Edit Word or PDF file in Java SDK

Use REST API to edit files in Java programmatically

When developers modify a document with the given Java solution, what is actually being edited is the Document Object Model (DOM). Thus, almost any changes can be made to the document represented as DOM. With the provided Java SDK, developers can easily edit a document: modify text, update tables, add images and so on. Just load your Word, PDF or file in a supported load format, make the necessary changes programmatically and export the result to a supported save format.

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Edit document in Java using REST API

Our Java library gives developers the ability to modify a document directly by editing its Document Object Model (DOM), which means no additional software needs to be installed.

It is important to know that using this Java solution, you can edit a document in any supported format. For example, it is possible to load a file in PDF, DOCX, DOC, RTF, ODT, EPUB, HTML and other formats, and then modify this file and save it in the same format or in any other supported format.

Edit text in Java

The most popular case to edit Word, PDF or any other document is text editing. With the given software solution, you can add, modify or delete text using Java within the document.

Edit table in Java

Another popular document editing option is table editing. Our Java SDK allows you to work with tables and text in table cells.

Java developers can add or remove table and table cells, as well as add, edit and remove text within them.

Add an image to a document using Java

Besides editing text and tables, there is another common option: adding images to a document in Java. Java developers can also add an image into a file using DOM.

Edit a document online

Try this powerful Java SDK and evaluate some options in document editing. Using the following example, load your document and make some changes: add text, add a table and a table cell with text or insert an image into the document:

Upload a document you want to modify
Run code
Upload an image you want insert
Select the target format from the list
import com.aspose.words.cloud.*;

ApiClient apiClient = new ApiClient("####-####-####-####-####", "##################", null);
WordsApi wordsApi = new WordsApi(apiClient);

byte[] requestDocument = Files.readAllBytes(Paths.get(
   "Input.docx").toAbsolutePath());
ParagraphInsert requestParagraph = new ParagraphInsert();
requestParagraph.setText("Morbi enim nunc faucibus a.");

InsertParagraphOnlineRequest insertParagraphRequest = new InsertParagraphOnlineRequest(
   requestDocument, requestParagraph, null, null, null, null, null, null, null, null);
InsertParagraphOnline insertParagraph = wordsApi.insertParagraphOnline(insertParagraphRequest);

ConvertDocumentRequest convertRequest = new ConvertDocumentRequest(
   insertParagraph.getDocument().iterator().next(), "docx", null, null, null, null);
ConvertDocument convert = wordsApi.convertDocument(convertRequest);
import com.aspose.words.cloud.*;

ApiClient apiClient = new ApiClient("####-####-####-####-####", "##################", null);
WordsApi wordsApi = new WordsApi(apiClient);

byte[] requestDocument = Files.readAllBytes(Paths.get(
   "Input.docx").toAbsolutePath());
TableInsert requestTable = new TableInsert();
requestTable.setColumnsCount(1);
requestTable.setRowsCount(2);

InsertTableOnlineRequest insertTableRequest = new InsertTableOnlineRequest(requestDocument, 
   requestTable, "", null, null, null, null, null, null);
InsertTableOnline insertTable = wordsApi.insertTableOnline(insertTableRequest);

ConvertDocumentRequest convertRequest = new ConvertDocumentRequest(
   insertTable.getDocument().iterator().next(), "docx", null, null, null, null);
ConvertDocument convert = wordsApi.convertDocument(convertRequest);
import com.aspose.words.cloud.*;

ApiClient apiClient = new ApiClient("####-####-####-####-####", "##################", null);
WordsApi wordsApi = new WordsApi(apiClient);

byte[] requestDocument = Files.readAllBytes(Paths.get(
   "Input1.docx").toAbsolutePath());
DrawingObjectInsert requestDrawingObject = new DrawingObjectInsert();
requestDrawingObject.setHeight((double)0);
requestDrawingObject.setLeft((double)0);
requestDrawingObject.setTop((double)0);
requestDrawingObject.setWidth((double)0);
requestDrawingObject.setRelativeHorizontalPosition(
   DrawingObjectInsert.RelativeHorizontalPositionEnum.MARGIN);
requestDrawingObject.setRelativeVerticalPosition(
   DrawingObjectInsert.RelativeVerticalPositionEnum.MARGIN);
requestDrawingObject.setWrapType(DrawingObjectInsert.WrapTypeEnum.INLINE);

byte[] requestImageFile = Files.readAllBytes(Paths.get(
   "Input2.docx").toAbsolutePath());
InsertDrawingObjectOnlineRequest insertDrawingObjectRequest = 
   new InsertDrawingObjectOnlineRequest(requestDocument, requestDrawingObject, 
      requestImageFile, "sections/0", null, null, null, null, null, null);
InsertDrawingObjectOnline insertDrawingObject = 
   wordsApi.insertDrawingObjectOnline(insertDrawingObjectRequest);

ConvertDocumentRequest convertRequest = new ConvertDocumentRequest(
   insertDrawingObject.getDocument().iterator().next(), "docx", null, null, null, null);
ConvertDocument convert = wordsApi.convertDocument(convertRequest);
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How to edit a document Word, PDF, HTML Java REST API

  1. Install Aspose.Words Cloud for Java
  2. Add a library reference (import the library) to your Java project
  3. Load a document to edit in Java
  4. Insert content at the beginning of the document
  5. Download the result document from the cloud storage

Java library to use document editing

Install 'Aspose.Words Cloud SDK for Java' using Maven build automation tool.

Add this dependency to your project's POM: aspose-cloud artifact.aspose-cloud-releases http://artifact.aspose.cloud/repo com.aspose aspose-words-cloud 22.4.0

As an alternative, you can clone Aspose.Words Cloud SDK for Java source code from GitHub and use it in your project. Please follow these Instructions to quickly get the necessary security credentials and access our REST API.

System Requirements

Refer to the Repository Documentation to see the details.

Most popular formats for edit operations

5%

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