private Thread CreateReadThread()
{
return(ThreadHelper.DoBackground(() =>
{
while (Context.Client.Connected)
{
Context.AcquireReadLock();
Message message = null;
try
{
message = Context.Reader.ReadMessage();
}
catch (Exception e)
{
InvokeClientErrorEncountered(new TcpClientError(Context.Client, e));
}
if (message == null)
{
Context.ReleaseReadLock();
Thread.Sleep(1);
try
{
if (Context.Client.Client.Poll(0, SelectMode.SelectRead) &&
Context.Client.Client.Receive(new byte[1], SocketFlags.Peek) == 0)
{
break;
}
else
{
continue;
}
}
catch
{
break;
}
}
if (MessageReceived != null)
{
MessageReceived(this, new ItemEventArgs <Message>(message));
}
HandleMessage(message);
Context.ReleaseReadLock();
}
IsConnected = false;
InvokeDisconnecting(Context.Client);
InvokeDisconnected(Context.Client);
}));
}
public void Connect(string hostname)
{
if (IsConnected)
{
throw new InvalidOperationException();
}
do
{
var c = new TcpClient();
InvokeConnecting(c);
try
{
c.Connect(hostname, Port);
Context = ClientContext.FromClient(c);
Context.AcquireWriteLock();
Context.AcquireReadLock();
try
{
Context.Writer.WriteHello();
InvokeHelloSent(Context.Client);
Context.Reader.ReadHello();
}
finally
{
Context.ReleaseWriteLock();
Context.ReleaseReadLock();
}
InvokeHelloReceived(Context.Client);
ReadThread = CreateReadThread();
IsConnected = true;
}
catch (Exception e)
{
if (ConnectFailed != null)
{
ConnectFailed(this, new ItemEventArgs <Exception>(e));
}
try
{
c.Client.Dispose();
}
catch { }
try
{
c.Client.Shutdown(SocketShutdown.Both);
}
catch { }
try
{
c.Close();
}
catch { }
Thread.Sleep(1000);
}
} while (!IsConnected);
InvokeConnected(Context.Client);
}