feat: 完成L09统一文档解析模块与MinerU PDF Provider接入
- 新增 easy-agents-document 聚合、document-core 与 document-pdf 模块 - 接入 MinerU PDF provider，支持同步解析、异步任务与 ZIP 结果映射 - 移除 easy-agents-rag-ocr 空壳并补齐 starter 自动装配
This commit is contained in:
44
easy-agents-document/easy-agents-document-pdf/pom.xml
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44
easy-agents-document/easy-agents-document-pdf/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>com.easyagents</groupId>
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<artifactId>easy-agents-document</artifactId>
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<version>${revision}</version>
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</parent>
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<artifactId>easy-agents-document-pdf</artifactId>
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<name>easy-agents-document-pdf</name>
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<properties>
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<maven.compiler.source>8</maven.compiler.source>
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<maven.compiler.target>8</maven.compiler.target>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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</properties>
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<dependencies>
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<dependency>
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<groupId>com.easyagents</groupId>
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<artifactId>easy-agents-document-core</artifactId>
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</dependency>
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<dependency>
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<groupId>com.easyagents</groupId>
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<artifactId>easy-agents-core</artifactId>
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</dependency>
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<dependency>
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<groupId>com.alibaba.fastjson2</groupId>
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<artifactId>fastjson2</artifactId>
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</dependency>
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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</project>
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@@ -0,0 +1,12 @@
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package com.easyagents.document.pdf;
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import com.easyagents.document.core.DocumentParseService;
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/**
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* PDF 文档解析服务。
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*
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* @author Codex
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* @since 2026-04-14
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*/
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public interface PdfDocumentParseService extends DocumentParseService {
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}
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@@ -0,0 +1,17 @@
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package com.easyagents.document.pdf;
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/**
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* PDF provider SPI。
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*
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* @author Codex
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* @since 2026-04-14
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*/
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public interface PdfDocumentProvider extends PdfDocumentParseService {
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/**
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* 获取 provider 标识。
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*
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* @return provider 名称
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*/
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String getProvider();
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}
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@@ -0,0 +1,830 @@
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package com.easyagents.document.pdf.mineru;
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import com.alibaba.fastjson2.JSON;
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import com.alibaba.fastjson2.JSONArray;
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import com.alibaba.fastjson2.JSONObject;
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import com.easyagents.core.util.StringUtil;
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import com.easyagents.document.core.exception.DocumentParseException;
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import com.easyagents.document.core.model.DocumentBlock;
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import com.easyagents.document.core.model.DocumentImage;
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import com.easyagents.document.core.model.DocumentPage;
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import com.easyagents.document.core.model.DocumentTable;
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import com.easyagents.document.core.model.ParseArtifacts;
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import com.easyagents.document.core.model.ParseRequest;
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import com.easyagents.document.core.model.ParseResponse;
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import com.easyagents.document.core.model.ParseResult;
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import com.easyagents.document.core.model.ParseTaskStatus;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.net.URLConnection;
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import java.util.ArrayList;
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import java.util.Base64;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.zip.ZipEntry;
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import java.util.zip.ZipInputStream;
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/**
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* MinerU 原始协议与统一模型之间的映射器。
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*
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* @author Codex
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* @since 2026-04-14
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*/
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public class MineruMapper {
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private final MineruProperties properties;
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/**
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* 创建映射器。
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*
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* @param properties MinerU 配置
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*/
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public MineruMapper(MineruProperties properties) {
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this.properties = properties;
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}
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/**
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* 构建同步请求表单字段。
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*
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* @param request 解析请求
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* @return 表单字段
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*/
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public Map<String, List<String>> buildSyncFormFields(ParseRequest request) {
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Map<String, List<String>> fields = buildBaseFormFields(request);
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putSingleValue(fields, "return_md", String.valueOf(isTrue(request.getReturnMarkdown())));
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putSingleValue(fields, "return_middle_json", String.valueOf(isTrue(request.getReturnMiddleJson())));
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putSingleValue(fields, "return_content_list", String.valueOf(isTrue(request.getReturnContentList())));
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putSingleValue(fields, "return_model_output", String.valueOf(isTrue(request.getReturnModelOutput())));
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putSingleValue(fields, "return_images", String.valueOf(isTrue(request.getReturnImages())));
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putSingleValue(fields, "response_format_zip", "false");
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return fields;
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}
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/**
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* 构建异步请求表单字段。
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*
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* @param request 解析请求
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* @return 表单字段
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*/
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public Map<String, List<String>> buildAsyncFormFields(ParseRequest request) {
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Map<String, List<String>> fields = buildBaseFormFields(request);
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// 异步结果固定按全量 ZIP 返回，避免超大结果通过 JSON 传输。
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putSingleValue(fields, "return_md", "true");
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putSingleValue(fields, "return_middle_json", "true");
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putSingleValue(fields, "return_content_list", "true");
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putSingleValue(fields, "return_model_output", "true");
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putSingleValue(fields, "return_images", "true");
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putSingleValue(fields, "response_format_zip", "true");
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return fields;
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}
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/**
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* 将原始 JSON 转为 MinerU 任务状态 DTO。
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*
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* @param jsonObject 原始 JSON
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* @return 任务状态 DTO
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*/
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public MineruTaskStatus toTaskStatus(JSONObject jsonObject) {
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MineruTaskStatus taskStatus = new MineruTaskStatus();
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taskStatus.setTaskId(jsonObject.getString("task_id"));
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taskStatus.setStatus(jsonObject.getString("status"));
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taskStatus.setBackend(jsonObject.getString("backend"));
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taskStatus.setFileNames(toStringList(jsonObject.getJSONArray("file_names")));
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taskStatus.setCreatedAt(jsonObject.getString("created_at"));
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taskStatus.setStartedAt(jsonObject.getString("started_at"));
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taskStatus.setCompletedAt(jsonObject.getString("completed_at"));
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taskStatus.setError(jsonObject.getString("error"));
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taskStatus.setStatusUrl(jsonObject.getString("status_url"));
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taskStatus.setResultUrl(jsonObject.getString("result_url"));
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taskStatus.setQueuedAhead(jsonObject.getInteger("queued_ahead"));
