oscerd commented on code in PR #19261: URL: https://github.com/apache/camel/pull/19261#discussion_r2362550965
########## components/camel-ai/camel-docling/src/main/java/org/apache/camel/component/docling/DoclingEndpoint.java: ########## @@ -0,0 +1,73 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.camel.component.docling; + +import org.apache.camel.Category; +import org.apache.camel.Consumer; +import org.apache.camel.Processor; +import org.apache.camel.Producer; +import org.apache.camel.spi.Metadata; +import org.apache.camel.spi.UriEndpoint; +import org.apache.camel.spi.UriParam; +import org.apache.camel.spi.UriPath; +import org.apache.camel.support.DefaultEndpoint; + +/** + * Process documents using Docling library for parsing and conversion. + */ +@UriEndpoint(firstVersion = "4.15.0", scheme = "docling", + title = "Docling", + syntax = "docling:operationId", + category = { Category.AI }, headersClass = DoclingHeaders.class) Review Comment: No, it's not, but it's also AI, maybe we could stress this in the doc. ########## components/camel-ai/camel-docling/src/main/docs/docling-component.adoc: ########## @@ -0,0 +1,216 @@ += Docling Component +:doctitle: Docling +:shortname: docling +:artifactid: camel-docling +:description: Process documents using Docling library for parsing and conversion. +:since: 4.15 +:supportlevel: Preview +:tabs-sync-option: +:component-header: Both producer and consumer are supported +//Manually maintained attributes +:group: AI +:camel-spring-boot-name: docling + +*Since Camel {since}* + +*{component-header}* + +The Docling component allows you to convert and process documents using https://github.com/DS4SD/docling[IBM's Docling AI document parser]. +Docling is a powerful Python library that can parse and convert various document formats including PDF, Word documents, PowerPoint presentations, and more into structured formats like Markdown, HTML, JSON, or plain text. + +Maven users will need to add the following dependency to their `pom.xml` for this component: + +[source,xml] +---- +<dependency> + <groupId>org.apache.camel</groupId> + <artifactId>camel-docling</artifactId> + <version>x.x.x</version> + <!-- use the same version as your Camel core version --> +</dependency> +---- + +== Prerequisites + +Before using this component, you need to have Docling installed on your system. You can install it using pip: + +[source,bash] +---- +pip install docling +---- + +== URI format + +---- +docling:operation[?options] +---- + +Where `operation` represents the document processing operation to perform. + +=== Supported Operations + +The component supports the following operations: + +[width="100%",cols="2,4",options="header"] +|=== +| Operation | Description + +| `CONVERT_TO_MARKDOWN` +| Convert document to Markdown format (default) + +| `CONVERT_TO_HTML` +| Convert document to HTML format + +| `CONVERT_TO_JSON` +| Convert document to JSON format with structure information + +| `EXTRACT_TEXT` +| Extract plain text content from document + +| `EXTRACT_STRUCTURED_DATA` +| Extract structured data including tables and layout information + +|=== + +// component-configure options: START + +// component-configure options: END + +// component options: START +include::partial$component-configure-options.adoc[] +include::partial$component-endpoint-options.adoc[] +// component options: END + +// endpoint options: START + +// endpoint options: END + +// component headers: START +include::partial$component-endpoint-headers.adoc[] +// component headers: END + +== Usage + +=== Input Types + +The component accepts the following input types in the message body: + +- `String` - File path or document content +- `byte[]` - Binary document content +- `File` - File object +- `InputStream` - Input stream containing document data + +=== Output Behavior + +The component behavior depends on the `contentInBody` configuration option: + +- When `contentInBody=true` (default: false): The converted content is placed in the exchange body and the output file is automatically deleted +- When `contentInBody=false`: The file path to the generated output file is returned in the exchange body + +== Examples + +=== Basic document conversion to Markdown + +[source,java] +---- +from("file:///data/documents?include=.*\\.pdf") + .to("docling:CONVERT_TO_MARKDOWN") + .to("file:///data/output"); +---- + +=== Convert to HTML with content in body + +[source,java] +---- +from("file:///data/documents?include=.*\\.pdf") + .to("docling:CONVERT_TO_HTML?contentInBody=true") + .process(exchange -> { + String htmlContent = exchange.getIn().getBody(String.class); + // Process the HTML content + }); +---- + +=== Extract structured data from documents + +[source,java] +---- +from("file:///data/documents?include=.*\\.pdf") + .to("docling:EXTRACT_STRUCTURED_DATA?outputFormat=json&contentInBody=true") + .process(exchange -> { + String jsonData = exchange.getIn().getBody(String.class); + // Process the structured JSON data + }); +---- + +=== Convert with OCR disabled + +[source,java] +---- +from("file:///data/documents?include=.*\\.pdf") + .to("docling:CONVERT_TO_MARKDOWN?enableOCR=false") + .to("file:///data/output"); +---- + +=== Using headers to control processing + +[source,java] +---- +from("file:///data/documents?include=.*\\.pdf") + .setHeader("CamelDoclingOperation", constant(DoclingOperations.CONVERT_TO_HTML)) + .setHeader("CamelDoclingEnableOCR", constant(true)) + .setHeader("CamelDoclingOCRLanguage", constant("es")) + .to("docling:CONVERT_TO_MARKDOWN") // Operation will be overridden by header + .to("file:///data/output"); +---- + +=== Processing with custom arguments + +[source,java] +---- +from("file:///data/documents?include=.*\\.pdf") + .process(exchange -> { + List<String> customArgs = Arrays.asList("--verbose", "--preserve-tables"); + exchange.getIn().setHeader("CamelDoclingCustomArguments", customArgs); + }) + .to("docling:CONVERT_TO_MARKDOWN") + .to("file:///data/output"); +---- + +=== Content in body vs file path output + +[source,java] +---- +// Get content directly in body (file is automatically deleted) +from("file:///data/documents?include=.*\\.pdf") + .to("docling:CONVERT_TO_MARKDOWN?contentInBody=true") + .process(exchange -> { + String markdownContent = exchange.getIn().getBody(String.class); + log.info("Converted content: {}", markdownContent); + }); + +// Get file path (file is preserved) +from("file:///data/documents?include=.*\\.pdf") + .to("docling:CONVERT_TO_MARKDOWN?contentInBody=false") + .process(exchange -> { + String outputFilePath = exchange.getIn().getBody(String.class); + log.info("Output file saved at: {}", outputFilePath); + }); +---- Review Comment: Sure. -- This is an automated message from the Apache Git Service. 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