newsattachmentdao.java

jsp+servlet实现的标准MVC系统 jsp-servlet-service-DAO-DBMS

/*
 * Created on 2005-11-10
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package com.mycompany.news.dao;

import java.sql.Connection;
import java.util.List;

import com.mycompany.news.dto.News;
import com.mycompany.news.dto.NewsAttachment;

/**
 * @author Administrator
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public interface NewsAttachmentDAO {
	public void addNewsAttachment(NewsAttachment newsAttachment)throws Exception;//添加NewsAttachment信息
	public void updateNewsAttachment(NewsAttachment newsAttachment)throws Exception;//修改NewsAttachment信息
	public void deleteAttrByNews(News news)throws Exception;//删除NewsAttachment信息
	public void deleteNewsAttachment(NewsAttachment newsAttachment)throws Exception;//删除NewsAttachment信息
	public List listAllNewsAttachments()throws Exception;//列出所有的NewsAttachment信息
	public List listNewsAttachments(NewsAttachment newsAttachmentCondition)throws Exception;//组合条件查询
	public NewsAttachment getByID(long id)throws Exception;//根据主键获取对象
	public void setConnection(Connection conn);
	public Connection getConnection();
	public List getRecommendedNewsAttachment(long columnid) throws Exception;
}