userservice.java

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package com.estore.struts.service;

import java.util.Collection;

import com.estore.struts.Globals;
import com.estore.struts.dao.UserDao;
import com.estore.struts.entity.OrderItem;
import com.estore.struts.entity.User;
import com.estore.struts.entity.UserItem;
import com.estore.struts.utils.DaoFactory;
import com.estore.struts.utils.StoreException;

public class UserService {

	private UserDao userDao = (UserDao) DaoFactory.getInstance().getDao(
			Globals.USER_DAO);

	/*
	 * 判断拥护的登陆是否成功,也就是查看数据库中有无该用户的存在;
	 */
	public boolean isLoginCorrect(String username, String password) {

		User user = userDao.getUserByName(username);
		if (user == null)
			return false;
		if (user.getPassword().equals(password)) {
			return true;
		} else {
			return false;
		}
	}

	/*
	 * 注册
	 */
	public void register(User user) {
		userDao.addUser(user);
	}
	
	/*
	 * 增加
	 */
	public void addUser(User user) {
		userDao.addUser(user);
	}

	/*
	 * 判断用户是否存在
	 */
	public boolean isUserExist(User user) {
		return userDao.isUserExist(user.getUsername());
	}

	/*
	 * 根据名字查找
	 */
	public User getUserByName(String name) {
		return userDao.getUserByName(name);
	}

	/*
	 * 查找属于某个用户的所有useritem信息
	 */
	public Collection<UserItem> getUserItem(User user) {
		return userDao.getUserItem(user);
	}

	/*
	 * 添加一个useritem信息
	 */
	public void addUserItem(UserItem useritem) {
		userDao.addUserItem(useritem);
	}

	/*
	 * 根据给定的id号查找指定的useritem信息
	 */
	public UserItem getUserItemById(Integer useritemid) {
		return userDao.getUserItemById(useritemid);
	}

	/*
	 * 根据给定的id号删除指定的useritem信息
	 */
	public void deleteUserItem(Integer id) {
		userDao.deleteUserItem(id);
	}
	
	public Collection<User> findAllUser(){
		return userDao.alluser();
	}
	
	public void deleteUser(User user){
		userDao.deleteUser(user);
	}
	
	public void modifyUser(User user){
		userDao.modify(user);
	}
}