test2.java

加拿大达内科技有限公司配需java程序员的上课时的代码

package com.sd0709.bank.present;

import java.util.List;

import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;

import com.sd0709.bank.biz.entity.Account;
import com.sd0709.bank.util.HbnUtil;

public class Test2 {

	public static void main(String[] args) {
		Account a = null;
		Configuration cfg = null;
		SessionFactory sf = null;
		Session s = null;
		Transaction tran = null;
		try {
			cfg = new Configuration().configure();
			sf = cfg.buildSessionFactory();
			s = sf.openSession();
			tran = s.beginTransaction();
			String hql = "from Account a " +
					" where a.actNo=?";
			Account act = 
				(Account)s.createQuery(hql)
			              .setString(0,"act-00001")
			              .uniqueResult();
			act.deposit(100.0);
			tran.commit();
		} catch (HibernateException e) {
			e.printStackTrace();
			if (tran != null)
				tran.rollback();
		} finally {
            if(s!=null && s.isOpen()) s.close();
            if(sf!=null && !sf.isClosed()) sf.close();
		}
	}

}