Facade design pattern. What is it and why is it useful?

One of the most common patterns in software development is the facade pattern, but what really is a facade, and why is it useful? What is a Facade? Let's take a waiter at a restaurant for example. You give the waiter a list of meals and drinks you would like to order, and then they just take care of everything else while you chill and enjoy good company. They write down your order (or memorize it), then input it into a POS, which sends the request to the kitchen with the relevant table number and order information. The chef(s) meticulously prepare your order, they use grillers, ovens, various other tools, and that special secret sauce to craft a mouth-watering scrumptious meal (dam it must be dinner time

Feb 15, 2025 - 16:04

Facade design pattern. What is it and why is it useful?

One of the most common patterns in software development is the facade pattern, but what really is a facade, and why is it useful?

What is a Facade?

Let's take a waiter at a restaurant for example. You give the waiter a list of meals and drinks you would like to order, and then they just take care of everything else while you chill and enjoy good company.

They write down your order (or memorize it), then input it into a POS, which sends the request to the kitchen with the relevant table number and order information.

The chef(s) meticulously prepare your order, they use grillers, ovens, various other tools, and that special secret sauce to craft a mouth-watering scrumptious meal (dam it must be dinner time