HibernateSessionFactory 代码

package com.util; import java.util.List; import org.hibernate.Query; import org.hibernate.Session; import org.hibernate.Transaction; public class BaseDAO { public static void insert(Object o){ Session s=HibernateSessionFactory.currentSession(); Transaction ctx=s.beginTransaction(); s.save(o); ctx.commit(); HibernateSessionFactory.closeSession(); } public static void delete(Object o){ Session s=HibernateSessionFactory.currentSession(); Transaction ctx=s.beginTransaction(); s.delete(o); ctx.commit(); HibernateSessionFactory.closeSession(); } public static void update(Object o){ Session s=HibernateSessionFactory.currentSession(); Transaction ctx=s.beginTransaction(); s.update(0); ctx.commit(); HibernateSessionFactory.closeSession(); } public static List findAll(String qname){ Session s = HibernateSessionFactory.currentSession(); Query q=s.getNamedQuery(qname); List list =q.list(); HibernateSessionFactory.closeSession(); return list; } // public static Object findAllById(String qname,int id){ // // Session s = HibernateSessionFactory.currentSession(); // Query q=s.getNamedQuery(qname); // q.setInteger(0, id); // Object obj =q.list(); // HibernateSessionFactory.closeSession(); // return obj; // // } }