public void SubscribeToNewsHeadlineStream()
{
string searchKeywords = SearchTextBox.Text;
App.ctx.BeginLogIn(App.USERNAME, App.PASSWORD, a =>
{
App.ctx.EndLogIn(a);
//Next we create a connection to the streaming api, using the authenticated session
streamingClient = App.StreamingClient;
streamingClient.Connect();
//And instantiate a listener for news headlines on the appropriate topic
//You can have multiple listeners on one connection
newsListener = streamingClient.BuildNewsHeadlinesListener(searchKeywords);
newsListener.Start();
//The MessageRecieved event will be triggered every time a new News headline is available,
//so attach a handler for that event, and wait until something comes through
NewsDTO recievedNewsHeadline = null;
newsListener.MessageReceived += (s, e) =>
{
recievedNewsHeadline = e.Data;
//Add this new news headline to the main items collection.
ItemViewModel item = new ItemViewModel();
item.Headline = recievedNewsHeadline.Headline;
item.PublishDate = recievedNewsHeadline.PublishDate.ToString();
recievedNewsHeadline.StoryId = recievedNewsHeadline.StoryId;
App.ViewModel.LoadData(item);
};
}, null);
}
private void BuildClients()
{
Dispatcher.BeginInvoke(() => listBox1.Items.Add("creating rpc client"));
RpcClient = new Client(RPC_URI, "CI-WP7");
RpcClient.BeginLogIn(USERNAME, PASSWORD, ar =>
{
var session = RpcClient.EndLogIn(ar);
ThreadPool.QueueUserWorkItem(_ =>
{
Dispatcher.BeginInvoke(() => listBox1.Items.Add("creating listeners"));
StreamingClient = StreamingClientFactory.CreateStreamingClient(STREAM_URI, USERNAME, session.Session);
MarketPricesStream = StreamingClient.BuildPricesListener(new[] { MarketId });
MarketPricesStream.MessageReceived += OnMarketPricesStreamMessageReceived;
OrdersStream = StreamingClient.BuildOrdersListener();
OrdersStream.MessageReceived += OnOrdersStreamMessageReceived;
Dispatcher.BeginInvoke(() => listBox1.Items.Add("getting account info"));
RpcClient.AccountInformation.BeginGetClientAndTradingAccount(ar2 =>
{
Account = RpcClient.AccountInformation.EndGetClientAndTradingAccount(ar2);
Dispatcher.BeginInvoke(() => listBox1.Items.Add("getting market info"));
RpcClient.Market.BeginGetMarketInformation(MarketId.ToString(), ar3 =>
{
Market = RpcClient.Market.EndGetMarketInformation(ar3).MarketInformation;
Dispatcher.BeginInvoke(() => button1.IsEnabled = true);
}, null);
}, null);
});
}, null);
}
public void SetupFixture()
{
_rpcClient = BuildRpcClient();
_streamingClient = _rpcClient.CreateStreamingClient();
_CFDmarketId = GetAvailableCFDMarkets(_rpcClient)[0].MarketId;
_accounts = _rpcClient.AccountInformation.GetClientAndTradingAccount();
}
public MainPage()
{
InitializeComponent();
Dispatcher.BeginInvoke(() =>
{
StartButton.IsEnabled = false;
StopButton.IsEnabled = false;
});
// need to set up the serializer to be used by stream listeners
StreamingClientFactory.SetSerializer(new Serializer());
// build an rpc client and log it in.
rpcClient = new Client(new Uri(StaticTestConfig.RpcUrl), new Uri(StaticTestConfig.StreamingUrl), StaticTestConfig.AppKey);
rpcClient.StartMetrics();
// get a session from the rpc client
rpcClient.BeginLogIn(StaticTestConfig.ApiUsername, StaticTestConfig.ApiPassword, ar =>
{
rpcClient.EndLogIn(ar);
rpcClient.MagicNumberResolver.PreloadMagicNumbersAsync();
Debug.WriteLine("creating client");
// build a streaming client.
_streamingClient = StreamingClientFactory.CreateStreamingClient(new Uri(StaticTestConfig.StreamingUrl), StaticTestConfig.ApiUsername, rpcClient.Session);
Debug.WriteLine("connecting client");
// note: due to internal changes the 'connect' method
// name is a misnomer: no actual network activity is occuring,
// only the building of the necessary client connections for
// each of the published data adapters. Actual connection is
// performed on demand for each adapter. This minimizes startup time.
// the upside to this is that there is no need to run .Connect in a separate thread.
