hibernate4环境搭建、helloworld

package cn.netcom;import org.hibernate.Session;import org.hibernate.SessionFactory;import org.hibernate.Transaction;import org.hibernate.cfg.Configuration;public class Client {public static void main(String[] args) {// TODO Auto-generated method stubUserModel um = new UserModel();um.setAge(1);um.setUuid("1111");um.setName("abcd");// 创建sessionSessionFactory sf = new Configuration().configure().buildSessionFactory();Session s = sf.openSession();// 创建事务Transaction t = null;try {t = s.beginTransaction();s.save(um);t.commit();} catch (Exception err) {err.printStackTrace();t.rollback();} finally {s.close();}}}