userdao.java

网上订餐系统

package com.newer.ajax.dao;

import java.util.HashMap;
import java.util.Map;

import com.newer.bean.User;

public class UserDao {
	public static final Map USERS = new HashMap();
	static{
		USERS.put("hello", "world");
		USERS.put("world", "world");
	}
	
	public User getUserByName(String name){
		User user = null;
		String password = (String)USERS.get(name);
		if(password!=null){
			user = new User();
			user.setName(name);
			user.setPassword(password);
		}
		return user;
	}
}