The first half of this introduction to Java inheritance teaches you how to use the extends keyword to derive a child class from a parent class, invoke parent class constructors and methods, and ...

Though Java prevents multiple inheritance, some circumstances warrant its use. In this article, author Thomas Hammell illustrates a technique for simulating multiple inheritance in a Web-based ...

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.