code: protected static String[] parseValues (String line)
      {
          String value = parseValue(line);
          if (StringUtil.isBlank(value)) {
              return null;
          }
  
          String[] values = StringUtil.split(value, ",");
          for (int ii = 0; ii < values.length; ii++) {
              values[ii] = values[ii].trim();
          }
          return values;
      }
docs: {@link #parseMetaData} helper function.