package 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;
private static ThreadLocal local =
new ThreadLocal();
static{
try {
sf = new Configuration()
.configure()
.buildSessionFactory();
} catch (HibernateException e) {
e.printStackTrace();
}
}
public static Session getSession(){
Session s = (Session)local.get();
if(s==null){
if(sf!=null) s = sf.openSession();
local.set(s);
}
return s;
}
public static void closeSession(){
Session s = (Session)local.get();
try {
if(s!=null && s.isOpen()){
s.close();
}
} catch (HibernateException e) {
e.printStackTrace();
}
local.set(null);
}
}
