C++ ProxySupplier_var::in方法代码示例

void
TAO_Notify_ThreadPool_Consumer::connect (void)
{
  // Activate the consumer with the default_POA_
  CosNotifyComm::StructuredPushConsumer_var objref = this->_this ();

  CosNotifyChannelAdmin::ProxySupplier_var proxysupplier;

  if (this->proxy_supplier_thread_count_ != 0)
    {
      // Narrow to the extended interface.
      NotifyExt::ConsumerAdmin_var admin_ext = NotifyExt::ConsumerAdmin::_narrow (this->admin_.in ());

      NotifyExt::ThreadPoolParams tp_params = { NotifyExt::CLIENT_PROPAGATED, 0,
                                                0, static_cast<CORBA::ULong> (this->proxy_supplier_thread_count_),
                                                0, 0, 0, 0, 0 };

      CosNotification::QoSProperties qos (1);
      qos.length (1);
      qos[0].name = CORBA::string_dup (NotifyExt::ThreadPool);
      qos[0].value <<= tp_params;

      // Obtain the proxy. The QoS is applied to the POA in which the Proxy is hosted.
      proxysupplier = admin_ext->obtain_notification_push_supplier_with_qos (CosNotifyChannelAdmin::STRUCTURED_EVENT
                                                                                   , proxy_supplier_id_, qos);
    }
  else
    {
      proxysupplier = this->admin_->obtain_notification_push_supplier (CosNotifyChannelAdmin::STRUCTURED_EVENT
                                                                       , proxy_supplier_id_);
    }

  ACE_ASSERT (!CORBA::is_nil (proxysupplier.in ()));

  // narrow
  this->proxy_supplier_ =
    CosNotifyChannelAdmin::StructuredProxyPushSupplier::_narrow (proxysupplier.in ());

  ACE_ASSERT (!CORBA::is_nil (proxy_supplier_.in ()));

  this->proxy_supplier_->connect_structured_push_consumer (objref.in ());

  // Call subscription_change to inform the supplier that this consumer is available.
  CosNotification::EventTypeSeq added (1);
  CosNotification::EventTypeSeq removed;

  added.length (1);
  added[0].domain_name = CORBA::string_dup ("TEST_DOMAIN");

  /* We generate a unique Id for the consumer type so that the supplier can distinguish between the consumers.*/
  char type[BUFSIZ];
  ACE_OS::sprintf (type, "TEST_TYPE_%d", this->proxy_supplier_id_);

  added[0].type_name = CORBA::string_dup (type);

  this->proxy_supplier_->subscription_change (added, removed);

  ACE_DEBUG ((LM_DEBUG, "(%P,%t) Created Consumer %d with %d threads at the ProxySupplier\n", proxy_supplier_id_,
              this->proxy_supplier_thread_count_));
}

void
Notify_Sequence_Push_Consumer::_connect (
  CosNotifyChannelAdmin::ConsumerAdmin_ptr consumer_admin)
{
  CosNotifyComm::SequencePushConsumer_var objref =
    this->_this ();

  CosNotifyChannelAdmin::ProxySupplier_var proxysupplier =
    consumer_admin->obtain_notification_push_supplier (
    CosNotifyChannelAdmin::SEQUENCE_EVENT,
    proxy_id_);

  this->proxy_ =
    CosNotifyChannelAdmin::SequenceProxyPushSupplier::_narrow (
    proxysupplier.in ());

  CosNotification::QoSProperties properties (1);
  properties.length (1);
  properties[0].name = CORBA::string_dup (CosNotification::PacingInterval);
  properties[0].value <<= PACING;

  this->proxy_->set_qos (properties);
  this->proxy_->connect_sequence_push_consumer (objref.in ());

  // give ownership to POA
  this->_remove_ref ();
}

void
Notify_Structured_Push_Consumer::_connect (
                CosNotifyChannelAdmin::ConsumerAdmin_ptr consumer_admin)
{
  CosNotifyComm::StructuredPushConsumer_var objref = this->_this ();