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taskStatus.setVersion(jsonObject.getString("version"));
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taskStatus.setMessage(jsonObject.getString("message"));
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return taskStatus;
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}
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/**
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* 将原始 JSON 转为 MinerU 结果 DTO。
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*
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* @param jsonObject 原始 JSON
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* @return 结果 DTO
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*/
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public MineruResultPayload toResultPayload(JSONObject jsonObject) {
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MineruResultPayload payload = new MineruResultPayload();
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payload.setBackend(jsonObject.getString("backend"));
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payload.setVersion(jsonObject.getString("version"));
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Map<String, JSONObject> results = new LinkedHashMap<String, JSONObject>();
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JSONObject resultJson = jsonObject.getJSONObject("results");
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if (resultJson != null) {
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for (String key : resultJson.keySet()) {
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results.put(key, resultJson.getJSONObject(key));
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}
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}
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payload.setResults(results);
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return payload;
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}
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/**
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* 将 MinerU 任务状态转为统一模型。
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*
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* @param taskStatus 原始任务状态
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* @return 统一任务状态
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*/
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public ParseTaskStatus toParseTaskStatus(MineruTaskStatus taskStatus) {
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ParseTaskStatus status = new ParseTaskStatus();
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status.setTaskId(taskStatus.getTaskId());
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status.setStatus(taskStatus.getStatus());
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status.setBackend(taskStatus.getBackend());
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status.setFileNames(taskStatus.getFileNames());
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status.setCreatedAt(taskStatus.getCreatedAt());
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status.setStartedAt(taskStatus.getStartedAt());
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status.setCompletedAt(taskStatus.getCompletedAt());
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status.setError(taskStatus.getError());
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status.setStatusUrl(taskStatus.getStatusUrl());
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status.setResultUrl(taskStatus.getResultUrl());
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status.setQueuedAhead(taskStatus.getQueuedAhead());
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return status;
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}
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/**
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* 将同步 JSON 结果转为统一响应。
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*
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* @param payload MinerU 结果 DTO
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* @return 统一响应
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*/
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public ParseResponse toParseResponse(MineruResultPayload payload) {
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ParseResponse response = new ParseResponse();
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response.setBackend(payload.getBackend());
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response.setVersion(payload.getVersion());
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List<ParseResult> parseResults = new ArrayList<ParseResult>();
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for (Map.Entry<String, JSONObject> entry : payload.getResults().entrySet()) {
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parseResults.add(mapSingleResult(entry.getKey(), entry.getValue()));
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}
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response.setResults(parseResults);
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return response;
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}
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/**
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* 将 ZIP 结果转为统一响应。
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*
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* @param zipBytes ZIP 二进制
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* @return 统一响应
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*/
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public ParseResponse fromZip(byte[] zipBytes) {
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Map<String, ZipArtifactBundle> bundles = unzip(zipBytes);
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if (bundles.isEmpty()) {
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throw new DocumentParseException("MinerU ZIP result does not contain any parse artifacts");
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}
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ParseResponse response = new ParseResponse();
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List<ParseResult> parseResults = new ArrayList<ParseResult>();
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for (Map.Entry<String, ZipArtifactBundle> entry : bundles.entrySet()) {
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parseResults.add(mapZipBundle(entry.getKey(), entry.getValue()));
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}
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response.setResults(parseResults);
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return response;
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}
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/**
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* 使用异步任务状态和 ZIP 内部工件回填响应元数据。
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*
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* @param response 统一响应
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* @param backend 任务状态中的 backend
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* @param version 任务状态中的 version
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*/
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public void enrichAsyncResponse(ParseResponse response, String backend, String version) {
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if (response == null) {
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return;
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}
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response.setBackend(StringUtil.hasText(backend) ? backend : resolveBackendFromResults(response));
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String resolvedVersion = StringUtil.hasText(version) ? version : resolveVersionFromResults(response);
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response.setVersion(resolvedVersion);
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}
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private Map<String, List<String>> buildBaseFormFields(ParseRequest request) {
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Map<String, List<String>> fields = new LinkedHashMap<String, List<String>>();
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putSingleValue(fields, "backend", StringUtil.hasText(request.getBackend()) ? request.getBackend() : properties.getDefaultBackend());
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putSingleValue(fields, "parse_method", StringUtil.hasText(request.getParseMethod()) ? request.getParseMethod() : properties.getDefaultParseMethod());
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putSingleValue(fields, "formula_enable", String.valueOf(boolOrDefault(request.getFormulaEnabled(), properties.getDefaultFormulaEnable())));
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putSingleValue(fields, "table_enable", String.valueOf(boolOrDefault(request.getTableEnabled(), properties.getDefaultTableEnable())));
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putSingleValue(fields, "start_page_id", String.valueOf(intOrDefault(request.getStartPageIndex(), 0)));
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putSingleValue(fields, "end_page_id", String.valueOf(intOrDefault(request.getEndPageIndex(), 99999)));
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List<String> languages = request.getLanguages();
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if (languages == null || languages.isEmpty()) {
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languages = properties.getDefaultLangList();
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}
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if (languages != null && !languages.isEmpty()) {
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// MinerU 通过重复的 lang_list 表单字段接收多语言参数。
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fields.put("lang_list", new ArrayList<String>(languages));
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}
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return fields;
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}
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private void putSingleValue(Map<String, List<String>> fields, String key, String value) {
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List<String> values = new ArrayList<String>(1);
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values.add(value);
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fields.put(key, values);
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}
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private ParseResult mapSingleResult(String fileName, JSONObject fileResult) {
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ParseResult result = new ParseResult();
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result.setFileName(fileName);
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result.setMarkdown(fileResult.getString("md_content"));
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result.setPlainText(result.getMarkdown());
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ParseArtifacts artifacts = new ParseArtifacts();
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artifacts.setMiddleJson(fileResult.get("middle_json"));
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artifacts.setContentList(fileResult.get("content_list"));
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artifacts.setModelOutput(fileResult.get("model_output"));
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result.setArtifacts(artifacts);
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Map<String, String> imageDataUrls = toStringMap(fileResult.getJSONObject("images"));
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applyStructuredArtifacts(result, imageDataUrls);
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if (result.getMarkdown() == null && result.getArtifacts().getMiddleJson() == null && result.getArtifacts().getContentList() == null) {
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result.getWarnings().add("MinerU did not return markdown, middle_json or content_list");
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}
