[Solved] Exploring the Command Design Pattern

Exploring the Command Design Pattern

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you are to implement the Command design pattern. Design a simple MenuItem class that stores only two pieces of information – the name of a menu item, and whether it is a vegetarian dish ornot. Then implement a Menu class that maintains a collection of MenuItem objects (i.e., as an aggregator). The Menu class should have methods to allow menu items to be added and removed.It should also have a method that returns an array of strings containing all of the menu items so that they can be displayed. Finally, the Menu class should have a method that returns how many of the items on the menu are vegetarian dishes.Design a simple text-based user interface that provides the following commands,Main Menu1 – Add Item2 – Remove Item3 – Display Items4 – Display Number of Vegetarian ItemsUML Diagram on following page