessage: Get the thinking/reasoning text of the message.
thinking(String) - Method in class dev.langchain4j.data.message.AiMessage.Builder
TimeoutException - Exception Class in dev.langchain4j.exception
TimeoutException(String) - Constructor for exception class dev.langchain4j.exception.TimeoutException
TimeoutException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.TimeoutException
TimeoutException(Throwable) - Constructor for exception class dev.langchain4j.exception.TimeoutException
timestamp() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
timestamp() - Method in class dev.langchain4j.invocation.InvocationContext.Builder
timestamp() - Method in interface dev.langchain4j.invocation.InvocationContext: Retrieves the point in time when the invocation occurred.
timestamp(Instant) - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Sets the timestamp for the builder.
timestampNow() - Method in class dev.langchain4j.invocation.InvocationContext.Builder: Updates the builder's timestamp to the current system time.
title() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult: Returns the title of the web page.
TO_LLM - Enum constant in enum class dev.langchain4j.agent.tool.ReturnBehavior: The value returned by the tool is sent back to the LLM for further processing.
toAiMessage() - Method in class dev.langchain4j.model.input.Prompt: Convert this prompt to an AiMessage.
toBuilder() - Method in class dev.langchain4j.guardrail.GuardrailRequestParams: Converts the current GuardrailRequestParams instance to a builder, allowing modifications to the current state or creation of a new modified object.
toBuilder() - Method in interface dev.langchain4j.invocation.InvocationContext: Converts the current instance of DefaultInvocationContext into a InvocationContext.Builder, pre-populated with the current values of the instance.
toBuilder() - Method in class dev.langchain4j.model.chat.request.ChatRequest: Transforms this instance to a ChatRequest.Builder with all of the same field values
toBuilder() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
toBuilder() - Method in class dev.langchain4j.model.chat.response.ChatResponse: Converts the current instance of ChatResponse into a ChatResponse.Builder, allowing modifications to the current object's fields.
toBuilder() - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
toBuilder() - Method in interface dev.langchain4j.observability.api.event.AiServiceCompletedEvent
toBuilder() - Method in interface dev.langchain4j.observability.api.event.AiServiceErrorEvent
toBuilder() - Method in interface dev.langchain4j.observability.api.event.AiServiceEvent: Creates a new builder instance initialized with the properties of this AiServiceEvent.
toBuilder() - Method in interface dev.langchain4j.observability.api.event.AiServiceResponseReceivedEvent
toBuilder() - Method in interface dev.langchain4j.observability.api.event.AiServiceStartedEvent
toBuilder() - Method in interface dev.langchain4j.observability.api.event.InputGuardrailExecutedEvent
toBuilder() - Method in interface dev.langchain4j.observability.api.event.OutputGuardrailExecutedEvent
toBuilder() - Method in interface dev.langchain4j.observability.api.event.ToolExecutedEvent
toBuilder(ChatResponseMetadata.Builder) - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
toDocument() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult: Converts this WebSearchOrganicResult to a Document.
toDocuments() - Method in class dev.langchain4j.web.search.WebSearchResults: Converts the organic search results to a list of documents.
toJson(Object) - Method in interface dev.langchain4j.internal.Json.JsonCodec: Convert the given object to JSON.
toJson(Object) - Static method in class dev.langchain4j.internal.Json: Convert the given object to JSON.
TokenCountEstimator - Interface in dev.langchain4j.model: Represents an interface for estimating the count of tokens in various text types such as a text, prompt, text segment, etc.
tokenUsage() - Method in class dev.langchain4j.model.chat.response.ChatResponse
tokenUsage() - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
tokenUsage() - Method in class dev.langchain4j.model.output.Response: Get the token usage statistics.
tokenUsage() - Method in class dev.langchain4j.store.embedding.IngestionResult
tokenUsage(TokenUsage) - Method in class dev.langchain4j.model.chat.response.ChatResponse.Builder
tokenUsage(TokenUsage) - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata.Builder
TokenUsage - Class in dev.langchain4j.model.output: Represents the token usage of a response.
TokenUsage() - Constructor for class dev.langchain4j.model.output.TokenUsage: Creates a new TokenUsage instance with all fields set to null.
TokenUsage(Integer) - Constructor for class dev.langchain4j.model.output.TokenUsage: Creates a new TokenUsage instance with the given input token count.
TokenUsage(Integer, Integer) - Constructor for class dev.langchain4j.model.output.TokenUsage: Creates a new TokenUsage instance with the given input and output token counts.