Debug.WriteLine("client connected");
// from this point there should be no need to stop, disconnect or dispose of the
// client instance. But if you choose to disconnect a StreamingClient, it should
// be disposed and reinstantiated. it is a one use object at this point as this is
// the only usage pattern presented in the sample code.
Dispatcher.BeginInvoke(() =>
{
listBox1.Items.Add("logged in");
StartButton.IsEnabled = true;
StopButton.IsEnabled = false;
});
}, null);
}
public void SetupFixture()
{
_rpcClient = BuildRpcClient();
_streamingClient = _rpcClient.CreateStreamingClient();
_CFDmarketId = GetAvailableCFDMarkets(_rpcClient)[0].MarketId;
_accounts = _rpcClient.AccountInformation.GetClientAndTradingAccount();
}
public MainPage()
{
InitializeComponent();
Dispatcher.BeginInvoke(() =>
{
StartButton.IsEnabled = false;
StopButton.IsEnabled = false;
});
// build an rpc client and log it in.
rpcClient = new Client(new Uri(RpcServerHost));
// get a session from the rpc client
rpcClient.BeginLogIn(UserName, Password, ar =>
{
rpcClient.EndLogIn(ar);
Debug.WriteLine("creating client");
// build a streaming client.
_streamingClient = StreamingClientFactory.CreateStreamingClient(new Uri(PushServerHost), UserName, rpcClient.Session);
Debug.WriteLine("connecting client");
// note: due to internal changes the 'connect' method
// name is a misnomer: no actual network activity is occuring,
// only the building of the necessary client connections for
// each of the published data adapters. Actual connection is
// performed on demand for each adapter. This minimizes startup time.
// the upside to this is that there is no need to run .Connect in a separate thread.
Debug.WriteLine("client connected");
// from this point there should be no need to stop, disconnect or dispose of the
// client instance. But if you choose to disconnect a StreamingClient, it should
// be disposed and reinstantiated. it is a one use object at this point as this is
// the only usage pattern presented in the sample code.
Dispatcher.BeginInvoke(() =>
{
listBox1.Items.Add("logged in");
StartButton.IsEnabled = true;
StopButton.IsEnabled = false;
});
}, null);
}
public static void ConnectCIAPI()
{
CIAPI_Client = new CIAPI.Rpc.Client(RPC_URI);
CIAPI_Client.LogIn(USERNAME, PASSWORD);
StreamingClient = StreamingClientFactory.CreateStreamingClient(STREAMING_URI, USERNAME, CIAPI_Client.SessionId);
StreamingClient.Connect();
IsConnected = true;
}
public void InitializeStreamingClient(ReliableAsyncResult ar)
{
RpcClient.EndLogIn(ar);
// need to set up the serializer to be used by stream listeners
StreamingClientFactory.SetSerializer(new Serializer());
StreamingClient = StreamingClientFactory.CreateStreamingClient(STREAMING_URI, RpcClient.UserName,
RpcClient.Session);
LogToScreen("rpc client logged in");
}
public void InitializeStreamingClient(ReliableAsyncResult ar)
{
RpcClient.EndLogIn(ar);
// need to set up the serializer to be used by stream listeners
StreamingClientFactory.SetSerializer(new Serializer());
StreamingClient = StreamingClientFactory.CreateStreamingClient(STREAMING_URI, RpcClient.UserName,
RpcClient.Session);
LogToScreen("rpc client logged in");
}
private static Dictionary <int, List <PriceDTO> > ListenToPricesFor(IStreamingClient streamingClient,
IEnumerable <int> markets, TimeSpan within, int minPricesToCollect)
{
var gates = new Dictionary <int, ManualResetEvent>();
var priceListeners = new Dictionary <int, IStreamingListener>();
var collectedPrices = new Dictionary <int, List <PriceDTO> >();
foreach (var market in markets)
{
var gate = new ManualResetEvent(false);
gates.Add(market, gate);
var prices = new List <PriceDTO>();
collectedPrices.Add(market, prices);
var priceListener = streamingClient.BuildPricesListener(new[] { market });
priceListener.MessageReceived += (s, e) =>
{
prices.Add(e.Data);
