public SyncMessageConsumerUsingReceieve(string EMSQueueName, int NoOfSessions, int Timeout)
{
for (int i = 0; i < NoOfSessions; i++)
{
QueueSession session = Messaging.EMS.Connection.EMSQueueConnection.connection.CreateQueueSession(false, QueueSession.CLIENT_ACKNOWLEDGE);
Queue queue = session.CreateQueue(EMSQueueName);
QueueReceiver receiver = session.CreateReceiver(queue);
Message ReceivedMessage;
Thread t1 = new Thread(() =>
{
Thread.CurrentThread.Name = "Explicit Thread for Session-" + session.SessID;
if ((ReceivedMessage = receiver.Receive(Timeout)) != null)
{
this.ReceiveAndProcessMessage(ReceivedMessage);
/* A Receive call that returns as and when message is received or when it timesout . Achieves concurrent
* consumption thats one-time i.e as soon as processing is completed ,so is the thread.
* Sync. consumer will be required when a flow triggered by some non-ems mechanism/protocol needs to
* fetch messages off EMS . Most likely, NoOfSessions=1 and Timeout=<int> in this sceanrio.
* Main thread does not wait for the threads to finish , however multiple receivers/consumers so created
* will be destroyed all at once and not one-by-one.
* You dont want it to put in loop , unlike in the other constructor , because there is not much use
* repeating something that did not fetch anything in first place and had to time out.Rather
* this mechanism is better suited where possibilty of message arrival is rather low or producer is sluggish.
*/
}
}
);
t1.Start();
}
}
//protected String EMSQueueName;
//protected int NoOfSessions;
public SyncMessageConsumerUsingReceieve(string EMSQueueName, int NoOfSessions, Boolean KeepAlive)
{
for (int i = 0; i < NoOfSessions; i++)
{
QueueSession session = Messaging.EMS.Connection.EMSQueueConnection.connection.CreateQueueSession(false, QueueSession.CLIENT_ACKNOWLEDGE);
Queue queue = session.CreateQueue(EMSQueueName);
QueueReceiver receiver = session.CreateReceiver(queue);
Message ReceivedMessage;
Thread t1 = new Thread(() =>
{
Thread.CurrentThread.Name = "Explicit Thread for Session-" + session.SessID;
while ((ReceivedMessage = receiver.Receive()) != null)
{
this.ReceiveAndProcessMessage(ReceivedMessage);
if (!KeepAlive)
{
break; /* With NoOfSessions=1 and KeepAlive=false , achieves effect of a single Receive call that
* returns as and when message is received. NoOfSessions > 1 and KeepAlive=false achieves concurrent
* consumption thats one-time i.e as soon as processing is completed ,so is the thread.
* Sync. consumer will be required when a flow triggered by some non-ems mechanism/protocol needs to
* fetch messages off EMS . Most likely, NoOfSessions=1 and KeepAlive=false in this sceanrio.
* Main thread does not wait for the threads to finish , however multiple receivers/consumers so created
* will be destroyed all at once and not one-by-one.
*/
}
}
}
);
t1.Start();
}
}
internal csQueueSender(string[] args)
{
ParseArgs(args);
#if _NET_20
try {
tibemsUtilities.initSSLParams(serverUrl, args);
}
catch (Exception e)
{
System.Console.WriteLine("Exception: " + e.Message);
System.Console.WriteLine(e.StackTrace);
System.Environment.Exit(-1);
}
#endif
if (data.Count == 0)
{
Console.Error.WriteLine("Error: must specify at least one message text");
usage();
}
Console.WriteLine("\n------------------------------------------------------------------------");
Console.WriteLine("csQueueSender SAMPLE");
Console.WriteLine("------------------------------------------------------------------------");
Console.WriteLine("Server....................... " + ((serverUrl != null)?serverUrl:"localhost"));
Console.WriteLine("User......................... " + ((userName != null)?userName:"******"));
Console.WriteLine("Queue........................ " + queueName);
Console.WriteLine("------------------------------------------------------------------------\n");
try {
QueueConnectionFactory factory = new TIBCO.EMS.QueueConnectionFactory(serverUrl);
QueueConnection connection = factory.CreateQueueConnection(userName, password);
QueueSession session = connection.CreateQueueSession(false, Session.AUTO_ACKNOWLEDGE);
/*
* Use createQueue() to enable sending into dynamic queues.
