Work with Attachments in PDF via Java

Add, Extract or Remove Attachments in PDF document. Use Aspose.PDF for Java to modify PDF documents programmatically

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How to Manage Attachments Using Java Library

Add Attachments to PDF programmatically
Extract Attachments from PDF
Remove Attachments from PDF File

In order to add Attachments, we’ll use Aspose.PDF for Java API which is a feature-rich, powerful and easy to use conversion API for Java platform. You can download its latest version directly from Maven and install it within your Maven-based project by adding the following configurations to the pom.xml.

Repository

<repository>
    <id>AsposeJavaAPI</id>
    <name>Aspose Java AP</name>
    <url>https://releases.aspose.com/java/repo/</url>
</repository>

Dependency

<dependency>
<groupId>com.aspose</groupId>
<artifactId>aspose-pdf</artifactId>
<version>version of aspose-pdf API</version>
</dependency>

Work with Attachments in PDF via Java

You need Aspose.PDF for Java to try the code in your environment.

  1. Create a new Java project.
  2. Add a reference to Aspose.PDF DLL.
  3. Create a Document object.
  4. Create a FileSpecification object with the file you are adding, and file description.
  5. Add the FileSpecification object to the Document object’s EmbeddedFiles collection, with the collection’s Add method
  6. Save the PDF file.

Adding Attachment to PDF document


  // Open a document
  Document pdfDocument = new Document(_dataDir+"input.pdf");
  // Set up a new file to be added as attachment
  FileSpecification fileSpecification = new FileSpecification("sample.txt", "Sample text file");
  // Add an attachment to document's attachment collection
  pdfDocument.getEmbeddedFiles().add(fileSpecification);
  // Save the updated document
  pdfDocument.save("output.pdf");
    }
}