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#include "RTEvent_Supplier.h"
#include "orbsvcs/RtecEventChannelAdminC.h"
#include "orbsvcs/Event_Service_Constants.h"
#include "ace/OS_main.h"
#include "ace/OS_NS_unistd.h"
#define NAMING_SERVICE_NAME "NameService"
#define EVENT_TLS_LOG_FACTORY_NAME "RTEventLogFactory"
#define LOG_EVENT_COUNT 29
#define QUERY_1 "id > 0"
#define QUERY_2 "id >= 0"
#define QUERY_LANG "TCL"
int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
Supplier supplier;
return supplier.run (argc, argv);
}
// ****************************************************************
Supplier::Supplier ()
{
}
int
Supplier::run (int argc, ACE_TCHAR* argv[])
{
try
{
// ORB initialization boiler plate...
CORBA::ORB_var orb =
CORBA::ORB_init (argc, argv);
/*
if (argc <= 1)
{
ACE_ERROR ((LM_ERROR,
"Usage: Supplier <event_channel_ior>\n"));
return 1;
}
*/
// Do *NOT* make a copy because we don't want the ORB to outlive
// the run() method.
// this->orb_ = orb.in ();
CORBA::Object_var object =
orb->resolve_initial_references ("RootPOA");
PortableServer::POA_var poa =
PortableServer::POA::_narrow (object.in ());
PortableServer::POAManager_var poa_manager =
poa->the_POAManager ();
poa_manager->activate ();
// 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]);
RtecEventChannelAdmin::EventChannel_var event_channel =
RtecEventChannelAdmin::EventChannel::_narrow (object.in ());
*/
CORBA::Object_var naming_obj =
orb->resolve_initial_references (NAMING_SERVICE_NAME);
// Need to check return value for errors.
if (CORBA::is_nil (naming_obj.in ()))
throw CORBA::UNKNOWN ();
this->naming_context_ =
CosNaming::NamingContext::_narrow (naming_obj.in ());
CosNaming::Name name (1);
name.length (1);
name[0].id = CORBA::string_dup (EVENT_TLS_LOG_FACTORY_NAME);
CORBA::Object_var obj =
this->naming_context_->resolve (name);
this->event_log_factory_ =
RTEventLogAdmin::EventLogFactory::_narrow (obj.in ());
ACE_ASSERT (!CORBA::is_nil (this->event_log_factory_.in ()));
// create a log..
ACE_DEBUG ((LM_DEBUG,
"\nCalling EventLogFactory::create...\n"));
DsLogAdmin::LogFullActionType logfullaction = DsLogAdmin::halt;
DsLogAdmin::CapacityAlarmThresholdList threshold = 0;
CORBA::ULongLong max_size = 0; // 0 means "infinite"
DsLogAdmin::LogId logid = 0;
RTEventLogAdmin::EventLog_var event_log =
// DsLogAdmin::Log_var event_log =
this->event_log_factory_->create (logfullaction,
max_size,
threshold,
logid);
ACE_DEBUG ((LM_DEBUG,
"Create returned logid = %d\n",logid));
// The canonical protocol to connect to the EC
RtecEventChannelAdmin::SupplierAdmin_var supplier_admin =
event_log->for_suppliers ();
this->consumer_ =
supplier_admin->obtain_push_consumer ();
RtecEventComm::PushSupplier_var supplier =
this->_this ();
// 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
this->consumer_->connect_push_supplier (supplier.in (), qos);
// Create some fake log events.
// 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 != LOG_EVENT_COUNT; ++i)
{
this->consumer_->push (event);
ACE_OS::sleep (sleep_time);
}
ACE_DEBUG ((LM_DEBUG,
"Writing %d records...\n", LOG_EVENT_COUNT));
ACE_DEBUG ((LM_DEBUG,
"Calling EventLog::get_n_records...\n"));
CORBA::ULongLong retval = event_log->get_n_records ();
ACE_DEBUG ((LM_DEBUG, "Number of records in Log = %d\n", retval));
ACE_DEBUG ((LM_DEBUG,
"Calling EventLog::get_current_size...\n"));
retval = event_log->get_current_size ();
ACE_DEBUG ((LM_DEBUG, "Size of data in Log = %d\n", retval));
ACE_DEBUG ((LM_DEBUG, "Querying the Log: %s\n", QUERY_1));
DsLogAdmin::Iterator_var iter_out;
DsLogAdmin::RecordList_var rec_list =
event_log->query (QUERY_LANG, QUERY_1, iter_out);
CORBA::ULong j = 0;
for (; j < rec_list->length();++j)
ACE_DEBUG ((LM_DEBUG,
"id = %Q, time= %Q\n",
rec_list[j].id, rec_list[j].time));
ACE_DEBUG ((LM_DEBUG,
"Deleting records...\n"));
retval = event_log->delete_records (QUERY_LANG, QUERY_2);
ACE_DEBUG ((LM_DEBUG,
"Calling EventLog::get_n_records...\n"));
retval = event_log->get_n_records ();
ACE_DEBUG ((LM_DEBUG, "Number of records in Log after delete = %d\n",
retval));
ACE_DEBUG ((LM_DEBUG, "Geting the current_size again...\n"));
retval = event_log->get_current_size ();
ACE_DEBUG ((LM_DEBUG, "Size of data in Log = %d\n", retval));
// Disconnect from the EC
this->consumer_->disconnect_push_consumer ();
// Destroy the EC....
//event_channel->destroy ();
event_log->destroy ();
// Deactivate this object...
PortableServer::ObjectId_var id =
poa->servant_to_id (this);
poa->deactivate_object (id.in ());
// Destroy the POA
poa->destroy (1, 0);
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("Supplier::run");
return 1;
}
return 0;
}
void
Supplier::disconnect_push_supplier ()
{
}
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