Strategy

The Strategy design pattern defines a family of algorithms, encapsulate each one, and make them interchangeable. This pattern lets the algorithm vary independently from clients that use it.

Usage          High

UML class diagram

A visualization of the classes and objects participating in this pattern.

Sample code

This structural code demonstrates the Strategy pattern which encapsulates functionality in the form of an object. This allows clients to dynamically change algorithmic strategies.

Output

See also

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• Common Design Patterns
• Design Guidelines
• Documentation