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// $Id$
// Main program for a PushSupplier of Echo events.
#include "orbsvcs/CosEventCommC.h"
#include "orbsvcs/CosEventChannelAdminC.h"
#include "orbsvcs/CosNamingC.h"
#include <iostream>
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 an EventChannel reference.
CosEventChannelAdmin::EventChannel_var echoEC =
CosEventChannelAdmin::EventChannel::_narrow(obj.in());
if (CORBA::is_nil(echoEC.in())) {
std::cerr << "Could not resolve EchoEventChannel." << std::endl;
return 1;
}
// Get a SupplierAdmin object from the EventChannel.
CosEventChannelAdmin::SupplierAdmin_var supplierAdmin =
echoEC->for_suppliers();
// Get a ProxyPushConsumer from the SupplierAdmin.
CosEventChannelAdmin::ProxyPushConsumer_var consumer =
supplierAdmin->obtain_push_consumer();
// 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());
// 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) {
// Insert the event data into an any.
CORBA::Any any;
any <<= eventData;
// Now push the event to the consumer
consumer->push(any);
ACE_Time_Value event_delay(0, 1000 * EVENT_DELAY_MS);
orb->run(event_delay);
}
return 0;
}
catch(const CORBA::Exception& ex)
{
std::cerr << "Supplier Caught CORBA::Exception. " << ex << std::endl;
}
return 1;
}
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