if (prices.Count >= minPricesToCollect)
{
gate.Set();
}
};
priceListeners.Add(market, priceListener);
priceListener.Start();
}
try
{
foreach (var market in markets)
{
if (!gates[market].WaitOne(within))
{
Assert.Fail("Not enough prices were collected for {0} within {1}. Required {2}. Got {3}",
market, within, minPricesToCollect, collectedPrices[market].Count);
}
}
}
finally
{
foreach (var market in markets)
{
priceListeners[market].Stop();
}
}
return(collectedPrices);
}
private void BuildClients()
{
//Hook up a logger for the CIAPI.CS libraries
LogManager.CreateInnerLogger = (logName, logLevel, showLevel, showDateTime, showLogName, dateTimeFormat)
=> new SimpleDebugAppender(logName, logLevel, showLevel, showDateTime, showLogName, dateTimeFormat);
Dispatcher.BeginInvoke(() => listBox1.Items.Add("creating rpc client"));
RpcClient = new Client(RPC_URI, STREAM_URI, "CI-WP7");
RpcClient.BeginLogIn(USERNAME, PASSWORD, ar =>
{
_logger.Info("ending login");
var session = RpcClient.EndLogIn(ar);
ThreadPool.QueueUserWorkItem(_ =>
{
Dispatcher.BeginInvoke(() => listBox1.Items.Add("creating listeners"));
StreamingClient = RpcClient.CreateStreamingClient();
MarketPricesStream = StreamingClient.BuildPricesListener(new[] { MarketId });
MarketPricesStream.MessageReceived += OnMarketPricesStreamMessageReceived;
OrdersStream = StreamingClient.BuildOrdersListener();
OrdersStream.MessageReceived += OnOrdersStreamMessageReceived;
Dispatcher.BeginInvoke(() => listBox1.Items.Add("getting account info"));
RpcClient.AccountInformation.BeginGetClientAndTradingAccount(ar2 =>
{
Account = RpcClient.AccountInformation.EndGetClientAndTradingAccount(ar2);
Dispatcher.BeginInvoke(() => listBox1.Items.Add("getting market info"));
RpcClient.Market.BeginGetMarketInformation(MarketId.ToString(), ar3 =>
{
Market = RpcClient.Market.EndGetMarketInformation(ar3).MarketInformation;
Dispatcher.BeginInvoke(() => button1.IsEnabled = true);
}, null);
}, null);
});
}, null);
}
private void BuildClients()
{
//Hook up a logger for the CIAPI.CS libraries
LogManager.CreateInnerLogger = (logName, logLevel, showLevel, showDateTime, showLogName, dateTimeFormat)
=> new SimpleDebugAppender(logName, logLevel, showLevel, showDateTime, showLogName, dateTimeFormat);
Dispatcher.BeginInvoke(() => listBox1.Items.Add("creating rpc client"));
RpcClient = new Client(RPC_URI, STREAM_URI, "CI-WP7");
RpcClient.BeginLogIn(USERNAME, PASSWORD, ar =>
{
_logger .Info("ending login");
var session = RpcClient.EndLogIn(ar);
ThreadPool.QueueUserWorkItem(_ =>
{
Dispatcher.BeginInvoke(() => listBox1.Items.Add("creating listeners"));
StreamingClient = RpcClient.CreateStreamingClient();
MarketPricesStream = StreamingClient.BuildPricesListener(new[] { MarketId });
MarketPricesStream.MessageReceived += OnMarketPricesStreamMessageReceived;
OrdersStream = StreamingClient.BuildOrdersListener();
OrdersStream.MessageReceived += OnOrdersStreamMessageReceived;
Dispatcher.BeginInvoke(() => listBox1.Items.Add("getting account info"));
RpcClient.AccountInformation.BeginGetClientAndTradingAccount(ar2 =>
{
Account = RpcClient.AccountInformation.EndGetClientAndTradingAccount(ar2);
Dispatcher.BeginInvoke(() => listBox1.Items.Add("getting market info"));
RpcClient.Market.BeginGetMarketInformation(MarketId.ToString(), ar3 =>
{
Market = RpcClient.Market.EndGetMarketInformation(ar3).MarketInformation;
Dispatcher.BeginInvoke(() => button1.IsEnabled = true);
}, null);
}, null);
});
}, null);
}
static void Main(string[] args)
{
try
{
var adapter = new MyLoggerFactoryAdapter(null) { OnMessage = AddLogMessage };
LogManager.Adapter = adapter;
_client = new Client(RPC_URI);
_client.LogIn(USERNAME, PASSWORD);
_streamingClient = StreamingClientFactory.CreateStreamingClient(STREAMING_URI, USERNAME, _client.Session);
_streamingClient.Connect();
Console.WriteLine("Connected");
