Dates & Calendar

Calendar c = Calendar.getInstance();
out.println(c.DATE)

c.get(Calendar.DAY_OF_MONTH)

 /**
     * Field number for <code>get</code> and <code>set</code> indicating the
     * day of the month. This is a synonym for <code>DATE</code>.
     * The first day of the month has value 1.
     *
     * @see #DATE
     */
    public final static int DAY_OF_MONTH = 5;
/**
     * Field number for <code>get</code> and <code>set</code> indicating the
     * day of the month. This is a synonym for <code>DAY_OF_MONTH</code>.
     * The first day of the month has value 1.
     *
     * @see #DAY_OF_MONTH
     */
    public final static int DATE = 5;

 /**
     * The calendar field values for the currently set time for this calendar.
     * This is an array of <code>FIELD_COUNT</code> integers, with index values
     * <code>ERA</code> through <code>DST_OFFSET</code>.
     * @serial
     */
    protected int           fields[];

Calendar c = Calendar.getInstance()
System.out.println(c.get(Calendar.DAY_OF_MONTH));
System.out.println(c.get(Calendar.MONTH));
System.out.println(c.get(Calendar.YEAR));
System.out.println(c.get(Calendar.HOUR_OF_DAY));
System.out.println(c.get(Calendar.MINUTE));
System.out.println(c.get(Calendar.SECOND));

import java.util.Calendar;
 
class Main {
    public static final long month = 7776000000L;
 
    public static void main(String[] args) {
        Calendar c = Calendar.getInstance();
        c.set(2012, 11, 1);
        
        long time = c.getTimeInMillis();
        long now = System.currentTimeMillis();
 
        System.out.println((now - time) - month);
    }
}