The Factory Method design pattern is one of twenty-three well-known design patterns that describe how to solve … See more

"Define an interface for creating an object, but let subclasses decide which class to instantiate. The Factory method lets a class defer instantiation it uses to subclasses." (Gang Of Four)
Creating a… See more

In the above UML class diagram, the Creator class that requires a Product object does not instantiate the Product1 class directly. Instead, the Creator refers to a separate factoryMethod() to create a product obj… See more

This C++14 implementation is based on the pre C++98 implementation in the book.
The program output is like
A maze game may be played in two modes, one with regular rooms that are only connected … See more

• In ADO.NET, IDbCommand.CreateParameter is an example of the use of factory method to connect parallel class hierarchies.
• In Qt, QMainWindow::createPopupMenu Archived 2015-07-1… See more

• Design Patterns, the highly influential book
• Design pattern, overview of design patterns in general
• Abstract factory pattern, a pattern often implemented using factory methods… See more

• Factory Design Pattern Archived 2018-01-10 at the Wayback Machine Implementation in Java
• Factory method in UML and in LePUS3 (a Design Description Language)
• Consider static factor… See more