TokenUsage(Integer, Integer, Integer) - Constructor for class dev.langchain4j.model.output.TokenUsage: Creates a new TokenUsage instance with the given input, output and total token counts.
toMap() - Method in class dev.langchain4j.data.document.Metadata: Get a copy of the metadata as a map of key-value pairs.
toMap(JsonSchemaElement) - Static method in class dev.langchain4j.internal.JsonSchemaElementUtils
toMap(JsonSchemaElement, boolean) - Static method in class dev.langchain4j.internal.JsonSchemaElementUtils
toMap(JsonSchemaElement, boolean, boolean) - Static method in class dev.langchain4j.internal.JsonSchemaElementUtils
toMap(Map) - Static method in class dev.langchain4j.internal.JsonSchemaElementUtils
toMap(Map, boolean) - Static method in class dev.langchain4j.internal.JsonSchemaElementUtils
Tool - Annotation Interface in dev.langchain4j.agent.tool: Java methods annotated with @Tool are considered tools/functions that language model can execute/call.
TOOL_EXECUTION - Enum constant in enum class dev.langchain4j.model.output.FinishReason: The call finished signalling a need for tool execution.
TOOL_EXECUTION_RESULT - Enum constant in enum class dev.langchain4j.data.message.ChatMessageType: A message from a tool.
ToolArgumentsException - Exception Class in dev.langchain4j.exception: Indicates that something is wrong with the tool arguments.
ToolArgumentsException(String) - Constructor for exception class dev.langchain4j.exception.ToolArgumentsException
ToolArgumentsException(String, Integer) - Constructor for exception class dev.langchain4j.exception.ToolArgumentsException
ToolArgumentsException(Throwable) - Constructor for exception class dev.langchain4j.exception.ToolArgumentsException
ToolArgumentsException(Throwable, Integer) - Constructor for exception class dev.langchain4j.exception.ToolArgumentsException
ToolCallBuilder - Class in dev.langchain4j.internal: Internal helper that helps to build partial and complete tool calls during streaming.
ToolCallBuilder() - Constructor for class dev.langchain4j.internal.ToolCallBuilder
ToolCallBuilder(int) - Constructor for class dev.langchain4j.internal.ToolCallBuilder
toolChoice() - Method in class dev.langchain4j.model.chat.request.ChatRequest
toolChoice() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
toolChoice() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
toolChoice(ToolChoice) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
toolChoice(ToolChoice) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
ToolChoice - Enum Class in dev.langchain4j.model.chat.request: Specifies how ChatModel should use tools.
ToolExecutedEvent - Interface in dev.langchain4j.observability.api.event: Invoked after the tool is executed.
ToolExecutedEvent.ToolExecutedEventBuilder - Class in dev.langchain4j.observability.api.event
ToolExecutedEventBuilder() - Constructor for class dev.langchain4j.observability.api.event.ToolExecutedEvent.ToolExecutedEventBuilder
ToolExecutedEventBuilder(ToolExecutedEvent) - Constructor for class dev.langchain4j.observability.api.event.ToolExecutedEvent.ToolExecutedEventBuilder: Creates a builder initialized from an existing ToolExecutedEvent.
ToolExecutedEventListener - Interface in dev.langchain4j.observability.api.listener: A listener for ToolExecutedEvent, which represents an event that occurs after a tool is executed within an AI Service invocation.
ToolExecutionException - Exception Class in dev.langchain4j.exception: Indicates that something went wrong while executing the tool.
ToolExecutionException(String) - Constructor for exception class dev.langchain4j.exception.ToolExecutionException
ToolExecutionException(String, Integer) - Constructor for exception class dev.langchain4j.exception.ToolExecutionException
ToolExecutionException(Throwable) - Constructor for exception class dev.langchain4j.exception.ToolExecutionException
ToolExecutionException(Throwable, Integer) - Constructor for exception class dev.langchain4j.exception.ToolExecutionException
toolExecutionRequest() - Method in class dev.langchain4j.model.chat.response.CompleteToolCall: A fully constructed ToolExecutionRequest that is ready for execution.
ToolExecutionRequest - Class in dev.langchain4j.agent.tool: Represents an LLM-generated request to execute a tool.
ToolExecutionRequest.Builder - Class in dev.langchain4j.agent.tool: ToolExecutionRequest builder static inner class.
toolExecutionRequests() - Method in class dev.langchain4j.data.message.AiMessage: Get the tool execution requests of the message.
toolExecutionRequests(List) - Method in class dev.langchain4j.data.message.AiMessage.Builder
toolExecutionResultMessage(ToolExecutionRequest, String) - Static method in class dev.langchain4j.data.message.ToolExecutionResultMessage: Creates a ToolExecutionResultMessage from a ToolExecutionRequest and the result of the tool execution.
toolExecutionResultMessage(String, String, String) - Static method in class dev.langchain4j.data.message.ToolExecutionResultMessage: Creates a ToolExecutionResultMessage from a ToolExecutionRequest and the result of the tool execution.
