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// $Id$
// Main program for a TypedPushSupplier of Messenger objects.
#include "orbsvcs/CosTypedEventCommC.h"
#include "orbsvcs/CosTypedEventChannelAdminC.h"
#include "orbsvcs/CosNamingC.h"
#include "tao/AnyTypeCode/TypeCode.h"
#include <iostream>
#include "MessengerC.h"
const int EVENT_DELAY_MS = 10;
int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
try
{
// Initialize the ORB.
CORBA::ORB_var orb = CORBA::ORB_init(argc, argv);
// Find the Naming Service.
CORBA::Object_var obj = orb->resolve_initial_references("NameService");
CosNaming::NamingContextExt_var root_context = CosNaming::NamingContextExt::_narrow(obj.in());
// Find the EventChannel.
obj = root_context->resolve_str("CosEventService");
// Downcast the object reference to a TypedEventChannel reference.
CosTypedEventChannelAdmin::TypedEventChannel_var ec =
CosTypedEventChannelAdmin::TypedEventChannel::_narrow(obj.in ());
if (CORBA::is_nil(ec.in())) {
std::cerr << "Could not resolve TypedEventChannel." << std::endl;
return 1;
}
// Get a SupplierAdmin object from the EventChannel.
CosTypedEventChannelAdmin::TypedSupplierAdmin_var supplierAdmin =
ec->for_suppliers();
// Get a ProxyPushConsumer from the SupplierAdmin.
CosTypedEventChannelAdmin::TypedProxyPushConsumer_var consumer =
supplierAdmin->obtain_typed_push_consumer(::_tc_Messenger->id());
// Connect to the ProxyPushConsumer as a PushSupplier
// (passing a nil PushSupplier object reference to it because
// we don't care to be notified about disconnects).
consumer->connect_push_supplier(CosEventComm::PushSupplier::_nil());
// Obtain the interface from the event channel
CORBA::Object_var messenger_obj = consumer->get_typed_consumer();
// Narrow the interface
Messenger_var messenger = Messenger::_narrow(messenger_obj.in () );
// Create an event (just a string in this case).
const CORBA::String_var eventData = CORBA::string_dup("Hello, world.");
// Send one event per second. (approx)
while (1) {
messenger->send_message("King Lizard",
"Proclamations",
eventData.in());
ACE_Time_Value event_delay(0, 1000 * EVENT_DELAY_MS);
orb->run(event_delay);
}
}
catch(const CORBA::Exception& ex)
{
std::cerr << "Caught CORBA::Exception. " << std::endl << ex << std::endl;
}
return 1;
}
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