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return result;
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}
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private ParseResult mapZipBundle(String fileName, ZipArtifactBundle bundle) {
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ParseResult result = new ParseResult();
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result.setFileName(fileName);
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String markdown = firstText(bundle.entriesBySuffix, ".md");
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result.setMarkdown(markdown);
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result.setPlainText(markdown);
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ParseArtifacts artifacts = new ParseArtifacts();
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JSONObject middleJson = firstJsonObject(bundle.entriesBySuffix, "_middle.json");
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JSONArray contentList = firstJsonArray(bundle.entriesBySuffix, "_content_list.json");
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JSONObject modelOutput = firstJsonObject(bundle.entriesBySuffix, "_model.json");
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artifacts.setMiddleJson(middleJson);
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artifacts.setContentList(contentList);
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artifacts.setModelOutput(modelOutput);
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JSONArray contentListV2 = firstJsonArray(bundle.entriesBySuffix, "_content_list_v2.json");
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if (contentListV2 != null) {
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artifacts.getExtraJsonArtifacts().put("contentListV2", contentListV2);
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}
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for (Map.Entry<String, byte[]> entry : bundle.otherBinaryEntries.entrySet()) {
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artifacts.getExtraBinaryArtifacts().put(entry.getKey(), entry.getValue());
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}
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result.setArtifacts(artifacts);
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Map<String, String> imageDataUrls = new LinkedHashMap<String, String>();
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for (Map.Entry<String, byte[]> imageEntry : bundle.images.entrySet()) {
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imageDataUrls.put(imageEntry.getKey(), toDataUrl(imageEntry.getKey(), imageEntry.getValue()));
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}
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applyStructuredArtifacts(result, imageDataUrls);
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if (markdown == null && middleJson == null && contentList == null) {
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throw new DocumentParseException("MinerU ZIP result missing critical artifacts for file: " + fileName);
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}
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return result;
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}
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private void applyStructuredArtifacts(ParseResult result, Map<String, String> imageDataUrls) {
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JSONObject middleJson = asObject(result.getArtifacts().getMiddleJson());
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JSONArray contentList = asArray(result.getArtifacts().getContentList());
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if (middleJson != null) {
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fillPages(result, middleJson);
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result.getMetadata().put("middleBackend", middleJson.getString("_backend"));
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result.getMetadata().put("middleVersion", middleJson.getString("_version_name"));
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}
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if (contentList != null) {
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fillFromContentList(result, contentList, imageDataUrls);
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} else if (middleJson != null) {
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fillFromMiddleJson(result, middleJson, imageDataUrls);
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}
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if ((result.getImages() == null || result.getImages().isEmpty()) && imageDataUrls != null && !imageDataUrls.isEmpty()) {
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for (Map.Entry<String, String> entry : imageDataUrls.entrySet()) {
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DocumentImage image = new DocumentImage();
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image.setName(baseName(entry.getKey()));
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image.setSourcePath(entry.getKey());
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image.setDataUrl(entry.getValue());
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image.setMimeType(detectMimeType(entry.getKey()));
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result.getImages().add(image);
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}
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}
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}
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private void fillPages(ParseResult result, JSONObject middleJson) {
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JSONArray pdfInfo = middleJson.getJSONArray("pdf_info");
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if (pdfInfo == null) {
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return;
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}
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List<DocumentPage> pages = new ArrayList<DocumentPage>();
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for (int index = 0; index < pdfInfo.size(); index++) {
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JSONObject pageJson = pdfInfo.getJSONObject(index);
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DocumentPage page = new DocumentPage();
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page.setPageIndex(pageJson.getInteger("page_idx"));
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JSONArray pageSize = pageJson.getJSONArray("page_size");
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if (pageSize != null && pageSize.size() >= 2) {
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page.setWidth(pageSize.getDouble(0));
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page.setHeight(pageSize.getDouble(1));
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}
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page.getMetadata().put("raw", pageJson);
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pages.add(page);
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}
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result.setPages(pages);
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}
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private void fillFromContentList(ParseResult result, JSONArray contentList, Map<String, String> imageDataUrls) {
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for (int index = 0; index < contentList.size(); index++) {
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JSONObject item = contentList.getJSONObject(index);
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if (item == null) {
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continue;
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}
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DocumentBlock block = new DocumentBlock();
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block.setType(item.getString("type"));
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block.setPageIndex(item.getInteger("page_idx"));
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block.setBoundingBox(toDoubleList(item.getJSONArray("bbox")));
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block.setLevel(item.getInteger("text_level"));
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block.setText(extractBlockText(item));
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block.setHtml(item.getString("table_body"));
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||||
block.setImagePath(item.getString("img_path"));
|
||||
block.getMetadata().put("raw", item);
|
||||
result.getBlocks().add(block);
|
||||
|
||||
if ("table".equals(item.getString("type"))) {
|
||||
DocumentTable table = new DocumentTable();
|
||||
table.setPageIndex(item.getInteger("page_idx"));
|
||||
table.setBoundingBox(toDoubleList(item.getJSONArray("bbox")));
|
||||
table.setHtml(item.getString("table_body"));
|
||||
table.setImagePath(item.getString("img_path"));
|
||||
table.setCaptions(toStringList(item.getJSONArray("table_caption")));
|
||||
table.setFootnotes(toStringList(item.getJSONArray("table_footnote")));
|
||||
result.getTables().add(table);
|
||||
}
|
||||
|
||||
if (isVisualType(item.getString("type"))) {
|
||||
DocumentImage image = new DocumentImage();
|
||||
image.setPageIndex(item.getInteger("page_idx"));
|
||||
image.setBoundingBox(toDoubleList(item.getJSONArray("bbox")));
|
||||
image.setSourcePath(item.getString("img_path"));
|
||||
image.setName(baseName(item.getString("img_path")));
|
||||
image.setMimeType(detectMimeType(item.getString("img_path")));
|
||||
image.setCaptions(extractCaptions(item));
|
||||
image.setFootnotes(extractFootnotes(item));
|
||||
image.setDataUrl(matchDataUrl(item.getString("img_path"), imageDataUrls));
|
||||
result.getImages().add(image);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void fillFromMiddleJson(ParseResult result, JSONObject middleJson, Map<String, String> imageDataUrls) {
|
||||
JSONArray pages = middleJson.getJSONArray("pdf_info");
|
||||
if (pages == null) {
|
||||
return;
|
||||
}
|
||||
for (int pageIndex = 0; pageIndex < pages.size(); pageIndex++) {
|
||||
JSONObject page = pages.getJSONObject(pageIndex);
|
||||
fillBlocksFromMiddlePage(result, page.getJSONArray("para_blocks"), page.getInteger("page_idx"));
|
||||
fillVisualsFromMiddlePage(result, page.getJSONArray("tables"), page.getInteger("page_idx"), true, imageDataUrls);
|
||||
fillVisualsFromMiddlePage(result, page.getJSONArray("images"), page.getInteger("page_idx"), false, imageDataUrls);
|
||||
}
|
||||
}
|
||||
|
||||
private void fillBlocksFromMiddlePage(ParseResult result, JSONArray blocks, Integer pageIndex) {
|
||||
if (blocks == null) {
|
||||
return;
|
||||
}
|
||||
for (int index = 0; index < blocks.size(); index++) {
|
||||
JSONObject blockJson = blocks.getJSONObject(index);
|
||||
if (blockJson == null) {
|
||||
continue;
|
||||
}
|
||||
DocumentBlock block = new DocumentBlock();
|
||||
block.setType(blockJson.getString("type"));
|
||||
block.setPageIndex(pageIndex);
|
||||
block.setBoundingBox(toDoubleList(blockJson.getJSONArray("bbox")));
|
||||
block.setText(extractTextFromMiddleBlock(blockJson));
|
||||
block.setImagePath(extractImagePathFromMiddleBlock(blockJson));
|
||||
block.getMetadata().put("raw", blockJson);
|
||||
result.getBlocks().add(block);
|
||||
}
|
||||
}
|
||||
|
||||
private void fillVisualsFromMiddlePage(ParseResult result, JSONArray blocks, Integer pageIndex, boolean table, Map<String, String> imageDataUrls) {
|
||||
if (blocks == null) {
|
||||
return;
|
||||
}
|
||||
for (int index = 0; index < blocks.size(); index++) {
|
||||
JSONObject blockJson = blocks.getJSONObject(index);
|
||||
if (blockJson == null) {
|
||||
continue;
|
||||
}
|
||||
if (table) {
|
||||
DocumentTable documentTable = new DocumentTable();
|
||||
documentTable.setPageIndex(pageIndex);
|
||||
documentTable.setBoundingBox(toDoubleList(blockJson.getJSONArray("bbox")));
|
||||
documentTable.setCaptions(extractTextsByType(blockJson, "table_caption"));
|
||||
documentTable.setFootnotes(extractTextsByType(blockJson, "table_footnote"));
|
||||
documentTable.setImagePath(extractImagePathByType(blockJson, "table_body"));
|
||||
