private async Task <TResult> DoWithConnectedTcpClientAsync <TResult>(
Func <Stream, Task <TResult> > doWithNetworkStream)
{
TcpClientHolder tcpClientHolder = null;
try
{
tcpClientHolder = await _connectionsPool.Acquire();
return(await doWithNetworkStream(tcpClientHolder.NetworkStream));
}
catch (SocketException socketException)
{
_logger.LogError(socketException);
throw new CoreRpcCommunicationException(
$"Error dispatching a call to the server: {socketException.Message}");
}
finally
{
if (tcpClientHolder != null)
{
_connectionsPool.Release(tcpClientHolder);
}
}
}
private async Task CloseTcpClient(TcpClientHolder tcpClientHolder)
{
if (tcpClientHolder.TcpClient.Connected)
{
await ExceptionsHandlingHelper.ExecuteWithExceptionLogging(
() => SendDataAsync(
tcpClientHolder.NetworkStream,
NetworkConstants.EndOfSessionMessageBytes),
async() =>
{
// ReSharper disable once AccessToDisposedClosure - synchronous code
tcpClientHolder.TcpClient.Close();
await tcpClientHolder.NetworkStream.DisposeAsync();
},
_logger);
}
tcpClientHolder.TcpClient.Dispose();
}
