C# 通过ftp 下载文件失效?
下载下来的文件大小与服务器上大小相同,但是无法使用此文件.
也不报错,没异常,偶发性的.
通过vpn连到公司内网,再下载文件出现这样的情况比较高.
下载的文件是图片.查看图片时 下载的文件可能已损坏损毁或者过大.
蛋碎...跪求大神解决
C# 通过ftp 下载文件失效
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1条回答 默认 最新
- shaoan886 2014-11-24 03:22关注
现在我来贴一下代码` FileStream outputStream = FileOperate.FileCreateGetStream(filePath + "\" + fileName);
try
{
FtpWebRequest reqFTP;
reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(ftpURI + fileName));
reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
reqFTP.Proxy = null;
reqFTP.Method = WebRequestMethods.Ftp.DownloadFile;
reqFTP.UseBinary = true;
FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
Stream ftpStream = response.GetResponseStream();
// long cl = response.ContentLength;
int bufferSize = 2048;
int readCount;
byte[] buffer = new byte[bufferSize];
readCount = ftpStream.Read(buffer, 0, bufferSize);//ftpStream.pe while (readCount > 0) { outputStream.Write(buffer, 0, readCount); readCount = ftpStream.Read(buffer, 0, bufferSize); } outputStream.Flush(); ftpStream.Close(); response.Close(); //outputStream.Close(); //response.Close(); } catch (Exception ex) { throw new Exception(ex.Message); } finally { outputStream.Close(); outputStream.Dispose(); }`
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