package com.car.util;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
public class HibernateUtil {
private static final ThreadLocal<Session> sessionTL = new ThreadLocal<Session>();
private static Configuration configuration;
private final static SessionFactory sessionFactory;
static {
try {
configuration = new Configuration().configure();
sessionFactory = configuration.buildSessionFactory();
} catch (Exception e) {
e.printStackTrace();
throw new ExceptionInInitializerError(e);
}
}
public static Session currentSession(){
Session session = sessionTL.get();
if (session==null) {
session = sessionFactory.openSession();
sessionTL.set(session);
}
return session;
}
public static void closeSession(){
Session session = sessionTL.get();
sessionTL.set(null);
session.close();
}
}
原文：http://www.cnblogs.com/Mindreader/p/5415115.html