コード例 #1
0
ファイル: subscriber.cpp プロジェクト: oschwaldp-oci/OpenDDS
int ACE_TMAIN(int argc, ACE_TCHAR** argv)
{
  try {
    OpenDDS::Model::Application application(argc, argv);
    SubQos::DefaultSubQosType model(application, argc, argv);

    using OpenDDS::Model::SubQos::Elements;

    DDS::DataReader_var reader = model.reader( Elements::DataReaders::reader);
    DDS::Subscriber_var subscriber = reader->get_subscriber();

    ACE_SYNCH_MUTEX lock;
    ACE_Condition<ACE_SYNCH_MUTEX> condition(lock);
    OpenDDS::Model::ReaderCondSync rcs(reader, condition);
    DDS::DataReaderListener_var listener(new ReaderListener(rcs));
    reader->set_listener( listener.in(), OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    // Call on_data_available in case there are samples which are waiting
    listener->on_data_available(reader);

    // START OF EXISTING MESSENGER EXAMPLE CODE

    MessageDataReader_var reader_i =
      MessageDataReader::_narrow(reader);

    if (CORBA::is_nil(reader_i.in())) {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("ERROR: %N:%l: main() -")
                        ACE_TEXT(" _narrow failed!\n")),
                       -1);
    }

    DDS::SubscriberQos sub_qos;

    if (subscriber->get_qos(sub_qos) != 0) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                          ACE_TEXT(" get_qos failed!\n")),
                         -1);
    }

    // was set to false for Sub
    if (sub_qos.entity_factory.autoenable_created_entities) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                          ACE_TEXT(" subscriber has wrong autoenable value!\n")),
                         -1);
    } else {
      if (subscriber->enable() != DDS::RETCODE_OK) {
        std::cout << "bad return code enabling subscriber" << std::endl;
      }
      if (reader->enable() != DDS::RETCODE_OK) {
        std::cout << "bad return code enabling reader" << std::endl;
      }
    }

    char* buff = reinterpret_cast<char*>(sub_qos.group_data.value.get_buffer());
    std::cout << "Group data is:" << buff << std::endl;
    if (strcmp(buff, "eight is 8") != 0) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                          ACE_TEXT(" subscriber has wrong group_data value\n")),
                         -1);
    }

    if (sub_qos.partition.name.length() != 1) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                          ACE_TEXT(" subscriber has wrong # of partitions\n")),
                         -1);
    }

    if (strcmp(sub_qos.partition.name[0], "*") != 0) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                          ACE_TEXT(" subscriber has wrong partition value\n")),
                         -1);
    }

    if (sub_qos.presentation.access_scope != DDS::TOPIC_PRESENTATION_QOS) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                          ACE_TEXT(" subscriber has wrong access scope\n")),
                         -1);
    }
    if (sub_qos.presentation.coherent_access != true) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                          ACE_TEXT(" subscriber has wrong choerent access\n")),
                         -1);
    }
    if (sub_qos.presentation.ordered_access != true) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                          ACE_TEXT(" subscriber has wrong ordered access\n")),
                         -1);
    }

    OpenDDS::Model::ReaderSync rs(reader);

    // END OF EXISTING MESSENGER EXAMPLE CODE

  } catch (const CORBA::Exception& e) {
    e._tao_print_exception("Exception caught in main():");
    return -1;

  } catch( const std::exception& ex) {
    ACE_ERROR_RETURN((LM_ERROR,
                      ACE_TEXT("(%P|%t) ERROR: %N:%l: main() -")
                      ACE_TEXT(" Exception caught: %C\n"),
                      ex.what()),
                     -1);
  }

  return 0;
}
コード例 #2
0
ファイル: subscriber.cpp プロジェクト: svn2github/OpenDDS
int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

      dpf = TheParticipantFactoryWithArgs(argc, argv);

      // Default DomainParticipantFactory qos is to auto enable.
      ::DDS::DomainParticipantFactoryQos fqos;
      if (dpf->get_qos (fqos) != ::DDS::RETCODE_OK)
      {
        cerr << "DomainParticipantFactory get_qos failed." << endl;
        return 1;
      }

      if (fqos.entity_factory.autoenable_created_entities == 0)
      {
        cerr << "The DomainParticipantFactory defaults to autoenable upon entities creation." << endl;
        return 1;
      }

      // Now disable DomainParticipantFactory autoenable
      fqos.entity_factory.autoenable_created_entities = 0;
      if (dpf->set_qos (fqos) != ::DDS::RETCODE_OK)
      {
        cerr << "DomainParticipantFactory set_qos failed." << endl;
        return 1;
      }

      participant = dpf->create_participant(411,
                                            PARTICIPANT_QOS_DEFAULT,
                                            DDS::DomainParticipantListener::_nil(),
                                            ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (participant.in ())) {
        cerr << "create_participant failed." << endl;
        return 1 ;
      }

      if (participant->enable () != ::DDS::RETCODE_PRECONDITION_NOT_MET)
      {
        cerr << "DomainParticipant can not be enabled because factory autoenable is off." << endl;
        return 1;
      }

      MessageTypeSupport_var mts = new MessageTypeSupportImpl();

      if (DDS::RETCODE_OK != mts->register_type(participant.in (), "")) {
          cerr << "Failed to register the MessageTypeTypeSupport." << endl;
          exit(1);
        }

