Java tutorial
import java.util.Calendar; import java.util.GregorianCalendar; public class Main { public static void main(String[] argv) throws Exception { Calendar xmas = new GregorianCalendar(1998, Calendar.DECEMBER, 25); int dayOfWeek = xmas.get(Calendar.DAY_OF_WEEK); // 6=Friday Calendar cal = new GregorianCalendar(2003, Calendar.JANUARY, 1); dayOfWeek = cal.get(Calendar.DAY_OF_WEEK); // 4=Wednesday } }