ToolExecutionResultMessage - Class in dev.langchain4j.data.message: Represents the result of a tool execution in response to a ToolExecutionRequest.
ToolExecutionResultMessage(String, String, String) - Constructor for class dev.langchain4j.data.message.ToolExecutionResultMessage: Creates a ToolExecutionResultMessage.
ToolMemoryId - Annotation Interface in dev.langchain4j.agent.tool: If a Tool method parameter is annotated with this annotation, memory id (parameter annotated with @MemoryId in AI Service) will be injected automatically.
toolName() - Method in class dev.langchain4j.data.message.ToolExecutionResultMessage: Returns the name of the tool.
ToolSpecification - Class in dev.langchain4j.agent.tool: Describes a tool that language model can execute.
ToolSpecification.Builder - Class in dev.langchain4j.agent.tool: ToolSpecification builder static inner class.
toolSpecificationFrom(Method) - Static method in class dev.langchain4j.agent.tool.ToolSpecifications: Returns the ToolSpecification for the given method annotated with @Tool.
toolSpecifications() - Method in class dev.langchain4j.model.chat.request.ChatRequest
toolSpecifications() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
toolSpecifications() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
toolSpecifications(ToolSpecification...) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
toolSpecifications(ToolSpecification...) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
toolSpecifications(List) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
toolSpecifications(List) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
ToolSpecifications - Class in dev.langchain4j.agent.tool: Utility methods for ToolSpecifications.
toolSpecificationsFrom(Class) - Static method in class dev.langchain4j.agent.tool.ToolSpecifications: Returns ToolSpecifications for all methods annotated with @Tool within the specified class.
toolSpecificationsFrom(Object) - Static method in class dev.langchain4j.agent.tool.ToolSpecifications: Returns ToolSpecifications for all methods annotated with @Tool within the class of the specified object.
topK() - Method in class dev.langchain4j.model.chat.request.ChatRequest
topK() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
topK() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
topK(Integer) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
topK(Integer) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
topP() - Method in class dev.langchain4j.model.chat.request.ChatRequest
topP() - Method in interface dev.langchain4j.model.chat.request.ChatRequestParameters
topP() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
topP(Double) - Method in class dev.langchain4j.model.chat.request.ChatRequest.Builder
topP(Double) - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters.Builder
toPrompt(Object) - Static method in class dev.langchain4j.model.input.structured.StructuredPromptProcessor: Converts the given structured prompt to a prompt.
toPrompt(Object) - Method in interface dev.langchain4j.spi.prompt.structured.StructuredPromptFactory: Converts the given structured prompt to a prompt.
toString() - Method in class dev.langchain4j.agent.tool.ToolExecutionRequest
toString() - Method in class dev.langchain4j.agent.tool.ToolSpecification
toString() - Method in class dev.langchain4j.data.audio.Audio
toString() - Method in class dev.langchain4j.data.document.DefaultDocument
toString() - Method in class dev.langchain4j.data.document.Metadata
toString() - Method in class dev.langchain4j.data.embedding.Embedding
toString() - Method in class dev.langchain4j.data.image.Image
toString() - Method in class dev.langchain4j.data.message.AiMessage
toString() - Method in class dev.langchain4j.data.message.AudioContent
toString() - Method in class dev.langchain4j.data.message.CustomMessage
toString() - Method in class dev.langchain4j.data.message.ImageContent
toString() - Method in class dev.langchain4j.data.message.PdfFileContent
toString() - Method in class dev.langchain4j.data.message.SystemMessage
toString() - Method in class dev.langchain4j.data.message.TextContent
toString() - Method in class dev.langchain4j.data.message.ToolExecutionResultMessage
toString() - Method in class dev.langchain4j.data.message.UserMessage
toString() - Method in class dev.langchain4j.data.message.VideoContent
toString() - Method in class dev.langchain4j.data.pdf.PdfFile
toString() - Method in class dev.langchain4j.data.segment.TextSegment
toString() - Method in class dev.langchain4j.data.video.Video
toString() - Method in class dev.langchain4j.guardrail.InputGuardrailResult.Failure
toString() - Method in class dev.langchain4j.guardrail.InputGuardrailResult
toString() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult.Failure
toString() - Method in class dev.langchain4j.guardrail.OutputGuardrailResult
toString() - Method in record class dev.langchain4j.internal.JsonParsingUtils.ParsedJson: Returns a string representation of this record class.
