What is the comparable interface, JAVA Programming

Assignment Help:

What is the Comparable interface?

Comparable interface is used to sort arrays and collections of objects using collections.sort() and java.utils. Objects of the class implementing Comparable interface can be ordered. All classes implementing Comparable interface should implement the compareTo() method which has the return type as an integer. Signature of compareTo() method is as below:

int i = object1.compareTo(object2)

  • If object1 < object2: The value of i returned will be negative.
  • If object1 > object2: The value of i returned will be positive.
  • If object1 = object2: The value of i returned will be zero.

 


Related Discussions:- What is the comparable interface

Code for calculatr, how i made a calculator in java plz tell help me

how i made a calculator in java plz tell help me

Confidentiality and privacy - security, The confidentiality and privacy may...

The confidentiality and privacy may be accomplished through encryption. Encryption may be: Private-key or symmetric: This is based on a single key. This needs the sender and the

Explain testing for equality with equals, Explain Testing for Equality with...

Explain Testing for Equality with equals? That's not what you expected. To contrast strings or any other kind of object you required to use the equals(Object o) techniques from

Currency calculator, I have to write a several line currency exchange rate ...

I have to write a several line currency exchange rate calculator.it wants me to use a variable and prompt var dollarAmount = Prompt("Enter amount in U.S. dollars:"); and give t

Advantage of event-delegation over event-inheritance model, Describe advant...

Describe advantage of the event-delegation model over the earlier event-inheritance model ?

Help !!, I''ve been trying to get this java program to work but im lost and...

I''ve been trying to get this java program to work but im lost and Im stuck ! The factorial of a positive integer N, denoted by N! N!=1*2*...*N Using subprograms and f unctions,c

I need crime management, I need Crime Management Project Description: ...

I need Crime Management Project Description: It is a web based project build in Oracle(back end) and J2EE(front end)  for peoples so they will register complaints online.

Develop a color picker, Project Description: We need same kind of concep...

Project Description: We need same kind of concept with some changes # Change single colors in a particular design. you need to be able to change the color of only the fox or

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