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// $Id$
#include "Supplier.h"
#include "orbsvcs/RtecEventChannelAdminS.h"
#include "orbsvcs/Event_Service_Constants.h"
ACE_RCSID(EC_Examples, Supplier, "$Id$")
int
main (int argc, char* argv[])
{
Supplier supplier;
return supplier.run (argc, argv);
}
// ****************************************************************
Supplier::Supplier (void)
{
}
int
Supplier::run (int argc, char* argv[])
{
ACE_DECLARE_NEW_CORBA_ENV;
ACE_TRY
{
// ORB initialization boiler plate...
CORBA::ORB_var orb =
CORBA::ORB_init (argc, argv, "", ACE_TRY_ENV);
ACE_TRY_CHECK;
if (argc <= 1)
{
ACE_ERROR ((LM_ERROR,
"Usage: Supplier <event_channel_ior>\n"));
return 1;
}
CORBA::Object_var object =
orb->resolve_initial_references ("RootPOA", ACE_TRY_ENV);
ACE_TRY_CHECK;
PortableServer::POA_var poa =
PortableServer::POA::_narrow (object.in (), ACE_TRY_ENV);
ACE_TRY_CHECK;
PortableServer::POAManager_var poa_manager =
poa->the_POAManager (ACE_TRY_ENV);
ACE_TRY_CHECK;
poa_manager->activate (ACE_TRY_ENV);
ACE_TRY_CHECK;
// Obtain the event channel, we could use a naming service, a
// command line argument or resolve_initial_references(), but
// this is simpler...
object =
orb->string_to_object (argv[1], ACE_TRY_ENV);
ACE_TRY_CHECK;
RtecEventChannelAdmin::EventChannel_var event_channel =
RtecEventChannelAdmin::EventChannel::_narrow (object.in (),
ACE_TRY_ENV);
ACE_TRY_CHECK;
// The canonical protocol to connect to the EC
RtecEventChannelAdmin::SupplierAdmin_var supplier_admin =
event_channel->for_suppliers (ACE_TRY_ENV);
ACE_TRY_CHECK;
RtecEventChannelAdmin::ProxyPushConsumer_var consumer =
supplier_admin->obtain_push_consumer (ACE_TRY_ENV);
ACE_TRY_CHECK;
RtecEventComm::PushSupplier_var supplier =
this->_this (ACE_TRY_ENV);
ACE_TRY_CHECK;
// Simple publication, but usually the helper classes in
// $TAO_ROOT/orbsvcs/Event_Utils.h are a better way to do this.
RtecEventChannelAdmin::SupplierQOS qos;
qos.publications.length (1);
RtecEventComm::EventHeader& h0 =
qos.publications[0].event.header;
h0.type = ACE_ES_EVENT_UNDEFINED; // first free event type
h0.source = 1; // first free event source
consumer->connect_push_supplier (supplier.in (), qos,
ACE_TRY_ENV);
ACE_TRY_CHECK;
// Push the events...
ACE_Time_Value sleep_time (0, 10000); // 10 milliseconds
RtecEventComm::EventSet event (1);
event.length (1);
event[0].header.type = ACE_ES_EVENT_UNDEFINED;
event[0].header.source = 1;
event[0].header.ttl = 1;
for (int i = 0; i != 2000; ++i)
{
consumer->push (event, ACE_TRY_ENV);
ACE_TRY_CHECK;
ACE_OS::sleep (sleep_time);
}
// Disconnect from the EC
consumer->disconnect_push_consumer (ACE_TRY_ENV);
ACE_TRY_CHECK;
// Destroy the EC....
event_channel->destroy (ACE_TRY_ENV);
ACE_TRY_CHECK;
// Deactivate this object...
PortableServer::ObjectId_var id =
poa->servant_to_id (this, ACE_TRY_ENV);
ACE_TRY_CHECK;
poa->deactivate_object (id.in (), ACE_TRY_ENV);
ACE_TRY_CHECK;
// Destroy the POA
poa->destroy (1, 0, ACE_TRY_ENV);
ACE_TRY_CHECK;
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "Supplier::run");
return 1;
}
ACE_ENDTRY;
return 0;
}
void
Supplier::disconnect_push_supplier (CORBA::Environment &)
ACE_THROW_SPEC ((CORBA::SystemException))
{
}
// ****************************************************************
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
#elif defined(ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
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