toString() - Method in class dev.langchain4j.invocation.DefaultInvocationContext
toString() - Method in class dev.langchain4j.invocation.InvocationParameters
toString() - Method in class dev.langchain4j.model.chat.request.ChatRequest
toString() - Method in class dev.langchain4j.model.chat.request.DefaultChatRequestParameters
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonAnyOfSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonArraySchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonBooleanSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonEnumSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonIntegerSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonNumberSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonObjectSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonRawSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonReferenceSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonSchema
toString() - Method in class dev.langchain4j.model.chat.request.json.JsonStringSchema
toString() - Method in class dev.langchain4j.model.chat.request.ResponseFormat
toString() - Method in class dev.langchain4j.model.chat.response.ChatResponse
toString() - Method in class dev.langchain4j.model.chat.response.ChatResponseMetadata
toString() - Method in class dev.langchain4j.model.chat.response.CompleteToolCall
toString() - Method in class dev.langchain4j.model.chat.response.PartialThinking
toString() - Method in class dev.langchain4j.model.chat.response.PartialToolCall
toString() - Method in class dev.langchain4j.model.input.Prompt
toString() - Method in class dev.langchain4j.model.moderation.Moderation
toString() - Method in class dev.langchain4j.model.output.Response
toString() - Method in class dev.langchain4j.model.output.TokenUsage
toString() - Method in class dev.langchain4j.rag.content.DefaultContent
toString() - Method in class dev.langchain4j.rag.content.retriever.EmbeddingStoreContentRetriever
toString() - Method in class dev.langchain4j.rag.query.Metadata
toString() - Method in class dev.langchain4j.rag.query.Query
toString() - Method in class dev.langchain4j.store.embedding.EmbeddingMatch
toString() - Method in class dev.langchain4j.store.embedding.EmbeddingSearchRequest
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.ContainsString
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsEqualTo
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThan
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsGreaterThanOrEqualTo
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsIn
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThan
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsLessThanOrEqualTo
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotEqualTo
toString() - Method in class dev.langchain4j.store.embedding.filter.comparison.IsNotIn
toString() - Method in class dev.langchain4j.store.embedding.filter.logical.And
toString() - Method in class dev.langchain4j.store.embedding.filter.logical.Not
toString() - Method in class dev.langchain4j.store.embedding.filter.logical.Or
toString() - Method in class dev.langchain4j.web.search.WebSearchInformationResult
toString() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult
toString() - Method in class dev.langchain4j.web.search.WebSearchRequest
toString() - Method in class dev.langchain4j.web.search.WebSearchResults
toStringValueMap(Map) - Static method in class dev.langchain4j.internal.Utils
toSystemMessage() - Method in class dev.langchain4j.model.input.Prompt: Convert this prompt to a SystemMessage.
totalResults() - Method in class dev.langchain4j.web.search.WebSearchInformationResult: Gets the total number of results.
totalTokenCount() - Method in class dev.langchain4j.model.output.TokenUsage: Returns the total token count, or null if unknown.
toTextSegment() - Method in interface dev.langchain4j.data.document.Document: Builds a TextSegment from this document.
toTextSegment() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult: Converts this WebSearchOrganicResult to a TextSegment.
toTextSegments() - Method in class dev.langchain4j.web.search.WebSearchResults: Converts the organic search results to a list of text segments.
toUserMessage() - Method in class dev.langchain4j.model.input.Prompt: Convert this prompt to a UserMessage.
toUserMessage(String) - Method in class dev.langchain4j.model.input.Prompt: Convert this prompt to a UserMessage with specified userName.
transcribe(AudioTranscriptionRequest) - Method in interface dev.langchain4j.model.audio.AudioTranscriptionModel: Given an audio file, generates a transcription.
transcribeToText(Audio) - Method in interface dev.langchain4j.model.audio.AudioTranscriptionModel: Convenience method for simple transcription needs.
transform(Document) - Method in interface dev.langchain4j.data.document.DocumentTransformer: Transforms a provided document.
transform(TextSegment) - Method in interface dev.langchain4j.data.segment.TextSegmentTransformer: Transforms a provided segment.
transform(Query) - Method in class dev.langchain4j.rag.query.transformer.CompressingQueryTransformer
transform(Query) - Method in class dev.langchain4j.rag.query.transformer.DefaultQueryTransformer
transform(Query) - Method in class dev.langchain4j.rag.query.transformer.ExpandingQueryTransformer
transform(Query) - Method in interface dev.langchain4j.rag.query.transformer.QueryTransformer: Transforms the given Query into one or multiple Querys.
