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# 163 - Learning how to use the Extract Interface Technique


2/16/2010
Level: Intermediate
Tags: Refactoring
Author:
Derik Whittaker
 
Presented By:
Codebetter.com


In this episode we are going to take a look at another refactoring technique, the Extract Interface technique.

This technique allows you to extract an interface from a class in order to break your concrete dependencies. By doing this you can provide yourself with better testing support as well as a better layer of abstractions.

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