“Handler” pattern?

Question

I\'ve come across a design pattern that\'s been referred to as a \"Handler Pattern,\" but I can\'t find any real references to this pattern anywhere. It\'s basically just a

Answer 1

I use it under the name of "SingletonRegistry"

See this thread

I've use it a couple of times. Specially when the actions to take are unknown upfront ( in the first phases of the design ) or the app should support extreme flexibility.

I load the dictionary either from a file or a database, and create a single instance of the class that will handle the request under certain "key".

I've found this class also searching the web for that name.

Looks like the same isn't?