How to combine multiple PowerPoint Files into one in Java

Merge PowerPoint Files into One in Java.

Have you ever had to merge multiple PowerPoint files into one file? It can be a time-consuming task, especially when you have to do it repeatedly. However, with the GroupDocs.Merger Cloud SDK for Java, you can easily and efficiently merge PowerPoint files into one file without any hassle. In this article, we will provide a step-by-step guide on how to merge PowerPoint files into one file in Java using GroupDocs.Merger Cloud SDK for Java.

The following topics shall be covered in this article:

Java REST API to Merge PowerPoint PPT or PPTX and SDK Installation

GroupDocs.Merger Cloud SDK for Java is a powerful document manipulation tool that allows you to merge multiple file formats, including PowerPoint files, into one file. It allows developers to merge, extract, split, rearrange, delete, and change the page orientation either as a portrait or landscape in the cloud. Additionally, it provides various options for document merging, such as merging specific pages, merging documents with different pages range, and more. The SDK is easy to use and can be integrated into a Java-based application.

You can either download the API’s JAR file or install it using Maven by adding the following repository and dependency into your project’s pom.xml file:

Maven Repository:

<repository>
    <id>groupdocs-artifact-repository</id>
    <name>GroupDocs Artifact Repository</name>
    <url>https://repository.groupdocs.cloud/repo</url>
</repository>

Maven Dependency:

<dependency>
    <groupId>com.groupdocs</groupId>
    <artifactId>groupdocs-merger-cloud</artifactId>
    <version>23.2</version>
    <scope>compile</scope>
</dependency>

Next, sign up for a free trial account or purchase a subscription plan on the GroupDocs website and get your API key. Once you have the Client Id and Client Secret, add below code snippet to a Java-based application:

How to Merge Multiple PowerPoint Presentations into One in Java

Now that we have installed the GroupDocs.Merger Cloud SDK for Java let’s see how to merge PowerPoint files into one file using the simple steps mentioned below:

  1. Upload the PowerPoint slides to the cloud
  2. Combine multiple Presentations into one in Java
  3. Download the merged PowerPoint slides

Upload the Files

Firstly, upload the PowerPoint file to the cloud using the code example given below:

As a result, the uploaded PowerPoint file will be available in the files section of your dashboard on the cloud.

Merge Multiple PowerPoint Files into One in Java

To merge PowerPoint files using the GroupDocs.Merger Cloud SDK for Java, you need to follow these steps:

  • Firstly, import the required classes into your Java file.
  • Secondly, create an instance of the DocumentApi class.
  • Thirdly, create an instance of the FileInfo class.
  • Next, call the setFilePath() method and pass the input file path as a parameter.
  • Then, create an instance of the JoinItem class.
  • Now, call the setFileInfo() method and pass the fileInfo1 parameter.
  • Next, create a second instance of the FileInfo and JoinItem classes.
  • Provide the input file path and fileInfo2 parameters.
  • Add more JoinItems for merging more than two documents.
  • After that, create an instance of the JoinOptions() class.
  • Then, add a comma-separated list of created join items.
  • Next, set the output file path.
  • Now, create an instance of the JoinRequest() class and pass the JoinOptions parameter.
  • Finally, merge PowerPoint presentations by calling the join() method of the DocumentApi and passing the JoinRequest parameter.

The following code snippet shows how to merge multiple PowerPoint files into one in Java using REST API:

Download the File

The above code sample will save the merged PowerPoint file on the cloud. You can download it using the following code sample:

Free Online PowerPoint Merger

How to merge PowerPoint PPTs online for free? Please try the online PPTX Merger to combine multiple PowerPoint files into one for free. This online document merger is developed using the above-mentioned Groupdocs.Merger Cloud APIs.

Conclusion

To conclude, GroupDocs.Merger Cloud SDK for Java is the ideal solution for the quick and easy merging of PowerPoint PPTs, saving your time and effort. The following is what you have learned in this article:

  • how to combine multiple PowerPoint files into one on the cloud using Java;
  • programmatically upload and download the merged files in Java;
  • and merge PowerPoint files for free using an online PowerPoint merger.

Moreover, we also provide an API Reference section that lets you visualize and communicate with our APIs directly through the browser. Java SDK’s complete source code is freely available on Github. Please check the GroupDocs.Merger Cloud SDK for Java Examples here.

Additionally, we suggest you follow our Getting Started guide for detailed steps and API usage.

Finally, we keep writing new blog posts on different document operations using REST API. So, please get in touch for the regular updates.

Ask a question

If you have any questions about the PowerPoint Files Merger API, please feel free to ask us on the Free Support Forum.

FAQs

Can I merge multiple PowerPoint files into one in Java?

Yes, you can easily merge multiple PowerPoint presentations into one using GroupDocs.Merger Cloud SDK for Java.

Can I merge specific slides from multiple PowerPoint files using Java?

Yes, you can use GroupDocs.Merger Cloud SDK for Java to merge specific slides from multiple PowerPoint presentations.

Does GroupDocs.Merger Cloud SDK for Java support merging files of different formats?

Yes, GroupDocs.Merger Cloud SDK for Java supports merging files of various formats, including Word, PDF, PowerPoint, HTML, and many more.

What are the other features of GroupDocs.Merger Cloud SDK for Java?

GroupDocs.Merger Cloud SDK for Java provides APIs for splitting, rearranging, and deleting pages of various file formats, along with the ability to specify page ranges, filters, and other options.

See Also

For further information on related topics, we suggest taking a look at the following articles: