static String fetchManifestAttribute(Attributes.Name attributeName)
      throws SQLException {
    try {
      loadManifestAttributes();
    } catch (IOException e) {
      throw new SQLException("Couldn't load manifest attributes.", e);
    }
    return manifestAttributes.getValue(attributeName);
  }
Package scoped to allow manifest fetching from other HiveDriver classes
Helper to initialize attributes and return one.

@param attributeName
@return
@throws SQLException
jdbc/src/java/org/apache/hive/jdbc/HiveDriver.java