登录总是错误，信息Struts has detected an unhandled exception: Messages: org/hibernate/cfg/Configuration File: db/MyHibernateSessionFactory.java

如题，用Junit测试获取数据没问题，Junit测试UsersDao udao=new UsersDaoImpl(); boolean b=udao.usersLogin(u);获取的值是false，dug调试UsersDaoImpl设断点也没进去，好像根本没用的样子，求解