In memory data access, a methodology to simplify agile development

using System;
using System.Collections.Generic;
using System.Text;
using InMemoryDal.Entities;

namespace InMemoryDal.Interfaces
{
    /// method to call to instantiate objects
    public delegate Customer CustomerDataAdapterHandler(Guid id, String firstname, String lastname, String address);//-> http://www.dotnetjunkies.com/WebLog/sstewart/archive/2006/08/30/145665.aspx

    /// <summary>
    /// Data access interface
    /// </summary>
    /// <remarks>
    /// GB 28/10/2008 22.39.07
    /// </remarks>
    public interface ICustomerDAL
    {
        List<Customer> Search(Guid id, String firstname, String lastname, String address, CustomerDataAdapterHandler customerDataAdapter);
    }
}