First, marker interfaces can clutter the code and the interface hierarchy. If you have too many marker interfaces, it can be hard to keep track of them and their relationships.

The Java 2 SDK organizes its vast collection of classes and interfaces into a tree-like hierarchy of packages within packages, which is equivalent to directories within directories.

Investigates the separation between types and classes by putting to use a special feature of Java regarding classes, interfaces and inheritance. We propose an original method which, from a single ...

The interface hierarchy ... The interfaces java.util.List and java.util.Set extend Collection, representing more specialized data structures and adding more operations and/or constraints.