Decorator Design Pattern in C#

A NET Core C# console application to implement the Decorator Design Pattern using a simple example.

Requirement Description

Let us assume we have a very simple hotel room booking application. The application is currently capable of only booking a Basic room type and this class has been marked sealed and cannot be extended.

Now there is a requirement that the hotel has introduced a new Executive Room type with few facilities and wants an option to upgrade the room based on the customer requirement. Let us implement this requirement.

Application output

The details about Decorator Design Pattern and details about the application can be found at the following blog: https://executecommands.com/decorator-design-pattern-csharp-simple-example/