MyBatis获取输出打印Connection

    @Autowired
    private SqlSession sqlSession;
    public Connection getConnection(){
        Connection conn = null;
        try {
            conn =  sqlSession.getConfiguration().getEnvironment().getDataSource().getConnection();
            loh.info("===This Connection isClosed ? "+conn.isClosed());
        } catch (Exception e) {
            e.printStackTrace();
        }
        return conn;
    }