Java Reference
In-Depth Information
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The class Pet is an abstract class. You can tell that it is an abstract class by
the dashed rectangle.
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The methods GetName(), GetLocation(), and GetPrice() are the interface to
the system. These methods are polymorphic in all the classes. In the ab-
stract class Pet, the methods GetName(), GetLocation(), and GetPrice() are
abstract methods. In a class diagram abstract methods are identified by typ-
ing the method names in italics.
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The attributes petName, petLocation, and petPrice are defined in the super-
class only. It is not necessary to redefine the attributes in the subclasses.
