Java tutorial
import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Locale; public class Main { private static String setDate(int day, Locale locale) { Calendar cal = Calendar.getInstance(); cal.add(Calendar.DATE, +day); DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale); if (df instanceof SimpleDateFormat) { SimpleDateFormat sdf = (SimpleDateFormat) df; // To show Locale specific short date expression with full year String pattern = sdf.toPattern().replaceAll("y+", "yyyy"); sdf.applyPattern(pattern); return sdf.format(cal.getTime()); } String formattedDate = df.format(cal.getTime()); return formattedDate; } public static void main(String[] args) { System.out.println(setDate(1, Locale.JAPAN)); } }