/// <summary>
/// Read all the network ReadStream content and write it to the given stream
/// </summary>
/// <param name="stream">Stream to process, must be a writable stream</param>
/// <exception cref="ArgumentException"></exception>
/// <exception cref="NetworkException"></exception>
public void NetworkStreamToStream(Stream stream)
{
if (!stream.CanWrite)
{
// The stream can't be written : invalid argument
throw new ArgumentException();
}
// Get the data lenght first
var dataLength = long.Parse(ReadLine());
// Send ready flag
WriteLine("{OK}");
var buffer = new byte[DEFAULT_BUFFER_SIZE];
long bytesWritten = 0;
try
{
// Notify that the stream transfert started if the handler has been implemented
StreamTransfertStartEvent?.Invoke(dataLength);
int bytesRead;
while ((bytesRead = binaryReader.Read(buffer, 0, buffer.Length)) > 0)
{
stream.Write(buffer, 0, bytesRead);
bytesWritten += bytesRead;
// Notify that the stream transfert progress changed if the handler has been implemented
StreamTransfertProgressEvent?.Invoke(bytesWritten);
// The file has been totally written
if (bytesWritten == dataLength)
{
break;
}
}
}
catch (Exception)
{
StreamTransfertFailEvent?.Invoke();
throw new NetworkException();
}
}
/// <summary>
/// Read all the given ReadStream content and write it to the network stream as byte arrays, flushing each time
/// </summary>
/// <param name="stream">Stream to process, must be a readable stream</param>
/// <exception cref="ArgumentException"></exception>
/// <exception cref="NetworkException"></exception>
public void StreamToNetworkStream(Stream stream)
{
if (!stream.CanRead)
{
// The stream can't be read : invalid argument
throw new ArgumentException();
}
WriteLine(stream.Length.ToString());
stream.Position = 0;
// Wait for ready flag
ReadLine();
var buffer = new byte[DEFAULT_BUFFER_SIZE];
int bytesRead;
long bytesWritten = 0;
// Notify that the stream transfert started if the handler has been implemented
StreamTransfertStartEvent?.Invoke(stream.Length);
while ((bytesRead = stream.Read(buffer, 0, buffer.Length)) > 0)
{
try
{
binaryWriter.Write(buffer, 0, bytesRead);
binaryWriter.Flush();
bytesWritten += bytesRead;
// Notify that the stream transfert progress changed if the handler has been implemented
StreamTransfertProgressEvent?.Invoke(bytesWritten);
}
catch (Exception)
{
StreamTransfertFailEvent?.Invoke();
throw new NetworkException();
}
}
}
