WWDC25: Explore Swift and Java interoperability | Apple
Learn how you can mix Swift and Java in a single codebase. We’ll introduce the swift-java interoperability project, which allows you to use Swift in Java programs or vice versa. We’ll show you how to use the tools and libraries offered by swift-java to write safe and performant code that interoperates between these two runtimes.
Explore related documentation, sample code, and more:
The Swift website: https://www.swift.org
SwiftJava: https://github.com/swiftlang/swift-java
The Swift Programming Language: https://docs.swift.org/swift-book/
Improve memory usage and performance with Swift: https://developer.apple.com/videos/pl...
What’s new in Swift: https://developer.apple.com/videos/pl...
Safely mix C, C++, and Swift: https://developer.apple.com/videos/pl...
Mix Swift and C++: https://developer.apple.com/videos/pl...
00:00 - Introduction & Agenda
02:41 - Runtime differences
03:31 - Java Native methods
06:29 - SwiftJava
10:13 - Call Java from Swift
14:01 - Call Swift from Java
20:47 - Wrap up
More Apple Developer resources:
Video sessions: https://apple.co/VideoSessions
Documentation: https://apple.co/DeveloperDocs
Forums: https://apple.co/DeveloperForums
App: https://apple.co/DeveloperApp
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