c# wpf 实现文件上传功能

最近在做一个项目，用到上传下载功能，因此我整理了一个Damo(使用三层架构所写)，与同行们分享一下，希望对同行们有所帮助，我附带了一个数据库表，通过这个Damo可以实现将任何格式的文件上传至数据库和本地服务器，同时欢迎浏览者提出宝贵的意见。

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Bll
{
    public class Class1
    {
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件       4096  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Bll\bin\Debug\Bll.dll

     文件      13824  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Bll\bin\Debug\Bll.pdb

     文件       5632  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Bll\bin\Debug\Dal.dll

     文件      15872  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Bll\bin\Debug\Dal.pdb

     文件       4608  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Bll\bin\Debug\Model.dll

     文件      13824  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Bll\bin\Debug\Model.pdb

     文件       2714  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Bll\Bll.csproj

     文件        155  2015-01-12 14:07  上传下载Damo\UploadAndDownloadDemo\Bll\Class1.cs

     文件        721  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Bll\obj\Debug\Bll.csproj.FileListAbsolute.txt

     文件       8467  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Bll\obj\Debug\Bll.csprojResolveAssemblyReference.cache

     文件       4096  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Bll\obj\Debug\Bll.dll

     文件      13824  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Bll\obj\Debug\Bll.pdb

     文件       5822  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Bll\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件       1356  2015-01-12 14:07  上传下载Damo\UploadAndDownloadDemo\Bll\Properties\AssemblyInfo.cs

     文件        386  2015-01-12 14:31  上传下载Damo\UploadAndDownloadDemo\Bll\UploadAndDownloadBll.cs

     文件       5632  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Dal\bin\Debug\Dal.dll

     文件      15872  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Dal\bin\Debug\Dal.pdb

     文件       4608  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Dal\bin\Debug\Model.dll

     文件      13824  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Dal\bin\Debug\Model.pdb

     文件        155  2015-01-12 14:06  上传下载Damo\UploadAndDownloadDemo\Dal\Class1.cs

     文件       2587  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Dal\Dal.csproj

     文件       1136  2015-01-12 14:50  上传下载Damo\UploadAndDownloadDemo\Dal\DBHelper.cs

     文件        569  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Dal\obj\Debug\Dal.csproj.FileListAbsolute.txt

     文件       5898  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Dal\obj\Debug\Dal.csprojResolveAssemblyReference.cache

     文件       5632  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Dal\obj\Debug\Dal.dll

     文件      15872  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Dal\obj\Debug\Dal.pdb

     文件       5742  2015-01-12 14:35  上传下载Damo\UploadAndDownloadDemo\Dal\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

     文件       1356  2015-01-12 14:06  上传下载Damo\UploadAndDownloadDemo\Dal\Properties\AssemblyInfo.cs

     文件        857  2015-01-12 14:20  上传下载Damo\UploadAndDownloadDemo\Dal\UploadAndDownloadDal.cs

     文件       4608  2015-01-12 14:34  上传下载Damo\UploadAndDownloadDemo\Model\bin\Debug\Model.dll

............此处省略85个文件信息