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

Define class diagram , Class diagram technique is vital within Object Orie...

Class diagram technique is vital within Object Oriented functions. Class diagrams illustrate the kinds of objects in the system and the several static relationships among them. Cl

Explain arithmetic promotion and binary operations, Explain Arithmetic Prom...

Explain Arithmetic Promotion and Binary Operations? An int divided through an int is an int, and a double divided by a double is a double, but what about an int divided by a do

Photo upload feature to android app with google app engine, Include Photo U...

Include Photo Upload feature to Android App with Google App Engine Project Description: I have one small Android App skeleton that requires some features added to and backed

Develop wechat program to integrate with sugarcrm, Wechat and SugarCRM P...

Wechat and SugarCRM Project Description: Seeking the partner able to develop wechat program to integrate with SugarCRM. Wechat Official Account able to perform some functi

Program using ide application, Instructions: Please make sure your solu...

Instructions: Please make sure your solutions are original, in your own words, expressing your own ideas. Any copying from others' home-works, text books or online sources will

What is meant by semantic error, What is meant by semantic error? Occur...

What is meant by semantic error? Occur although a statement executes and has an effect not intended by the programmer and Frequently times occur just in unusual & infrequent ci

GUI, How can I connect my java application with xampp

How can I connect my java application with xampp

What is the output of the following javascript code, What is the output of ...

What is the output of the following JavaScript code? name="Ali Akbar"; document.write(name.charAt(4)) ;

Explain declaring- allocating and initializing two dimension, Explain the f...

Explain the following terms declaring, Allocating and initializing two dimensional array? Two dimensional arrays are declared, allocated and initialized much such as one dimens

Different points where weaving can be applied, What are the different point...

What are the different points where weaving can be applied? Ans) There are three points ? Compile Time ? Classload Time ? Runtime

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