HibernateAccessor { public static HibernateAccessor getInstance() { return SingletonHolder.INSTANCE; } protected  HibernateAccessor(); static HibernateAccessor getInstance(); synchronized File getHibernateFile(String hibernateFileName);  }
@Test public void testGetAccessor() { HibernateAccessor hibernateAccessor = HibernateAccessor.getInstance(); assertNotNull(hibernateAccessor); }