private void Publish(TopicList topicList, ProviderSession session)
{
List <MyStream> myStreams = new List <MyStream>();
for (int i = 0; i < topicList.Size; ++i)
{
if (topicList.StatusAt(i) == TopicList.TopicStatus.CREATED)
{
Message message = topicList.MessageAt(i);
Topic topic = session.GetTopic(message);
MyStream stream = (MyStream)topicList.CorrelationIdAt(i).Object;
stream.setTopic(topic);
myStreams.Add(stream);
Console.WriteLine("Topic created: " + stream.getId());
}
}
Service pubService = session.GetService(d_service);
if (pubService == null)
{
Console.Error.WriteLine("service unavailable");
return;
}
// Now we will start publishing
Event eventObj = pubService.CreatePublishEvent();
EventFormatter eventFormatter = new EventFormatter(eventObj);
for (int index = 0; index < myStreams.Count; index++)
{
MyStream stream = (MyStream)myStreams[index];
eventFormatter.AppendRecapMessage(stream.getTopic(), null);
eventFormatter.SetElement("numRows", 25);
eventFormatter.SetElement("numCols", 80);
eventFormatter.PushElement("rowUpdate");
for (int i = 1; i <= 5; ++i)
{
eventFormatter.AppendElement();
eventFormatter.SetElement("rowNum", i);
eventFormatter.PushElement("spanUpdate");
eventFormatter.AppendElement();
eventFormatter.SetElement("startCol", 1);
eventFormatter.SetElement("length", 10);
eventFormatter.SetElement("text", "INITIAL");
eventFormatter.SetElement("fgColor", "RED");
eventFormatter.PushElement("attr");
eventFormatter.AppendValue("UNDERLINE");
eventFormatter.AppendValue("BLINK");
eventFormatter.PopElement();
eventFormatter.PopElement();
eventFormatter.PopElement();
eventFormatter.PopElement();
}
eventFormatter.PopElement();
}
if (d_verbose > 0)
{
PrintMessage(eventObj);
}
session.Publish(eventObj);
while (d_running)
{
eventObj = pubService.CreatePublishEvent();
eventFormatter = new EventFormatter(eventObj);
for (int index = 0; index < myStreams.Count; index++)
{
MyStream stream = (MyStream)myStreams[index];
eventFormatter.AppendMessage("RowUpdate", stream.getTopic());
eventFormatter.SetElement("rowNum", 1);
eventFormatter.PushElement("spanUpdate");
eventFormatter.AppendElement();
eventFormatter.SetElement("startCol", 1);
String text = System.DateTime.Now.ToString();
eventFormatter.SetElement("length", text.Length);
eventFormatter.SetElement("text", text);
eventFormatter.PopElement();
eventFormatter.AppendElement();
eventFormatter.SetElement("startCol", text.Length + 10);
text = System.DateTime.Now.ToString();
eventFormatter.SetElement("length", text.Length);
eventFormatter.SetElement("text", text);
eventFormatter.PopElement();
eventFormatter.PopElement();
}
if (d_verbose > 0)
{
PrintMessage(eventObj);
}
session.Publish(eventObj);
Thread.Sleep(10 * 1000);
}
}
public void Run(String[] args)
{
if (!ParseCommandLine(args))
{
return;
}
SessionOptions.ServerAddress[] servers = new SessionOptions.ServerAddress[d_hosts.Count];
for (int i = 0; i < d_hosts.Count; ++i)
{
servers[i] = new SessionOptions.ServerAddress(d_hosts[i], d_port);
}
SessionOptions sessionOptions = new SessionOptions();
sessionOptions.ServerAddresses = servers;
sessionOptions.AuthenticationOptions = d_authOptions;
sessionOptions.AutoRestartOnDisconnection = true;
sessionOptions.NumStartAttempts = servers.Length;
System.Console.Write("Connecting to");
foreach (SessionOptions.ServerAddress server in sessionOptions.ServerAddresses)
{
System.Console.Write(" " + server);
}
System.Console.WriteLine();
ProviderSession session = new ProviderSession(sessionOptions, ProcessEvent);
if (!session.Start())
{
System.Console.Error.WriteLine("Failed to start session");
return;
}
Identity identity = null;
if (d_authOptions != null)
{
if (!Authorize(out identity, session))
{
return;
}
}
if (d_groupId != null)
{
// NOTE: will perform explicit service registration here, instead of letting
// createTopics do it, as the latter approach doesn't allow for custom
// ServiceRegistrationOptions
ServiceRegistrationOptions serviceRegistrationOptions = new ServiceRegistrationOptions();
serviceRegistrationOptions.GroupId = d_groupId;
serviceRegistrationOptions.ServicePriority = d_priority;
if (!session.RegisterService(d_service, identity, serviceRegistrationOptions))
{
System.Console.Write("Failed to register " + d_service);
return;
}
}
TopicList topicList = new TopicList();
for (int i = 0; i < d_topics.Count; i++)
{
topicList.Add(
d_service + "/" + d_topics[i],
new CorrelationID(new MyStream(d_topics[i])));
}
session.CreateTopics(
topicList,
ResolveMode.AUTO_REGISTER_SERVICES,
identity);
// createTopics() is synchronous, topicList will be updated
// with the results of topic creation (resolution will happen
// under the covers)
List <MyStream> myStreams = new List <MyStream>();
for (int i = 0; i < topicList.Size; ++i)
{
MyStream stream = (MyStream)topicList.CorrelationIdAt(i).Object;
if (topicList.StatusAt(i) == TopicList.TopicStatus.CREATED)
{
Message msg = topicList.MessageAt(i);
stream.setTopic(session.GetTopic(msg));
myStreams.Add(stream);
System.Console.WriteLine("Topic created: " + topicList.TopicStringAt(i));
}
else
{
System.Console.WriteLine("Stream '" + stream.getId()
+ "': topic not resolved, status = " + topicList.StatusAt(i));
}
}
Service service = session.GetService(d_service);
// Now we will start publishing
Name eventName = Name.GetName("MarketDataEvents");
Name high = Name.GetName("HIGH");
Name low = Name.GetName("LOW");
long tickCount = 1;
for (int eventCount = 0; eventCount < d_maxEvents; ++eventCount)
{
Event eventObj = service.CreatePublishEvent();
EventFormatter eventFormatter = new EventFormatter(eventObj);
for (int index = 0; index < myStreams.Count; index++)
{
Topic topic = myStreams[index].getTopic();
if (!topic.IsActive())
{
continue;
}
eventFormatter.AppendMessage(eventName, topic);
if (1 == tickCount)
{
eventFormatter.SetElement("OPEN", 1.0);
}
else if (2 == tickCount)
{
eventFormatter.SetElement("BEST_BID", 3.0);
}
eventFormatter.SetElement(high, tickCount * 1.0);
eventFormatter.SetElement(low, tickCount * 0.5);
++tickCount;
}
foreach (Message msg in eventObj)
{
System.Console.WriteLine(msg);
}
session.Publish(eventObj);
Thread.Sleep(2 * 1000);
}
session.Stop();
}