Tag Archives: Visitor Design Pattern

Object Oriented Programming

Code Refactoring 17

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Visitor Design PatternIn this part of the code refactoring tutorial I will answer another challenge I recently received. This tutorial is all about the Visitor Design Pattern.

You use the visitor design pattern when you want to perform a similar calculation on many different objects. It seems to confuse people, but I hope to solve that here. If you understand the concept of method overloading and the passing of objects back and forth for data access I don’t think you’ll have a problem. The code that follows should answer any questions you have. Continue reading Code Refactoring 17 →

Java Video Tutorial

Visitor Design Pattern Tutorial

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Visitor Design Pattern TutorialWelcome to my Visitor Design Pattern Tutorial! This is the last part of my design pattern video tutorial.

The Visitor design pattern allows you to add methods to classes of different types without much altering to those classes. You can make completely different methods depending on the class used with this pattern.

With both the video below and the code that follows you should be able to start using this pattern in your code easily.

Continue reading Visitor Design Pattern Tutorial →