docs: public static String encodeFieldData(BaseField field)
      {
          if (field.getData() == null)
              return DBConstants.BLANK;
          ByteArrayOutputStream baOut = new ByteArrayOutputStream();
          DataOutputStream daOut = new DataOutputStream(baOut);
          try {
              field.write(daOut, false);
              daOut.flush();
          } catch (IOException e) {
              e.printStackTrace();
          }
          char[] chOut = Base64.encode(baOut.toByteArray());
          if (chOut == null)
              return DBConstants.BLANK;   // Never
          return new String(chOut);
      }