The Visitor design pattern provides flexibility in your designs by enabling you to define a new operation without needing to change the types of the elements on which it would operate The Visitor ...

You can't make a complicated problem simple. But, by leveraging the right tools in your language (and the Visitor pattern) you can ensure that your code doesn't get as complicated as your problem. In ...

Visitor defines a Visitor operation for each ConcreteElement class. ConcreteVisitor Implements visitor operations. Element contains an Accept operation that would take a visitor as an argument.

Moving from Analysis to Design phase, designers try to make the software system very maintainable through selecting all the functions that are used frequently by most of the use cases and make ...

In of this three-part series introducing design patterns, I referred to Design Patterns: Elements of Reusable Object-Oriented Design. This classic was written by Erich Gamma, Richard Helm, Ralph ...