private void StartLoopProcessMsgs(EWrapperImpl wrapper, EReader reader, CancellationToken stoppingToken)
{
while (wrapper.ClientSocket.IsConnected() && !stoppingToken.IsCancellationRequested)
{
wrapper.signal.waitForSignal();
reader.processMsgs();
}
subscription.SetNotRequestedForAllSymbols();
}
private void StartSubscribeProcess(EWrapperImpl wrapper, CancellationToken stoppingToken)
{
while (wrapper.ClientSocket.IsConnected() && !stoppingToken.IsCancellationRequested)
{
this.subscription.ForUnsubscribed((mapping, contract) =>
{
wrapper.ClientSocket.reqMktData(mapping.RequestId, contract, string.Empty, false, false, null);
mapping.RequestStatus = RequestStatus.RequestSuccess;
});
Thread.Sleep(TimeSpan.FromSeconds(2));
}
}
private void StartLoopProcess(string host, int port, int clientId, CancellationToken token)
{
try
{
logger.LogDebug("Starting connection TWS...");
foreach (var contract in option.Mapping)
{
subscription.AddSymbol(contract.Key, contract.Value);
}
var wrapper = new EWrapperImpl(subscription, queue, state, loggerFactory);
logger.LogDebug("Connecting to {0}:{1} ...", option.Host, option.Port);
wrapper.ClientSocket.eConnect(host, port, clientId);
while (!wrapper.ClientSocket.IsConnected() && !token.IsCancellationRequested)
{
logger.LogDebug("Waiting connection to {0}:{1}", option.Host, option.Port);
Thread.Sleep(TimeSpan.FromSeconds(1));
}
logger.LogInformation("Successfully connected to {0}:{1} ...", option.Host, option.Port);
var reader = new EReader(wrapper.ClientSocket, wrapper.signal); reader.Start();
Task.Run(() => StartSubscribeProcess(wrapper, token));
StartLoopProcessMsgs(wrapper, reader, token);
logger.LogDebug("Disconnecting to TWS {0}:{1}", option.Host, option.Port);
wrapper.ClientSocket.eDisconnect();
wrapper.ClientSocket.Close();
logger.LogInformation("Successfully disconnected {0}:{1} ...", option.Host, option.Port);
}
catch (Exception e)
{
logger.LogError("TwsProducer.StartLoopProcess error: {0}:{1}", e.GetType().Name, e.Message);
return;
}
finally
{
subscription.ClearSymbols();
}
}