static void Main(string[] args)
{
// Complete image of the concatenation our MarketByPrice level 2 initial refreshes
JObject image = new JObject();
// Create a session into the platform.
ISession session = GlobalSettings.Sessions.GetSession();
// Open the session
session.Open();
// Define a MarketByPrice stream specifying the Domain "MarketByPrice"
// For each refresh, we merge the contents into the image object. Once all refresh segments have arrived, the
// OnComplete is executed and the completed image details are presented for display.
using (IStream stream = DeliveryFactory.CreateStream(
new ItemStream.Params().Session(session)
.Name("BB.TO")
.WithDomain("MarketByPrice")
.OnRefresh((s, msg) => image.Merge(msg))
.OnComplete(s => DumpImage(image))
.OnUpdate((s, msg) => DumpUpdate(msg))
.OnStatus((s, msg) => Console.WriteLine(msg))))
{
// Open the stream...
stream.Open();
// Wait for data to come in then hit any key to close the stream...
Console.ReadKey();
}
}
static void Main(string[] args)
{
try
{
using (ISession session = Configuration.Sessions.GetSession())
{
// Open the session
session.Open();
// Define a stream to retrieve level 1 content...
using (IStream stream = DeliveryFactory.CreateStream(
new ItemStream.Params().Session(session)
.Name("EUR=")
.OnRefresh((s, msg) => Console.WriteLine(msg))
.OnUpdate((s, msg) => Console.WriteLine(msg))
.OnError((s, err) => Console.WriteLine(err))
.OnStatus((s, msg) => Console.WriteLine(msg))))
{
// Open the stream...
stream.Open();
// Wait for data to come in then hit any key to close the stream...
Console.ReadKey();
}
}
}
catch (Exception e)
{
Console.WriteLine($"\n**************\nFailed to execute: {e.Message}\n{e.InnerException}\n***************");
}
}
static void Main(string[] args)
{
// Set Logger level to Trace
Log.Level = NLog.LogLevel.Trace;
bool useRDP = false;
ISession session;
if (!useRDP)
{
System.Console.WriteLine("Start DeploytedPlatformSession");
session = CoreFactory.CreateSession(new DeployedPlatformSession.Params()
.Host(WebSocketHost)
.WithDacsUserName(TREPUser)
.WithDacsApplicationID(appID)
.WithDacsPosition(position)
.OnState((s, state, msg) =>
{
Console.WriteLine($"{DateTime.Now}: {msg}. (State: {state})");
_sessionState = state;
})
.OnEvent((s, eventCode, msg) => Console.WriteLine($"{DateTime.Now}: {msg}. (Event: {eventCode})")));
}
else
{
System.Console.WriteLine("Start RDP PlatformSession");
session = CoreFactory.CreateSession(new PlatformSession.Params()
.OAuthGrantType(new GrantPassword().UserName(RDPUser)
.Password(RDPPassword))
.AppKey(RDPAppKey)
.WithTakeSignonControl(true)
.OnState((s, state, msg) =>
{
Console.WriteLine($"{DateTime.Now}: {msg}. (State: {state})");
_sessionState = state;
})
.OnEvent((s, eventCode, msg) => Console.WriteLine($"{DateTime.Now}: {msg}. (Event: {eventCode})")));
}
session.Open();
if (_sessionState == Session.State.Opened)
{
System.Console.WriteLine("Session is now Opened");
System.Console.WriteLine("Sending MRN_STORY request");
using (IStream stream = DeliveryFactory.CreateStream(
new ItemStream.Params().Session(session)
.Name("MRN_STORY")
.WithDomain("NewsTextAnalytics")
.OnRefresh((s, msg) => Console.WriteLine($"{msg}\n\n"))
.OnUpdate((s, msg) => ProcessMRNUpdateMessage(msg))
.OnError((s, msg) => Console.WriteLine(msg))
.OnStatus((s, msg) => Console.WriteLine($"{msg}\n\n"))))
{
stream.Open();
Thread.Sleep(runtime);
}
}
}
public async Task OpenItemAsync(string item, Refinitiv.DataPlatform.Core.ISession RdpSession, Type modelType)
{
var fieldnameList = modelType.GetProperties()
.SelectMany(p => p.GetCustomAttributes(typeof(JsonPropertyAttribute))
.Cast <JsonPropertyAttribute>())
.Select(prop => prop.PropertyName)
.ToArray();
if (RdpSession != null)
{
await Task.Run(() =>
{
ItemStream.Params itemParams;
if (!fieldnameList.Any())
{
// First, prepare our item stream details including the fields of interest and where to capture events...
itemParams = new ItemStream.Params().Session(RdpSession)
.OnRefresh(processOnRefresh)
.OnUpdate(processOnUpdate)
.OnStatus(processOnStatus);
}
else
{
// First, prepare our item stream details including the fields of interest and where to capture events...
itemParams = new ItemStream.Params().Session(RdpSession)
.WithFields(fieldnameList)
.OnRefresh(processOnRefresh)
.OnUpdate(processOnUpdate)
.OnStatus(processOnStatus);
}
var stream = DeliveryFactory.CreateStream(itemParams.Name(item));
if (_streamCache.TryAdd(item, stream))
{
stream.OpenAsync();
}
else
{
var msg = $"Unable to open new stream for item {item}.";
RaiseOnError(msg);
}
});
}
else
{
throw new ArgumentNullException("RDP Session is null.");
}
}
static void Main(string[] args)
{
try
{
// Create the platform session.
using (ISession session = Configuration.Sessions.GetSession())
{
// Open the session
if (session.Open() == Session.State.Opened)
{
// *******************************************************************************************************************************
// Requesting for multiple instruments.