transformAll(TextSegment...) - Method in interface dev.langchain4j.data.segment.TextSegmentTransformer: Transforms all the provided TextSegments using varargs input.
transformAll(List) - Method in interface dev.langchain4j.data.document.DocumentTransformer: Transforms all the provided documents.
transformAll(List) - Method in interface dev.langchain4j.data.segment.TextSegmentTransformer: Transforms all the provided segments.
type() - Method in class dev.langchain4j.data.message.AiMessage
type() - Method in class dev.langchain4j.data.message.AudioContent
type() - Method in interface dev.langchain4j.data.message.ChatMessage: The type of the message.
type() - Method in interface dev.langchain4j.data.message.Content: Returns the type of content.
type() - Method in class dev.langchain4j.data.message.CustomMessage
type() - Method in class dev.langchain4j.data.message.ImageContent
type() - Method in class dev.langchain4j.data.message.PdfFileContent
type() - Method in class dev.langchain4j.data.message.SystemMessage
type() - Method in class dev.langchain4j.data.message.TextContent
type() - Method in class dev.langchain4j.data.message.ToolExecutionResultMessage
type() - Method in class dev.langchain4j.data.message.UserMessage
type() - Method in class dev.langchain4j.data.message.VideoContent
type() - Method in class dev.langchain4j.model.chat.request.ResponseFormat
type(ResponseFormatType) - Method in class dev.langchain4j.model.chat.request.ResponseFormat.Builder

U

unregister(AiServiceListener...) - Method in interface dev.langchain4j.observability.api.AiServiceListenerRegistrar: Unregisters one or more AiServiceListener instances to receive AiServiceEvent notifications.
unregister(AiServiceListener) - Method in interface dev.langchain4j.observability.api.AiServiceListenerRegistrar: Unregisters a previously registered AiServiceListener, stopping it from receiving further AiServiceEvent notifications.
unregister(AiServiceListener) - Method in class dev.langchain4j.observability.api.DefaultAiServiceListenerRegistrar: Unregisters a previously registered AiServiceListener, stopping it from receiving further AiServiceEvent notifications.
unregister(Iterable) - Method in interface dev.langchain4j.observability.api.AiServiceListenerRegistrar: Unregisters a collection of AiServiceListener instances to receive AiServiceEvent notifications.
UnresolvedModelServerException - Exception Class in dev.langchain4j.exception
UnresolvedModelServerException(String) - Constructor for exception class dev.langchain4j.exception.UnresolvedModelServerException
UnresolvedModelServerException(String, Throwable) - Constructor for exception class dev.langchain4j.exception.UnresolvedModelServerException
UnresolvedModelServerException(Throwable) - Constructor for exception class dev.langchain4j.exception.UnresolvedModelServerException
UnsupportedFeatureException - Exception Class in dev.langchain4j.exception
UnsupportedFeatureException(String) - Constructor for exception class dev.langchain4j.exception.UnsupportedFeatureException
unwrapRuntimeException(Exception) - Static method in class dev.langchain4j.internal.Exceptions
updateId(String) - Method in class dev.langchain4j.internal.ToolCallBuilder
updateIndex(Integer) - Method in class dev.langchain4j.internal.ToolCallBuilder
updateMessages(Object, List) - Method in interface dev.langchain4j.store.memory.chat.ChatMemoryStore: Updates messages for a specified chat memory.
updateMessages(Object, List) - Method in class dev.langchain4j.store.memory.chat.InMemoryChatMemoryStore
updateName(String) - Method in class dev.langchain4j.internal.ToolCallBuilder
url() - Method in class dev.langchain4j.data.audio.Audio: Get the url of the audio.
url() - Method in class dev.langchain4j.data.image.Image: Get the url of the image.
url() - Method in class dev.langchain4j.data.pdf.PdfFile: Get the url of the PDF.
url() - Method in class dev.langchain4j.data.video.Video: Get the url of the video.
url() - Method in class dev.langchain4j.web.search.WebSearchOrganicResult: Returns the URL associated with the web page.
url(String) - Method in class dev.langchain4j.data.audio.Audio.Builder: Set the url of the audio.
url(String) - Method in class dev.langchain4j.data.image.Image.Builder: Set the url of the image.
url(String) - Method in class dev.langchain4j.data.pdf.PdfFile.Builder: Set the url of the PDF document.
url(String) - Method in class dev.langchain4j.data.video.Video.Builder: Set the url of the video.
url(URI) - Method in class dev.langchain4j.data.audio.Audio.Builder: Set the url of the audio.
url(URI) - Method in class dev.langchain4j.data.image.Image.Builder: Set the url of the image.
url(URI) - Method in class dev.langchain4j.data.pdf.PdfFile.Builder: Set the url of the PDF document.
url(URI) - Method in class dev.langchain4j.data.video.Video.Builder: Set the url of the video.
