Java Calendar Demo

/**
 *
 */
package com;

import java.util.Calendar;
import java.util.GregorianCalendar;

/**
 * @author Ali
 *
 */
public class MainClass {

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        String months[] = {
                "Jan", "Feb", "Mar", "Apr",
                "May", "Jun", "Jul", "Aug",
                "Sep", "Oct", "Nov", "Dec"};
        Calendar calendar = Calendar.getInstance();
        System.out.println("Calendar Object is as follows:");
        System.out.println(calendar);
        System.out.println("Month : "+calendar.get(Calendar.MONTH));
        System.out.print("Date: ");
        System.out.print(months[calendar.get(Calendar.MONTH)]);
        System.out.print(" " + calendar.get(Calendar.DATE) + " ");
        System.out.println(calendar.get(Calendar.YEAR));
        System.out.print("Time: ");
        System.out.print(calendar.get(Calendar.HOUR) + ":");
        System.out.print(calendar.get(Calendar.MINUTE) + ":");
        System.out.println(calendar.get(Calendar.SECOND));
        // Set the time and date information and display it.
        calendar.set(Calendar.HOUR, 10);
        calendar.set(Calendar.MINUTE, 29);
        calendar.set(Calendar.SECOND, 22);
        System.out.print("Updated time: ");
        System.out.print(calendar.get(Calendar.HOUR) + ":");
        System.out.print(calendar.get(Calendar.MINUTE) + ":");
        System.out.println(calendar.get(Calendar.SECOND));
       
       
        int year;
        System.out.println("Gregorian Calendar");
        GregorianCalendar gcalendar = new GregorianCalendar();
        // Display current time and date information.
        System.out.print("Date: ");
        System.out.print(months[gcalendar.get(Calendar.MONTH)]);
        System.out.print(" " + gcalendar.get(Calendar.DATE) + " ");
        System.out.println(year = gcalendar.get(Calendar.YEAR));
        System.out.print("Time: ");
        System.out.print(gcalendar.get(Calendar.HOUR) + ":");
        System.out.print(gcalendar.get(Calendar.MINUTE) + ":");
        System.out.println(gcalendar.get(Calendar.SECOND));
        // Test if the current year is a leap year
        if(gcalendar.isLeapYear(year))
        {
            System.out.println("The current year is a leap year");
        }
        else
        {
            System.out.println("The current year is not a leap year");
        }
    }
}


/*
Output:
Calendar Object is as follows:
java.util.GregorianCalendar[time=1382378159963,areFieldsSet=true,areAllFieldsSet=true,lenient=true,zone=sun.util.calendar.ZoneInfo[id="Asia/Calcutta",offset=19800000,dstSavings=0,useDaylight=false,transitions=6,lastRule=null],firstDayOfWeek=1,minimalDaysInFirstWeek=1,ERA=1,YEAR=2013,MONTH=9,WEEK_OF_YEAR=43,WEEK_OF_MONTH=4,DAY_OF_MONTH=21,DAY_OF_YEAR=294,DAY_OF_WEEK=2,DAY_OF_WEEK_IN_MONTH=3,AM_PM=1,HOUR=11,HOUR_OF_DAY=23,MINUTE=25,SECOND=59,MILLISECOND=963,ZONE_OFFSET=19800000,DST_OFFSET=0]
Month : 9
Date: Oct 21 2013
Time: 11:25:59
Updated time: 10:29:22
Gregorian Calendar
Date: Oct 21 2013
Time: 11:25:59
The current year is not a leap year

*/