This article discusses how to convert ZIP to 7z in Java. It outlines the environment setup, the sequential process, and provides a sample code snippet to convert ZIP to 7zip in Java. Additionally, there is no need to install any third-party compression tools to enable this feature in your solution.

Steps to Convert ZIP to 7ZIP in Java

1. Configure Aspose.ZIP to export ZIP to 7z format
2. Access the source ZIP file with the Archive class
3. Make a SevenZipArchive class object to save the generated 7z directory
4. Iterate every file in the ZIP directory and make an entry in the output 7z archive
5. Export the generated 7z file using the save method

These steps highlight the procedure to export ZIP to 7zip in Java. Initially, it opens the ZIP archive and processes each item sequentially. In the end, it transfers all the file contents into the resulting archive.

Code to Export ZIP to 7z in Java

This code segment shows the workflow to convert ZIP to 7z in Java. It makes use of the Archive and SevenZipArchive classes to achieve the conversion. Furthermore, the SevenZipEntrySettings class can be used to configure aspects of the 7z output, such as compression and encryption preferences.

This tutorial has covered all the essential aspects related to the handling of zip 7z in Java. Nevertheless, if your goal is to extract the output 7z archive using code, then you may check out the article on Create 7z File Opener in Java.