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 the reading documentation for a class in the class, Explain the Rea...

Explain the Reading documentation for a class in the class library For instance, let's suppose you need to use the URL class in the java.net package. Through reading the docume

Pseudocode, Create an application for an animal-fur trimming service. The b...

Create an application for an animal-fur trimming service. The business is open 15 weeks of the year, from April through July. The fee for a small animal (under 6 pounds) is $100, a

Explain about the performance aspects of core java, Performance of interpre...

Performance of interpreted byte codes is sufficient but it can be improved much more than that. Byte codes are changed into machine language within no time, this speed of implement

Servlet, i nedd servlet basics

i nedd servlet basics

Javascript validation, 1. Obtaining the new script: Download and save the...

1. Obtaining the new script: Download and save the attached comment CGI mailer script form-mail2.pl to your server's cgi-bin directory, and change the permissions on the script t

Map objects to a relational database? , Due to impedance mismatch between r...

Due to impedance mismatch between relational technology and object you need to understand the progress of mapping classes (objects) and their relationships to tables and relationsh

Describe unbalanced arrays, Describe Unbalanced Arrays ? Such as C Java...

Describe Unbalanced Arrays ? Such as C Java does not have true multidimensional arrays. Java fakes multidimensional arrays by using arrays of arrays. This means that it is prob

Describe the edit phase- java program development, Describe the Edit phase-...

Describe the Edit phase- Java Program Development Phase comprises editing a file. This is done with an editor program. Programmer types a java program using editor such as no

Discuss the purpose and use of the java adapter classes, Question: (a) ...

Question: (a) Discuss the Java approach to event processing by explaining how event handling works in Java. Use an example to support your answer. (b) Explain what is a ‘

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