Package dev.langchain4j.rag

Interface RetrievalAugmentor

All Known Implementing Classes:

DefaultRetrievalAugmentor

public interface RetrievalAugmentor

Augments the provided UserMessage with retrieved content.
This serves as an entry point into the RAG flow in LangChain4j.
You are free to use the default implementation (DefaultRetrievalAugmentor) or to implement a custom one.

See Also:

• DefaultRetrievalAugmentor

Method Summary

Modifier and Type	Method	Description
UserMessage	augment(UserMessage userMessage, Metadata metadata)	Augments the provided UserMessage with retrieved content.

Method Details

augment

UserMessage augment(UserMessage userMessage,
 Metadata metadata)

Augments the provided UserMessage with retrieved content.

Parameters:

userMessage - The UserMessage to be augmented.

metadata - The Metadata that may be useful or necessary for retrieval and augmentation.

Returns:

The augmented UserMessage.