URL - Static variable in interface dev.langchain4j.data.document.Document: Common metadata key for the URL from which the document was loaded.
USER - Enum constant in enum class dev.langchain4j.data.message.ChatMessageType: A message from the user.
userMessage() - Method in class dev.langchain4j.guardrail.InputGuardrailRequest: Returns the user message.
userMessage() - Method in class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder
userMessage() - Method in interface dev.langchain4j.observability.api.event.AiServiceStartedEvent: Retrieves the user message associated with the invocation.
userMessage() - Method in class dev.langchain4j.observability.event.DefaultAiServiceStartedEvent
userMessage(Content...) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from contents.
userMessage(UserMessage) - Method in class dev.langchain4j.guardrail.InputGuardrailRequest.Builder: Sets the user message.
userMessage(UserMessage) - Method in class dev.langchain4j.observability.api.event.AiServiceStartedEvent.AiServiceStartedEventBuilder: Sets the user message.
userMessage(InputGuardrailRequest) - Method in class dev.langchain4j.guardrail.InputGuardrailResult: Gets the UserMessage computed from the combination of the original UserMessage in the InputGuardrailRequest and this result
userMessage(String) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from a text.
userMessage(String, Content...) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from a name and contents.
userMessage(String, String) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from a name and a text.
userMessage(String, List) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from a name and contents.
userMessage(List) - Static method in class dev.langchain4j.data.message.UserMessage: Create a UserMessage from contents.
UserMessage - Class in dev.langchain4j.data.message: Represents a message from a user, typically an end user of the application.
UserMessage(Content...) - Constructor for class dev.langchain4j.data.message.UserMessage: Creates a UserMessage from one or multiple Contents.
UserMessage(String) - Constructor for class dev.langchain4j.data.message.UserMessage: Creates a UserMessage from a text.
UserMessage(String, Content...) - Constructor for class dev.langchain4j.data.message.UserMessage: Creates a UserMessage from a name and one or multiple Contents.
UserMessage(String, String) - Constructor for class dev.langchain4j.data.message.UserMessage: Creates a UserMessage from a name and a text.
UserMessage(String, List) - Constructor for class dev.langchain4j.data.message.UserMessage: Creates a UserMessage from a name and a list of Contents.
UserMessage(List) - Constructor for class dev.langchain4j.data.message.UserMessage: Creates a UserMessage from a list of Contents.
UserMessage.Builder - Class in dev.langchain4j.data.message
userMessageTemplate() - Method in class dev.langchain4j.guardrail.GuardrailRequestParams: Returns the user message template.
userMessageTemplate(String) - Method in class dev.langchain4j.guardrail.GuardrailRequestParams.Builder: Sets the user message template.
Utils - Class in dev.langchain4j.internal: Utility methods.

V

validate(AiMessage) - Method in class dev.langchain4j.guardrail.JsonExtractorOutputGuardrail
validate(AiMessage) - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Validates the response from the LLM.
validate(UserMessage) - Method in interface dev.langchain4j.guardrail.InputGuardrail: Validates the user message that will be sent to the LLM.
validate(InputGuardrailRequest) - Method in interface dev.langchain4j.guardrail.InputGuardrail: Validates the input that will be sent to the LLM.
validate(OutputGuardrailRequest) - Method in interface dev.langchain4j.guardrail.OutputGuardrail: Validates the response from the LLM.
validate(ResponseFormat) - Static method in class dev.langchain4j.internal.ChatRequestValidationUtils
validate(ToolChoice) - Static method in class dev.langchain4j.internal.ChatRequestValidationUtils
validate(List) - Static method in class dev.langchain4j.internal.ChatRequestValidationUtils
validate(P) - Method in interface dev.langchain4j.guardrail.Guardrail: Validate the interaction between the model and the user in one of the two directions.
validate(P, G) - Method in class dev.langchain4j.guardrail.AbstractGuardrailExecutor: Validates a guardrail against a set of request.
validatedBy(Class) - Method in interface dev.langchain4j.guardrail.GuardrailResult: The Guardrail class which performed this validation
validateMessages(List) - Static method in class dev.langchain4j.internal.ChatRequestValidationUtils
validateParameters(ChatRequestParameters) - Static method in class dev.langchain4j.internal.ChatRequestValidationUtils
validateSpecifications(List) - Static method in class dev.langchain4j.agent.tool.ToolSpecifications: Validates all the ToolSpecifications.
validateStructuredPrompt(Object) - Static method in class dev.langchain4j.model.input.structured.StructuredPrompt.Util: Validates that the given object is annotated with StructuredPrompt.
