我使用MyEclpise进行开发，使用Hibernate将SQL Server中的表转化为类，然后写了一个Dao的类，文件如下： 怎么在执行的时候，出现java.lang.NullPointerException，是怎么回事？出错的是在 Session session = HibernateSessionFactory.getSession();，哪位帮忙给看看？ 会不会因为连接的是SQL ...

Developers can use HibernateUtil to mitigate access to JPA EntityManager and create more readable, less resource intensive code for data-driven applications. Continue Reading ...

Okay, I've got two objects. There's the Hand object, and the Finger object. These are fake. The mappings are correct, I believe, everything works fine usually, I think I'm just misunderstanding ...