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Java

Leap Year Checker Using OOP in Java

I wrote this program to accept the user input a year and then the program will check if the given year is a leap year or not using object-oriented programming in Java.


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Program Listing

package oop_java;

import java.util.Scanner;
/**
 * NetBeans IDE 8.2
 * @author Mr. Jake R. Pomperada
 * March 22, 2018  Thursday
 * Bacolod City, Negros Occidental
 */

public class LeapYear {
  public int year;
  public boolean leap = false;
  public String result;

 public void getdata() {
  Scanner input = new Scanner(System.in);
  System.out.println();
  System.out.println(" Leap Year Checker Using OOP");
  System.out.println();
  System.out.print("Enter Year :  ");
  year = input.nextInt();
  
 }
 public void checkyear() {
    if(year % 4 == 0)
        {
            if( year % 100 == 0)
            {
                // year is divisible by 400, hence the year is a leap year
                if ( year % 400 == 0)
                    leap = true;
                else
                    leap = false;
            }
            else
                leap = true;
        }
        else
            leap = false;

        if(leap)
            result =  year  + " is a leap year.";
        else
             result =  year + " is not a leap year.";
    }
     
  
 public void display() {
  System.out.println();
  System.out.println("===== DISPLAY RESULT =====");
  System.out.println();
  System.out.println(result);
  System.out.println();
 }
 public static void main(String args[]) {
   LeapYear year = new LeapYear();
  year.getdata();
  year.checkyear();
  year.display();
 }
}

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