The image shows how PDFreactor converts HTML to PDF in Java

HTML to PDF with Java

Web to Print presents many challenges – including Java. PDFreactor converts complex HTML and XML content to PDF. The generated PDF documents can be printed or viewed on the web. This way, you can easily and quickly create PDF documents. The software is delivered as a Java library or as a Web Service. PDFreactor features APIs in a lot of languages including Java. This makes it easy to integrate the system into a large number of environments. You can integrate a PDF converter and viewer directly into your application or website by converting HTML to PDF with PDFreactor in Java. Convince yourself of the simplicity of integration through Java and use the HTML to PDF converter in your Java applications.

How to generate PDF files with Java

PDFreactor can be deployed in different ways. Integrate PDFreactor as library or OSGi bundle in your Java application or use PDFreactor as a Web Service. The Web Service is used by the client APIs like PHP, .NET, Python, Ruby, Perl, Java, JavaScript and Node.js.

PDFreactor allows you to easily generate a PDF file with Java. You don’t need any additional software. This makes it very straightforward to integrate the system into Servlets, EJB, Web Services or Web application servers. Creating PDF files using Java or converting HTML to PDF in Java with PDFreactor is a quick way to get excellent results. The end user only needs a web browser or a PDF file viewer.

There are many other ways to convert HTML to PDF, besides using Java. Whether you are more familiar with generating HTML to PDF with PHP or JavaScript: PDFreactor is best suited for all server-based programming languages.

Convert HTML to PDF with Java: An example

No matter if textbook, invoice or magazine – the following examples demonstrate exactly how PDFreactor converts HTML to PDF with Java. Use the code shown above for the HTML to PDF conversion with Java Code.

Advantages of converting HTML to PDF with Java library

In just a few simple steps you can generate a PDF file in Java inside your applications or servlets. When used in a servlet to create a PDF in Java for example, PDFreactor can write directly to the ServletOutputStream. Therefore, no further installation is necessary. PDFreactor uses the Java Logging API to output progress information. Thus, a simple console logger can be created. Additionally, PDFreactor offers support for OSGi. The manifest of the standalone variant of PDFreactor (pdfreactor.jar) contains all the entries required for deployment as a bundle in your OSGi environment. The PDFreactor package comes with two PDFreactor library variants:

“pdfreactor.jar” as a standalone library containing all 3rd party libraries required by PDFreactor. This JAR file is a stand-alone PDFreactor library. No other libraries are required.

“pdfreactorcor.jar” only contains PDFreactor, optional 3rd party libraries contained in the 3rdparty directory should be added to the PDFreactor class path manually depending on whether or not they are already installed on the server or their functionality is desired.

HTML to PDF with Java API

If you want to use PDFreactor as a Web Service, the installation process provides an option to automatically install the PDFreactor Web Service.  To use the Web Service Java API, add the pdfreactor-client.jar to your Java application class path. Take a look at the following code for creating a PDF in Java using the Web Service:

PDFreactor pdfReactor = new PDFreactor();
Configuration config = new Configuration();

try {
    byte[] result = pdfReactor.convertAsBinary(config);

    // handle the pdf
} catch (PDFreactorWebserviceException e) {
    Result result = e.getResult();
} catch (Exception e) {

HTML to PDF converter in Java: Areas of Application

As already mentioned, PDF documents are very useful in any industry. PDFreactor is already used by many companies, such as BASF, BMW, BOSCH, Europäische Zentralbank and many more. Integrate the HTML to PDF creator in Java and use it in areas like insurance, logistics or in retail trade. From both interactive as well as static HTML, generating PDF files with PDFreactor is basically effortless. The integration of business cases, automatically generated instructions, dynamic creation and business documents such as invoices are just a few of the common application cases.

More information: Converting HTML to PDF and Java

What is Java?

Java is an object-oriented programming language similar to C++ and can be used to create complete applications. The language can also be used to build small application modules or applets as part of a website. Java applications run on all platforms: Windows, MacOS, the various Linux and Unix derivatives. The code can be applied to deal with transaction management in the banking sector, for instance.

Java and JavaScript should not be confused. Java is a programming language, while JavaScript is a scripting language. In contrast to Java, JavaScript is mainly used to create interactive content for websites.

Generating a PDF files with Java is not a problem. With the help of PDFreactor you can easily convert HTML to PDF using Java. PDFreactor also converts HTML to PDF with JavaScript.


PDF (short for Portable Document Format) is a file format for the electronic distribution and display of documents independent of a specific operating system, software or hardware. Now, PDF is an open standard of the ISO (International Organization for Standardization). Moreover, the most diverse contents can be integrated in the PDF file format.

The easiest way to convert HTML to PDF using Java!

Are you convinced with converting HTML to PDF in Java with PDFreactor? Start your 30-day trial period right now to experience the advantages of the HTML to PDF converter with Java. Also read our quick start guide to learn more about download, installation, integration and conversion.