daofactory.java

超市进销存系统,采用mvc+DAO模式编写

package mybaobao;

public class DAOFactory {
    public static UserDAO getUserDAOImpl()
    {
    	return new UserDAOImpl();
    }
    public static BuyDAO getBuyDAOImpl()
    {
    	return new BuyDAOImpl();
    }
    public static SaleDAO getSaleDAOImpl()
    {
    	return new SaleDAOImpl();
    }
    public static ReserveDAO getReserveDAOImpl()
    {
    	return new ReserveDAOImpl();
    }
   
   
}