Uses of Class
dev.langchain4j.rag.query.router.DecisionModelQueryRouter.Builder

Packages that use DecisionModelQueryRouter.Builder

Package	Description
dev.langchain4j.rag.query.router

Uses of DecisionModelQueryRouter.Builder in dev.langchain4j.rag.query.router

Methods in dev.langchain4j.rag.query.router that return DecisionModelQueryRouter.Builder

Modifier and Type	Method	Description
static DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.builder()
DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.Builder.decisionModel(DecisionModel decisionModel)	Sets the decision model that decides which retrievers to use.
DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.Builder.fallbackStrategy(DecisionModelQueryRouter.FallbackStrategy fallbackStrategy)	Sets what happens when the decision model fails.
DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.Builder.maxMessageLength(Integer maxMessageLength)	Sets the maximum length, in characters, of the text of each message the decision model receives, other than system messages, and of the arguments of each tool call.
DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.Builder.maxMessages(Integer maxMessages)	Sets how many of the last messages of the conversation are taken into account, including the query itself: the previous messages (plus the previous user message, if it is older) are sent together with the query, so that follow-up questions are understood.
DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.Builder.messageFilter(Predicate<? super ChatMessage> messageFilter)	Sets which messages of the conversation the decision model receives; it also applies to the last user message.
DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.Builder.minProbability(Double minProbability)	Sets the minimum probability of "yes" for a retriever to be used.
DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.Builder.questionTemplate(PromptTemplate questionTemplate)	Sets the template of the yes/no question asked for each retriever, which must contain the {{description}} variable (the description of the retriever).
DecisionModelQueryRouter.Builder	DecisionModelQueryRouter.Builder.retrieverToDescription(Map<ContentRetriever, String> retrieverToDescription)	Sets the retrievers to route to, each with a description of the content it can retrieve.

Constructors in dev.langchain4j.rag.query.router with parameters of type DecisionModelQueryRouter.Builder

Modifier	Constructor	Description
protected	DecisionModelQueryRouter(DecisionModelQueryRouter.Builder builder)