C++ DataReaderListener_var::in方法代码示例

bool
assert_subscription_matched(const Options& opts, const DDS::DataReaderListener_var& drl)
{
  // Assert if pub/sub made a match ...

  DataReaderListenerImpl* drl_servant =
          dynamic_cast<DataReaderListenerImpl*> (drl.in());

  // there is an error if we matched when not compatible (or vice-versa)
  if (opts.compatible != drl_servant->subscription_matched() && opts.reliability_kind == DDS::RELIABLE_RELIABILITY_QOS)
    {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("(%P|%t) Expected publication_matched to be %C, but it was %C [")
                        ACE_TEXT(" durability_kind=%C, liveliness_kind=%C, liveliness_duration=%C, ")
                        ACE_TEXT("reliability_kind=%C]\n"),
                        (opts.compatible) ? "true" : "false",
                        (drl_servant->subscription_matched()) ? "true" : "false",
                        opts.durability_kind_str.c_str(),
                        opts.liveliness_kind_str.c_str(),
                        opts.LEASE_DURATION_STR.c_str(),
                        opts.reliability_kind_str.c_str()),
                       false);
    }

  return true;
}

DDS::DataReader_var
Factory::reader(const DDS::Subscriber_var& sub, const DDS::Topic_var& topic, const DDS::DataReaderListener_var& drl) const
{
  // Create the data readers
  DDS::DataReaderQos dr_qos;
  sub->get_default_datareader_qos(dr_qos);

  dr_qos.durability.kind = opts_.durability_kind;
  dr_qos.liveliness.kind = opts_.liveliness_kind;
  dr_qos.liveliness.lease_duration = opts_.LEASE_DURATION;
  dr_qos.reliability.kind = opts_.reliability_kind;

  DDS::DomainParticipant_var dp = sub->get_participant();
  CORBA::String_var tn = topic->get_name();
  DDS::TopicDescription_var description = dp->lookup_topicdescription(tn);
  TEST_ASSERT(!CORBA::is_nil(description.in()));

  DDS::DataReader_var rd(sub->create_datareader(description.in(),
                                                dr_qos,
                                                drl.in(),
                                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK));

  // Initialize the transport configuration for the appropriate entity
  TEST_ASSERT(!opts_.configuration_str.empty());
  if (opts_.configuration_str != "none" && opts_.entity_str == "rw")
    {

      OpenDDS::DCPS::TransportRegistry::instance()->bind_config(opts_.configuration_str,
                                                                rd.in());
      if (!opts_.entity_autoenable)
        {
          TEST_ASSERT(DDS::RETCODE_OK == rd->enable());
        }
    }

  return rd;
}

int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

      if( OpenDDS::DCPS::DCPS_debug_level > 0) {
        ACE_DEBUG((LM_DEBUG,
          ACE_TEXT("(%P|%t) subscriber: ")
          ACE_TEXT("initialization starting.\n")
        ));
      }

      dpf = TheParticipantFactoryWithArgs(argc, argv);
      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( OpenDDS::DCPS::DCPS_debug_level > 0) {
        ACE_DEBUG((LM_DEBUG,
          ACE_TEXT("(%P|%t) subscriber: ")
          ACE_TEXT("participant created.\n")
        ));
      }

      if (parse_args (argc, argv) == -1) {
        return -1;
      }

      if( OpenDDS::DCPS::DCPS_debug_level > 0) {
        ACE_DEBUG((LM_DEBUG,
          ACE_TEXT("(%P|%t) subscriber: ")
          ACE_TEXT("command line parsed.\n")
        ));
      }

      MessageTypeSupportImpl* mts_servant = new MessageTypeSupportImpl();

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

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

      if( OpenDDS::DCPS::DCPS_debug_level > 0) {
        ACE_DEBUG((LM_DEBUG,
          ACE_TEXT("(%P|%t) subscriber: ")
          ACE_TEXT("type support installed.\n")
        ));
      }

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

      if( OpenDDS::DCPS::DCPS_debug_level > 0) {
        ACE_DEBUG((LM_DEBUG,
          ACE_TEXT("(%P|%t) subscriber: ")
          ACE_TEXT("topic created.\n")
        ));
      }

