newsdao.java

来自「STRUTS数据库项目开发宝典」· Java 代码 · 共 38 行

package com.relationinfo.dao;

import java.util.List;

import com.relationinfo.model.News;

public interface NewsDAO extends DAO {

    /**
     * Retrieves all of the newss
     */
    public List getNewss(News news);

    /**
     * Gets news's information based on primary key. An
     * ObjectRetrievalFailureException Runtime Exception is thrown if 
     * nothing is found.
     * 
     * @param newscode the news's newscode
     * @return news populated news object
     */
    public News getNews(final String newscode);

    /**
     * Saves a news's information
     * @param news the object to be saved
     */	
    public void saveNews(News news);

	/**
     * Removes a news from the database by newscode
     * @param newscode the news's newscode
     */
    public void removeNews(final String newscode);
}