In many cases, enumerations are a good fit for the needs of a system.  However, if and when the concept being modeled by the enum gains any kind of behavior beyond its numeric constant and developer-friendly label, it may be time to consider moving from an enum to a class.  In this article, you've seen how you can easily make this transition with minimal changes in your code that already makes use of an enum, provided that you keep the same naming convention for your class and its named static instances.

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