hbnutil.java

自己写的一个java购销系统

package com.yuanjin.mtgx.util;

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

public class HbnUtil {
	private static SessionFactory sf=null;
	static{
		Configuration cfg=null;
		try {
			cfg=new Configuration().configure();
			sf=cfg.buildSessionFactory();
		} catch (HibernateException e) {
			e.printStackTrace();
		}
	}
	public static Session getCurrentSession(){
		Session s=(Session)sf.getCurrentSession();
		try {
			if(s==null){
				s=sf.openSession();
			}
		} catch (HibernateException e) {
			e.printStackTrace();
		}
		return s;
	}

}