public RemoteFileInfo DownloadFile(DownloadRequest request)
{
try
{
// get some info about the input file
var filePath = Path.Combine("Upload", request.FileName);
var fileInfo = new FileInfo(filePath);
// report start
_log.Info("Sending stream " + request.FileName + " to client - Size: " + fileInfo.Length + " - " + Utility.GetMethodDescription());
Console.WriteLine(@"Sending stream " + request.FileName + @" to client");
Console.WriteLine(@"Size " + fileInfo.Length);
// check if exists
if (!fileInfo.Exists) throw new FileNotFoundException("File not found", request.FileName);
// open stream
var stream = new FileStream(filePath, FileMode.Open, FileAccess.Read);
// return result
var result = new RemoteFileInfo {FileName = request.FileName, Length = fileInfo.Length, FileByteStream = stream};
return result;
}
catch (Exception ex)
{
_log.Error("Errore nel download del file: " + Utility.GetMethodDescription() + " - fileName:" + request.FileName, ex);
throw;
}
}
public void UploadFile(RemoteFileInfo request)
{
try
{
// report start
_log.Info("Start uploading " + request.FileName + " to client - Size: " + request.Length + " - " + Utility.GetMethodDescription());
// create output folder, if does not exist
if (!Directory.Exists("Upload")) Directory.CreateDirectory("Upload");
// kill target file, if already exists
var filePath = Path.Combine("Upload", request.FileName);
if (File.Exists(filePath)) File.Delete(filePath);
const int chunkSize = 2048;
var buffer = new byte[chunkSize];
using (var writeStream = new FileStream(filePath, FileMode.CreateNew, FileAccess.Write))
{
do
{
// read bytes from input stream
int bytesRead = request.FileByteStream.Read(buffer, 0, chunkSize);
if (bytesRead == 0) break;
// write bytes to output stream
writeStream.Write(buffer, 0, bytesRead);
} while (true);
// report end
_log.Info("Upload terminato - " + Utility.GetMethodDescription());
writeStream.Close();
}
}
catch (Exception ex)
{
_log.Error("Errore nell'upload del file: " + Utility.GetMethodDescription() + " - fileName:" + request.FileName, ex);
throw;
}
}
