c# 本人自创通用流程式工厂模式，欢迎讨论

using System;

namespace FactoryEntity
{
    public class RequestBaseEntity
    {
        public virtual Type EntityType { get; set; }
        public virtual string Namespace { get; set; }
        public virtual string Services { get; set; }
        public virtual string Url { get; set; }
    }
}

using System;

namespace FactoryEntity
{
    public class HeaderBaseEntity
    {
        //     服务器机器名
        public string DstSystemName { get; set; }

        //     接口处理开始时间
        public DateTime InterfaceProcessStart { get; set; }

        //     接口处理结束时间
        public DateTime InterfaceProcessEnd { get; set; }

        //     响应时间
        public string RspTime { get; }

        //     请求响应唯一标示
        public string ReqUID { get; set; }

        //     响应代码
        public string RspCode { get; set; }

        //     响应说明
        public string RspDesc { get; set; }
    }
}

namespace FactoryEntity
{
    public class ResponseBseEntity
    {
    }
}

using FactoryEntity;

namespace ProcessServices
{
    #region 主线流程接口
    /// <summary>
    /// 业务验证
    /// </summary>
    public interface IBusinessVerication { bool BusinessVerication(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response); }
    /// <summary>
    /// 流程执行前操作
    /// </summary>
    public interface IActionBef { bool ActionBef(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response); }
    /// <summary>
    /// 流程执行后操作
    /// </summary>
    public interface IActionAfter { bool ActionAfter(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response); }
    /// <summary>
    /// 流程执行发生异常
    /// </summary>
    public interface IActionFail { void ActionFail(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response); }
    /// <summary>
    /// 流程执行成功操作
    /// </summary>
    public interface IActionSuccess { bool ActionSuccess(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response); }
    /// <summary>
    /// 流程开始执行
    /// </summary>
    public interface IExecution { bool Execution(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response); }
    /// <summary>
    /// 流程主入口
    /// </summary>
    public interface IAction : IBusinessVerication, IActionBef, IActionAfter, IActionFail, IActionSuccess, IExecution { ResponseBseEntity Action(RequestBaseEntity request, ref HeaderBaseEntity header); }
    #endregion

    #region 抽象产品流程
    public abstract class ProcessMain : IAction
    {
        #region 主流程
        public virtual ResponseBseEntity Action(RequestBaseEntity request, ref HeaderBaseEntity header)
        {
            ResponseBseEntity res = new ResponseBseEntity();
            if (BusinessVerication(request, ref header, ref res))//执行前验证
            {
                if (ActionAfter(request, ref header, ref res))//执行前操作
                {
                    if (Execution(request, ref header, ref res))//开始执行
                    {
                        if (ActionBef(request, ref header, ref res))//执行完成后操作
                        {
                            if (ActionSuccess(request, ref header, ref res))//执行完成
                            {
                                return res;
                            }
                        }
                    }
                }
            }
            ActionFail(request, ref header, ref res);//执行发生异常
            return res;
        }
        #endregion

        #region 流程辅助方法

        public abstract bool ActionAfter(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response);

        public abstract bool ActionBef(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response);

        public abstract void ActionFail(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response);

        public abstract bool ActionSuccess(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response);

        public abstract bool BusinessVerication(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response);

        public abstract bool Execution(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response);
        #endregion
    }
    #endregion
}

using System.Reflection;
using FactoryEntity;
using ProcessServices;

namespace FactoryPatterns
{
    #region 产品定义
    /// <summary>
    /// 产品列表接口
    /// </summary>
    public interface IProductList { ResponseBseEntity ProductList(RequestBaseEntity requst, ref HeaderBaseEntity header); }
    /// <summary>
    /// 产品接口
    /// </summary>
    public interface IProduct { ResponseBseEntity Product(RequestBaseEntity request, ref HeaderBaseEntity header); }
    /// <summary>
    /// 流程下单接口
    /// </summary>
    public interface IOrderCreate { ResponseBseEntity OrderCreate(RequestBaseEntity request, ref HeaderBaseEntity header); }
    #endregion

    #region 不同工厂具体实现
    public class TaoBaoProductServices : ProcessMain, IProduct
    {
        public override bool ActionAfter(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response){return true;}
        public override bool ActionBef(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override void ActionFail(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) {}
        public override bool ActionSuccess(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override bool BusinessVerication(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override bool Execution(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public ResponseBseEntity Product(RequestBaseEntity requst, ref HeaderBaseEntity header)
        {
            return base.Action(requst,ref header);
        }
    }
    public class TaoBaoProductListServices : ProcessMain, IProductList
    {
        public override bool ActionAfter(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override bool ActionBef(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override void ActionFail(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { }
        public override bool ActionSuccess(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override bool BusinessVerication(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override bool Execution(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public ResponseBseEntity ProductList(RequestBaseEntity requst, ref HeaderBaseEntity header)
        {
            return base.Action(requst, ref header);
        }
    }
    public class TaoBaoOrderCreateServices : ProcessMain, IOrderCreate
    {
        public override bool ActionAfter(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override bool ActionBef(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override void ActionFail(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { }
        public override bool ActionSuccess(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override bool BusinessVerication(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public override bool Execution(RequestBaseEntity request, ref HeaderBaseEntity header, ref ResponseBseEntity response) { return true; }
        public ResponseBseEntity OrderCreate(RequestBaseEntity requst, ref HeaderBaseEntity header)
        {
            return base.Action(requst, ref header);
        }
    }
    #endregion

    #region FactoryServices
    public class FactoryPatterns
    {
        public IAction FactoryServices { get; set; }
        public FactoryPatterns(RequestBaseEntity request)
        {
            FactoryServices = (IAction)Assembly.Load(request.Namespace).CreateInstance(string.Format("{0}.{1}", request.Namespace, request.Services));
        }
    }
    #endregion 

    #region 框架测试
    public class FactoryTest
    {
        public static void UnitTest()
        {
            var header = new HeaderBaseEntity();
            var request = new RequestBaseEntity() { Namespace = "FactoryPatterns", Services = "TaoBaoProductServices" };
            var factory = new FactoryPatterns(request).FactoryServices;
            factory.Action(request, ref header);
        }
    }
    #endregion
}