  CosNotifyChannelAdmin::ProxySupplier_var proxysupplier =
    consumer_admin->obtain_notification_push_supplier (
      CosNotifyChannelAdmin::STRUCTURED_EVENT,
      proxy_id_);

  this->proxy_ =
    CosNotifyChannelAdmin::StructuredProxyPushSupplier::_narrow (
      proxysupplier.in ());

  this->proxy_->connect_structured_push_consumer (objref.in ());

  CosNotification::EventTypeSeq added (1);
  CosNotification::EventTypeSeq removed (1);
  added.length (1);
  removed.length (1);

  added[0].domain_name = CORBA::string_dup ("*");
  added[0].type_name = CORBA::string_dup ("examples");

  removed[0].domain_name = CORBA::string_dup ("*");
  removed[0].type_name = CORBA::string_dup ("*");

  this->subscription_change (added, removed);

  // give ownership to POA
  this->_remove_ref ();
}

void
Filter_StructuredPushConsumer::connect (CosNotifyChannelAdmin::ConsumerAdmin_ptr consumer_admin)
{
  // Activate the consumer with the default_POA_
  CosNotifyComm::StructuredPushConsumer_var objref =
    this->_this ();

  CosNotifyChannelAdmin::ProxySupplier_var proxysupplier =
    consumer_admin->obtain_notification_push_supplier (CosNotifyChannelAdmin::STRUCTURED_EVENT, proxy_supplier_id_);

  ACE_ASSERT (!CORBA::is_nil (proxysupplier.in ()));

  // narrow
  this->proxy_supplier_ =
    CosNotifyChannelAdmin::StructuredProxyPushSupplier::
    _narrow (proxysupplier.in ());

  ACE_ASSERT (!CORBA::is_nil (proxy_supplier_.in ()));

  proxy_supplier_->connect_structured_push_consumer (objref.in ());
}

void
Notify_Structured_Push_Consumer::_connect (
                CosNotifyChannelAdmin::ConsumerAdmin_ptr consumer_admin)
{
#ifdef TEST_QOS_MAX_EVENTS_PER_CONSUMER
  CosNotification::QoSProperties properties (8);
  properties.length (2);
  CORBA::ULong idx = 0;
  properties[idx].name = CORBA::string_dup (CosNotification::DiscardPolicy);
  properties[idx].value <<= this->CosNotification::FifoOrder;
  idx += 1;
  properties[idx].name = CORBA::string_dup (CosNotification::MaxEventsPerConsumer);
  properties[idx].value <<= 500;
  idx += 1;
  ACE_OS::printf("Setting %d::%d QoS properties in Admin.\n", (int)idx, (int)properties.length());
  consumer_admin->set_qos (properties);
#endif // TEST_QOS_MAX_EVENTS_PER_CONSUMER

  CosNotifyComm::StructuredPushConsumer_var objref = this->_this ();

  CosNotifyChannelAdmin::ProxySupplier_var proxysupplier =
    consumer_admin->obtain_notification_push_supplier (
      CosNotifyChannelAdmin::STRUCTURED_EVENT,
      proxy_id_);

  this->proxy_ =
    CosNotifyChannelAdmin::StructuredProxyPushSupplier::_narrow (
      proxysupplier.in ());

  this->proxy_->connect_structured_push_consumer (objref.in ());

  CosNotification::EventTypeSeq added (1);
  CosNotification::EventTypeSeq removed (1);
  added.length (1);
  removed.length (1);

  added[0].domain_name = CORBA::string_dup ("*");
  added[0].type_name = CORBA::string_dup ("examples");

  removed[0].domain_name = CORBA::string_dup ("*");
  removed[0].type_name = CORBA::string_dup ("*");

  this->subscription_change (added, removed);

  // give ownership to POA
  this->_remove_ref ();
}

void
Notify_Structured_Push_Consumer::_connect (
                CosNotifyChannelAdmin::ConsumerAdmin_ptr consumer_admin)
{
  CosNotifyComm::StructuredPushConsumer_var objref =
    this->_this ();

  CosNotifyChannelAdmin::ProxySupplier_var proxysupplier =
    consumer_admin->obtain_notification_push_supplier (
      CosNotifyChannelAdmin::STRUCTURED_EVENT,
      proxy_id_);

  this->proxy_ =
    CosNotifyChannelAdmin::StructuredProxyPushSupplier::_narrow (
      proxysupplier.in ());

