Package org.springframework.ai.loader.extractor

Class AbstractMetadataFeatureExtractor

java.lang.Object

org.springframework.ai.loader.extractor.AbstractMetadataFeatureExtractor

All Implemented Interfaces:

Function<List<Document>,List<Document>>, DocumentTransformer

public abstract class AbstractMetadataFeatureExtractor
extends Object
implements DocumentTransformer

Author:

Christian Tzolov

Constructor Summary

Constructors

Constructor	Description
AbstractMetadataFeatureExtractor()

Method Summary

Modifier and Type	Method	Description
List<Document>	apply(List<Document> documents)
abstract List<Map<String,Object>>	extract(List<Document> documents)	Extracts metadata for a list of documents, returning a list of metadata dictionaries corresponding to each document.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.function.Function

andThen, compose

Constructor Details

AbstractMetadataFeatureExtractor

public AbstractMetadataFeatureExtractor()

Method Details

apply

public List<Document> apply(List<Document> documents)

Specified by:

apply in interface Function<List<Document>,List<Document>>

extract

public abstract List<Map<String,Object>> extract(List<Document> documents)

Extracts metadata for a list of documents, returning a list of metadata dictionaries corresponding to each document.

Parameters:

documents - Documents to extract metadata from.

Returns:

List of metadata dictionaries corresponding to each document