/// <summary>
/// Disconnects from IQFeed.
/// </summary>
public override async Task Disconnect()
{
client.Error -= OnError;
client.IntervalBar -= OnIntervalBar;
client.SymbolNotFound -= OnSymbolNotFound;
client.System -= OnSystemMessage;
await client.UnwatchAllAsync();
await client.DisconnectAsync();
client = null;
}
/// <summary>
/// Connects to IQFeed.
/// </summary>
/// <param name="host">The IQFeed host to connect to.</param>
/// <param name="port">The IQFeed port to connect to.</param>
public override async Task Connect(
string host, int port, CancellationToken token = default)
{
IPEndPoint ipEndPoint;
try
{
ipEndPoint = new IPEndPoint(IPAddress.Parse(host), port);
}
// If we are given a domain, perform a DNS lookup to find the host
catch (FormatException)
{
var ip = await GetIpAddress(host, token);
ipEndPoint = new IPEndPoint(ip, port);
}
client = DerivativeClientFactory.CreateNew(ipEndPoint.Address.ToString(), port);
await client.ConnectAsync();
}