When should i use abstract classes and interfaces, JAVA Programming

Assignment Help:

When should I use abstract classes and when should I use interfaces?

 Use Interface, when:

  • Design changing often or when various implementations only share method signatures.
  • When we need some classes to use some methods which we don't want to be included in class.

Use Abstract Class, when:

  • Several implementations are of the same kind and use common behavior.
  • Enabling with generalized form of abstraction and leave implementation task with inheriting subclass.
  • creating planned inheritance hierarchies

 


Related Discussions:- When should i use abstract classes and interfaces

Explain why java does not support multiple inheritance, Question: (a) ...

Question: (a) Differentiate between the following terms using suitable examples of your own:- (i) inheritance v/s composition (ii) subclass v/s superclass (iii) softwa

Creating a system to keep track of computer science books, You are part of ...

You are part of a team creating a system to keep track of computer science books that a publisher is producing. Create a UML class diagram for a "computer science book". You must h

Differences between AOP and OOP, Normal 0 false false false...

Normal 0 false false false EN-US X-NONE X-NONE      Obj ec t Ori e n

Object diagrams, Object diagrams define instances instead of classes. They ...

Object diagrams define instances instead of classes. They are useful for illustrating some complicated objects in detail about their recursive relationships.     When

Advanced java info1414, This is a working program that shows election resul...

This is a working program that shows election results from the infamous 2000 presidential election involving a lot of Floridians and 'hanging chads'. The program as written reads a

Describe in brief about the polymorphism, Describe Polymorphism? Polymo...

Describe Polymorphism? Polymorphism can be referred as one name many forms. It's the ability of methods to behave differently, depending upon object who is calling it. Key feat

Define the life cycle methods of a servlet? , The Web container is used for...

The Web container is used for managing the servlet's life cycle. The Web container produces an instance of the servlet and then the container invokes the init() function. At the co

Java project illustrate sequential and selection programming, This project ...

This project focuses on demonstrating the understanding of data types, input/output, sequential and selection programming statements, and mathematical operations. The project re

Generating Dynamic form, I am having an combox box and values are retrieved...

I am having an combox box and values are retrieved from the database having inputs and labels i want to created the dynamic form accroding to user input on combox box values

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd