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The '''Protected Variations''' pattern protects elements from the variations on other elements (objects, systems, subsystems) by wrapping the focus of instability with an [[Interface (computer science)|interface]] and using [[Polymorphism (computer science)|polymorphism]] to create various implementations of this interface.
==Works Cited==
*{{citebook|last=Larman|first=Craig|authorlink=Craig Larman|title=Applying UML and Patterns - An Introduction to Object-Oriented Analysis and Design and Iterative Development|origdate=2004|edition=3rd|publisher=Prentice Hall PTR|___location Upper Saddle River, New Jersey|year=2005|isbn=0-13-148906-2}}</
==References==
{{reflist}}
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