userservice.java

来自「《JSP网站开发典型模块与实例精讲》一书光盘源码」· Java 代码 · 共 42 行

package book.example.photoprint.service;

import java.util.List;

import org.apache.log4j.Logger;

import book.example.photoprint.dao.DAOFactory;
import book.example.photoprint.dao.IUserDAO;
import book.example.photoprint.exception.DBException;
import book.example.photoprint.po.User;

public class UserService {
	static Logger log = Logger.getLogger(UserService.class.getName());
	public void addUser(User user) throws DBException {
		IUserDAO dao = DAOFactory.getUserDAO();
		log.info("保存用户对象->用户名："+user.getUsername());
	
		dao.addUser(user);
	}

	public User getUserByUsername(String username) throws DBException {
		IUserDAO dao = DAOFactory.getUserDAO();
		return dao.getUserByUsername(username);
	}

	public User getUser(String userId) throws DBException {
		IUserDAO dao = DAOFactory.getUserDAO();
		return dao.getUser(userId);
	}

	public void UpdateUser(User user) throws DBException {
		IUserDAO dao = DAOFactory.getUserDAO();
		dao.updateUser(user);
	}
	public List getUserList(String username)throws DBException{
		List list=null;
		IUserDAO dao = DAOFactory.getUserDAO();
		list=dao.getUserList(username);
		return list;
	}
}