// The ItemStream interface supports the ability to request/stream a single item. The following code segment utilizes the power
// of the .NET asynchronous libraries to send a collection of requests and monitor the whole collection for completion.
// *******************************************************************************************************************************
List <Task <Stream.State> > tasks = new List <Task <Stream.State> >();
// First, prepare our item stream details including the fields of interest and where to capture events...
var itemParams = new ItemStream.Params().Session(session).WithFields("DSPLY_NAME", "BID", "ASK")
.OnRefresh((s, msg) => DumpMsg(msg))
.OnUpdate((s, msg) => DumpMsg(msg))
.OnStatus((s, msg) => Console.WriteLine(msg));
// Next, iterate through the collection of items, applying each to our parameters specification. Send each request asynchronously...
foreach (var item in new[] { "EUR=", "GBP=", "CAD=" })
{
// Create our stream
IStream stream = DeliveryFactory.CreateStream(itemParams.Name(item));
// Open the stream asynchronously and keep track of the task
tasks.Add(stream.OpenAsync());
}
// Monitor the collection for completion. We are intentionally blocking here waiting for the whole collection to complete.
Task.WhenAll(tasks).GetAwaiter().GetResult();
Console.WriteLine("\nInitial response for all instruments complete. Updates will follow based on changes in the market...");
// Wait for updates...
Console.ReadKey();
}
}
}
catch (Exception e)
{
Console.WriteLine($"\n**************\nFailed to execute: {e.Message}\n{e.InnerException}\n***************");
}
}
private static void TestStreaming()
{
string item1 = "EUR=";
string item2 = "CAD=";
try
{
IStream stream1 = DeliveryFactory.CreateStream(
new ItemStream.Params().Session(Session.DefaultSession)
.Name(item1)
.OnRefresh((s, msg) => Console.WriteLine($"{DateTime.Now}:{msg}"))
.OnUpdate((s, msg) => DumpMsg(msg))
.OnStatus((s, msg) => Console.WriteLine($"{DateTime.Now} => Status1: {msg}"))
.OnError((s, msg) => Console.WriteLine($"Stream1 error: {DateTime.Now}:{msg}")));
if (stream1.Open() != Stream.State.Opened)
{
Console.WriteLine($"Stream did not open: {stream1.OpenState}");
}
IStream stream2 = DeliveryFactory.CreateStream(
new ItemStream.Params().Session(Session.DefaultSession)
.Name(item2)
.OnRefresh((s, msg) => Console.WriteLine($"{DateTime.Now}:{msg}"))
.OnUpdate((s, msg) => DumpMsg(msg))
.OnStatus((s, msg) => Console.WriteLine($"{DateTime.Now} => Status2: {msg}"))
.OnError((s, msg) => Console.WriteLine($"Stream2 error: {DateTime.Now}:{msg}")));
stream2.Open();
Console.ReadKey();
stream1.Close();
Console.WriteLine($"Stream {item1} has been closed. Hit any key to close the {item2} stream...");
Console.ReadKey();
stream2.Close();
}
catch (PlatformNotSupportedException e)
{
Console.WriteLine($"\n******{e.Message} Choose an alternative WebSocket implementation.\n");
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
static void Main(string[] args)
{
// Create a session to connect into the platform.
ISession session = GlobalSettings.Sessions.GetSession();
// Open the session
session.Open();
// Define a stream to retrieve level 1 content...
using (IStream stream = DeliveryFactory.CreateStream(
new ItemStream.Params().Session(session)
.Name("EUR=")
.OnRefresh((s, msg) => Console.WriteLine(msg))
.OnUpdate((s, msg) => Console.WriteLine(msg))
.OnStatus((s, msg) => Console.WriteLine(msg))))
{
// Open the stream...
stream.Open();
// Wait for data to come in then hit any key to close the stream...
Console.ReadKey();
}
}
public async Task OpenItemAsync(string item, Refinitiv.DataPlatform.Core.ISession RdpSession, IEnumerable <string> fieldNameList = null,
bool streamRequest = false)
{
if (RdpSession != null)
{
await Task.Run(() =>
{
var itemParams = new ItemStream.Params().Session(RdpSession)
.WithStreaming(streamRequest)
.OnRefresh(processOnRefresh)
.OnUpdate(processOnUpdate)
.OnStatus(processOnStatus);
var nameList = (fieldNameList ?? Array.Empty <string>()).ToList();
if (nameList.Any())
{
// First, prepare our item stream details including the fields of interest and where to capture events...
itemParams.WithFields(nameList);
}
var stream = DeliveryFactory.CreateStream(itemParams.Name(item));
if (_streamCache.TryAdd(item, stream))
{
stream.OpenAsync();
}
else
{
var msg = $"Unable to open new stream for item {item}.";
RaiseOnError(msg);
}
}).ConfigureAwait(false);
}
else
{
throw new ArgumentNullException("RDP Session is null.");
}
}
