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#354 Add maven model for feature toggle design pattern

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Joseph McCarthy
2016-01-25 21:14:24 +00:00
parent cf10bd1d05
commit d7526fc7c0
86 changed files with 1165 additions and 270 deletions
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factory-method/index.md
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@@ -10,20 +10,23 @@ tags:
- Gang Of Four
---
**Also known as:** Virtual Constructor
## Also known as
Virtual Constructor
**Intent:** Define an interface for creating an object, but let subclasses
## Intent
Define an interface for creating an object, but let subclasses
decide which class to instantiate. Factory Method lets a class defer
instantiation to subclasses.
![alt text](./etc/factory-method_1.png "Factory Method")
**Applicability:** Use the Factory Method pattern when
## Applicability
Use the Factory Method pattern when
* a class can't anticipate the class of objects it must create
* a class wants its subclasses to specify the objects it creates
* classes delegate responsibility to one of several helper subclasses, and you want to localize the knowledge of which helper subclass is the delegate
**Credits**
## Credits
* [Design Patterns: Elements of Reusable Object-Oriented Software](http://www.amazon.com/Design-Patterns-Elements-Reusable-Object-Oriented/dp/0201633612)