package com.gd.dao.impl;
import java.util.ArrayList;
import java.util.List;
import org.apache.log4j.Logger;
import org.hibernate.SessionFactory;
import com.gd.dao.NewsTypeDAO;
import com.gd.po.Newstype;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
public class NewsTypeDAOimpl extends HibernateDaoSupport implements NewsTypeDAO {
	private Logger logger=Logger.getLogger(this.getClass().getName());
	//定義SessionFactory，負責對數據庫的連接
	private SessionFactory sessionFactory;
	//定義Hibernate的hql語句，用來查詢新聞類別
	private String hql="from Newstype";
	//創建新聞類別
	public void createNewsType(Newstype newsType){
		this.getHibernateTemplate().save(newsType);
	}
	//修改新聞類別
	public void updateNewsType(Newstype newsType){
		this.getHibernateTemplate().update(newsType);
	}
	//刪除新聞類別
	public void deleteNewsType(Newstype newsType){
		this.getHibernateTemplate().delete(newsType);
	}
	//查詢新聞類別
	public List queryNewsType(){
		List newsTypeList;
		if(this.getHibernateTemplate().find(hql)==null)
			newsTypeList=new ArrayList();
		else
			newsTypeList=this.getHibernateTemplate().find(hql);
		return newsTypeList;
		
	}

}