Calendar 실습

import java.util.Calendar;

 

 

public class CalendarEx {

 

             /**

              * @param args

              */

             public static void main(String[] args) {

                           // TODO Auto-generated method stub

                           Calendar startDay = Calendar.getInstance();

                           Calendar endDay = Calendar.getInstance();                  

 

                           // 2월 1일을 지정

                           startDay.set(2013, 2-1, 1);

                           // 2월의 마지막 날을 지정

                           endDay.set(2013, 3-1, 0);

                          

                           // 2월 1일의 요일을 구함

                           int startdayOfWeek = startDay.get(Calendar.DAY_OF_WEEK);

                           // 2월 마지마막 날의 날짜를 구함

                           int enddayOfMonth = endDay.get(Calendar.DAY_OF_MONTH);

                          

                           // 공백을 두칸

                           System.out.println("  일  월  화  수  목 금  토");

                           System.out.println();

                          

                           // 공백을 세칸

                           for(int i=1 ; i<startdayOfWeek ; i++) {

                                        System.out.print("       ");

                           }

                          

                           // 공백을 한칸 / 두칸

                           // i는 날짜별 체크

                           // w는 주별 체크

                           for(int i=1, w=startdayOfWeek ; i<=enddayOfMonth ; i++, w++) {

                                        System.out.print(i >= 10 ? "  " + i : "  " + i);

                                        if(w % 7 == 0) {

                                                     System.out.println();

                                        }

                           }

             }

}

일  월  화   수  목  금   토

                               1   2

   3    4    5    6    7    8   9

 10  11  12  13  14  15  16

 17  18  19  20  21  22  23

 24  25  26  27  28