How to add Links to PDF via Java SDK
To add links into PDF via Cloud Java SDK, we’ll use Aspose.PDF Cloud Java SDK This Cloud SDK allows you to easily build cloud-based PDF creator, editor & add link apps in Java language for various cloud platforms. Open Repository package manager, search for Aspose.PDF Cloud and install. You may also use the following command from the Package Manager Console for install it using Maven.
Add Aspose Cloud repository to your application pom.xml
Add Aspose Cloud repository
<repositories>
<repository>
<id>aspose-cloud</id>
<name>Aspose Cloud Repository</name>
<url>https://releases.aspose.cloud/java/repo/</url>
</repository>
</repositories>
To install the API client library to your local Maven repository, simply execute:
Installation from Github
mvn clean install
To deploy it to a remote Maven repository instead, configure the settings of the repository and execute:
Deploy Maven repository
mvn clean deploy
Steps to add links into PDF via Cloud Java
Aspose.PDF Cloud developers can easily load & add links to PDF in just a few lines of code.
- Create an object to connect to the Pdf.Cloud API
- Upload your document file
- Create a new Link Annotation with the required properties
- Append new Link Annotation to the document using postPageLinkAnnotations() function
- Perform some action after successful addition
- Download the result if needed it
Add Links to PDF using Java
package com.aspose.asposecloudpdfusecases.links;
import java.io.File;
import java.nio.file.Path;
import java.nio.file.StandardCopyOption;
import java.util.ArrayList;
import com.aspose.asposecloudpdf.api.PdfApi;
import com.aspose.asposecloudpdf.model.AsposeResponse;
import com.aspose.asposecloudpdf.model.LinkActionType;
import com.aspose.asposecloudpdf.model.LinkAnnotation;
import com.aspose.asposecloudpdf.model.Rectangle;
import com.aspose.asposecloudpdfusecases.AppHelper;
public class LinksAppend {
public static void Add(){
String LOCAL_FOLDER = "C:\\Samples\\";
String REMOTE_FOLDER = "Your_Temp_Pdf_Cloud";
String PDF_DOCUMENT = "sample.pdf";
String PDF_OUTPUT = "output_sample_link_add.pdf";
Integer PAGE_NUMBER = 1;
try{
PdfApi pdfApi = new PdfApi(API_KEY, API_SECRET);
// upload local PDF file to remote storage
File file = new File(Path.of(LOCAL_FOLDER, PDF_DOCUMENT).toString());
pdfApi.uploadFile(Path.of(REMOTE_FOLDER, PDF_DOCUMENT).toString(), file, null);
System.out.println(String.format("File '%s' successfully uploaded!", Path.of(LOCAL_FOLDER, PDF_DOCUMENT).toString()));
LinkAnnotation link = new LinkAnnotation()
.actionType(LinkActionType.GOTOURIACTION)
.action("https://products.aspose.cloud/pdf")
.rect(new Rectangle().LLX(100.).LLY(100.).URX(500.).URY(500.));
ArrayList<LinkAnnotation> links = new ArrayList<>();
links.add(link);
AsposeResponse response = pdfApi.postPageLinkAnnotations(PDF_DOCUMENT, PAGE_NUMBER, links, null, REMOTE_FOLDER);
if (response.getCode() != 200)
System.err.println("Error: unexpected error when adding links to document! '" + response.getStatus() + "'");
else {
// download changed PDF file from remote folder...
File f = pdfApi.downloadFile(Path.of(REMOTE_FOLDER , PDF_DOCUMENT).toString(), null, null);
java.nio.file.Files.copy(Path.of(f.getPath()), Path.of(LOCAL_FOLDER, PDF_OUTPUT), StandardCopyOption.REPLACE_EXISTING);
System.out.println(String.format("File '%s' successfully dowloaded!", Path.of(LOCAL_FOLDER, PDF_OUTPUT).toString()));
System.out.println("Successfully added links to document ! '" + PDF_OUTPUT + "'");
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
Work with Links in PDF
Adding links to a PDF enhances usability, interactivity, and accessibility. Whether for navigation, marketing, or cross-referencing, hyperlinks improve the document’s effectiveness, making it easier for users to find relevant content and take action. Add the Links into PDF documents with Aspose.PDF Cloud Java SDK.
With our Java library you can:
- Add PDF document’s header & footer in text or image format.
- Add tables & stamps (text or image) to PDF documents.
- Append multiple PDF documents to an existing file.
- Work with PDF attachments, annotations, & form fields.
- Apply encryption or decryption to PDF documents & set a password.
- Delete all stamps & tables from a page or entire PDF document.
- Delete a specific stamp or table from the PDF document by its ID.
- Replace single or multiple instances of text on a PDF page or from the entire document.
- Extensive support for converting PDF documents to various other file formats.
- Extract various elements of PDF files & make PDF documents optimized.
- You can try out our free App to test the functionality online.
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