ValidationUtils - Class in dev.langchain4j.internal: Utility class for validating method arguments.
value() - Element in annotation interface dev.langchain4j.agent.tool.P: Description of a parameter
value() - Element in annotation interface dev.langchain4j.agent.tool.Tool: Description of the tool.
value() - Element in annotation interface dev.langchain4j.Experimental: Describes why the annotated element is experimental
value() - Method in record class dev.langchain4j.internal.JsonParsingUtils.ParsedJson: Returns the value of the value record component.
value() - Element in annotation interface dev.langchain4j.model.input.structured.StructuredPrompt: Prompt template can be defined in one line or multiple lines.
value() - Element in annotation interface dev.langchain4j.model.output.structured.Description: The description can be defined in one line or multiple lines.
valueOf(String) - Static method in enum class dev.langchain4j.agent.tool.ReturnBehavior: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.data.message.ChatMessageType: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.data.message.ContentType: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.data.message.ImageContent.DetailLevel: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.guardrail.GuardrailResult.Result: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.model.chat.Capability: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.model.chat.request.ResponseFormatType: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.model.chat.request.ToolChoice: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.model.ModelProvider: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.model.output.FinishReason: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.rag.content.ContentMetadata: Returns the enum constant of this class with the specified name.
valueOf(String) - Static method in enum class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.FallbackStrategy: Returns the enum constant of this class with the specified name.
values() - Static method in enum class dev.langchain4j.agent.tool.ReturnBehavior: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.data.message.ChatMessageType: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.data.message.ContentType: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.data.message.ImageContent.DetailLevel: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.guardrail.GuardrailResult.Result: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.model.chat.Capability: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.model.chat.request.ResponseFormatType: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.model.chat.request.ToolChoice: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.model.ModelProvider: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.model.output.FinishReason: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.rag.content.ContentMetadata: Returns an array containing the constants of this enum class, in the order they are declared.
values() - Static method in enum class dev.langchain4j.rag.query.router.LanguageModelQueryRouter.FallbackStrategy: Returns an array containing the constants of this enum class, in the order they are declared.
variables() - Method in class dev.langchain4j.guardrail.GuardrailRequestParams: Returns the variables.
variables(Map) - Method in class dev.langchain4j.guardrail.GuardrailRequestParams.Builder: Sets the variables.
vector() - Method in class dev.langchain4j.data.embedding.Embedding: Returns the vector.
vectorAsList() - Method in class dev.langchain4j.data.embedding.Embedding: Returns a copy of the vector as a list.
video() - Method in class dev.langchain4j.data.message.VideoContent: Get the Video.
Video - Class in dev.langchain4j.data.video
VIDEO - Enum constant in enum class dev.langchain4j.data.message.ContentType: Video content.
Video.Builder - Class in dev.langchain4j.data.video: Builder for Video.
VideoContent - Class in dev.langchain4j.data.message
VideoContent(Video) - Constructor for class dev.langchain4j.data.message.VideoContent: Create a new VideoContent from the given video.
VideoContent(String) - Constructor for class dev.langchain4j.data.message.VideoContent: Create a new VideoContent from the given url.
VideoContent(String, String) - Constructor for class dev.langchain4j.data.message.VideoContent: Create a new VideoContent from the given base64 data and mime type.
VideoContent(URI) - Constructor for class dev.langchain4j.data.message.VideoContent: Create a new VideoContent from the given url.
VirtualThreadUtils - Class in dev.langchain4j.internal: Utility class for working with virtual threads introduced in Java 21.
VirtualThreadUtils() - Constructor for class dev.langchain4j.internal.VirtualThreadUtils
VisitedClassMetadata(JsonSchemaElement, String, boolean) - Constructor for class dev.langchain4j.internal.JsonSchemaElementUtils.VisitedClassMetadata

W

warnIfNullOrBlank(String, String, Class) - Static method in class dev.langchain4j.internal.Utils: Logs a warning if the given string value is null or blank.
WATSONX - Enum constant in enum class dev.langchain4j.model.ModelProvider
WebSearchContentRetriever - Class in dev.langchain4j.rag.content.retriever: A ContentRetriever that retrieves relevant Content from the web using a WebSearchEngine.
WebSearchContentRetriever(WebSearchEngine, Integer) - Constructor for class dev.langchain4j.rag.content.retriever.WebSearchContentRetriever
WebSearchContentRetriever.WebSearchContentRetrieverBuilder - Class in dev.langchain4j.rag.content.retriever
webSearchEngine(WebSearchEngine) - Method in class dev.langchain4j.rag.content.retriever.WebSearchContentRetriever.WebSearchContentRetrieverBuilder
WebSearchEngine - Interface in dev.langchain4j.web.search: Represents a web search engine that can be used to perform searches on the Web in response to a user query.
