Java gets the number of days in a month

Java gets the number of days in a month

2. Calendar cal = new GregorianCalendar ();
4. //or with Calendar cal = Calendar.getinstance ();
8. /** Setting date**/
10. SimpleDateFormat osdf = new SimpleDateFormat ("", locale.english);
12. Osdf.applypattern ("yyyymm");
14. try {
16. System.out.println (Osdf.parse (date));
18. Cal.settime (Osdf.parse (date));
20. } catch (ParseException e) {
22. E.printstacktrace ();
24. }
28. /** or set the month, note that the month is counted from 0, so use the actual month-1 is the month you want **/
30. //January: Cal.set (2009, 1-1, 1);
34. /** If you want to get the **/last month
36. //cal.set (Calendar.day_of_month, 1);
38. //date minus one to get the last day of the month time object
40. //cal.add (Calendar.day_of_month,-1);
42. //Output last day of the month date
44. //system.out.println (Cal.get (calendar.day_of_month));
46. /** starts using this method to get the maximum number of days of the month, always getting is 31 days **/
48. //int num = cal.getmaximum (calendar.day_of_month);
50. /** start with this method to get the maximum number of days in the actual month **/
52. int num2 = Cal.getactualmaximum (calendar.day_of_month);
56. System.out.println (NUM2);

Java gets the number of days in a month