code: protected Connection getWriteConnection() throws CpoException {
      Connection connection;
  
      try {
        connection = getWriteDataSource().getConnection();
        connection.setAutoCommit(false);
      } catch (SQLException e) {
        String msg = "getWriteConnection(): failed";
        logger.error(msg, e);
        throw new CpoException(msg, e);
      }
  
      return connection;
    }
docs: DOCUMENT ME!
  
  @return DOCUMENT ME!
  @throws CpoException DOCUMENT ME!