*/
TIBCO.EMS.Queue queue = session.CreateQueue(queueName);
QueueSender sender = session.CreateSender(queue);
/* publish messages */
for (int i = 0; i < data.Count; i++)
{
TextMessage message = session.CreateTextMessage();
string text = (string)data[i];
message.Text = text;
sender.Send(message);
Console.WriteLine("Sent message: " + text);
}
connection.Close();
} catch (EMSException e) {
Console.Error.WriteLine(e.StackTrace);
Environment.Exit(0);
}
}
public void OnMessage(Message msg)
{
try
{
TextMessage textMsg = (TextMessage)msg;
Console.WriteLine("Received message: " + textMsg.Text);
if (textMsg.Text.Contains("Stop deploying bus"))
{
Console.WriteLine(name + ": Buses deployment has been stopped");
}
else
{
XmlDocument doc = new XmlDocument();
doc.LoadXml(textMsg.Text);
string xPathString = "//busRequest/station";
XmlNode station = doc.DocumentElement.SelectSingleNode(xPathString);
Console.WriteLine(name + ": Buses have been dispatched to {0}", station.InnerText);
}
}
catch (Exception e)
{
Console.Error.WriteLine("Unexpected exception message callback!");
Console.Error.WriteLine(e.StackTrace);
Environment.Exit(-1);
}
try {
QueueConnectionFactory factory = new TIBCO.EMS.QueueConnectionFactory(serverUrl);
QueueConnection connection = factory.CreateQueueConnection(userName, password);
QueueSession session = connection.CreateQueueSession(false, Session.AUTO_ACKNOWLEDGE);
/*
* Use createQueue() to enable sending into dynamic queues.
*/
String queueName = "q.deployed";
TIBCO.EMS.Queue queue = session.CreateQueue(queueName);
QueueSender sender = session.CreateSender(queue);
/* publish messages */
// TextMessage message = session.CreateTextMessage();
// message.Text = "yolo";
// sender.Send(message);
// Console.WriteLine("Sent message: "+text);
connection.Close();
} catch (EMSException e) {
Console.Error.WriteLine(e.StackTrace);
Environment.Exit(0);
}
}
static void Main(string[] args)
{
if (args.Length == 0)
{
Console.WriteLine("\n The Message Producing Pattern has to be either FF or RR\n" + " Usage:" +
Process.GetCurrentProcess().ProcessName + " FF(or RR) CorrelationID");
Environment.Exit(-1);
}
try
{
QueueSession session = Messaging.EMS.Connection.EMSQueueConnection.connection.CreateQueueSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = session.CreateQueue(System.Configuration.ConfigurationManager.AppSettings["QueueName"]);
Process CurrentProcess = Process.GetCurrentProcess();
String MainThreadName = Environment.MachineName + "_" + CurrentProcess.ProcessName + "_" + CurrentProcess.Id;
Thread.CurrentThread.Name = MainThreadName;
msg = (TextMessage)session.CreateTextMessage("hellothere-");
string Text =
"\n\n MachineName : " + Environment.MachineName +
"\n SendingProcessName : " + Process.GetCurrentProcess().ProcessName +
"\n SendingProcessId : " + Process.GetCurrentProcess().Id +
"\n Method : " + System.Reflection.MethodBase.GetCurrentMethod().Name +
"\n ThreadName:\"" + Thread.CurrentThread.Name + "\"" +
"\n ClientId: " + Messaging.EMS.Connection.EMSQueueConnection.connection.ClientID;
string seperator = "\n\n*****************************************************************************************\n";
msg.Text += Text;
try { msg.CorrelationID = (args[1]); } /*Absorb this AOOB exception :) */ catch (Exception e) { };
switch (args[0])
{
case "FF":
Console.WriteLine(seperator + "About to Fire (and Forget ) :\n\n" + msg.ToString());
Messaging.EMS.Producers.Messageproducer.SendMessage(msg, queue);
break;
case "RR":
Console.WriteLine(seperator + "About to send request:\n\n" + msg.ToString());
Message reply = Messaging.EMS.Producers.Messageproducer.SendRequestAndReceiveReply(msg, queue);
if (reply is TextMessage)
{
Console.WriteLine(seperator + "Received Response:\n\n" + reply.ToString());
}
break;
default:
Console.WriteLine("The Message Producing Pattern has to be either FF or RR ");
Environment.Exit(-1);
break;
}
// Messaging.EMS.Producers.Messageproducer.SendMessage(msg, queue);
}
catch (Exception e) { Console.WriteLine("\n\n*********Exception thrown:\n" + "\n\n***********" + e.StackTrace + e.ToString()); }
}