????????????????????????????????Students s1 = new Students("S0000001","張三豐","男",new Date(),"武當(dāng)山"); Students s2 = new Students("S0000002","郭靖","男",new Date(),"桃花島"); Students s3 = new Students("S0000003","黃蓉","女",new Date(),"桃花島"); session.save(s1)；????????????????????????????????session.save(s2); session.save(s3); tran.commit();????????????????????????????????sessionFactory.close();什麼回事??？誰能解答一下。