docs: public int setDateTime(java.util.Date date, boolean bDisplayOption, int moveMode)
      {
          if (date != null)
          {
              m_calendar.setTime(date);
              m_calendar.set(Calendar.YEAR, DBConstants.FIRST_YEAR);
              m_calendar.set(Calendar.MONTH, Calendar.JANUARY);
              m_calendar.set(Calendar.DATE, 1);
              date = m_calendar.getTime();
              return this.setValue(date.getTime(), bDisplayOption, moveMode);
          }
          else
              return this.setData(null, bDisplayOption, moveMode);
      }