result.getTables().add(documentTable);
|
||||
} else {
|
||||
DocumentImage documentImage = new DocumentImage();
|
||||
documentImage.setPageIndex(pageIndex);
|
||||
documentImage.setBoundingBox(toDoubleList(blockJson.getJSONArray("bbox")));
|
||||
documentImage.setCaptions(extractTextsByType(blockJson, "image_caption"));
|
||||
documentImage.setFootnotes(extractTextsByType(blockJson, "image_footnote"));
|
||||
documentImage.setSourcePath(extractImagePathByType(blockJson, "image_body"));
|
||||
documentImage.setName(baseName(documentImage.getSourcePath()));
|
||||
documentImage.setMimeType(detectMimeType(documentImage.getSourcePath()));
|
||||
documentImage.setDataUrl(matchDataUrl(documentImage.getSourcePath(), imageDataUrls));
|
||||
result.getImages().add(documentImage);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private String resolveBackendFromResults(ParseResponse response) {
|
||||
if (response.getResults() == null || response.getResults().isEmpty()) {
|
||||
return properties.getDefaultBackend();
|
||||
}
|
||||
for (ParseResult result : response.getResults()) {
|
||||
Object middleBackend = result.getMetadata().get("middleBackend");
|
||||
if (middleBackend instanceof String && StringUtil.hasText((String) middleBackend)) {
|
||||
return (String) middleBackend;
|
||||
}
|
||||
}
|
||||
return properties.getDefaultBackend();
|
||||
}
|
||||
|
||||
private String resolveVersionFromResults(ParseResponse response) {
|
||||
if (response.getResults() == null || response.getResults().isEmpty()) {
|
||||
return null;
|
||||
}
|
||||
for (ParseResult result : response.getResults()) {
|
||||
Object middleVersion = result.getMetadata().get("middleVersion");
|
||||
if (middleVersion instanceof String && StringUtil.hasText((String) middleVersion)) {
|
||||
return (String) middleVersion;
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private Map<String, ZipArtifactBundle> unzip(byte[] zipBytes) {
|
||||
Map<String, ZipArtifactBundle> bundles = new LinkedHashMap<String, ZipArtifactBundle>();
|
||||
try (ZipInputStream zipInputStream = new ZipInputStream(new ByteArrayInputStream(zipBytes))) {
|
||||
ZipEntry entry;
|
||||
while ((entry = zipInputStream.getNextEntry()) != null) {
|
||||
if (entry.isDirectory()) {
|
||||
continue;
|
||||
}
|
||||
byte[] entryBytes = readBytes(zipInputStream);
|
||||
String entryName = entry.getName();
|
||||
String fileName = resolveFileName(entryName);
|
||||
ZipArtifactBundle bundle = bundles.get(fileName);
|
||||
if (bundle == null) {
|
||||
bundle = new ZipArtifactBundle();
|
||||
bundles.put(fileName, bundle);
|
||||
}
|
||||
if (entryName.contains("/images/")) {
|
||||
bundle.images.put(entryName, entryBytes);
|
||||
} else if (entryName.endsWith(".md")
|
||||
|| entryName.endsWith("_middle.json")
|
||||
|| entryName.endsWith("_content_list.json")
|
||||
|| entryName.endsWith("_content_list_v2.json")
|
||||
|| entryName.endsWith("_model.json")) {
|
||||
bundle.entriesBySuffix.put(entryName, entryBytes);
|
||||
} else {
|
||||
bundle.otherBinaryEntries.put(entryName, entryBytes);
|
||||
}
|
||||
}
|
||||
} catch (IOException exception) {
|
||||
throw new DocumentParseException("Failed to unzip MinerU result", exception);
|
||||
}
|
||||
return bundles;
|
||||
}
|
||||
|
||||
private byte[] readBytes(ZipInputStream zipInputStream) throws IOException {
|
||||
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
|
||||
byte[] buffer = new byte[8192];
|
||||
int length;
|
||||
while ((length = zipInputStream.read(buffer)) >= 0) {
|
||||
outputStream.write(buffer, 0, length);
|
||||
}
|
||||
return outputStream.toByteArray();
|
||||
}
|
||||
|
||||
private String resolveFileName(String entryName) {
|
||||
String[] segments = entryName.split("/");
|
||||
if (segments.length > 0 && StringUtil.hasText(segments[0])) {
|
||||
return segments[0];
|
||||
}
|
||||
String fileName = baseName(entryName);
|
||||
int dotIndex = fileName.indexOf('.');
|
||||
return dotIndex > 0 ? fileName.substring(0, dotIndex) : fileName;
|
||||
}
|
||||
|
||||
private String firstText(Map<String, byte[]> entries, String suffix) {
|
||||
for (Map.Entry<String, byte[]> entry : entries.entrySet()) {
|
||||
if (entry.getKey().endsWith(suffix)) {
|
||||
return new String(entry.getValue());
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private JSONObject firstJsonObject(Map<String, byte[]> entries, String suffix) {
|
||||
String text = firstText(entries, suffix);
|
||||
if (!StringUtil.hasText(text)) {
|
||||
return null;
|
||||
}
|
||||
return JSON.parseObject(text);
|
||||
}
|
||||
|
||||
private JSONArray firstJsonArray(Map<String, byte[]> entries, String suffix) {
|
||||
String text = firstText(entries, suffix);
|
||||
if (!StringUtil.hasText(text)) {
|
||||
return null;
|
||||
}
|
||||
return JSON.parseArray(text);
|
||||
}
|
||||
|
||||
private JSONObject asObject(Object value) {
|
||||
if (value instanceof JSONObject) {
|
||||
return (JSONObject) value;
|
||||
}
|
||||
if (value == null) {
|
||||
return null;
|
||||
}
|
||||
return JSON.parseObject(JSON.toJSONString(value));
|
||||
}
|
||||
|
||||
private JSONArray asArray(Object value) {
|
||||
if (value instanceof JSONArray) {
|
||||
return (JSONArray) value;
|
||||
}
|
||||
if (value == null) {
|
||||
return null;
|
||||
}
|
||||
return JSON.parseArray(JSON.toJSONString(value));
|
||||
}
|
||||
|
||||
private List<String> toStringList(JSONArray jsonArray) {
|
||||
if (jsonArray == null || jsonArray.isEmpty()) {
|
||||
return new ArrayList<String>();
|
||||
}
|
||||
List<String> values = new ArrayList<String>();
|
||||
for (int index = 0; index < jsonArray.size(); index++) {
|
||||
values.add(jsonArray.getString(index));
|
||||
}
|
||||
return values;
|
||||
}
|
||||
|
||||
private Map<String, String> toStringMap(JSONObject jsonObject) {
|
||||
if (jsonObject == null || jsonObject.isEmpty()) {
|
||||
return new LinkedHashMap<String, String>();
|
||||
}
|
||||
Map<String, String> values = new LinkedHashMap<String, String>();
|
||||
for (String key : jsonObject.keySet()) {
|
||||
values.put(key, jsonObject.getString(key));
|
||||
}
|
||||
return values;
|
||||
}
|
||||
|
||||
private List<Double> toDoubleList(JSONArray jsonArray) {
|
||||
if (jsonArray == null || jsonArray.isEmpty()) {
|
||||
return new ArrayList<Double>();
|
||||
}
|
||||
List<Double> values = new ArrayList<Double>();
|
||||
for (int index = 0; index < jsonArray.size(); index++) {
|
||||
values.add(jsonArray.getDouble(index));
|
||||
}
|
||||
return values;
|
||||
}
|
||||
|
||||
private List<String> extractCaptions(JSONObject item) {
|
||||
List<String> texts = new ArrayList<String>();
|
||||
texts.addAll(toStringList(item.getJSONArray("image_caption")));
|
||||
texts.addAll(toStringList(item.getJSONArray("table_caption")));
|
||||
return texts;
|
||||
}
|
||||
|
||||
private List<String> extractFootnotes(JSONObject item) {
|
||||
List<String> texts = new ArrayList<String>();
|
||||
texts.addAll(toStringList(item.getJSONArray("image_footnote")));
|
||||
texts.addAll(toStringList(item.getJSONArray("table_footnote")));
|
||||
return texts;
|
||||
}
|
||||
|
||||
private boolean isVisualType(String type) {
|
||||
return "image".equals(type) || "table".equals(type) || "chart".equals(type) || "seal".equals(type);
|
||||
}
|
||||
|
||||
private String extractBlockText(JSONObject item) {
|
||||
String type = item.getString("type");
|
||||
if ("text".equals(type) || "header".equals(type) || "footer".equals(type)
|
||||
|| "page_number".equals(type) || "aside_text".equals(type) || "page_footnote".equals(type)
|
||||
|| "equation".equals(type)) {
|
||||
return item.getString("text");
|
||||
}
|
||||
if ("list".equals(type)) {
|
||||
return joinList(toStringList(item.getJSONArray("list_items")));
|
||||
}
|
||||
if ("code".equals(type)) {
|
||||
return item.getString("code_body");
|
||||
}
|
||||
if ("image".equals(type)) {
|
||||
return joinList(toStringList(item.getJSONArray("image_caption")));
|
||||
}
|
||||
if ("table".equals(type)) {
|
||||
return joinList(toStringList(item.getJSONArray("table_caption")));
|
||||
}
|
||||
return item.getString("text");
|
||||
}
|
||||
|
||||
private String extractTextFromMiddleBlock(JSONObject blockJson) {
|
||||
List<String> texts = new ArrayList<String>();
|
||||
JSONArray blocks = blockJson.getJSONArray("blocks");
|
||||
if (blocks == null) {
|
||||
return null;
|
||||
}
|
||||
for (int blockIndex = 0; blockIndex < blocks.size(); blockIndex++) {
|
||||
JSONObject childBlock = blocks.getJSONObject(blockIndex);
|
||||
JSONArray lines = childBlock.getJSONArray("lines");
|
||||
if (lines == null) {
|
||||
continue;
|
||||
}
|
||||
for (int lineIndex = 0; lineIndex < lines.size(); lineIndex++) {
|
||||
JSONObject line = lines.getJSONObject(lineIndex);
|
||||
JSONArray spans = line.getJSONArray("spans");
|
||||
if (spans == null) {
|
||||
continue;
|
||||
}
|
||||
for (int spanIndex = 0; spanIndex < spans.size(); spanIndex++) {
|
||||
JSONObject span = spans.getJSONObject(spanIndex);
|
||||
if (span.containsKey("content")) {
|
||||
texts.add(span.getString("content"));
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return joinList(texts);
|
||||
}
|
||||
|
||||
private String extractImagePathFromMiddleBlock(JSONObject blockJson) {
|
||||
JSONArray blocks = blockJson.getJSONArray("blocks");
|
||||
if (blocks == null) {
|
||||
return null;
|
||||
}
|
||||
for (int blockIndex = 0; blockIndex < blocks.size(); blockIndex++) {
|
||||
JSONObject childBlock = blocks.getJSONObject(blockIndex);
|
||||
JSONArray lines = childBlock.getJSONArray("lines");
|
||||
if (lines == null) {
|
||||
continue;
|
||||
}
|
||||
for (int lineIndex = 0; lineIndex < lines.size(); lineIndex++) {
|
||||
JSONObject line = lines.getJSONObject(lineIndex);
|
||||
JSONArray spans = line.getJSONArray("spans");
|
||||
if (spans == null) {
|
||||
continue;
|
||||
}
|
||||
for (int spanIndex = 0; spanIndex < spans.size(); spanIndex++) {
|
||||
JSONObject span = spans.getJSONObject(spanIndex);
|
||||
if (span.containsKey("img_path")) {
|
||||
return span.getString("img_path");
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private List<String> extractTextsByType(JSONObject visualBlock, String expectedType) {
|
||||
List<String> texts = new ArrayList<String>();
|
||||
JSONArray blocks = visualBlock.getJSONArray("blocks");
|
||||
if (blocks == null) {
|
||||
return texts;
|
||||
}
|
||||
for (int blockIndex = 0; blockIndex < blocks.size(); blockIndex++) {
|
||||
JSONObject childBlock = blocks.getJSONObject(blockIndex);
|
||||
if (!expectedType.equals(childBlock.getString("type"))) {
|
||||
continue;
|
||||
}
|
||||
JSONArray lines = childBlock.getJSONArray("lines");
|
||||
if (lines == null) {
|
||||
continue;
|
||||
}
|
||||
for (int lineIndex = 0; lineIndex < lines.size(); lineIndex++) {
|
||||
JSONObject line = lines.getJSONObject(lineIndex);
|
||||
JSONArray spans = line.getJSONArray("spans");
|
||||
if (spans == null) {
|
||||
continue;
|
||||
}
|
||||
for (int spanIndex = 0; spanIndex < spans.size(); spanIndex++) {
|
||||
JSONObject span = spans.getJSONObject(spanIndex);
|
||||
if (span.containsKey("content")) {
|
||||
texts.add(span.getString("content"));
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return texts;
|
||||
}
|
||||
|
||||
private String extractImagePathByType(JSONObject visualBlock, String expectedType) {
|
||||
JSONArray blocks = visualBlock.getJSONArray("blocks");
|
||||
if (blocks == null) {
|
||||
return null;
|
||||
}
|
||||
for (int blockIndex = 0; blockIndex < blocks.size(); blockIndex++) {
|
||||
JSONObject childBlock = blocks.getJSONObject(blockIndex);
|
||||
if (!expectedType.equals(childBlock.getString("type"))) {
|
||||
continue;
|
||||
}
|
||||
JSONArray lines = childBlock.getJSONArray("lines");
|
||||
if (lines == null) {
|
||||
continue;
|
||||
}
|
||||
for (int lineIndex = 0; lineIndex < lines.size(); lineIndex++) {
|
||||
JSONObject line = lines.getJSONObject(lineIndex);
|
||||
JSONArray spans = line.getJSONArray("spans");
|
||||
if (spans == null) {
|
||||
continue;
|
||||
}
|
||||
for (int spanIndex = 0; spanIndex < spans.size(); spanIndex++) {
|
||||
JSONObject span = spans.getJSONObject(spanIndex);
|
||||
if (span.containsKey("img_path")) {
|
||||
return span.getString("img_path");
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private String matchDataUrl(String imagePath, Map<String, String> imageDataUrls) {
|
||||
if (imageDataUrls == null || imageDataUrls.isEmpty()) {