      CORBA::String_var type_name = mts->get_type_name ();

      DDS::Topic_var topic = participant->create_topic("Movie Discussion List",
                                                       type_name.in (),
                                                       TOPIC_QOS_DEFAULT,
                                                       DDS::TopicListener::_nil(),
                                                       ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (topic.in ())) {
        cerr << "Failed to create_topic." << endl;
        exit(1);
      }

      if (topic->enable () != ::DDS::RETCODE_PRECONDITION_NOT_MET)
      {
        cerr << "Topic can not be enabled because DomainParticipant is not enabled." << endl;
        return 1;
      }

      // Initialize the transport
      OpenDDS::DCPS::TransportImpl_rch transport_impl =
        TheTransportFactory->create_transport_impl (transport_impl_id,
                                                    ::OpenDDS::DCPS::AUTO_CONFIG);

      // Create the subscriber and attach to the corresponding
      // transport.
      DDS::Subscriber_var sub =
        participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT,
                                       DDS::SubscriberListener::_nil(),
                                       ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (sub.in ())) {
        cerr << "Failed to create_subscriber." << endl;
        exit(1);
      }

      if (sub->enable () != ::DDS::RETCODE_PRECONDITION_NOT_MET)
      {
        cerr << "Publisher can not be enabled because DomainParticipant is not enabled." << endl;
        return 1;
      }

      // Attach the subscriber to the transport.
      OpenDDS::DCPS::SubscriberImpl* sub_impl =
        dynamic_cast<OpenDDS::DCPS::SubscriberImpl*> (sub.in ());
      if (0 == sub_impl) {
        cerr << "Failed to obtain subscriber servant\n" << endl;
        exit(1);
      }

      OpenDDS::DCPS::AttachStatus status = sub_impl->attach_transport(transport_impl.in());
      if (status != OpenDDS::DCPS::ATTACH_OK) {
        std::string status_str;
        switch (status) {
        case OpenDDS::DCPS::ATTACH_BAD_TRANSPORT:
          status_str = "ATTACH_BAD_TRANSPORT";
          break;
        case OpenDDS::DCPS::ATTACH_ERROR:
          status_str = "ATTACH_ERROR";
          break;
        case OpenDDS::DCPS::ATTACH_INCOMPATIBLE_QOS:
          status_str = "ATTACH_INCOMPATIBLE_QOS";
          break;
        default:
          status_str = "Unknown Status";
          break;
        }
        cerr << "Failed to attach to the transport. Status == "
          << status_str.c_str() << endl;
        exit(1);
      }

      // activate the listener
      DDS::DataReaderListener_var listener = new DataReaderListenerImpl;
      DataReaderListenerImpl &listener_servant =
        *dynamic_cast<DataReaderListenerImpl*>(listener.in());

      if (CORBA::is_nil (listener.in ())) {
        cerr << "listener is nil." << endl;
        exit(1);
      }

      // Create the Datareaders
      DDS::DataReader_var dr = sub->create_datareader(topic.in (),
                                                      DATAREADER_QOS_DEFAULT,
                                                      listener.in (),
                                                      ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (dr.in ())) {
        cerr << "create_datareader failed." << endl;
        exit(1);
      }

      if (dr->enable () != ::DDS::RETCODE_PRECONDITION_NOT_MET)
      {
        cerr << "DataReader can not be enabled because Subscriber is not enabled." << endl;
        return 1;
      }

      // Now enable DomainParticipantFactory autoenable
      fqos.entity_factory.autoenable_created_entities = 1;
      if (dpf->set_qos (fqos) != ::DDS::RETCODE_OK)
      {
        cerr << "DomainParticipantFactory set_qos failed." << endl;
        return 1;
      }

      // Enable every entity from factory to it's entities and it should succeed.
      if (participant->enable () != ::DDS::RETCODE_OK
        || topic->enable () != ::DDS::RETCODE_OK
        || sub->enable () != ::DDS::RETCODE_OK)
      {
        cerr << "Failed to enable factory." << endl;
        return 1;
      }

      // The datareader is not enabled so it will not able to
      // communicate with datawriter.
      int i = 0;
      while (i < 5 && listener_servant.num_reads() == 0)
      {
        ACE_OS::sleep (1);
        ++i;
      }

      if (listener_servant.num_reads() > 0)
      {
        cerr << "Should not receive any samples since datareader is not enabled." << endl;
        return 1;
      }

      if (dr->enable () != ::DDS::RETCODE_OK)
      {
        cerr << "Failed to enable DataReader." << endl;
        return 1;
      }

      int expected = 10;

      while ( listener_servant.num_reads() < expected ) {
        ACE_OS::sleep (1);
      }

      if (!CORBA::is_nil (participant.in ())) {
        participant->delete_contained_entities();
      }
      if (!CORBA::is_nil (dpf.in ())) {
        dpf->delete_participant(participant.in ());
      }
      ACE_OS::sleep(2);

      TheTransportFactory->release();
      TheServiceParticipant->shutdown ();
    }
  catch (CORBA::Exception& e)
    {
      cerr << "SUB: Exception caught in main ():" << endl << e << endl;
      return 1;
    }

  return 0;
}