basehibernatedao.java

一个J2EE SSH功能的实现

package com.sxjsuper.hibernate.dao;

import java.io.Serializable;
import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.orm.ObjectRetrievalFailureException;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

public class BaseHibernateDao extends HibernateDaoSupport implements Dao
{
	protected final Log log=LogFactory.getLog(getClass());
	
	public List getObjects(Class classes)
	{
		return this.getHibernateTemplate().loadAll(classes);
	}

	public Object getObjects(Class classes, Serializable id) 
	{
		Object object=this.getHibernateTemplate().get(classes, id);
		if(object==null)
			throw new ObjectRetrievalFailureException(classes, id);
		return object;
	}

	public void removeObject(Class classes, Serializable id) 
	{
		this.getHibernateTemplate().delete(getObjects(classes,id));
	}

	public void saveObject(Object o) 
	{
		this.getHibernateTemplate().saveOrUpdate(o);
	}

}