~~~ package utils; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.hibernate.cfg.Configuration; public class HibernateUtils { private static SessionFactory sf; static { // 1. 創建,調用空參構造 Configuration conf = new Configuration().configure(); // 2. 根據配置信息,創建SessionFactory對象 sf = conf.buildSessionFactory(); } // 獲得session => 獲得全新session public static Session openSession() { Session session = sf.openSession(); return session; } // 獲得session => 獲得與線程綁定的session public static Session getCurrentSession() { // 獲得session Session session = sf.getCurrentSession(); return session; } public static void main(String[] args) { //測試下 System.out.println(HibernateUtils.openSession()); } } ~~~