jdbcTemplate配置

 @Test
    void jdbctwst(){
        DriverManagerDataSource dataSource = new DriverManagerDataSource();
        dataSource.setUrl("jdbc:mysql://39.1.42.135:3306/caiwu");
        dataSource.setUsername("root");
        dataSource.setPassword("abc1120");
        JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource);
        String sql = "select * from c_user";
        List users = jdbcTemplate.query(sql, new BeanPropertyRowMapper<>(User.class));
        System.out.println(users);
    }

问题解决
https://blog.csdn.net/CSDN_zuoyueer/article/details/102638191