March 2002
Intermediate to advanced
496 pages
8h 51m
English
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Chapter 16. Factory Method
As a class developer, you will ordinarily provide class constructors to let users of your class instantiate it. Sometimes, however, a client that needs an object does not or should not know which of several possible classes to instantiate. The FACTORY METHOD pattern lets a class developer define the interface for creating an object while retaining control of which class to instantiate.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.