public interface DateUtility
{
 public void addCalendar(int option,int number);
 public void rollCalendar(int option,int number);
 public void setCalendar(int option,int number);
 public void setCalendar(String uDate);
 public void setCalendar(int yy,int mm,int dd);
 public void setAll(boolean addMonth,int rMonth);
 public String formSQLDate();
 public String formNDate();
 public String formNUSDate();
 public String getFormIntlDate();
 public String getFormUSDate();
 public String getFormTime();
 public int getHour();
 public int getMinute();
 public int getSecond();
 public long getTimeInMill();
 public int getMonth();
 public int getYear();
 public int getDate();
 public int getWeekOfMonth();
 public int getWeekOfYear();
 public int getDayOfYear();
 public int getDay();
 public void clearCalendar();
 public int getMaxDate();
 public String getFormDay();
 public String getFormMonth();
}