import java.text.DateFormat;
import java.text.DateFormatSymbols;
import java.util.Calendar;
import java.util.GregorianCalendar;

public class CalendarTest {
 public static void main(String[] args) {
 GregorianCalendar calendar=new GregorianCalendar();
 int today=calendar.get(Calendar.DAY_OF_MONTH);
 System.out.println(today);
 int month=calendar.get(Calendar.MONTH);
 System.out.println(month);
 calendar.set(Calendar.DAY_OF_MONTH,1);
 int weekday=calendar.get(Calendar.DAY_OF_MONTH);
 int firstDayOfWeek=calendar.getFirstDayOfWeek();
 int indent=0;
 while (weekday!=firstDayOfWeek){
 indent++;
 calendar.add(Calendar.DAY_OF_MONTH,-1);
 weekday=calendar.get(Calendar.DAY_OF_WEEK);
 }
 String[] weekDayNames=new DateFormatSymbols().getShortWeekdays();
 do {
 System.out.printf("%4s",weekDayNames[weekday]);
 calendar.add(Calendar.DAY_OF_MONTH,1);
 weekday=calendar.get(Calendar.DAY_OF_WEEK);
 }
 }
}