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Atanas Hristov: Design Patterns – Chain of Responsibility Pattern - blog about programming.

published 893 days, 11 hours, 33 minutes ago posted by

http://atanashristov.blogspot.com/ 896 days, 18 hours, 37 minutes ago

Imagine you have complicated decision logic and you’ve got a big if-then-else like structure in your code which you want to simplify. The Chain of Responsibility Pattern is a good way for code refactoring in such situation. It will make the code more flexible and easy to support and modify in the future.

You prepare a set of interdependent chain handler classes linked in a chain. Every chain handler class implements part of the decision logic and has a link to next chain handler object. A request da...