var accountInfo = _client.AccountInformation.GetClientAndTradingAccount();
var markets = _client.CFDMarkets.ListCfdMarkets("", "", accountInfo.ClientAccountId, -1).Markets;
var marketIds = markets.Select(market => market.MarketId).ToArray();
var listener = _streamingClient.BuildPricesListener(marketIds);
listener.MessageReceived += OnMessageReceived;
listener.Start();
Console.ReadKey();
_streamingClient.Disconnect();
_client.LogOut();
_client.Dispose();
}
catch (Exception exc)
{
Console.WriteLine(exc);
Trace.WriteLine(exc);
}
}
public void SetupFixture()
{
_authenticatedClient = new Client(Settings.RpcUri, Settings.StreamingUri, AppKey);
_authenticatedClient.LogIn(Settings.RpcUserName, Settings.RpcPassword);
_streamingClient = _authenticatedClient.CreateStreamingClient();
}
public void SetupFixture()
{
var authenticatedClient = new CIAPI.Rpc.Client(Settings.RpcUri);
authenticatedClient.LogIn(Settings.RpcUserName, Settings.RpcPassword);
streamingClient = StreamingClientFactory.CreateStreamingClient(Settings.StreamingUri, Settings.RpcUserName, authenticatedClient.Session);
}
public void SetUp()
{
_streamingClient = StreamingClientFactory.CreateStreamingClient(new Uri("http://a.server.com/"),
"username", "sessionId");
}
public void SetupFixture()
{
_authenticatedClient = new Client(Settings.RpcUri, Settings.StreamingUri, AppKey);
_authenticatedClient.LogIn(Settings.RpcUserName, Settings.RpcPassword);
_streamingClient = _authenticatedClient.CreateStreamingClient();
}
private void ToggleSubscribeButton_Click(object sender, RoutedEventArgs e)
{
if (ToggleSubscribeButtonlabel.Text == "Subscribe")
{
_rcpClient = new Rpc.Client(new Uri(RpcUriTextbox.Text));
var userName = UserNameTextbox.Text;
var streamingUri = new Uri(StreamingUriTextbox.Text);
var topic = TopicTextbox.Text;
Log("Creating session...");
_rcpClient.BeginLogIn(userName, PasswordTextbox.Text, loginResult =>
{
try
{
_rcpClient.EndLogIn(loginResult);
_logger.DebugFormat("Session is: {0}", _rcpClient.Session);
Log("Creating streaming client...");
_streamingClient = StreamingClientFactory.CreateStreamingClient(streamingUri, userName, _rcpClient.Session);
_streamingClient.StatusChanged += (s, message)
=> Log(string.Format("Status update: {0}", message.Status));
_streamingClient.Connect();
Log("Creating listener...");
_newsListener = _streamingClient.BuildNewsHeadlinesListener(topic);
Log("Starting listener...");
_newsListener.Start();
Log("Listening to news stream...");
_newsListener.MessageReceived += (s, message) =>
{
try
{
NewsDTO receivedNewsHeadline = message.Data;
Log(
string.Format(
"Received: NewsDTO: StoryId {0}, Headline {1}, PublishDate = {2}",
receivedNewsHeadline.StoryId,
receivedNewsHeadline.Headline,
//receivedNewsHeadline.PublishDate.ToString("u")));
// dates are currently strings
receivedNewsHeadline.PublishDate));
}
catch (Exception exception)
{
_logger.Error("Exception occured:", exception);
}
};
}
catch (Exception exception)
{
_logger.Error("Exception occured:", exception);
}
}, null);
ToggleSubscribeButtonlabel.Text = "Stop";
}
else
{
try
{
Log("Stopping listening to news stream...");
// D: abbreviating conditionals makes it hard to step
// and is also a good way to get bugs. you may notice that I always use
// blocks.
if (_newsListener != null)
{
_newsListener.Stop();
}
Log("Disconnecting from streaming server...");
if (_streamingClient != null)
{
_streamingClient.Disconnect();
}
Log("Deleting session...");
if (_rcpClient != null )
{
// REMOVEME: i commented this out and still getting the ObjectDisposed exception
// so it is not in the RpcClient
_rcpClient.BeginLogOut(logoutResult =>
{
// FIXME: id/session invalid - getting back LoggedOut: false
/*do nothing*/
var breakTarget = 0;
}, null);
}
}
catch (Exception exception)
{
_logger.Error("Exception occured:", exception);
}
ToggleSubscribeButtonlabel.Text = "Subscribe";
}
}