  CosNotification::QoSProperties properties (2);
  properties.length (2);
  // The discard policy and admin properties tests already test using
  // the MaxQueueLength policy, so we'll use MEPC instead. It should
  // make no difference.
  // If the blocking timeout is less than CONSUMER_DELAY seconds, then
  // we want to ensure that exactly one event is discarded, so we set
  // the MEPC to expected_ - 1. If the supplier sends 20, then we expect 19,
  // and we set MEPC to 18. The first event will be dispatched at once, but
  // will block in the consumer. This will allow the queue in the notify svc
  // to fill up to 18. However, the blocking code will timeout before the
  // consumer finishes which will cause an event to be discarded. This will
  // allow the last event to be queued. Eventually the consumer will unblock
  // and receive the remaining events
  properties[0].name = CORBA::string_dup (CosNotification::MaxEventsPerConsumer);
  if (blocking_timeout_ < CONSUMER_DELAY * 1000 * 1000 * 10)
    properties[0].value <<= (CORBA::Long) expected_ - 1;
  else
    properties[0].value <<= (CORBA::Long) 10;


  properties[1].name = CORBA::string_dup (TAO_Notify_Extensions::BlockingPolicy);
  properties[1].value <<= this->blocking_timeout_;

  this->proxy_->set_qos (properties);
  this->proxy_->connect_structured_push_consumer (objref.in ());

  // give ownership to POA
  this->_remove_ref ();
}

void
Notify_Push_Consumer::_connect (CosNotifyChannelAdmin::ConsumerAdmin_ptr consumer_admin,
                                CosNotifyChannelAdmin::EventChannel_ptr)
{
  CosNotifyComm::StructuredPushConsumer_var objref =
    this->_this ();

  CosNotifyChannelAdmin::ProxySupplier_var proxysupplier =
    consumer_admin->obtain_notification_push_supplier (
    CosNotifyChannelAdmin::STRUCTURED_EVENT,
    proxy_id_);

  this->proxy_ =
    CosNotifyChannelAdmin::StructuredProxyPushSupplier::_narrow (
    proxysupplier.in ());

  this->proxy_->connect_structured_push_consumer (objref.in ());

  // give ownership to POA
  this->_remove_ref ();
}

void
Notify_Sequence_Push_Consumer::_connect (
  CosNotifyChannelAdmin::ConsumerAdmin_ptr consumer_admin)
{
  CosNotifyComm::SequencePushConsumer_var objref =
    this->_this ();

  CosNotifyChannelAdmin::ProxySupplier_var proxysupplier =
    consumer_admin->obtain_notification_push_supplier (
    CosNotifyChannelAdmin::SEQUENCE_EVENT,
    proxy_id_);

  this->proxy_ =
    CosNotifyChannelAdmin::SequenceProxyPushSupplier::_narrow (
    proxysupplier.in ());

  CosNotification::QoSProperties properties (3);
  properties.length (3);
  properties[0].name = CORBA::string_dup (CosNotification::MaximumBatchSize);
  properties[0].value <<= (CORBA::Long) BATCH_SIZE;
  properties[1].name = CORBA::string_dup (CosNotification::PacingInterval);
  properties[1].value <<= (TimeBase::TimeT) (1000 * 10000); // 1 secs
  if (use_ordering_)
  {
    properties[2].name = CORBA::string_dup (CosNotification::OrderPolicy);
    properties[2].value <<= this->order_policy_;
  }
  else
  {
    properties.length(2);
  }

  this->proxy_->set_qos (properties);
  this->proxy_->connect_sequence_push_consumer (objref.in ());

  // give ownership to POA
  this->_remove_ref ();
}

void
Notify_Sequence_Push_Consumer::_connect (
    CosNotifyChannelAdmin::ConsumerAdmin_ptr consumer_admin)
{
    CosNotifyComm::SequencePushConsumer_var consumer =
        this->_this ();

    CosNotifyChannelAdmin::ProxySupplier_var proxysupplier =
        consumer_admin->obtain_notification_push_supplier (
            CosNotifyChannelAdmin::SEQUENCE_EVENT,
            proxy_id_);

    this->proxy_ =
        CosNotifyChannelAdmin::SequenceProxyPushSupplier::_narrow (
            proxysupplier.in ());

