What’s new in the Aspose.ZIP for Java 24.9

Release Highlights

Aspose.ZIP for Java 24.9 introduces support for creating Self-Extracted (SFX) archives, along with detailed event-driven handling for ISO and XAR formats. This release also brings real-time progress reporting for multiple compression algorithms including LZMA, Zstandard, Z, and Bzip2—empowering developers to monitor and control large archive operations efficiently.

New Features

• Self-Extracted Archive (SFX) Format

  • Added SelfExtractorOptions and ArchiveSaveOptions.setSelfExtractorOptions() for building executable archives.

• Event Handling for ISO and XAR Archives

  • New classes such as EventsBagIso, EventsBagXar with entry-level EntryAccessed and EntryCompressed events.
  • Load and save options now support progress and cancellation callbacks.

• Progress Reporting Support

  • Enabled for LZMA, Bzip2, Zstandard, and Z archives via CompressionProgressed and ExtractionProgressed events.

Enhancements

• Deferred Stream Initialization

  • Archive.CreateEntry() now allows lazy stream creation using Supplier<InputStream>.

• Metered Licensing Support for SFX

  • Self-extracted archive creation is now available under metered license conditions.

Public API and Backward Incompatible Changes

• New Classes

  • SelfExtractorOptions, EventsBagXar, EventsBagIso, XarLoadOptions, IsoLoadOptions, ZArchiveLoadOptions, ZstandardSaveOptions, and others related to event handling.

• New Methods

  • ArchiveSaveOptions.setSelfExtractorOptions(SelfExtractorOptions)
  • EventsBagXar.setEntryAccessed(...), setEntryCompressed(...)
  • LzmaArchiveSettings.setCompressionProgressed(...)
  • ZArchiveSaveOptions.setCompressionProgressed(...), and many more for real-time compression/extraction progress tracking.

🔍 Explore the Full Release Details

For full list of updates, please visit Aspose.ZIP for Java 24.9 Release Notes.

self-extracting | progress events | iso | xar | lzma