logonserviceimpl.java

Struts+Spring+Hibernate实现的在线拍卖系统,去掉了这些组件自身的jar包

package org.bestteam.service.impl;

import java.util.List;

import org.bestteam.dao.UserInfoDao;
import org.bestteam.domain.UserInfo;
import org.bestteam.service.LogonService;

public class LogonServiceImpl implements LogonService {

	private UserInfoDao userInfoDao;
	
	public void setUserInfoDao(UserInfoDao userInfoDao) {
		this.userInfoDao = userInfoDao;
	}

	/**
	 * @param UserInfo UserInfo的对象
	 * @return UserInfo的对象
	 * 用户进行登录的操作，如果用户名和密码正确的话，
	 * 返回该用户的对象，否则返回null 
	 */
	public UserInfo logon(UserInfo user) {
		String userName = user.getUserName();
		String password = user.getPassword();
		
		List list = null;
		list = userInfoDao.findUserInfoListByProperty("userName", userName);
		
		if (list != null ) {
			System.out.println("list is " + list);
			user = (UserInfo) list.get(0);
			if (!password.equals(user.getPassword())) {
				user = null;
			}
		}
		else {
			user = null;
		}
		
		
		
		return user;
	}

}