daofactory.java

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package com.sato.server.dao.factory;

import com.sato.server.dao.ConfigFile;
import com.sato.server.dao.impl.UserDAOimpl;
import com.sato.server.dao.impl.XMLUserDaoImpl;
import com.sato.server.dao.inf.UserDAO;

public class DAOFactory {
	
	//5 工厂用来 选择哪一个 DAO实现

	public static UserDAO createUserDAO() {

		ConfigFile cf=new ConfigFile("./config/config.ini");
		String type=cf.getValue("type");
		UserDAO userdao = null;
		if(type.equals("XML")){
			userdao=new XMLUserDaoImpl();
		}
		if(type.equals("oracle")){
			userdao = new UserDAOimpl();
		}
//		userdao = new UserDAOimpl();
		return userdao;

	}

}