Create packages, import packaged classes and interfaces into your programs, move packages, and encapsulate them in jar files.

Hello, OSGi: Read the series Part 1: Bundles for beginners Part 2: Introducing Spring Dynamic Modules Part 3: Take it to the server side OSGi in enterprise applications Work on the OSGi ...

Sealed classes in Java let developers limit the creation and use of subclasses and preserve the class hierarchy. Here is how sealed classes in Java work.