|
||||
return null;
|
||||
}
|
||||
if (StringUtil.hasText(imagePath) && imageDataUrls.containsKey(imagePath)) {
|
||||
return imageDataUrls.get(imagePath);
|
||||
}
|
||||
String baseName = baseName(imagePath);
|
||||
for (Map.Entry<String, String> entry : imageDataUrls.entrySet()) {
|
||||
if (baseName.equals(baseName(entry.getKey()))) {
|
||||
return entry.getValue();
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private String baseName(String path) {
|
||||
if (!StringUtil.hasText(path)) {
|
||||
return null;
|
||||
}
|
||||
int slashIndex = path.lastIndexOf('/');
|
||||
return slashIndex >= 0 ? path.substring(slashIndex + 1) : path;
|
||||
}
|
||||
|
||||
private String detectMimeType(String path) {
|
||||
if (!StringUtil.hasText(path)) {
|
||||
return null;
|
||||
}
|
||||
String mimeType = URLConnection.guessContentTypeFromName(path);
|
||||
return StringUtil.hasText(mimeType) ? mimeType : "application/octet-stream";
|
||||
}
|
||||
|
||||
private String toDataUrl(String path, byte[] content) {
|
||||
return "data:" + detectMimeType(path) + ";base64," + Base64.getEncoder().encodeToString(content);
|
||||
}
|
||||
|
||||
private String joinList(List<String> values) {
|
||||
if (values == null || values.isEmpty()) {
|
||||
return null;
|
||||
}
|
||||
StringBuilder builder = new StringBuilder();
|
||||
for (int index = 0; index < values.size(); index++) {
|
||||
if (index > 0) {
|
||||
builder.append('\n');
|
||||
}
|
||||
builder.append(values.get(index));
|
||||
}
|
||||
return builder.toString();
|
||||
}
|
||||
|
||||
private boolean boolOrDefault(Boolean value, Boolean defaultValue) {
|
||||
return value == null ? isTrue(defaultValue) : value;
|
||||
}
|
||||
|
||||
private boolean isTrue(Boolean value) {
|
||||
return value != null && value;
|
||||
}
|
||||
|
||||
private int intOrDefault(Integer value, int defaultValue) {
|
||||
return value == null ? defaultValue : value;
|
||||
}
|
||||
|
||||
private static class ZipArtifactBundle {
|
||||
private final Map<String, byte[]> entriesBySuffix = new LinkedHashMap<String, byte[]>();
|
||||
private final Map<String, byte[]> images = new LinkedHashMap<String, byte[]>();
|
||||
private final Map<String, byte[]> otherBinaryEntries = new LinkedHashMap<String, byte[]>();
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,211 @@
|
||||
package com.easyagents.document.pdf.mineru;
|
||||
|
||||
import com.alibaba.fastjson2.JSON;
|
||||
import com.alibaba.fastjson2.JSONObject;
|
||||
import com.easyagents.core.util.StringUtil;
|
||||
import com.easyagents.document.core.exception.DocumentParseException;
|
||||
import com.easyagents.document.core.model.ParseFile;
|
||||
import com.easyagents.document.core.model.ParseRequest;
|
||||
import okhttp3.MediaType;
|
||||
import okhttp3.MultipartBody;
|
||||
import okhttp3.OkHttpClient;
|
||||
import okhttp3.Request;
|
||||
import okhttp3.RequestBody;
|
||||
import okhttp3.Response;
|
||||
import okhttp3.ResponseBody;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.concurrent.TimeUnit;
|
||||
|
||||
/**
|
||||
* MinerU HTTP 客户端。
|
||||
*
|
||||
* @author Codex
|
||||
* @since 2026-04-14
|
||||
*/
|
||||
public class MineruPdfClient {
|
||||
|
||||
private static final MediaType DEFAULT_PDF_MEDIA_TYPE = MediaType.parse("application/pdf");
|
||||
|
||||
private final String baseUrl;
|
||||
private final OkHttpClient okHttpClient;
|
||||
private final MineruMapper mineruMapper;
|
||||
|
||||
/**
|
||||
* 创建客户端。
|
||||
*
|
||||
* @param properties MinerU 配置
|
||||
* @param mineruMapper DTO 映射器
|
||||
*/
|
||||
public MineruPdfClient(MineruProperties properties, MineruMapper mineruMapper) {
|
||||
this(
|
||||
properties,
|
||||
new OkHttpClient.Builder()
|
||||
.connectTimeout(properties.getConnectTimeoutMs(), TimeUnit.MILLISECONDS)
|
||||
.readTimeout(properties.getReadTimeoutMs(), TimeUnit.MILLISECONDS)
|
||||
.writeTimeout(properties.getWriteTimeoutMs(), TimeUnit.MILLISECONDS)
|
||||
.build(),
|
||||
mineruMapper
|
||||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* 创建客户端。
|
||||
*
|
||||
* @param properties MinerU 配置
|
||||
* @param okHttpClient HTTP 客户端
|
||||
* @param mineruMapper DTO 映射器
|
||||
*/
|
||||
public MineruPdfClient(MineruProperties properties, OkHttpClient okHttpClient, MineruMapper mineruMapper) {
|
||||
if (properties == null || !StringUtil.hasText(properties.getBaseUrl())) {
|
||||
throw new IllegalArgumentException("MinerU baseUrl must not be empty");
|
||||
}
|
||||
this.baseUrl = normalizeBaseUrl(properties.getBaseUrl());
|
||||
this.okHttpClient = okHttpClient;
|
||||
this.mineruMapper = mineruMapper;
|
||||
}
|
||||
|
||||
/**
|
||||
* 调用同步解析接口。
|
||||
*
|
||||
* @param request 解析请求
|
||||
* @return 原始结果
|
||||
*/
|
||||
public MineruResultPayload parse(ParseRequest request) {
|
||||
return mineruMapper.toResultPayload(executeJsonMultipart("/file_parse", request, buildSyncFormFields(request)));
|
||||
}
|
||||
|
||||
/**
|
||||
* 提交异步解析任务。
|
||||
*
|
||||
* @param request 解析请求
|
||||
* @return 原始任务状态
|
||||
*/
|
||||
public MineruTaskStatus submit(ParseRequest request) {
|
||||
return mineruMapper.toTaskStatus(executeJsonMultipart("/tasks", request, buildAsyncFormFields(request)));
|
||||
}
|
||||
|
||||
/**
|
||||
* 查询任务状态。
|
||||
*
|
||||
* @param taskId 任务 ID
|
||||
* @return 原始任务状态
|
||||
*/
|
||||
public MineruTaskStatus queryTask(String taskId) {
|
||||
return mineruMapper.toTaskStatus(executeJsonGet("/tasks/" + taskId));
|
||||
}
|
||||
|
||||
/**
|
||||
* 下载异步结果 ZIP。
|
||||
*
|
||||
* @param taskId 任务 ID
|
||||
* @return ZIP 二进制
|
||||
*/
|
||||
public byte[] queryResultZip(String taskId) {
|
||||
String path = "/tasks/" + taskId + "/result";
|
||||
Request request = new Request.Builder().url(baseUrl + path).get().build();
|
||||
try (Response response = okHttpClient.newCall(request).execute()) {
|
||||
ResponseBody body = response.body();
|
||||
byte[] responseBytes = body == null ? new byte[0] : body.bytes();
|
||||
if (!response.isSuccessful()) {
|
||||
throw buildHttpException(path, response.code(), responseBytes);
|
||||
}
|
||||
String contentType = response.header("Content-Type");
|
||||
if (contentType != null && contentType.contains("application/json")) {
|
||||
JSONObject jsonObject = JSON.parseObject(new String(responseBytes));
|
||||
throw new DocumentParseException("MinerU async result is not ready: " + jsonObject.toJSONString());
|
||||
}
|
||||
if (responseBytes.length < 2 || responseBytes[0] != 'P' || responseBytes[1] != 'K') {
|
||||
throw new DocumentParseException("MinerU async result is not a valid ZIP payload");
|
||||
}
|
||||
return responseBytes;
|
||||
} catch (IOException exception) {
|
||||
throw new DocumentParseException("Failed to query MinerU result ZIP", exception);
|
||||
}
|
||||
}
|
||||
|
||||
protected JSONObject executeJsonMultipart(String path, ParseRequest request, Map<String, List<String>> fields) {
|
||||
MultipartBody.Builder formBuilder = new MultipartBody.Builder().setType(MultipartBody.FORM);
|
||||
appendFiles(formBuilder, request.getFiles());
|
||||
appendStringFields(formBuilder, fields);
|
||||
Request httpRequest = new Request.Builder()
|
||||
.url(baseUrl + path)
|
||||
.post(formBuilder.build())
|
||||
.build();
|
||||
return executeJsonRequest(path, httpRequest);
|
||||
}
|
||||
|
||||
protected JSONObject executeJsonGet(String path) {
|
||||
Request request = new Request.Builder().url(baseUrl + path).get().build();
|
||||
return executeJsonRequest(path, request);
|
||||
}
|
||||
|
||||
protected JSONObject executeJsonRequest(String path, Request request) {
|
||||
try (Response response = okHttpClient.newCall(request).execute()) {
|
||||
ResponseBody body = response.body();
|
||||
String bodyText = body == null ? "" : body.string();
|
||||
if (!response.isSuccessful()) {
|
||||
throw buildHttpException(path, response.code(), bodyText == null ? new byte[0] : bodyText.getBytes());
|
||||
}
|
||||
return JSON.parseObject(bodyText);
|
||||
} catch (IOException exception) {
|
||||
throw new DocumentParseException("Failed to call MinerU endpoint: " + path, exception);
|
||||
}
|
||||
}
|
||||
|
||||
private void appendFiles(MultipartBody.Builder formBuilder, List<ParseFile> files) {
|
||||
if (files == null || files.isEmpty()) {
|
||||
throw new IllegalArgumentException("Parse request must contain at least one file");
|
||||
}
|
||||
for (ParseFile file : files) {
|
||||
if (file == null || !StringUtil.hasText(file.getFileName()) || file.getContent() == null) {
|
||||
throw new IllegalArgumentException("Parse request contains an invalid file");
|
||||
}
|
||||
MediaType mediaType = StringUtil.hasText(file.getContentType())
|
||||
? MediaType.parse(file.getContentType())
|
||||
: DEFAULT_PDF_MEDIA_TYPE;
|
||||
formBuilder.addFormDataPart(
|
||||
"files",
|
||||
file.getFileName(),
|
||||
RequestBody.create(file.getContent(), mediaType)
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
private void appendStringFields(MultipartBody.Builder formBuilder, Map<String, List<String>> fields) {
|
||||
for (Map.Entry<String, List<String>> entry : fields.entrySet()) {
|
||||
if (entry.getValue() == null) {
|
||||
continue;
|
||||
}
|
||||
for (String value : entry.getValue()) {
|
||||
if (value != null) {
|
||||
formBuilder.addFormDataPart(entry.getKey(), value);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private Map<String, List<String>> buildSyncFormFields(ParseRequest request) {
|
||||
return mineruMapper.buildSyncFormFields(request);
|
||||
}
|
||||
|
||||
private Map<String, List<String>> buildAsyncFormFields(ParseRequest request) {
|
||||
return mineruMapper.buildAsyncFormFields(request);
|
||||
}
|
||||
|
||||
private DocumentParseException buildHttpException(String path, int statusCode, byte[] bodyBytes) {
|
||||
String bodyText = bodyBytes == null ? "" : new String(bodyBytes);
|
||||
return new DocumentParseException(
|
||||
"MinerU request failed: path=" + path + ", status=" + statusCode + ", body=" + bodyText
|
||||
);
|
||||
}
|
||||
|
||||
private String normalizeBaseUrl(String baseUrl) {
|
||||
if (baseUrl.endsWith("/")) {
|
||||
return baseUrl.substring(0, baseUrl.length() - 1);
|
||||
}
|
||||
return baseUrl;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,171 @@
|
||||
package com.easyagents.document.pdf.mineru;
|
||||
|
||||
import com.easyagents.core.util.StringUtil;
|
||||
import com.easyagents.document.core.exception.DocumentParseException;
|
||||
import com.easyagents.document.core.model.ParseRequest;
|
||||
import com.easyagents.document.core.model.ParseResponse;
|
||||
import com.easyagents.document.core.model.ParseTaskInfo;
|
||||
import com.easyagents.document.core.model.ParseTaskStatus;
|
||||
import com.easyagents.document.pdf.PdfDocumentProvider;
|
||||
|
||||
import java.util.ArrayList;
|
||||
|
||||
/**
|
||||
* 基于 MinerU API 的 PDF 解析服务。
|
||||
*
|
||||
* @author Codex
|
||||
* @since 2026-04-14
|
||||
*/
|
||||
public class MineruPdfDocumentParseService implements PdfDocumentProvider {
|
||||
|
||||
public static final String PROVIDER_NAME = "mineru";
|
||||
|
||||
private final MineruProperties properties;
|
||||
private final MineruPdfClient client;
|
||||
private final MineruMapper mapper;
|
||||
|
||||
/**
|
||||
* 创建默认服务实例。
|
||||
*
|
||||
* @param properties MinerU 配置
|
||||
*/
|
||||
public MineruPdfDocumentParseService(MineruProperties properties) {
|
||||
this(properties, new MineruMapper(properties));
|
||||
}
|
||||
|
||||
/**
|
||||
* 创建默认服务实例。
|
||||
*
|
||||
* @param properties MinerU 配置
|
||||
* @param mapper 结果映射器
|
||||
*/
|
||||
public MineruPdfDocumentParseService(MineruProperties properties, MineruMapper mapper) {
|
||||
this(properties, new MineruPdfClient(properties, mapper), mapper);
|
||||
}
|
||||
|
||||
/**
|
||||
* 创建服务实例。
|
||||
*
|
||||
* @param properties MinerU 配置
|
||||
* @param client HTTP 客户端
|
||||
* @param mapper 结果映射器
|
||||
*/
|
||||
public MineruPdfDocumentParseService(MineruProperties properties, MineruPdfClient client, MineruMapper mapper) {
|
||||
this.properties = properties;
|
||||
this.client = client;
|
||||
this.mapper = mapper;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String getProvider() {
|
||||
return PROVIDER_NAME;
|
||||
}
|
||||
|
||||
@Override
|
||||
public ParseResponse parse(ParseRequest request) {
|
||||
ParseRequest normalizedRequest = normalizeRequest(request);
|
||||
return mapper.toParseResponse(client.parse(normalizedRequest));
|
