上传代码:
public void upLoad(string localFileName, string folderName, string ReportID)
{
NetworkCredential nCredl = new NetworkCredential("ftpuser", "53v61M3j");
FtpWebRequest ftpQ = (FtpWebRequest)FtpWebRequest.Create(new Uri("ftp://hl-tmi.com/hms/" + folderName + "/" + ReportID + ".pdf"));
ftpQ.KeepAlive = false;
ftpQ.UseBinary = true;
ftpQ.Credentials = nCredl;
ftpQ.Method = WebRequestMethods.Ftp.UploadFile;
int buffLength = 2048; ////
byte[] buff = new byte[buffLength];
FileInfo file = new FileInfo(localFileName);
FileStream fs = file.OpenRead();
try
{
Stream strm = ftpQ.GetRequestStream();
int contentLen = fs.Read(buff, 0, buffLength);
int allbye = (int)file.Length;
while (contentLen != 0)
{
strm.Write(buff, 0, contentLen);
contentLen = fs.Read(buff, 0, buffLength);
}
// 关闭两个流
strm.Close();
fs.Close();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message+"\r\n"+ex.StackTrace);
}
}
下载代码:
public static string returnFilePath(string folderName, string ReportID)
{
try
{
NetworkCredential nCredl = new NetworkCredential("ftpuser", "53v61M3j");
FtpWebRequest ftpQ = (FtpWebRequest)FtpWebRequest.Create(new Uri("ftp://hl-tmi.com/hms/" + folderName + "/" + ReportID + ".pdf"));
ftpQ.KeepAlive = false;
ftpQ.UseBinary = true;
ftpQ.Credentials = nCredl;
ftpQ.Method = WebRequestMethods.Ftp.DownloadFile;
FtpWebResponse response = (FtpWebResponse)ftpQ.GetResponse();
long cl = response.ContentLength;
string returnPath = @"" + Application.StartupPath + "\\downFromFtp.pdf";
if (File.Exists(returnPath))
{
File.Delete(returnPath);
}
Stream responseStream = response.GetResponseStream();
FileStream filestream = new FileStream(returnPath, FileMode.Create, FileAccess.Write);
int buflength = 8196;
byte[] buffer = new byte[buflength];
int bytesRead = 1;
while (bytesRead != 0)
{
bytesRead = responseStream.Read(buffer, 0, buflength);
filestream.Write(buffer, 0, bytesRead);
}
filestream.Close();
return returnPath;
}
catch (Exception)
{
return "";
}
}