private void btnSubscribe_Click(object sender, EventArgs e)
{
try
{
var dynamicMessage = ((Type)cbMessages.SelectedValue).Assembly.CreateInstance(cbMessages.SelectedValue.ToString()) as Exchange.Contracts.Message;
Subscription sub;
m_SubMgr = new SubscriptionServiceManager();
//m_SubMgr.SubscriptionServiceCallbackEvent += new SubscriptionServiceCallBackEventHander(exchangeSubscriptionClient_SubscriptionServiceCallbackEvent);
m_SubMgr.SubscriptionServiceCallbackEvent += (s, msg) =>
{
string msgText;
msgText = "Callback>>. " + "(" + msg.message.RequestID + ") Message: " + msg.message.RequestName;
if (msg.message is StatusMessage)
{
msgText += " - Status: " + (msg.message as StatusMessage).Status.ToString();
msgText += " - Data: " + Convert.ToString((msg.message as StatusMessage).Data);
}
else if (msg.message is ExchangeMessage)
{
msgText += " - ExchangeName: " + (msg.message as ExchangeMessage).ExchangeName;
msgText += " - ExchangeData: " + Convert.ToString((msg.message as ExchangeMessage).ExchangeData);
}
this.Invoke(new MethodInvoker(delegate(){
lbLog.Items.Add(msgText);
lbLog.Items.Add("--------------------------------------------------------------------------------------------------------------");
}));
};
sub = m_SubMgr.CreateSubscription <Exchange.Contracts.Message>(dynamicMessage);
m_SubMgr.Subscribe();
btnSubscribe.Text = "Subscribed";
btnSubscribe.Enabled = false;
lbLog.Items.Add("Client Subscribed Successfully to the " + sub.Message.GetType().ToString() + "!!!");
}
catch (Exception ex)
{
lbLog.Items.Add(ex.ToString());
}
}
private void Subscribe(string response)
{
string requestID = "";
if (m_SubMgr != null)
{
m_SubMgr.Dispose();
}
try
{
var xResponse = System.Xml.Linq.XDocument.Parse(response);
requestID = (from n in xResponse.Descendants("ExchangeResponse")
select n.Element("RequestID").Value).First();
}
catch { }
if (String.IsNullOrEmpty(requestID))
{
return;
}
try
{
Exchange.Contracts.Message dynamicMessage;
if (cbMessages.InvokeRequired)
{
cbMessages.Invoke(new MethodInvoker(delegate()
{
dynamicMessage = ((Type)cbMessages.SelectedValue).Assembly.CreateInstance(cbMessages.SelectedValue.ToString()) as Exchange.Contracts.Message;
}));
}
else
{
dynamicMessage = ((Type)cbMessages.SelectedValue).Assembly.CreateInstance(cbMessages.SelectedValue.ToString()) as Exchange.Contracts.Message;
}
Subscription sub;
m_SubMgr = new SubscriptionServiceManager();
//m_SubMgr.SubscriptionServiceCallbackEvent += new SubscriptionServiceCallBackEventHander(exchangeSubscriptionClient_SubscriptionServiceCallbackEvent);
m_SubMgr.SubscriptionServiceCallbackEvent += (s, msg) =>
{
//string msgText;
_pubSubLog.Clear();
_pubSubLog.AppendFormat("{0:T}-Callback>> MessageType: {2} - RequestName: {3}\n", DateTime.Now, msg.message.RequestID, msg.message.GetType().Name, msg.message.RequestName);
//msgText = "Callback>>. " + "(" + msg.message.RequestID + ") Message: " + msg.message.RequestName;
if (msg.message is StatusMessage)
{
_pubSubLog.AppendFormat(" -Status: {0}\n", (msg.message as StatusMessage).Status.ToString());
_pubSubLog.AppendFormat(" -Data: {0}\n", (msg.message as StatusMessage).Data);
}
else if (msg.message is ExchangeMessage)
{
_pubSubLog.AppendFormat(" -ExchangeName: {0}\n", (msg.message as ExchangeMessage).ExchangeName);
_pubSubLog.AppendFormat(" -ExchangeData: {0}\n", (msg.message as ExchangeMessage).ExchangeData);
}
this.Invoke(new MethodInvoker(delegate()
{
txtPubSubLog.Text += _pubSubLog.ToString();
txtPubSubLog.Text += "--------------------------------------------------------------------------------------------------------------\n";
}));
};
sub = m_SubMgr.CreateSubscription(requestID);
m_SubMgr.Subscribe();
this.Invoke(new MethodInvoker(delegate()
{
txtPubSubLog.Text = "Subscribed to " + requestID;
txtPubSubLog.Text += "\n--------------------------------------------------------------------------------------------------------------\n";
}));
}
catch (Exception ex)
{
this.Invoke(new MethodInvoker(delegate()
{
txtPubSubLog.Text += "\n" + ex.ToString();
txtPubSubLog.Text += "\n--------------------------------------------------------------------------------------------------------------\n";
}));
}
}