WebSearchInformationResult - Class in dev.langchain4j.web.search: Represents general information about the web search performed.
WebSearchInformationResult(Long) - Constructor for class dev.langchain4j.web.search.WebSearchInformationResult: Constructs a new WebSearchInformationResult with the specified total results.
WebSearchInformationResult(Long, Integer, Map) - Constructor for class dev.langchain4j.web.search.WebSearchInformationResult: Constructs a new WebSearchInformationResult with the specified total results, page number, and metadata.
WebSearchOrganicResult - Class in dev.langchain4j.web.search: Represents organic search results, which are the web pages returned by a search engine in response to a query.
WebSearchOrganicResult(String, URI) - Constructor for class dev.langchain4j.web.search.WebSearchOrganicResult: Constructs a WebSearchOrganicResult object with the given title and URL.
WebSearchOrganicResult(String, URI, String, String) - Constructor for class dev.langchain4j.web.search.WebSearchOrganicResult: Constructs a WebSearchOrganicResult object with the given title, URL, snippet and/or content.
WebSearchOrganicResult(String, URI, String, String, Map) - Constructor for class dev.langchain4j.web.search.WebSearchOrganicResult: Constructs a WebSearchOrganicResult object with the given title, URL, snippet and/or content, and metadata.
WebSearchRequest - Class in dev.langchain4j.web.search: Represents a search request that can be made by the user to perform searches in any implementation of WebSearchEngine.
WebSearchRequest.Builder - Class in dev.langchain4j.web.search
WebSearchResults - Class in dev.langchain4j.web.search: Represents the response of a web search performed.
WebSearchResults(WebSearchInformationResult, List) - Constructor for class dev.langchain4j.web.search.WebSearchResults: Constructs a new instance of WebSearchResults.
WebSearchResults(Map, WebSearchInformationResult, List) - Constructor for class dev.langchain4j.web.search.WebSearchResults: Constructs a new instance of WebSearchResults.
WebSearchTool - Class in dev.langchain4j.web.search
WebSearchTool(WebSearchEngine) - Constructor for class dev.langchain4j.web.search.WebSearchTool
withExceptionMapper(Callable) - Method in interface dev.langchain4j.internal.ExceptionMapper
withGuardrailClass(Class) - Method in interface dev.langchain4j.guardrail.GuardrailResult.Failure: Build a failure from a specific Guardrail class
withGuardrailClass(Class) - Method in class dev.langchain4j.guardrail.InputGuardrailResult.Failure: Adds a guardrail class name to a failure
withGuardrailClass(Class) - Method in class dev.langchain4j.guardrail.OutputGuardrailResult.Failure
withLoggingExceptions(Runnable) - Static method in class dev.langchain4j.internal.InternalStreamingChatResponseHandlerUtils
withRetry(Runnable, int) - Static method in class dev.langchain4j.internal.RetryUtils: This method attempts to execute a given action up to a specified number of times with an exponential backoff.
withRetry(Callable) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy: This method attempts to execute a given action up to 3 times with an exponential backoff.
withRetry(Callable) - Static method in class dev.langchain4j.internal.RetryUtils: This method attempts to execute a given action up to 3 times with an exponential backoff.
withRetry(Callable, int) - Method in class dev.langchain4j.internal.RetryUtils.RetryPolicy: This method attempts to execute a given action up to a specified number of times with an exponential backoff.
withRetry(Callable, int) - Static method in class dev.langchain4j.internal.RetryUtils: This method attempts to execute a given action up to a specified number of times with an exponential backoff.
withRetryMappingExceptions(Callable) - Static method in class dev.langchain4j.internal.RetryUtils: This method attempts to execute a given action up to 3 times with an exponential backoff.
withRetryMappingExceptions(Callable, int) - Static method in class dev.langchain4j.internal.RetryUtils: This method attempts to execute a given action up to a specified number of times with an exponential backoff.
withRetryMappingExceptions(Callable, int, ExceptionMapper) - Static method in class dev.langchain4j.internal.RetryUtils: This method attempts to execute a given action up to a specified number of times with an exponential backoff.
withText(String) - Method in interface dev.langchain4j.guardrail.GuardrailRequest: Recreate this guardrail param with the given input or output text.
withText(String) - Method in class dev.langchain4j.guardrail.InputGuardrailRequest
withText(String) - Method in class dev.langchain4j.guardrail.OutputGuardrailRequest

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