How to merge PDF files in Java Darrius Serrant Updated:August 19, 2025 Download IronPDF Maven Download JAR Download Start Free Trial Copy for LLMs Copy for LLMs Copy page as Markdown for LLMs Open in ChatGPT Ask ChatGPT about this page Open in Gemini Ask Gemini about this page Open in Gemini Ask Gemini about this page Open in Perplexity Ask Perplexity about this page Share Share on Facebook Share on X (Twitter) Share on LinkedIn Copy URL Email article Unlock the power of seamless PDF merging in Java with IronPDF as this tutorial guides you from setup to execution, empowering you with the skills to efficiently combine documents and enhance your programming toolkit—watch now and subscribe for more expert tips! more... This tutorial provides a detailed guide on merging PDF files using IronPDF in Java. It begins with setting up a Maven project and adding essential dependencies for IronPDF and SLF4J in the pom.xml file. Users are advised to use the latest versions of IronPDF, available on the official website. After saving the pom.xml file, the tutorial transitions to configuring the App.java file, where necessary IronPDF Java classes are imported.The tutorial outlines the creation of two HTML strings representing the content of two PDFs. Using the 'render HTML as PDF' method from the PdfDocument class, these HTML strings are converted into PDF documents. The core of the tutorial is the merging process, where the static 'merge' method from the PdfDocument class is used to combine the two PDFs into a single document, which is then saved as merged.pdf on the C drive. Upon execution, the IronPDF engine merges the files and saves the output, demonstrating the tool's efficiency. The video concludes by highlighting the simplicity and effectiveness of IronPDF in handling PDF merging tasks and encourages viewers to subscribe for more tips from Iron Software.
Updated August 24, 2025 How to Compress PDF Files in Java Discover how to efficiently compress PDF files in Java using IronPDF without sacrificing quality. This tutorial provides a step-by-step guide to reducing PDF sizes, ensuring your documents remain high-quality and easily manageable. Read More
Updated September 22, 2025 How to Add Table to DOCX C# | IronWord Learn how to add tables to Word documents in .NET using IronWord. This tutorial walks you through the process, offering clear instructions for seamless implementation. Read More
Updated August 19, 2025 How to Fill PDF Form in Java Discover how to automatically populate interactive PDF forms in Java using IronPDF Read More
Updated August 19, 2025 A comparison between IronPDF and Apache PDFBox for HTML to PDF in Java This tutorial compares Iron PDF and Apache PDFBox, two Java libraries for converting HTML to PDF. It provides a step-by-step guide on setting up and implementing each library, highlighting their features and advantages. Discover which library suits your needs for efficient HTML to PDF conversion. Read More
Updated August 19, 2025 How to Print PDF Files in Java This tutorial guides Java developers on printing PDF files using the Iron PDF library. It covers setting up the Maven project, adding necessary dependencies, and utilizing customizable and direct print methods with code examples. Read More
Updated August 19, 2025 How to Convert HTML to PDF using IronPDF for Java (Beginner Guide) This tutorial provides a detailed guide on converting HTML to PDF using Iron PDF for Java. It covers creating a Maven project, adding necessary dependencies, and executing the conversion process. Learn to use the render HTML as PDF function and save the output file efficiently. Read More
All your questions are answered to make sure you have all the information you need. (No commitment whatsoever.)