historyoper.java

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package com.autumn.pojo.oper;

import java.util.List;

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

public class HistoryOper {
	private Session session  ;
	public HistoryOper()
	{
		this.session = new Configuration().configure().buildSessionFactory().openSession() ;
	}
	public List queryAll()
	{
		List list = null ;
		String hql = "from History as h" ;
		Query q = this.session.createQuery(hql) ;
		list = q.list() ;
		return list ;
	}
	public List queryByRid(String rid)
	{
		List l = null ;
		String hql = "from History as h where h.rid=?" ;
		Query q= this.session.createQuery(hql) ;
		q.setString(0, rid) ;
		l=q.list() ;
		return l ;
	}
}