docs: public void init(Record record, String strName, int iDataLength, String strDesc, Object strDefault)
      {
          if (m_calendar == null)
              m_calendar = Calendar.getInstance();
          super.init(record, strName, iDataLength, strDesc, strDefault);
          if (iDataLength == DBConstants.DEFAULT_FIELD_LENGTH)
              m_iMaxLength = DATETIME_DEFAULT_LENGTH;
          m_classData = java.util.Date.class;
      }