||||
}
|
||||
|
||||
@Override
|
||||
public ParseTaskStatus submit(ParseRequest request) {
|
||||
ParseRequest normalizedRequest = normalizeRequest(request);
|
||||
// 异步结果固定走全量 ZIP，调用方无需传入裁剪参数。
|
||||
normalizedRequest.setReturnMarkdown(true);
|
||||
normalizedRequest.setReturnMiddleJson(true);
|
||||
normalizedRequest.setReturnContentList(true);
|
||||
normalizedRequest.setReturnModelOutput(true);
|
||||
normalizedRequest.setReturnImages(true);
|
||||
return mapper.toParseTaskStatus(client.submit(normalizedRequest));
|
||||
}
|
||||
|
||||
@Override
|
||||
public ParseTaskStatus queryTask(String taskId) {
|
||||
validateTaskId(taskId);
|
||||
return mapper.toParseTaskStatus(client.queryTask(taskId));
|
||||
}
|
||||
|
||||
@Override
|
||||
public ParseResponse queryResult(String taskId) {
|
||||
validateTaskId(taskId);
|
||||
MineruTaskStatus taskStatus = waitForTaskCompleted(taskId);
|
||||
ParseResponse response = mapper.fromZip(client.queryResultZip(taskId));
|
||||
mapper.enrichAsyncResponse(response, taskStatus.getBackend(), taskStatus.getVersion());
|
||||
return response;
|
||||
}
|
||||
|
||||
@Override
|
||||
public ParseTaskInfo queryTaskInfo(String taskId) {
|
||||
validateTaskId(taskId);
|
||||
MineruTaskStatus taskStatus = client.queryTask(taskId);
|
||||
ParseTaskInfo taskInfo = ParseTaskInfo.fromStatus(mapper.toParseTaskStatus(taskStatus));
|
||||
if ("completed".equalsIgnoreCase(taskStatus.getStatus())) {
|
||||
ParseResponse response = mapper.fromZip(client.queryResultZip(taskId));
|
||||
mapper.enrichAsyncResponse(response, taskStatus.getBackend(), taskStatus.getVersion());
|
||||
taskInfo.setResult(response);
|
||||
}
|
||||
return taskInfo;
|
||||
}
|
||||
|
||||
private ParseRequest normalizeRequest(ParseRequest request) {
|
||||
if (request == null) {
|
||||
throw new IllegalArgumentException("ParseRequest must not be null");
|
||||
}
|
||||
if (request.getFiles() == null || request.getFiles().isEmpty()) {
|
||||
throw new IllegalArgumentException("ParseRequest files must not be empty");
|
||||
}
|
||||
ParseRequest normalizedRequest = new ParseRequest();
|
||||
normalizedRequest.setFiles(new ArrayList<>(request.getFiles()));
|
||||
normalizedRequest.setBackend(StringUtil.hasText(request.getBackend()) ? request.getBackend() : properties.getDefaultBackend());
|
||||
normalizedRequest.setParseMethod(StringUtil.hasText(request.getParseMethod()) ? request.getParseMethod() : properties.getDefaultParseMethod());
|
||||
normalizedRequest.setLanguages(
|
||||
request.getLanguages() == null || request.getLanguages().isEmpty()
|
||||
? new ArrayList<String>(properties.getDefaultLangList())
|
||||
: new ArrayList<String>(request.getLanguages())
|
||||
);
|
||||
normalizedRequest.setFormulaEnabled(request.getFormulaEnabled() == null ? properties.getDefaultFormulaEnable() : request.getFormulaEnabled());
|
||||
normalizedRequest.setTableEnabled(request.getTableEnabled() == null ? properties.getDefaultTableEnable() : request.getTableEnabled());
|
||||
normalizedRequest.setStartPageIndex(request.getStartPageIndex() == null ? 0 : request.getStartPageIndex());
|
||||
normalizedRequest.setEndPageIndex(request.getEndPageIndex() == null ? 99999 : request.getEndPageIndex());
|
||||
normalizedRequest.setReturnMarkdown(request.getReturnMarkdown());
|
||||
normalizedRequest.setReturnMiddleJson(request.getReturnMiddleJson());
|
||||
normalizedRequest.setReturnContentList(request.getReturnContentList());
|
||||
normalizedRequest.setReturnModelOutput(request.getReturnModelOutput());
|
||||
normalizedRequest.setReturnImages(request.getReturnImages());
|
||||
return normalizedRequest;
|
||||
}
|
||||
|
||||
private void validateTaskId(String taskId) {
|
||||
if (!StringUtil.hasText(taskId)) {
|
||||
throw new IllegalArgumentException("taskId must not be empty");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 轮询任务状态直到完成或失败。
|
||||
*
|
||||
* @param taskId 任务 ID
|
||||
* @return 已完成的任务状态
|
||||
*/
|
||||
private MineruTaskStatus waitForTaskCompleted(String taskId) {
|
||||
long deadline = System.currentTimeMillis() + properties.getResultTimeoutMs();
|
||||
while (true) {
|
||||
MineruTaskStatus taskStatus = client.queryTask(taskId);
|
||||
if ("completed".equals(taskStatus.getStatus())) {
|
||||
return taskStatus;
|
||||
}
|
||||
if ("failed".equals(taskStatus.getStatus())) {
|
||||
throw new DocumentParseException("MinerU task failed: " + taskStatus.getError());
|
||||
}
|
||||
if (System.currentTimeMillis() >= deadline) {
|
||||
throw new DocumentParseException("MinerU task result timeout: " + taskId);
|
||||
}
|
||||
try {
|
||||
Thread.sleep(properties.getPollIntervalMs());
|
||||
} catch (InterruptedException exception) {
|
||||
Thread.currentThread().interrupt();
|
||||
throw new DocumentParseException("Interrupted while waiting for MinerU task: " + taskId, exception);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,116 @@
|
||||
package com.easyagents.document.pdf.mineru;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.Arrays;
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* MinerU PDF 解析配置。
|
||||
*
|
||||
* @author Codex
|
||||
* @since 2026-04-14
|
||||
*/
|
||||
public class MineruProperties {
|
||||
|
||||
private String baseUrl;
|
||||
private Integer connectTimeoutMs = 3000;
|
||||
private Integer readTimeoutMs = 600000;
|
||||
private Integer writeTimeoutMs = 600000;
|
||||
private Integer pollIntervalMs = 1000;
|
||||
private Integer resultTimeoutMs = 1800000;
|
||||
private String defaultBackend = "vlm-http-client";
|
||||
private String defaultParseMethod = "auto";
|
||||
private List<String> defaultLangList = new ArrayList<String>(Arrays.asList("ch"));
|
||||
private Boolean defaultFormulaEnable = true;
|
||||
private Boolean defaultTableEnable = true;
|
||||
|
||||
public String getBaseUrl() {
|
||||
return baseUrl;
|
||||
}
|
||||
|
||||
public void setBaseUrl(String baseUrl) {
|
||||
this.baseUrl = baseUrl;
|
||||
}
|
||||
|
||||
public Integer getConnectTimeoutMs() {
|
||||
return connectTimeoutMs;
|
||||
}
|
||||
|
||||
public void setConnectTimeoutMs(Integer connectTimeoutMs) {
|
||||
this.connectTimeoutMs = connectTimeoutMs;
|
||||
}
|
||||
|
||||
public Integer getReadTimeoutMs() {
|
||||
return readTimeoutMs;
|
||||
}
|
||||
|
||||
public void setReadTimeoutMs(Integer readTimeoutMs) {
|
||||
this.readTimeoutMs = readTimeoutMs;
|
||||
}
|
||||
|
||||
public Integer getWriteTimeoutMs() {
|
||||
return writeTimeoutMs;
|
||||
}
|
||||
|
||||
public void setWriteTimeoutMs(Integer writeTimeoutMs) {
|
||||
this.writeTimeoutMs = writeTimeoutMs;
|
||||
}
|
||||
|
||||
public Integer getPollIntervalMs() {
|
||||
return pollIntervalMs;
|
||||
}
|
||||
|
||||
public void setPollIntervalMs(Integer pollIntervalMs) {
|
||||
this.pollIntervalMs = pollIntervalMs;
|
||||
}
|
||||
|
||||
public Integer getResultTimeoutMs() {
|
||||
return resultTimeoutMs;
|
||||
}
|
||||
|
||||
public void setResultTimeoutMs(Integer resultTimeoutMs) {
|
||||
this.resultTimeoutMs = resultTimeoutMs;
|
||||
}
|
||||
|
||||
public String getDefaultBackend() {
|
||||
return defaultBackend;
|
||||
}
|
||||
|
||||
public void setDefaultBackend(String defaultBackend) {
|
||||
this.defaultBackend = defaultBackend;
|
||||
}
|
||||
|
||||
public String getDefaultParseMethod() {
|
||||
return defaultParseMethod;
|
||||
}
|
||||
|
||||
public void setDefaultParseMethod(String defaultParseMethod) {
|
||||
this.defaultParseMethod = defaultParseMethod;
|
||||
}
|
||||
|
||||
public List<String> getDefaultLangList() {
|
||||
return defaultLangList;
|
||||
}
|
||||
|
||||
public void setDefaultLangList(List<String> defaultLangList) {
|
||||
this.defaultLangList = defaultLangList == null
|
||||
? new ArrayList<String>(Arrays.asList("ch"))
|
||||
: defaultLangList;
|
||||
}
|
||||
|
||||
public Boolean getDefaultFormulaEnable() {
|
||||
return defaultFormulaEnable;
|
||||
}
|
||||
|
||||
public void setDefaultFormulaEnable(Boolean defaultFormulaEnable) {
|
||||
this.defaultFormulaEnable = defaultFormulaEnable;
|
||||
}
|
||||
|
||||
public Boolean getDefaultTableEnable() {
|
||||
return defaultTableEnable;
|
||||
}
|
||||
|
||||
public void setDefaultTableEnable(Boolean defaultTableEnable) {
|
||||
this.defaultTableEnable = defaultTableEnable;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,43 @@
|
||||
package com.easyagents.document.pdf.mineru;
|
||||
|
||||
import com.alibaba.fastjson2.JSONObject;
|
||||
|
||||
import java.util.LinkedHashMap;
|
||||
import java.util.Map;
|
||||
|
||||
/**
|
||||
* MinerU 结果载荷。
|
||||
*
|
||||
* @author Codex
|
||||
* @since 2026-04-14
|
||||
*/
|
||||
public class MineruResultPayload {
|
||||
|
||||
private String backend;
|
||||
private String version;
|
||||
private Map<String, JSONObject> results = new LinkedHashMap<String, JSONObject>();
|
||||
|
||||
public String getBackend() {
|
||||
return backend;
|
||||
}
|
||||
|
||||
public void setBackend(String backend) {
|
||||
this.backend = backend;
|
||||
}
|
||||
|
||||
public String getVersion() {
|
||||
return version;
|
||||
}
|
||||
|
||||
public void setVersion(String version) {
|
||||
this.version = version;
|
||||
}
|
||||
|
||||
public Map<String, JSONObject> getResults() {
|
||||
return results;
|
||||
}
|
||||
|
||||
public void setResults(Map<String, JSONObject> results) {
|
||||
this.results = results == null ? new LinkedHashMap<String, JSONObject>() : results;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,131 @@
|
||||
package com.easyagents.document.pdf.mineru;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* MinerU 原始任务状态。
|
||||
*
|
||||
* @author Codex
|
||||
* @since 2026-04-14
|
||||
*/
|
||||
public class MineruTaskStatus {
|
||||
|
||||
private String taskId;
|
||||
private String status;
|
||||
private String backend;
|
||||
private List<String> fileNames = new ArrayList<String>();
|
||||
private String createdAt;
|
||||
private String startedAt;
|
||||
private String completedAt;
|
||||
private String error;
|
||||
private String statusUrl;
|
||||
private String resultUrl;
|
||||
private Integer queuedAhead;
|
||||
private String version;
|
||||
private String message;
|
||||
|
||||
public String getTaskId() {
|
||||
return taskId;
|
||||
}
|
||||
|
||||
public void setTaskId(String taskId) {
|
||||
this.taskId = taskId;
|
||||
}
|
||||
|
||||
public String getStatus() {
|
||||
return status;
|
||||
}
|
||||
|
||||
public void setStatus(String status) {
|
||||
this.status = status;
|
||||
}
|
||||
|
||||
public String getBackend() {
|
||||
return backend;
|
||||
}
|
||||
|
||||
public void setBackend(String backend) {
|
||||
this.backend = backend;
|
||||
}
|
||||
|
||||
public List<String> getFileNames() {
|
||||
return fileNames;
|
||||
}
|
||||
|
||||
public void setFileNames(List<String> fileNames) {
|
||||
this.fileNames = fileNames == null ? new ArrayList<String>() : fileNames;
|
||||
}
|
||||
|
||||
public String getCreatedAt() {
|
||||
return createdAt;
|
||||
}
|
||||
|
||||
public void setCreatedAt(String createdAt) {
|
||||
this.createdAt = createdAt;
|
||||
}
|
||||
|
||||
public String getStartedAt() {
|
||||
return startedAt;
|
||||
}
|
||||
|
||||
public void setStartedAt(String startedAt) {
|
||||
this.startedAt = startedAt;
|
||||
}
|
||||
|
||||
public String getCompletedAt() {
|
||||
return completedAt;
|
||||
}
|
||||
|
||||
public void setCompletedAt(String completedAt) {
|
||||
this.completedAt = completedAt;
|
||||
}
|
||||
|
||||
public String getError() {
|
||||
return error;
|
||||
}
|
||||
|
||||
public void setError(String error) {
|
||||
this.error = error;
|
||||
}
|
||||
|
||||
public String getStatusUrl() {
|
||||
return statusUrl;
|
||||
}
|
||||
|
||||
public void setStatusUrl(String statusUrl) {
|
||||
this.statusUrl = statusUrl;
|
||||
}
|
||||
|
||||
public String getResultUrl() {
|
||||
return resultUrl;
|
||||
}
|
||||
|
||||
public void setResultUrl(String resultUrl) {
|
||||
this.resultUrl = resultUrl;
|
||||
}
|
||||
|
||||
public Integer getQueuedAhead() {
|
||||
return queuedAhead;
|
||||
}
|
||||
|
||||
public void setQueuedAhead(Integer queuedAhead) {
|
||||
this.queuedAhead = queuedAhead;
|
||||
}
|
||||
|
||||
public String getVersion() {
|
||||
return version;
|
||||
}
|
||||
|
||||
public void setVersion(String version) {
|
||||
this.version = version;
|
||||
}
|
||||
|
||||
public String getMessage() {
|
||||
return message;
|
||||
}
|
||||
|
||||
public void setMessage(String message) {
