agents-features-memory/ai.koog.agents.local.memory.feature.history/RetrieveFactsFromHistory

RetrieveFactsFromHistory

class RetrieveFactsFromHistory(val concepts: List<Concept>) : HistoryCompressionStrategy(source)

A history compression strategy for retrieving and incorporating factual knowledge about specific concepts from past session activity or stored memory.

This class leverages a list of Concept objects, each encapsulating a specific domain or unit of knowledge, to extract and organize related facts within the session history. These facts are structured into messages for inclusion in the session prompt.

Parameters

concepts

A list of Concept objects that define the domains of knowledge for which facts need to be retrieved.

Constructors

RetrieveFactsFromHistory

constructor(vararg concepts: Concept)

constructor(concepts: List<Concept>)

Properties

concepts

val concepts: List<Concept>

Functions

compress

open suspend override fun compress(llmSession: AIAgentLLMWriteSession, preserveMemory: Boolean, memoryMessages: List<Message>)

Compresses historical memory and retrieves facts about predefined concepts to construct a prompt containing the relevant information. This method generates fact messages for each concept and appends them to the composed prompt.