    CosNotification::QoSProperties properties (4);
    properties.length (4);
    CORBA::ULong idx = 0;
    properties[idx].name = CORBA::string_dup (CosNotification::MaximumBatchSize);
    properties[idx].value <<= BATCH_SIZE;
    properties[++idx].name = CORBA::string_dup (CosNotification::PacingInterval);
    properties[idx].value <<= PACING;
    properties[++idx].name = CORBA::string_dup (CosNotification::DiscardPolicy);
    properties[idx].value <<= this->discard_policy_;
    properties[++idx].name = CORBA::string_dup (CosNotification::MaxEventsPerConsumer);
    // We set this equal to the batch size so that we conveniently always receive
    // one more batch after the first.
    properties[idx].value <<= BATCH_SIZE;

    this->proxy_->set_qos (properties);
    this->proxy_->connect_sequence_push_consumer (consumer.in ());

    // give ownership to POA
    this->_remove_ref ();
}

int
ACE_TMAIN (int argc, ACE_TCHAR* argv[])
{
#if defined (TAO_HAS_MONITOR_FRAMEWORK) && (TAO_HAS_MONITOR_FRAMEWORK == 1)

  try
    {
      CORBA::ORB_var orb = CORBA::ORB_init (argc, argv);

      CORBA::Object_var obj = orb->resolve_initial_references ("RootPOA");
      PortableServer::POA_var poa =
        PortableServer::POA::_narrow (obj.in ());

      PortableServer::POAManager_var poa_manager = poa->the_POAManager ();
      poa_manager->activate ();

      TAO_Notify_Service* notify_service =
        TAO_Notify_Service::load_default ();

      if (notify_service == 0)
        {
          error ("Unable to load the Notify Service");
        }

      notify_service->init_service (orb.in ());
      ACE_OS::sleep (1);

      const ACE_CString ecf_name ("MonitoringEventChannelFactory");
      CosNotifyChannelAdmin::EventChannelFactory_var ecf =
         notify_service->create (poa.in (), ecf_name.c_str ());
      NotifyMonitoringExt::EventChannelFactory_var monitor_ec_factory =
        NotifyMonitoringExt::EventChannelFactory::_narrow (ecf.in ());

      if (CORBA::is_nil (monitor_ec_factory.in ()))
        {
         error ("Unable to create the Monitoring Event Channel Factory");
        }

      CosNotification::QoSProperties qos_prop;
      CosNotification::AdminProperties admin_prop;
      CosNotifyChannelAdmin::ChannelID id;
      const ACE_CString ec_name ("test1");

      CosNotifyChannelAdmin::EventChannel_var ec =
        monitor_ec_factory->create_named_channel (qos_prop,
                                                  admin_prop,
                                                  id,
                                                  ec_name.c_str ());
      NotifyMonitoringExt::EventChannel_var mec =
        NotifyMonitoringExt::EventChannel::_narrow (ec.in ());

      if (CORBA::is_nil (mec.in ()))
        {
          error ("Unable to narrow the event channel");
        }

      try
        {
          CosNotifyChannelAdmin::ChannelID fake_id;
          CosNotifyChannelAdmin::EventChannel_var fake =
            monitor_ec_factory->create_named_channel (qos_prop,
                                                      admin_prop,
                                                      fake_id,
                                                      "test1");
          error ("Expected a NotifyMonitoringExt::"
                 "NameAlreadyUsed exception");
        }
      catch (const NotifyMonitoringExt::NameAlreadyUsed&)
        {
          // This is expected.
        }

      Monitor_Point_Registry* instance = Monitor_Point_Registry::instance ();
      ACE_CString stat_name =
        ecf_name
        + "/"
        + ACE_CString (NotifyMonitoringExt::InactiveEventChannelCount);

      Monitor_Base* stat = instance->get (stat_name);

      if (stat == 0)
        {
          error ("Could not find InactiveEventChannelCount statistic");
        }

      stat->update ();
      double count = stat->last_sample ();

      if (!ACE::is_equal (count, 1.0))
        {
          error ("Invalid inactive event channel count");
        }

      stat_name =
        ecf_name
        + "/"
        + ACE_CString (NotifyMonitoringExt::ActiveEventChannelCount);

      stat = instance->get (stat_name);

//.........这里部分代码省略.........