|
||||
this.message = message;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,366 @@
|
||||
package com.easyagents.document.pdf.mineru;
|
||||
|
||||
import com.alibaba.fastjson2.JSONArray;
|
||||
import com.alibaba.fastjson2.JSONObject;
|
||||
import com.easyagents.document.core.exception.DocumentParseException;
|
||||
import com.easyagents.document.core.model.ParseRequest;
|
||||
import com.easyagents.document.core.model.ParseResponse;
|
||||
import com.easyagents.document.core.model.ParseResult;
|
||||
import org.junit.Assert;
|
||||
import org.junit.Test;
|
||||
|
||||
import java.io.ByteArrayOutputStream;
|
||||
import java.io.IOException;
|
||||
import java.nio.charset.StandardCharsets;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.zip.ZipEntry;
|
||||
import java.util.zip.ZipOutputStream;
|
||||
|
||||
/**
|
||||
* MinerU 结果映射测试。
|
||||
*
|
||||
* @author Codex
|
||||
* @since 2026-04-14
|
||||
*/
|
||||
public class MineruMapperTest {
|
||||
|
||||
@Test
|
||||
public void shouldMapSyncResponse() {
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
MineruResultPayload payload = mapper.toResultPayload(syncPayload());
|
||||
|
||||
ParseResponse response = mapper.toParseResponse(payload);
|
||||
Assert.assertEquals("vlm-http-client", response.getBackend());
|
||||
Assert.assertEquals(1, response.getResults().size());
|
||||
|
||||
ParseResult result = response.getResults().get(0);
|
||||
Assert.assertEquals("demo", result.getFileName());
|
||||
Assert.assertEquals("# title", result.getMarkdown());
|
||||
Assert.assertEquals(1, result.getPages().size());
|
||||
Assert.assertFalse(result.getBlocks().isEmpty());
|
||||
Assert.assertEquals(1, result.getTables().size());
|
||||
Assert.assertEquals(2, result.getImages().size());
|
||||
Assert.assertNotNull(result.getArtifacts().getMiddleJson());
|
||||
Assert.assertNotNull(result.getArtifacts().getContentList());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldMapZipResponse() throws IOException {
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
ParseResponse response = mapper.fromZip(buildZip(true));
|
||||
|
||||
Assert.assertEquals(1, response.getResults().size());
|
||||
ParseResult result = response.getResults().get(0);
|
||||
Assert.assertEquals("demo", result.getFileName());
|
||||
Assert.assertEquals("# title", result.getPlainText());
|
||||
Assert.assertEquals(1, result.getTables().size());
|
||||
Assert.assertEquals(2, result.getImages().size());
|
||||
Assert.assertNotNull(result.getArtifacts().getExtraJsonArtifacts().get("contentListV2"));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldAvoidDuplicatedVisualsWhenFallbackToMiddleJson() {
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
MineruResultPayload payload = mapper.toResultPayload(syncPayloadWithMiddleJsonFallback());
|
||||
|
||||
ParseResponse response = mapper.toParseResponse(payload);
|
||||
|
||||
Assert.assertEquals(1, response.getResults().size());
|
||||
ParseResult result = response.getResults().get(0);
|
||||
Assert.assertEquals(2, result.getBlocks().size());
|
||||
Assert.assertEquals(1, result.getTables().size());
|
||||
Assert.assertEquals(1, result.getImages().size());
|
||||
}
|
||||
|
||||
@Test(expected = DocumentParseException.class)
|
||||
public void shouldRejectZipWithoutCriticalArtifacts() throws IOException {
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
mapper.fromZip(buildZip(false));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldBuildAsyncFormWithFullArtifacts() {
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
ParseRequest request = new ParseRequest();
|
||||
request.setReturnMarkdown(false);
|
||||
request.setReturnMiddleJson(false);
|
||||
request.setReturnContentList(false);
|
||||
request.setReturnModelOutput(false);
|
||||
request.setReturnImages(false);
|
||||
|
||||
Map<String, List<String>> fields = mapper.buildAsyncFormFields(request);
|
||||
|
||||
Assert.assertEquals("true", fields.get("return_md").get(0));
|
||||
Assert.assertEquals("true", fields.get("return_middle_json").get(0));
|
||||
Assert.assertEquals("true", fields.get("return_content_list").get(0));
|
||||
Assert.assertEquals("true", fields.get("return_model_output").get(0));
|
||||
Assert.assertEquals("true", fields.get("return_images").get(0));
|
||||
Assert.assertEquals("true", fields.get("response_format_zip").get(0));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldBuildRepeatedLangListFields() {
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
ParseRequest request = new ParseRequest();
|
||||
request.setLanguages(java.util.Arrays.asList("zh", "en"));
|
||||
|
||||
Map<String, List<String>> fields = mapper.buildSyncFormFields(request);
|
||||
|
||||
Assert.assertEquals(java.util.Arrays.asList("zh", "en"), fields.get("lang_list"));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldFallbackVersionFromMiddleJsonWhenAsyncStatusVersionMissing() throws IOException {
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
ParseResponse response = mapper.fromZip(buildZip(true));
|
||||
|
||||
mapper.enrichAsyncResponse(response, null, null);
|
||||
|
||||
Assert.assertEquals("vlm", response.getBackend());
|
||||
Assert.assertEquals("3.0.9", response.getVersion());
|
||||
}
|
||||
|
||||
private MineruProperties defaultProperties() {
|
||||
MineruProperties properties = new MineruProperties();
|
||||
properties.setBaseUrl("http://127.0.0.1:8000");
|
||||
return properties;
|
||||
}
|
||||
|
||||
private JSONObject syncPayload() {
|
||||
JSONObject payload = new JSONObject();
|
||||
payload.put("backend", "vlm-http-client");
|
||||
payload.put("version", "3.0.9");
|
||||
|
||||
JSONObject result = new JSONObject();
|
||||
result.put("md_content", "# title");
|
||||
result.put("middle_json", middleJson());
|
||||
result.put("content_list", contentList());
|
||||
result.put("model_output", new JSONObject());
|
||||
|
||||
JSONObject images = new JSONObject();
|
||||
images.put("figure.png", "data:image/png;base64,ZmFrZQ==");
|
||||
result.put("images", images);
|
||||
|
||||
JSONObject results = new JSONObject();
|
||||
results.put("demo", result);
|
||||
payload.put("results", results);
|
||||
return payload;
|
||||
}
|
||||
|
||||
private JSONObject middleJson() {
|
||||
JSONObject middleJson = new JSONObject();
|
||||
middleJson.put("_backend", "vlm");
|
||||
middleJson.put("_version_name", "3.0.9");
|
||||
|
||||
JSONObject page = new JSONObject();
|
||||
page.put("page_idx", 0);
|
||||
JSONArray pageSize = new JSONArray();
|
||||
pageSize.add(1000);
|
||||
pageSize.add(2000);
|
||||
page.put("page_size", pageSize);
|
||||
page.put("para_blocks", new JSONArray());
|
||||
|
||||
JSONArray pdfInfo = new JSONArray();
|
||||
pdfInfo.add(page);
|
||||
middleJson.put("pdf_info", pdfInfo);
|
||||
return middleJson;
|
||||
}
|
||||
|
||||
private JSONObject middleJsonForFallback() {
|
||||
JSONObject middleJson = new JSONObject();
|
||||
middleJson.put("_backend", "vlm");
|
||||
middleJson.put("_version_name", "3.0.9");
|
||||
|
||||
JSONObject page = new JSONObject();
|
||||
page.put("page_idx", 0);
|
||||
page.put("page_size", bboxPageSize());
|
||||
|
||||
JSONArray paraBlocks = new JSONArray();
|
||||
paraBlocks.add(middleBlock("table", "images/table.png"));
|
||||
paraBlocks.add(middleBlock("image", "images/figure.png"));
|
||||
page.put("para_blocks", paraBlocks);
|
||||
|
||||
JSONArray tables = new JSONArray();
|
||||
tables.add(middleTable("images/table.png"));
|
||||
page.put("tables", tables);
|
||||
|
||||
JSONArray images = new JSONArray();
|
||||
images.add(middleImage("images/figure.png"));
|
||||
page.put("images", images);
|
||||
|
||||
JSONArray pdfInfo = new JSONArray();
|
||||
pdfInfo.add(page);
|
||||
middleJson.put("pdf_info", pdfInfo);
|
||||
return middleJson;
|
||||
}
|
||||
|
||||
private JSONArray contentList() {
|
||||
JSONArray contentList = new JSONArray();
|
||||
|
||||
JSONObject title = new JSONObject();
|
||||
title.put("type", "text");
|
||||
title.put("text", "title");
|
||||
title.put("text_level", 1);
|
||||
title.put("page_idx", 0);
|
||||
title.put("bbox", bbox());
|
||||
contentList.add(title);
|
||||
|
||||
JSONObject image = new JSONObject();
|
||||
image.put("type", "image");
|
||||
image.put("img_path", "images/figure.png");
|
||||
image.put("image_caption", new JSONArray());
|
||||
image.put("image_footnote", new JSONArray());
|
||||
image.put("page_idx", 0);
|
||||
image.put("bbox", bbox());
|
||||
contentList.add(image);
|
||||
|
||||
JSONObject table = new JSONObject();
|
||||
table.put("type", "table");
|
||||
table.put("img_path", "images/table.png");
|
||||
table.put("table_body", "<table></table>");
|
||||
table.put("table_caption", new JSONArray());
|
||||
table.put("table_footnote", new JSONArray());
|
||||
table.put("page_idx", 0);
|
||||
table.put("bbox", bbox());
|
||||
contentList.add(table);
|
||||
|
||||
return contentList;
|
||||
}
|
||||
|
||||
private JSONArray contentListV2() {
|
||||
JSONArray contentList = new JSONArray();
|
||||
JSONObject page = new JSONObject();
|
||||
page.put("page_idx", 0);
|
||||
contentList.add(page);
|
||||
return contentList;
|
||||
}
|
||||
|
||||
private JSONArray bbox() {
|
||||
JSONArray bbox = new JSONArray();
|
||||
bbox.add(1);
|
||||
bbox.add(2);
|
||||
bbox.add(3);
|
||||
bbox.add(4);
|
||||
return bbox;
|
||||
}
|
||||
|
||||
private JSONArray bboxPageSize() {
|
||||
JSONArray bbox = new JSONArray();
|
||||
bbox.add(1000);
|
||||
bbox.add(2000);
|
||||
return bbox;
|
||||
}
|
||||
|
||||
private JSONObject syncPayloadWithMiddleJsonFallback() {
|
||||
JSONObject payload = new JSONObject();
|
||||
payload.put("backend", "vlm-http-client");
|
||||
payload.put("version", "3.0.9");
|
||||
|
||||
JSONObject result = new JSONObject();
|
||||
result.put("md_content", "# fallback");
|
||||
result.put("middle_json", middleJsonForFallback());
|
||||
|
||||
JSONObject images = new JSONObject();
|
||||
images.put("figure.png", "data:image/png;base64,ZmFrZQ==");
|
||||
images.put("table.png", "data:image/png;base64,ZmFrZQ==");
|
||||
result.put("images", images);
|
||||
|
||||
JSONObject results = new JSONObject();
|
||||
results.put("demo", result);
|
||||
payload.put("results", results);
|
||||
return payload;
|
||||
}
|
||||
|
||||
private JSONObject middleBlock(String type, String imagePath) {
|
||||
JSONObject block = new JSONObject();
|
||||
block.put("type", type);
|
||||
block.put("bbox", bbox());
|
||||
JSONArray blocks = new JSONArray();
|
||||
JSONObject childBlock = new JSONObject();
|
||||
JSONArray lines = new JSONArray();
|
||||
JSONObject line = new JSONObject();
|
||||
JSONArray spans = new JSONArray();
|
||||
|
||||
JSONObject textSpan = new JSONObject();
|
||||
textSpan.put("content", type + "-text");
|
||||
spans.add(textSpan);
|
||||
|
||||
JSONObject imageSpan = new JSONObject();
|
||||
imageSpan.put("img_path", imagePath);
|
||||
spans.add(imageSpan);
|
||||
|
||||
line.put("spans", spans);
|
||||
lines.add(line);
|
||||
childBlock.put("lines", lines);
|
||||
blocks.add(childBlock);
|
||||
block.put("blocks", blocks);
|
||||
return block;
|
||||
}
|
||||
|
||||
private JSONObject middleTable(String imagePath) {
|
||||
JSONObject table = new JSONObject();
|
||||
table.put("bbox", bbox());
|
||||
JSONArray blocks = new JSONArray();
|
||||
blocks.add(visualBlock("table_caption", null, "table-caption"));
|
||||
blocks.add(visualBlock("table_body", imagePath, null));
|
||||
table.put("blocks", blocks);
|
||||
return table;
|
||||
}
|
||||
|
||||
private JSONObject middleImage(String imagePath) {
|
||||
JSONObject image = new JSONObject();
|
||||
image.put("bbox", bbox());
|
||||
JSONArray blocks = new JSONArray();
|
||||
blocks.add(visualBlock("image_caption", null, "image-caption"));
|
||||
blocks.add(visualBlock("image_body", imagePath, null));
|
||||
image.put("blocks", blocks);
|
||||
return image;
|
||||
}
|
||||
|
||||
private JSONObject visualBlock(String type, String imagePath, String text) {
|
||||
JSONObject block = new JSONObject();
|
||||
block.put("type", type);
|
||||
JSONArray lines = new JSONArray();
|
||||
JSONObject line = new JSONObject();
|
||||
JSONArray spans = new JSONArray();
|
||||
JSONObject span = new JSONObject();
|
||||
if (imagePath != null) {
|
||||
span.put("img_path", imagePath);
|
||||
}
|
||||
if (text != null) {
|
||||
span.put("content", text);
|
||||
}
|
||||
spans.add(span);
|
||||
line.put("spans", spans);
