Get all attributes from a Calendar

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

public class Main {
    public static void main(String[] a) {
        Date timeNow = new Date();
        Calendar calendar = new GregorianCalendar();
        
        calendar.setTime(timeNow);
        System.out.println("ERA: " + calendar.get(Calendar.ERA));
        System.out.println("YEAR: " + calendar.get(Calendar.YEAR));
        System.out.println("MONTH: " + calendar.get(Calendar.MONTH));
        System.out.println("WEEK_OF_YEAR: "+ calendar.get(Calendar.WEEK_OF_YEAR));
        System.out.println("WEEK_OF_MONTH: "+ calendar.get(Calendar.WEEK_OF_MONTH));
        System.out.println("DATE: " + calendar.get(Calendar.DATE));
        System.out.println("DAY_OF_MONTH: "+ calendar.get(Calendar.DAY_OF_MONTH));
        System.out.println("DAY_OF_YEAR: " + calendar.get(Calendar.DAY_OF_YEAR));
        System.out.println("DAY_OF_WEEK: " + calendar.get(Calendar.DAY_OF_WEEK));
        System.out.println("DAY_OF_WEEK_IN_MONTH: "+ calendar.get(Calendar.DAY_OF_WEEK_IN_MONTH));
        System.out.println("AM_PM: " + calendar.get(Calendar.AM_PM));
        System.out.println("HOUR: " + calendar.get(Calendar.HOUR));
        System.out.println("HOUR_OF_DAY: " + calendar.get(Calendar.HOUR_OF_DAY));
        System.out.println("MINUTE: " + calendar.get(Calendar.MINUTE));
        System.out.println("SECOND: " + calendar.get(Calendar.SECOND));
        System.out.println("MILLISECOND: " + calendar.get(Calendar.MILLISECOND));
        System.out.println("ZONE_OFFSET: "+ (calendar.get(Calendar.ZONE_OFFSET) / (60 * 60 * 1000)));
        System.out.println("DST_OFFSET: "+ (calendar.get(Calendar.DST_OFFSET) / (60 * 60 * 1000)));
    }
}

ERA: 1
YEAR: 2012
MONTH: 8
WEEK_OF_YEAR: 36
WEEK_OF_MONTH: 2
DATE: 7
DAY_OF_MONTH: 7
DAY_OF_YEAR: 251
DAY_OF_WEEK: 6
DAY_OF_WEEK_IN_MONTH: 1
AM_PM: 0
HOUR: 10
HOUR_OF_DAY: 10
MINUTE: 7
SECOND: 23
MILLISECOND: 643
ZONE_OFFSET: -8
DST_OFFSET: 1