Package dev.langchain4j.service

package dev.langchain4j.service
  • Class
    Description
    AiServiceContext
     
    AiServices<T>
    AI Services provide a simpler and more flexible alternative to chains.
    AiServiceTokenStream
     
    MemoryId
    The value of a method parameter annotated with @MemoryId will be used to find the memory belonging to that user/conversation.
    Moderate
    When a method in the AI Service is annotated with @Moderate, each invocation of this method will call not only the LLM, but also the moderation model (which must be provided during the construction of the AI Service) in parallel.
    ModerationException
    Thrown when content moderation fails, i.e., when content is flagged by the moderation model.
    OnCompleteOrOnError
     
    OnError
     
    OnStart
     
    ServiceOutputParser
     
    SystemMessage
    Specifies either a complete system message (prompt) or a system message template to be used each time an AI service is invoked.
    TokenStream
    Represents a token stream from language model to which you can subscribe and receive updates when a new token is available, when language model finishes streaming, or when an error occurs during streaming.
    UserMessage
    Specifies either a complete user message or a user message template to be used each time an AI service is invoked.
    UserName
    The value of a method parameter annotated with @UserName will be injected into the field 'name' of a UserMessage.
    V
    When a parameter of a method in an AI Service is annotated with @V, it becomes a prompt template variable.