Design Guidelines for Is-A Hierarchies
By John A. Grosberg, June 01, 1997
When developing object-oriented designs, one of your goals should be to define a set of classes that are related hierarchically through inheritance. John focuses on the modeling approach to design. In doing so, he works with Venn diagrams and Object Models.
Dr. Dobb's Journal June 1997: Design Guidelines for Is-A Hierarchies
Design Guidelines for Is-A Hierarchies
By John A. Grosberg
Dr. Dobb's Journal June 1997
Figure 3: The Venn diagram on the left comprises the three regions (classes) on the right. A black dot represents an instance of the class whose region it is in.
Copyright © 1997, Dr. Dobb's Journal