程序包 dev.langchain4j.rag.content.retriever

接口 ContentRetriever

所有已知实现类:

EmbeddingStoreContentRetriever, WebSearchContentRetriever

public interface ContentRetriever

Retrieves Contents from an underlying data source using a given Query.
The goal is to retrieve only relevant Contents in relation to a given Query.
The underlying data source can be virtually anything:

 - Embedding (vector) store (see EmbeddingStoreContentRetriever)
 - Full-text search engine (see AzureAiSearchContentRetriever in langchain4j-azure-ai-search module)
 - Hybrid of vector and full-text search (see AzureAiSearchContentRetriever in langchain4j-azure-ai-search module)
 - Web Search Engine (see WebSearchContentRetriever)
 - Knowledge graph (see Neo4jContentRetriever in langchain4j-neo4j module)
 - SQL database (see SqlDatabaseContentRetriever in langchain4j-experimental-sql module)
 - etc.
 

另请参阅:

• EmbeddingStoreContentRetriever
• WebSearchContentRetriever

方法概要

修饰符和类型	方法	说明
List<Content>	retrieve(Query query)	Retrieves relevant Contents using a given Query.

方法详细资料

retrieve

List<Content> retrieve(Query query)

Retrieves relevant Contents using a given Query. The Contents are sorted by relevance, with the most relevant Contents appearing at the beginning of the returned List<Content>.

参数:

query - The Query to use for retrieval.

返回:

A list of retrieved Contents.