public override void Send(System.IO.Stream stream, TimeSpan timeout, Information options)
{
if (_disposed)
{
throw new ObjectDisposedException(this.GetType().FullName);
}
if (!_connect)
{
throw new ConnectionException();
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (stream.Length == 0)
{
throw new ArgumentOutOfRangeException("stream");
}
bool isCompress = true;
if (options != null)
{
if (options.Contains("IsCompress"))
{
isCompress = (bool)options["IsCompress"];
}
}
lock (_sendLock)
{
using (RangeStream targetStream = new RangeStream(stream, stream.Position, stream.Length - stream.Position, true))
{
try
{
List <KeyValuePair <byte, Stream> > list = new List <KeyValuePair <byte, Stream> >();
if (isCompress)
{
if (_otherCompressAlgorithm.HasFlag(CompressAlgorithm.Deflate))
{
BufferStream deflateBufferStream = null;
try
{
deflateBufferStream = new BufferStream(_bufferManager);
using (DeflateStream deflateStream = new DeflateStream(deflateBufferStream, CompressionMode.Compress, true))
{
byte[] compressBuffer = null;
try
{
compressBuffer = _bufferManager.TakeBuffer(1024 * 4);
int i = -1;
while ((i = targetStream.Read(compressBuffer, 0, compressBuffer.Length)) > 0)
{
deflateStream.Write(compressBuffer, 0, i);
}
}
finally
{
if (compressBuffer != null)
{
_bufferManager.ReturnBuffer(compressBuffer);
}
}
}
deflateBufferStream.Seek(0, SeekOrigin.Begin);
list.Add(new KeyValuePair <byte, Stream>((byte)1, deflateBufferStream));
}
catch (Exception e)
{
if (deflateBufferStream != null)
{
deflateBufferStream.Dispose();
}
throw e;
}
}
}
list.Add(new KeyValuePair <byte, Stream>((byte)0, new WrapperStream(targetStream, true)));
list.Sort((x, y) =>
{
int c = x.Value.Length.CompareTo(y.Value.Length);
if (c != 0)
{
return(c);
}
return(x.Key.CompareTo(y.Key));
});
#if DEBUG
if (list[0].Value.Length != targetStream.Length)
{
Debug.WriteLine("Send : {0}→{1} {2}",
NetworkConverter.ToSizeString(targetStream.Length),
NetworkConverter.ToSizeString(list[0].Value.Length),
NetworkConverter.ToSizeString(list[0].Value.Length - targetStream.Length));
}
#endif
for (int i = 1; i < list.Count; i++)
{
list[i].Value.Dispose();
}
BufferStream headerStream = new BufferStream(_bufferManager);
headerStream.WriteByte((byte)list[0].Key);
using (var dataStream = new UniteStream(headerStream, list[0].Value))
{
_connection.Send(dataStream, timeout, options);
}
}
catch (ConnectionException e)
{
throw e;
}
catch (Exception e)
{
throw new ConnectionException(e.Message, e);
}
}
}
}
