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Composition in OOP

Composition in OOP

A very simple concept of Composition in OOP(Object-Oriented Programming) using C++ programming lanuguage.
if you have any Question Regarding this PPt..
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Thank you.. :)

A very simple concept of Composition in OOP(Object-Oriented Programming) using C++ programming lanuguage.
if you have any Question Regarding this PPt..
leave your message in comment box.
Thank you.. :)

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Composition in OOP

  1. 1. Composition in OOP Presented by Huba Akhtar
  2. 2. Definition:Definition:
  3. 3. What is Composition?What is Composition?
  4. 4. Lets Suppose:Lets Suppose: Let's say we must manage rooms in a hotel. We will have a class Hotel that has several objects Floor. And each floor is composed of several Rooms. Using "is composed" give us a hint on the relationship between Floor and Room.
  5. 5. Continue…Continue… If we happen to destroy the object Floor, what should happen to the Rooms?? If a Floor is destroy then all the Rooms inside should also be destroy. That is aThat is a compositioncomposition
  6. 6. Example:Example: For Example, you could have a class called Band. The data member of Band class could consist of objects from the Guitarist, Drummer, and Vocalist classes. These objects are data member of the Band class, but not the parent classes. They are related by composition, not by inheritance.

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