package utils;

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

public  class HibernateUtils1 {
	private static SessionFactory factory=null;

	static {
		try {
			// 读取hibernate.cfg.xml文件
			Configuration cfg = new Configuration().configure();
			// 建立SessionFactory
			factory = cfg.buildSessionFactory();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	public static Session getSession() {
		return factory.openSession();
	}
	
	public  static void closeSession(Session session){
		if(session !=null)
		{
			if(session.isOpen()){
				session.close();
			}
		}
	}
	
	public static SessionFactory getSessionFactory(){
		return  factory;
	}
}