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//客户端发送文件<br>static void Main(string[] args) { Upload_Request("http://192.168.0.4:8099/WebService/AndroidProcessRequest.aspx", @"E:\vid20140213160351.zip", @"E:\vid20140213160351.zip"); } private
static int Upload_Request(string
address, string
fileNamePath, string
saveName) { int
returnValue = 0; // 要上传的文件 FileStream fs = new
FileStream(fileNamePath, FileMode.Open, FileAccess.ReadWrite,FileShare.ReadWrite); BinaryReader r = new
BinaryReader(fs); //时间戳 string
strBoundary = "----------"
+ DateTime.Now.Ticks.ToString("x"); byte[] boundaryBytes = Encoding.ASCII.GetBytes("\r\n--"
+ strBoundary + "\r\n"); //请求头部信息 StringBuilder sb = new
StringBuilder(); sb.Append("--"); sb.Append(strBoundary); sb.Append("\r\n"); sb.Append("Content-Disposition: form-data; name=\""); sb.Append("file"); sb.Append("\"; filename=\""); sb.Append(saveName); sb.Append("\""); sb.Append("\r\n"); sb.Append("Content-Type: "); sb.Append("application/octet-stream"); sb.Append("\r\n"); sb.Append("\r\n"); string
strPostHeader = sb.ToString(); byte[] postHeaderBytes = Encoding.UTF8.GetBytes(strPostHeader); // 根据uri创建HttpWebRequest对象 HttpWebRequest httpReq = (HttpWebRequest)WebRequest.Create(new
Uri(address)); httpReq.Method = "POST"; //对发送的数据不使用缓存 httpReq.AllowWriteStreamBuffering = false; //设置获得响应的超时时间（300秒） httpReq.Timeout = 300000; httpReq.ContentType = "multipart/form-data; boundary="
+ strBoundary; long
length = fs.Length + postHeaderBytes.Length + boundaryBytes.Length; long
fileLength = fs.Length; httpReq.ContentLength = length; try { //每次上传4k int
bufferLength = 4096; byte[] buffer = new
byte[bufferLength]; //已上传的字节数 long
offset = 0; //开始上传时间 DateTime startTime = DateTime.Now; int
size = r.Read(buffer, 0, bufferLength); Stream postStream = httpReq.GetRequestStream(); //发送请求头部消息 postStream.Write(postHeaderBytes, 0, postHeaderBytes.Length); while
(size > 0) { postStream.Write(buffer, 0, size); size = r.Read(buffer, 0, bufferLength); } //添加尾部的时间戳 postStream.Write(boundaryBytes, 0, boundaryBytes.Length); postStream.Close(); //获取服务器端的响应 WebResponse webRespon = httpReq.GetResponse(); Stream s = webRespon.GetResponseStream(); StreamReader sr = new
StreamReader(s); //读取服务器端返回的消息 String sReturnString = sr.ReadLine(); s.Close(); sr.Close(); if
(sReturnString == "Success") { returnValue = 1; } else
if (sReturnString == "Error") { returnValue = 0; } } catch
(Exception ex) { returnValue = 0; } finally { fs.Close(); r.Close(); } return
returnValue; } |
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//接收文件 aspx挂在iis上能自动调用该类public
void ProcessRequest(HttpContext context) { context.Response.ContentType = "text/plain"; context.Response.Write("id = "
+ context.Request.Form["id"] + ", name = "
+ context.Request.Form["name"] + ", count = "
+ context.Request.Files.Count); long
filelegth = long.Parse(context.Request.Form["id"]); //WritetoLog("1"); for
(int
i = 0; i < context.Request.Files.Count; i++) { try { HttpPostedFile aFile = context.Request.Files[i]; Stream mystream = aFile.InputStream; //FileStream fs = (FileStream)aFile.InputStream; //FileStream fs = new FileStream(aFile.FileName, FileMode.Open); FileStream fs; //FileStream fs = new FileStream(aFile.FileName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite); long
lStartPos = 0; WritetoLog(aFile.FileName); if
(aFile.ContentLength == 0 || String.IsNullOrEmpty(aFile.FileName)) continue; string
displayFileName = Path.GetFileName(aFile.FileName); string
realFileName = @"D:\"
+ displayFileName; //真實路徑 // WritetoLog(realFileName); if
(System.IO.File.Exists(realFileName)) { WritetoLog("111111111111111"); fs = File.Open(realFileName, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite); lStartPos = fs.Length; fs.Seek(lStartPos, System.IO.SeekOrigin.Current); //移动文件流中的当前指针 } else { WritetoLog("22222222222222"); fs = new
System.IO.FileStream(realFileName, System.IO.FileMode.Create); lStartPos = 0; } byte[] nbytes = new
byte[512]; int
nReadSize = 0; nReadSize = mystream.Read(nbytes, 0, 512); while
(nReadSize > 0) { fs.Write(nbytes, 0, nReadSize); nReadSize = mystream.Read(nbytes, 0, 512); } if
(filelegth == fs.Length) { } fs.Close(); mystream.Close(); //Console.WriteLine("下载完成"); //aFile.SaveAs(realFileName); //DownloadFile(context, realFileName, 10); } catch
(Exception ex) { WritetoLog(ex.ToString()); } } } |
原文：http://www.cnblogs.com/cowkeys/p/3549812.html