001/*
002 *  Copyright (c) 2023-2026, Agents-Flex (fuhai999@gmail.com).
003 *  <p>
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *  <p>
008 *  http://www.apache.org/licenses/LICENSE-2.0
009 *  <p>
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package com.agentsflex.core.document;
017
018import com.agentsflex.core.document.id.DocumentIdGenerator;
019
020import java.util.Collections;
021import java.util.List;
022
023import static java.util.stream.Collectors.toList;
024
025public interface DocumentSplitter {
026
027    List<Document> split(Document text, DocumentIdGenerator idGenerator);
028
029    default List<Document> split(Document text) {
030        return split(text, null);
031    }
032
033    default List<Document> splitAll(List<Document> documents, DocumentIdGenerator idGenerator) {
034        if (documents == null || documents.isEmpty()) {
035            return Collections.emptyList();
036        }
037        return documents.stream()
038            .flatMap(document -> split(document, idGenerator).stream())
039            .collect(toList());
040    }
041}