How to use isLeapYear(int year) method of Java.util.GregorianCalendar class

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GregorianCalendarDemo.java

import java.util.GregorianCalendar;

public class GregorianCalendarDemo
{
    public static void main(String[] args)
    {
        GregorianCalendar cal = (GregorianCalendar) GregorianCalendar
                .getInstance();

        /*
         * Parameters:
         *
         * field - the given calendar field.
         *
         * Returns:
         *
         * the value for the given calendar field.
         */
        int year = cal.get(GregorianCalendar.YEAR);
        boolean isLeapYear = cal.isLeapYear(year);
        System.out.println(year + " is leap year = " + isLeapYear);

        isLeapYear = cal.isLeapYear(2020);
        System.out.println("2020 Is leap year = " + isLeapYear);
    }
}

Output

2018 is leap year = false
2020 Is leap year = true

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/GregorianCalendarDemo_isLeapYear.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/GregorianCalendarDemo_isLeapYear

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/4cfac93378c4f9d33f18bb5083115d18778294de/BasicJava_2018/GregorianCalendarDemo_isLeapYear/?at=master

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