//-----------------------------------------------------------------------------
void 
Consumer::createConsumer()
{
    ACS_TRACE("Consumer::createConsumer");
    
    try
	{
	// Get ConsumerAdmin object
	//CosNotifyChannelAdmin::AdminID adminid;
	consumerAdmin_m = notifyChannel_m->new_for_consumers(ifgop_m, adminid);
	
	if(CORBA::is_nil(consumerAdmin_m.in()) == true)
	    {
	    CORBAProblemExImpl err = CORBAProblemExImpl(__FILE__,__LINE__,"nc::Consumer::createConsumer");
	    throw err.getCORBAProblemEx();
	    }


	// get the the proxySupplier (named if possible)
	bool isAdminExt = false;
	try {
		NotifyMonitoringExt::ConsumerAdmin_var consumerAdminExt = NotifyMonitoringExt::ConsumerAdmin::_narrow(consumerAdmin_m);
		isAdminExt = (consumerAdminExt != 0);
	} catch(...) {}

	CosNotifyChannelAdmin::ProxySupplier_var proxySupplier = 0;
	if( isAdminExt && (callback_m->services_ != 0) ) {

		std::string name(callback_m->services_->getName().c_str());
		std::string proxyName(createRandomizedClientName(name));
		NotifyMonitoringExt::ConsumerAdmin_var consumerAdminExt = NotifyMonitoringExt::ConsumerAdmin::_narrow(consumerAdmin_m);

		while( proxySupplier == 0 ) {
			try {
				proxySupplier = consumerAdminExt->obtain_named_notification_push_supplier(CosNotifyChannelAdmin::STRUCTURED_EVENT, proxySupplierID, proxyName.c_str());
	    		//ACS_SHORT_LOG((LM_INFO,"Consumer::createConsumer Got named proxy supplier '%s' with proxyID %d", proxyName.c_str(), proxySupplierID));
			} catch (NotifyMonitoringExt::NameAlreadyUsed &ex) {
				// If the original name is already in use, append "-<tries>" and try again
				// until we find a free name
				proxyName = createRandomizedClientName(name);
			} catch (...) {
				// If any unexpected problem appears, try the unnamed version
				proxySupplier = consumerAdmin_m->obtain_notification_push_supplier(CosNotifyChannelAdmin::STRUCTURED_EVENT, proxySupplierID);
	    		//ACS_SHORT_LOG((LM_INFO,"Consumer::createConsumer Created unnamed proxy supplier"));
			}
		}
	}
	else {
		// Just the unnamed version if we don't have the TAO extensions
		proxySupplier = consumerAdmin_m->obtain_notification_push_supplier(CosNotifyChannelAdmin::STRUCTURED_EVENT, proxySupplierID);
		//ACS_SHORT_LOG((LM_INFO,"Consumer::createConsumer Created unnamed proxy supplier"));
	}

	if(CORBA::is_nil(proxySupplier.in()) == true)
	{
		CORBAProblemExImpl err = CORBAProblemExImpl(__FILE__,__LINE__,"nc::Consumer::createConsumer");
		throw err.getCORBAProblemEx();
	}
	
	//narrow to a STRUCTURED proxy supplier
	proxySupplier_m = CosNotifyChannelAdmin::StructuredProxyPushSupplier::_narrow(proxySupplier.in());
	}
    catch(CORBAProblemEx)
	{
	ACS_SHORT_LOG((LM_ERROR,"Consumer::createConsumer failed for the '%s' channel due to a nil pointer!",
		       channelName_mp));
	throw;
	}
    catch(...)
	{
	ACS_SHORT_LOG((LM_ERROR,"Consumer::createConsumer failed for the '%s' channel due to some unknown reason!",
		       channelName_mp));
	CORBAProblemExImpl err = CORBAProblemExImpl(__FILE__,__LINE__,"nc::Consumer::createConsumer");
	throw err.getCORBAProblemEx();
	}
    
    //now the developer must call consumerReady() to receive events.
}