MyBatis

MyBatis连接测试

public class MyBatisDemo {
    public static void main(String[] args) throws IOException {
        //加载核心配置文件，获取sqlSessionFactory对象
        InputStream is = Resources.getResourceAsStream("mybatis-config.xml");
        SqlSessionFactory build = new SqlSessionFactoryBuilder().build(is);
        //获取sqlSession对象
        SqlSession sqlSession = build.openSession();
        //执行sql语句获取返回值
        List users = sqlSession.selectList("test.selectAll");
        //关流
        sqlSession.close();
        for (User user : users) {
            System.out.println(user);
        }
    }
}