beer4allservice.java

采用Struts框架做的网上啤酒买卖系统

package com.cavaness.beer4all.service;

import java.util.List;
import com.cavaness.beer4all.common.exceptions.DatabaseException;
import com.cavaness.beer4all.common.view.UserView;
import com.cavaness.beer4all.common.exceptions.InvalidLoginException;
import com.cavaness.beer4all.catalog.view.ItemView;

//系统服务模型接口
public interface Beer4AllService {

  public List getFeaturedItems() throws DatabaseException;   //获取商品列表

  public List getFeaturedCatalogs() throws DatabaseException;  //获取商品目录

  public UserView authenticate(String username, String password)
    throws DatabaseException, InvalidLoginException;   //获取用户信息

  public void logout(String email) throws DatabaseException;

  public ItemView getItemById( String itemId ) throws DatabaseException;  //获取所购买的物品信息
}