We’ll look at each of these methods and how you can use them to perform special tasks in the context of your Java classes ... and mechanisms for Object inheritance. class CloneDemo implements ...

In this case, a car is a type of vehicle ... Unlike some languages, such as C++, Java does not allow multiple inheritance with classes. You can use multiple inheritance with interfaces, however.

A method might accept a specific type and its subclasses, but you want to restrict usage to a select few implementations of your own design. Java's open inheritance model can feel like an open ...