Uses of Annotation Interface
dev.langchain4j.Internal

Packages that use Internal

Package	Description
dev.langchain4j.data.message
dev.langchain4j.guardrail
dev.langchain4j.internal
dev.langchain4j.invocation
dev.langchain4j.model.input.structured
dev.langchain4j.spi
dev.langchain4j.spi.data.document.parser
dev.langchain4j.spi.data.document.splitter
dev.langchain4j.spi.data.message
dev.langchain4j.spi.json
dev.langchain4j.spi.model.embedding
dev.langchain4j.spi.prompt
dev.langchain4j.spi.prompt.structured

Uses of Internal in dev.langchain4j.data.message

Classes in dev.langchain4j.data.message with annotations of type Internal

Modifier and Type	Interface	Description
interface	ChatMessageJsonCodec	A codec for serializing and deserializing ChatMessage objects to and from JSON.
class	JacksonChatMessageJsonCodec

Uses of Internal in dev.langchain4j.guardrail

Classes in dev.langchain4j.guardrail with annotations of type Internal

Modifier and Type	Class	Description
class	AbstractGuardrailExecutor<C extends GuardrailsConfig, P extends GuardrailRequest<P>, R extends GuardrailResult<R>, G extends Guardrail<P,R>, E extends GuardrailExecutedEvent<P,R,G>, F extends GuardrailResult.Failure>	Abstract base class for GuardrailExecutors.

Uses of Internal in dev.langchain4j.internal

Classes in dev.langchain4j.internal with annotations of type Internal

Modifier and Type	Class	Description
class	ChatRequestValidationUtils
class	CustomMimeTypesFileTypeDetector	Utility class to guess the mime-type of a file from its path or URI.
class	DefaultExecutorProvider
interface	ExceptionMapper
class	Exceptions	Utility methods for creating common exceptions.
class	InternalStreamingChatResponseHandlerUtils
@interface	JacocoIgnoreCoverageGenerated	Annotation to mark methods where JaCoCo coverage should be ignored.
class	Json	JSON helper class.
static interface	Json.JsonCodec	The abstract JSON codec interface.
class	JsonParsingUtils
class	JsonSchemaElementUtils
class	Markers
final class	RetryUtils	Utility class for retrying actions.
class	ToolCallBuilder	Internal helper that helps to build partial and complete tool calls during streaming.
class	Utils	Utility methods.
class	ValidationUtils	Utility class for validating method arguments.
class	VirtualThreadUtils	Utility class for working with virtual threads introduced in Java 21.

Uses of Internal in dev.langchain4j.invocation

Classes in dev.langchain4j.invocation with annotations of type Internal

Modifier and Type	Interface	Description
interface	LangChain4jManaged	A marker interface for components that are managed by LangChain4j framework.

Uses of Internal in dev.langchain4j.model.input.structured

Classes in dev.langchain4j.model.input.structured with annotations of type Internal

Modifier and Type	Class	Description
class	StructuredPromptProcessor	Utility class for structured prompts.

Uses of Internal in dev.langchain4j.spi

Classes in dev.langchain4j.spi with annotations of type Internal

Modifier and Type	Class	Description
class	ServiceHelper	Utility wrapper around ServiceLoader.load().

Uses of Internal in dev.langchain4j.spi.data.document.parser

Classes in dev.langchain4j.spi.data.document.parser with annotations of type Internal

Modifier and Type	Interface	Description
interface	DocumentParserFactory	A factory for creating DocumentParser instances through SPI.

Uses of Internal in dev.langchain4j.spi.data.document.splitter

Classes in dev.langchain4j.spi.data.document.splitter with annotations of type Internal

Modifier and Type	Interface	Description
interface	DocumentSplitterFactory	A factory for creating DocumentSplitter instances through SPI.

Uses of Internal in dev.langchain4j.spi.data.message

Classes in dev.langchain4j.spi.data.message with annotations of type Internal

Modifier and Type	Interface	Description
interface	ChatMessageJsonCodecFactory	A factory for creating ChatMessageJsonCodec objects.

Uses of Internal in dev.langchain4j.spi.json

Classes in dev.langchain4j.spi.json with annotations of type Internal

Modifier and Type	Interface	Description
interface	JsonCodecFactory	A factory for creating Json.JsonCodec instances through SPI.

Uses of Internal in dev.langchain4j.spi.model.embedding

Classes in dev.langchain4j.spi.model.embedding with annotations of type Internal

Modifier and Type	Interface	Description
interface	EmbeddingModelFactory	A factory for creating EmbeddingModel instances through SPI.

Uses of Internal in dev.langchain4j.spi.prompt

Classes in dev.langchain4j.spi.prompt with annotations of type Internal

Modifier and Type	Interface	Description
interface	PromptTemplateFactory	A factory for creating prompt templates.
static interface	PromptTemplateFactory.Input	Interface for input for the factory.
static interface	PromptTemplateFactory.Template	Interface for a prompt template.

Uses of Internal in dev.langchain4j.spi.prompt.structured

Classes in dev.langchain4j.spi.prompt.structured with annotations of type Internal

Modifier and Type	Interface	Description
interface	StructuredPromptFactory	Represents a factory for structured prompts.