code: private Connection getConnection(AlpineQueryManager aqm) {
          final JDOConnection jdoConnection = aqm.getPersistenceManager().getDataStoreConnection();
          if (jdoConnection != null) {
              if (jdoConnection.getNativeConnection() instanceof Connection) {
                  return (Connection)jdoConnection.getNativeConnection();
              }
          }
          return null;
      }
docs: This connection should never be closed.