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Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.
The Java Tutorial goes on to list bullets for when an abstract class should be considered and for when an interface should be considered. Unsurprisingly, these are derived from the previously ...
Learn more about abstract classes and methods, as well as how abstract classes compare to interfaces and how abstraction compares to encapsulation.
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