winform上传

using System;
using System.Collections.Generic;
using System.Text;
using System.Net;
using System.IO;

namespace Common
{
/**//// <summary>
/// winform形式的文件传输类
/// </summary>
public class WinFileTransporter
{
/**//// <summary>
/// WebClient上传文件至服务器，默认不自动改名
/// </summary>
/// <param name="fileNamePath">文件名，全路径格式</param>
/// <param name="uriString">服务器文件夹路径</param>
public void UpLoadFile(string fileNamePath, string uriString)
{
            UpLoadFile(fileNamePath, uriString, false);
        }
/**//// <summary>
/// WebClient上传文件至服务器
/// </summary>
/// <param name="fileNamePath">文件名，全路径格式</param>
/// <param name="uriString">服务器文件夹路径</param>
/// <param name="IsAutoRename">是否自动按照时间重命名</param>
public void UpLoadFile(string fileNamePath, string uriString, bool IsAutoRename)
{
string fileName = fileNamePath.Substring(fileNamePath.LastIndexOf("\\") + 1);
string NewFileName = fileName;
if (IsAutoRename)
{
                NewFileName = DateTime.Now.ToString("yyMMddhhmmss") + DateTime.Now.Millisecond.ToString() + fileNamePath.Substring(fileNamePath.LastIndexOf("."));
            }

string fileNameExt = fileName.Substring(fileName.LastIndexOf(".") + 1);
if (uriString.EndsWith("/") == false) uriString = uriString + "/";

            uriString = uriString + NewFileName;
            Utility.LogWriter log = new Utility.LogWriter();
//log.AddLog(uriString, "Log");
//log.AddLog(fileNamePath, "Log");
/**//**/
/**//// 创建WebClient实例
            WebClient myWebClient = new WebClient();
            myWebClient.Credentials = CredentialCache.DefaultCredentials;
// 要上传的文件
            FileStream fs = new FileStream(fileNamePath, FileMode.Open, FileAccess.Read);
//FileStream fs = OpenFile();
            BinaryReader r = new BinaryReader(fs);
byte[] postArray = r.ReadBytes((int)fs.Length);
            Stream postStream = myWebClient.OpenWrite(uriString, "PUT");


try
{

//使用UploadFile方法可以用下面的格式
//myWebClient.UploadFile(uriString,"PUT",fileNamePath);


if (postStream.CanWrite)
{
                    postStream.Write(postArray, 0, postArray.Length);
                    postStream.Close();
                    fs.Dispose();
                    log.AddLog("上传日志文件成功！", "Log");
                }
else
{
                    postStream.Close();
                    fs.Dispose();
                    log.AddLog("上传日志文件失败，文件不可写！", "Log");
                }

            }
catch (Exception err)
{
                postStream.Close();
                fs.Dispose();
//Utility.LogWriter log = new Utility.LogWriter();
                log.AddLog(err, "上传日志文件异常！", "Log");
throw err;
            }
finally
{
                postStream.Close();
                fs.Dispose();
            }
        }


/**//**/
/**//// <summary>
/// 下载服务器文件至客户端

/// </summary>
/// <param name="URL">被下载的文件地址，绝对路径</param>
/// <param name="Dir">另存放的目录</param>
public void Download(string URL, string Dir)
{
            WebClient client = new WebClient();
string fileName = URL.Substring(URL.LastIndexOf("\\") + 1);  //被下载的文件名

string Path = Dir + fileName;   //另存为的绝对路径＋文件名
            Utility.LogWriter log = new Utility.LogWriter();
try
{
                WebRequest myre = WebRequest.Create(URL);
            }
catch (Exception err)
{
//MessageBox.Show(exp.Message,"Error"); 
                log.AddLog(err, "下载日志文件异常！", "Log");
            }

try
{
                client.DownloadFile(URL, fileName);
                FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
                BinaryReader r = new BinaryReader(fs);
byte[] mbyte = r.ReadBytes((int)fs.Length);

                FileStream fstr = new FileStream(Path, FileMode.OpenOrCreate, FileAccess.Write);

                fstr.Write(mbyte, 0, (int)fs.Length);
                fstr.Close();

            }
catch (Exception err)
{
//MessageBox.Show(exp.Message,"Error");
                log.AddLog(err, "下载日志文件异常！", "Log");
            }
        }

    }
}