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 ...

Contains common behaviors for all airplanes: takeOff() → shows airplane is taking off. fly() → generic flying behavior. land() → airplane lands. This is the parent class (or superclass) that defines ...

Download the source code for example applications in this tutorial. Created by Jeff Friesen. We’ll look at each of these methods and how you can use them to perform special tasks in the context of ...