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.id; 017 018import com.agentsflex.core.document.Document; 019import com.agentsflex.core.util.HashUtil; 020 021public class MD5IdGenerator implements DocumentIdGenerator { 022 /** 023 * Generate a unique ID for the Document 024 * 025 * @param document Document 026 * @return the unique ID 027 */ 028 @Override 029 public Object generateId(Document document) { 030 return document.getContent() != null ? HashUtil.md5(document.getContent()) : null; 031 } 032 033}