get day from date month year java

1Calendar cal = Calendar.getInstance();
2cal.set(year,month-1,day);
3int nd = cal.get(Calendar.DAY_OF_WEEK);

1import java.util.*;
2import java.text.SimpleDateFormat;
3import java.text.DateFormat;
4
5
6public class GetDayName {
7
8    public static void main(String[] args) {
9      Date date1 =
10        (new GregorianCalendar
11          (1989, Calendar.OCTOBER, 17)).getTime();
12      Date date2 = new Date();
13      System.out.println
14        ("1989-10-17 was a " + sayDayName(date1));
15      System.out.println("Today is a " + sayDayName(date2));
16    }
17
18    public static String sayDayName(Date d) {
19      DateFormat f = new SimpleDateFormat("EEEE");
20      try {
21        return f.format(d);
22      }
23      catch(Exception e) {
24        e.printStackTrace();
25        return "";
26      }
27    }
28}

1Calendar cal = Calendar.getInstance();
2cal.set(Calendar.DATE, cal.getActualMaximum(Calendar.DATE));
3Date lastDayOfMonth = cal.getTime();