|
||||
lines.add(line);
|
||||
block.put("lines", lines);
|
||||
return block;
|
||||
}
|
||||
|
||||
private byte[] buildZip(boolean withArtifacts) throws IOException {
|
||||
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
|
||||
ZipOutputStream zipOutputStream = new ZipOutputStream(outputStream);
|
||||
if (withArtifacts) {
|
||||
addEntry(zipOutputStream, "demo/vlm/demo.md", "# title");
|
||||
addEntry(zipOutputStream, "demo/vlm/demo_middle.json", middleJson().toJSONString());
|
||||
addEntry(zipOutputStream, "demo/vlm/demo_content_list.json", contentList().toJSONString());
|
||||
addEntry(zipOutputStream, "demo/vlm/demo_content_list_v2.json", contentListV2().toJSONString());
|
||||
addEntry(zipOutputStream, "demo/vlm/demo_model.json", "{}");
|
||||
}
|
||||
addBinaryEntry(zipOutputStream, "demo/vlm/images/figure.png", "image".getBytes(StandardCharsets.UTF_8));
|
||||
addBinaryEntry(zipOutputStream, "demo/vlm/images/table.png", "image".getBytes(StandardCharsets.UTF_8));
|
||||
zipOutputStream.close();
|
||||
return outputStream.toByteArray();
|
||||
}
|
||||
|
||||
private void addEntry(ZipOutputStream zipOutputStream, String name, String content) throws IOException {
|
||||
addBinaryEntry(zipOutputStream, name, content.getBytes(StandardCharsets.UTF_8));
|
||||
}
|
||||
|
||||
private void addBinaryEntry(ZipOutputStream zipOutputStream, String name, byte[] content) throws IOException {
|
||||
zipOutputStream.putNextEntry(new ZipEntry(name));
|
||||
zipOutputStream.write(content);
|
||||
zipOutputStream.closeEntry();
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,271 @@
|
||||
package com.easyagents.document.pdf.mineru;
|
||||
|
||||
import com.alibaba.fastjson2.JSONObject;
|
||||
import com.easyagents.document.core.model.ParseFile;
|
||||
import com.easyagents.document.core.model.ParseRequest;
|
||||
import com.easyagents.document.core.model.ParseResponse;
|
||||
import com.easyagents.document.core.model.ParseTaskInfo;
|
||||
import com.easyagents.document.core.model.ParseTaskStatus;
|
||||
import okhttp3.Request;
|
||||
import okio.Buffer;
|
||||
import org.junit.Assert;
|
||||
import org.junit.Test;
|
||||
|
||||
import java.io.ByteArrayOutputStream;
|
||||
import java.io.IOException;
|
||||
import java.nio.charset.StandardCharsets;
|
||||
import java.util.zip.ZipEntry;
|
||||
import java.util.zip.ZipOutputStream;
|
||||
|
||||
/**
|
||||
* MinerU PDF 服务测试。
|
||||
*
|
||||
* @author Codex
|
||||
* @since 2026-04-14
|
||||
*/
|
||||
public class MineruPdfDocumentParseServiceTest {
|
||||
|
||||
@Test
|
||||
public void shouldForceAsyncResultArtifacts() {
|
||||
RecordingClient client = new RecordingClient(defaultProperties());
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
MineruPdfDocumentParseService service = new MineruPdfDocumentParseService(defaultProperties(), client, mapper);
|
||||
|
||||
ParseRequest request = buildRequest();
|
||||
request.setReturnMarkdown(false);
|
||||
request.setReturnMiddleJson(false);
|
||||
request.setReturnContentList(false);
|
||||
request.setReturnModelOutput(false);
|
||||
request.setReturnImages(false);
|
||||
|
||||
ParseTaskStatus status = service.submit(request);
|
||||
|
||||
Assert.assertEquals("task-1", status.getTaskId());
|
||||
Assert.assertTrue(client.lastSubmitRequest.getReturnMarkdown());
|
||||
Assert.assertTrue(client.lastSubmitRequest.getReturnMiddleJson());
|
||||
Assert.assertTrue(client.lastSubmitRequest.getReturnContentList());
|
||||
Assert.assertTrue(client.lastSubmitRequest.getReturnModelOutput());
|
||||
Assert.assertTrue(client.lastSubmitRequest.getReturnImages());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldUseSyncResultFlagsDuringParse() {
|
||||
RecordingClient client = new RecordingClient(defaultProperties());
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
MineruPdfDocumentParseService service = new MineruPdfDocumentParseService(defaultProperties(), client, mapper);
|
||||
|
||||
ParseRequest request = buildRequest();
|
||||
request.setReturnMarkdown(true);
|
||||
request.setReturnMiddleJson(false);
|
||||
request.setReturnContentList(true);
|
||||
request.setReturnModelOutput(false);
|
||||
request.setReturnImages(false);
|
||||
|
||||
ParseResponse response = service.parse(request);
|
||||
|
||||
Assert.assertEquals(1, response.getResults().size());
|
||||
Assert.assertFalse(client.lastParseRequest.getReturnMiddleJson());
|
||||
Assert.assertFalse(client.lastParseRequest.getReturnImages());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldUseTaskMetadataWhenQueryingAsyncZipResult() {
|
||||
RecordingClient client = new RecordingClient(defaultProperties());
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
MineruPdfDocumentParseService service = new MineruPdfDocumentParseService(defaultProperties(), client, mapper);
|
||||
|
||||
ParseResponse response = service.queryResult("task-1");
|
||||
|
||||
Assert.assertEquals("vlm-http-client", response.getBackend());
|
||||
Assert.assertEquals("3.0.9", response.getVersion());
|
||||
Assert.assertEquals(1, response.getResults().size());
|
||||
Assert.assertEquals("demo", response.getResults().get(0).getFileName());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldReturnPendingStatusWithoutFetchingResultInTaskInfo() {
|
||||
RecordingClient client = new RecordingClient(defaultProperties());
|
||||
client.taskStatusValue = "running";
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
MineruPdfDocumentParseService service = new MineruPdfDocumentParseService(defaultProperties(), client, mapper);
|
||||
|
||||
ParseTaskInfo taskInfo = service.queryTaskInfo("task-1");
|
||||
|
||||
Assert.assertEquals("running", taskInfo.getStatus());
|
||||
Assert.assertNull(taskInfo.getResult());
|
||||
Assert.assertEquals(0, client.queryResultZipCount);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldReturnCompletedResultInTaskInfo() {
|
||||
RecordingClient client = new RecordingClient(defaultProperties());
|
||||
MineruMapper mapper = new MineruMapper(defaultProperties());
|
||||
MineruPdfDocumentParseService service = new MineruPdfDocumentParseService(defaultProperties(), client, mapper);
|
||||
|
||||
ParseTaskInfo taskInfo = service.queryTaskInfo("task-1");
|
||||
|
||||
Assert.assertEquals("completed", taskInfo.getStatus());
|
||||
Assert.assertNotNull(taskInfo.getResult());
|
||||
Assert.assertEquals(1, taskInfo.getResult().getResults().size());
|
||||
Assert.assertEquals(1, client.queryResultZipCount);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void shouldSendRepeatedLangListFields() {
|
||||
InspectingMultipartClient client = new InspectingMultipartClient(defaultProperties());
|
||||
ParseRequest request = buildRequest();
|
||||
request.setLanguages(java.util.Arrays.asList("zh", "en"));
|
||||
|
||||
client.parse(request);
|
||||
|
||||
Assert.assertEquals(2, countOccurrences(client.lastMultipartBody, "name=\"lang_list\""));
|
||||
Assert.assertTrue(client.lastMultipartBody.contains("\r\nzh\r\n"));
|
||||
Assert.assertTrue(client.lastMultipartBody.contains("\r\nen\r\n"));
|
||||
}
|
||||
|
||||
private ParseRequest buildRequest() {
|
||||
ParseRequest request = new ParseRequest();
|
||||
request.addFile(ParseFile.of("demo.pdf", "pdf".getBytes(StandardCharsets.UTF_8)));
|
||||
return request;
|
||||
}
|
||||
|
||||
private MineruProperties defaultProperties() {
|
||||
MineruProperties properties = new MineruProperties();
|
||||
properties.setBaseUrl("http://127.0.0.1:8000");
|
||||
properties.setResultTimeoutMs(50);
|
||||
properties.setPollIntervalMs(1);
|
||||
return properties;
|
||||
}
|
||||
|
||||
private int countOccurrences(String source, String token) {
|
||||
int count = 0;
|
||||
int index = 0;
|
||||
while (source != null && token != null && !token.isEmpty() && (index = source.indexOf(token, index)) >= 0) {
|
||||
count++;
|
||||
index += token.length();
|
||||
}
|
||||
return count;
|
||||
}
|
||||
|
||||
private static class RecordingClient extends MineruPdfClient {
|
||||
|
||||
private ParseRequest lastParseRequest;
|
||||
private ParseRequest lastSubmitRequest;
|
||||
private String taskStatusValue = "completed";
|
||||
private int queryResultZipCount;
|
||||
|
||||
private RecordingClient(MineruProperties properties) {
|
||||
super(properties, new MineruMapper(properties));
|
||||
}
|
||||
|
||||
@Override
|
||||
public MineruResultPayload parse(ParseRequest request) {
|
||||
this.lastParseRequest = request;
|
||||
return new MineruMapper(testProperties()).toResultPayload(syncPayload());
|
||||
}
|
||||
|
||||
@Override
|
||||
public MineruTaskStatus submit(ParseRequest request) {
|
||||
this.lastSubmitRequest = request;
|
||||
MineruTaskStatus taskStatus = new MineruTaskStatus();
|
||||
taskStatus.setTaskId("task-1");
|
||||
taskStatus.setStatus("pending");
|
||||
return taskStatus;
|
||||
}
|
||||
|
||||
@Override
|
||||
public MineruTaskStatus queryTask(String taskId) {
|
||||
MineruTaskStatus taskStatus = new MineruTaskStatus();
|
||||
taskStatus.setTaskId(taskId);
|
||||
taskStatus.setStatus(taskStatusValue);
|
||||
taskStatus.setBackend("vlm-http-client");
|
||||
taskStatus.setVersion("3.0.9");
|
||||
return taskStatus;
|
||||
}
|
||||
|
||||
@Override
|
||||
public byte[] queryResultZip(String taskId) {
|
||||
queryResultZipCount++;
|
||||
try {
|
||||
return buildZipResult();
|
||||
} catch (IOException exception) {
|
||||
throw new IllegalStateException("Failed to build test ZIP", exception);
|
||||
}
|
||||
}
|
||||
|
||||
private static byte[] buildZipResult() throws IOException {
|
||||
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
|
||||
try (ZipOutputStream zipOutputStream = new ZipOutputStream(outputStream)) {
|
||||
addEntry(zipOutputStream, "demo/vlm/demo.md", "# title");
|
||||
addEntry(zipOutputStream, "demo/vlm/demo_middle.json", middleJson().toJSONString());
|
||||
addEntry(zipOutputStream, "demo/vlm/demo_content_list.json", contentList().toJSONString());
|
||||
}
|
||||
return outputStream.toByteArray();
|
||||
}
|
||||
|
||||
private static void addEntry(ZipOutputStream zipOutputStream, String name, String content) throws IOException {
|
||||
zipOutputStream.putNextEntry(new ZipEntry(name));
|
||||
zipOutputStream.write(content.getBytes(StandardCharsets.UTF_8));
|
||||
zipOutputStream.closeEntry();
|
||||
}
|
||||
|
||||
private static JSONObject syncPayload() {
|
||||
JSONObject payload = new JSONObject();
|
||||
payload.put("backend", "vlm-http-client");
|
||||
payload.put("version", "3.0.9");
|
||||
|
||||
JSONObject file = new JSONObject();
|
||||
file.put("md_content", "# title");
|
||||
JSONObject results = new JSONObject();
|
||||
results.put("demo", file);
|
||||
payload.put("results", results);
|
||||
return payload;
|
||||
}
|
||||
|
||||
private static JSONObject middleJson() {
|
||||
JSONObject middleJson = new JSONObject();
|
||||
middleJson.put("_backend", "vlm");
|
||||
middleJson.put("_version_name", "3.0.9");
|
||||
middleJson.put("pdf_info", new com.alibaba.fastjson2.JSONArray());
|
||||
return middleJson;
|
||||
}
|
||||
|
||||
private static com.alibaba.fastjson2.JSONArray contentList() {
|
||||
com.alibaba.fastjson2.JSONArray contentList = new com.alibaba.fastjson2.JSONArray();
|
||||
JSONObject text = new JSONObject();
|
||||
text.put("type", "text");
|
||||
text.put("text", "title");
|
||||
text.put("page_idx", 0);
|
||||
text.put("bbox", new com.alibaba.fastjson2.JSONArray());
|
||||
contentList.add(text);
|
||||
return contentList;
|
||||
}
|
||||
|
||||
private static MineruProperties testProperties() {
|
||||
MineruProperties properties = new MineruProperties();
|
||||
properties.setBaseUrl("http://127.0.0.1:8000");
|
||||
return properties;
|
||||
}
|
||||
}
|
||||
|
||||
private static class InspectingMultipartClient extends MineruPdfClient {
|
||||
|
||||
private String lastMultipartBody;
|
||||
|
||||
private InspectingMultipartClient(MineruProperties properties) {
|
||||
super(properties, new MineruMapper(properties));
|
||||
}
|
||||
|
||||
@Override
|
||||
protected JSONObject executeJsonRequest(String path, Request request) {
|
||||
try {
|
||||
Buffer buffer = new Buffer();
|
||||
request.body().writeTo(buffer);
|
||||
this.lastMultipartBody = buffer.readUtf8();
|
||||
} catch (IOException exception) {
|
||||
throw new IllegalStateException("Failed to inspect multipart body", exception);
|
||||
}
|
||||
return new JSONObject();
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user