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Add a Border to a Word Document with NET REST API

This guide shows how to Java REST API developers can add a border to a Word document — specifically a DOCX file — using the Aspose.Words Cloud Java SDK. By customizing border properties and selecting the appropriate section and paragraph, you can easily apply visual styling to your Word files.

Prerequisite

Steps to Add Border in Word with Java REST API

  1. Initialize the WordsApi object by providing the client ID and client secret.
  2. Create an instance of the UpdateBorderOnlineRequest class to configure the border operation.
  3. Load the input Word file into a memory stream that will be sent to the API.
  4. Instantiate a Border object, set its properties (type, style, width, etc.), and assign it to the request.
  5. Define the node path, border type, and the destination file name in the request object.
  6. Call the UpdateBorderOnline() method to apply the border to the selected paragraph.
  7. Retrieve and save the resulting file from the API response.

The steps above outline how to insert a border in a Word document using the Java Low‑Code API: create the WordsApi instance, configure an UpdateBorderOnlineRequest, load the document, specify the node path and border details, and finally invoke UpdateBorderOnline() to apply the border.

Code to Add Border on Word with Java Low Code API

The sample demonstrates how to place a border on a Word document with the Java REST API. Use the Border class to set attributes such as border type, line style, distance from text, line width, and shadow. The NodePath property selects the specific section and paragraph where the border will be applied.

If you need to add a watermark to a Word file, see the related article: Add a watermark in Word with Java REST API.

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