Presented by Geoff Burns at the Feb 2009 meeting of the Melbourne Patterns Group.

1. Factory Method Pattern Define an interface for creating an object, but let subclasses decide which class to instantiate. Factory Method lets a class defer instantiation to subclasses.

5. Factory Method Pattern Define an interface for creating an object, but let subclasses decide which class to instantiate. Factory Method lets a class defer instantiation to subclasses.

7. Factory Method Structure

10. Examples

11. Example 2