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bool to check if the stream is closed #5

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bool to check if the stream is closed #5

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12 changes: 10 additions & 2 deletions OpenPlayerIO/Connection.cs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
using System;
using System;
using System.IO;
using System.Linq;
using System.Net;
Expand Down Expand Up @@ -38,6 +38,8 @@ public class Connection
private readonly byte[] _buffer = new byte[65536];
private readonly string _joinKey;

private bool _streamDisposed;

/// <summary> Send a message to the connected client. </summary>
/// <param name="message"> The message to send. </param>
public void Send(Message message) => _socket.Send(_serializer.Serialize(message));
Expand Down Expand Up @@ -71,6 +73,7 @@ public Connection(ServerEndpoint endpoint, string joinKey, MultiplayerProxy prox
_socket.Connect(endpoint.Address, endpoint.Port);

_stream = new NetworkStream(_socket);
_streamDisposed = false;

_serializer = new BinarySerializer();
_deserializer = new BinaryDeserializer();
Expand All @@ -93,18 +96,23 @@ public Connection(ServerEndpoint endpoint, string joinKey, MultiplayerProxy prox

private void ReceiveCallback(IAsyncResult ar)
{
if (_streamDisposed) return;

var length = _stream.EndRead(ar);
var received = _buffer.Take(length).ToArray();

if (length == 0)
Terminate(new Exception("Connection unexpectedly terminated. (receivedBytes == 0)"));

_deserializer.AddBytes(received);

if (_streamDisposed) return;
_stream.BeginRead(_buffer, 0, _buffer.Length, new AsyncCallback(this.ReceiveCallback), null);
}

private void Terminate(Exception exception)
{
_streamDisposed = true;
_stream.Close();
_socket.Disconnect(false);
_socket.Close();
Expand All @@ -116,4 +124,4 @@ private void Terminate(Exception exception)
else throw new PlayerIOError(ErrorCode.InternalError, string.Concat(new[] { "Connection from ", _endpoint.Address, " was closed. ", ", message: ", exception.Message }));
}
}
}
}