This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: o You must use the abstract keyword for the class o If a subclass does not implement all abstract methods of its parent(s), it is also abstract o It is common to have a mixture of concrete and abstract methods in an abstract class Abstract Classes and Methods in UML Are denoted in italics Shape + origin : Point; + area() : double Since italics are difficult to hand write, an alternate form uses the <<abstract>> stereotype <<abstract>> Shape...
View Full Document
- Fall '09