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What are the design patterns in object oriented design?


Asked by Aniya Berger on Dec 02, 2021 FAQ



Observer - Define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically. Strategy - Define a family of algorithms, encapsulate each one, and make them interchangeable. Strategy lets the algorithm vary independently from clients that use it.
And,
A Survey of Common Design Patterns Abstract Factory. The Abstract Factory is intended to provide a single interface for clients to use when they need to create a family of related objects without having to specify ... Adapter. ... Bridge. ... Builder. ... Chain of Responsibility. ... Command. ... Composite. ... Decorator. ... Facade. ... Factory Method. ... More items...
Consequently, What does Object-Oriented Design (OOD) mean? Object-oriented design (OOD) is the process of using an object-oriented methodology to design a computing system or application. This technique enables the implementation of a software solution based on the concepts of objects.
Furthermore,
SessionFactory of Hibernate is an example of the Factory Design Pattern. This pattern defines an interface for creating an object, but let subclasses decide which class to instantiate. Factory Method lets a class defer instantiation to subclasses.
Besides,
Object Oriented Design (OOD) is the relationships of identified objects. The most important purpose of OO analysis is to identify the objects of a system that have to be implemented. This analysis can also perform for an existing system. An efficient analysis is only possible when we think in a way where objects can be identified.