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

      if( OpenDDS::DCPS::DCPS_debug_level > 0) {
        ACE_DEBUG((LM_DEBUG,
          ACE_TEXT("(%P|%t) subscriber: ")
          ACE_TEXT("transport created.\n")
        ));
      }

      // 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);
      }

//.........这里部分代码省略.........

int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

      dpf = TheParticipantFactoryWithArgs(argc, argv);
      participant =
        dpf->create_participant(11,
                                PARTICIPANT_QOS_DEFAULT,
                                DDS::DomainParticipantListener::_nil(),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (participant.in ())) {
        cerr << "create_participant failed." << endl;
        return 1 ;
      }

      Messenger::MessageTypeSupportImpl* mts_servant =
        new Messenger::MessageTypeSupportImpl;

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

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

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

      // 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);
      }


      // ----------------------------------------------
      {
        // Attempt to create a DataReader with intentionally
        // incompatible QoS.
        DDS::DataReaderQos bogus_qos;
        sub->get_default_datareader_qos (bogus_qos);

        // Set up a 2 second recurring deadline.  DataReader creation
        // should fail with this QoS since the requested deadline period
        // will be less than the test configured offered deadline
        // period.
        bogus_qos.deadline.period.sec = 2;
        bogus_qos.deadline.period.nanosec = 0;

        DDS::DataReader_var tmp_dr =
          sub->create_datareader (topic.in (),
                                  bogus_qos,
                                  DDS::DataReaderListener::_nil (),
                                  ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

        if (CORBA::is_nil (tmp_dr.in ()))
        {
          cerr << "ERROR: DataReader creation with bogus QoS failed."
               << endl;
          exit (1);
        }

        DDS::StatusCondition_var cond = tmp_dr->get_statuscondition();
        cond->set_enabled_statuses(DDS::REQUESTED_INCOMPATIBLE_QOS_STATUS);
        DDS::WaitSet_var ws = new DDS::WaitSet;
        ws->attach_condition(cond);
        DDS::Duration_t four_sec = {4, 0};
        DDS::ConditionSeq active;
        ws->wait(active, four_sec);

        // Check if the incompatible deadline was correctly flagged.
        if ((active.length() == 0) || (active[0] != cond)) {
          cerr << "ERROR: Failed to get requested incompatible qos status" << endl;
          exit (1);
        }

        DDS::RequestedIncompatibleQosStatus incompatible_status;
        if (tmp_dr->get_requested_incompatible_qos_status (incompatible_status) != ::DDS::RETCODE_OK)
        {
          cerr << "ERROR: Failed to get requested incompatible qos status" << endl;
//.........这里部分代码省略.........

int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

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

      Messenger::MessageTypeSupportImpl* mts_servant =
        new Messenger::MessageTypeSupportImpl;

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

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

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

      // Initialize the transport
      OpenDDS::DCPS::TransportImpl_rch tcp_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());
      if (CORBA::is_nil (sub.in ())) {
        cerr << "Failed to create_subscriber." << endl;
        exit(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 const status =
        sub_impl->attach_transport(tcp_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);
      }



      // ----------------------------------------------
      {
        // Attempt to create a DataReader with intentionally
        // incompatible QoS.
        DDS::DataReaderQos bogus_qos;
        sub->get_default_datareader_qos (bogus_qos);
      
        // Set up a 1 second recurring deadline.  DataReader creation
        // should fail with this QoS since the requested deadline period
        // will be less than the test configured offered deadline
//.........这里部分代码省略.........

int ACE_TMAIN(int argc, ACE_TCHAR* argv[])
{
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

      dpf = TheParticipantFactoryWithArgs(argc, argv);
      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 ;
      }

      Test::DataTypeSupportImpl * const dts_servant =
        new Test::DataTypeSupportImpl;

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

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

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

      size_t const num_partitions =
        sizeof (Test::Requested::PartitionConfigs)
        / sizeof (Test::Requested::PartitionConfigs[0]);

      Test::PartitionConfig const * const begin =
        Test::Requested::PartitionConfigs;
      Test::PartitionConfig const * const end =
        begin + num_partitions;

      // Keep the readers around long enough for the publications and
      // subscriptions to match.
      std::vector<DDS::DataReader_var> readers (num_partitions);

      for (Test::PartitionConfig const * i = begin; i != end; ++i)
      {
        DDS::SubscriberQos sub_qos;
        participant->get_default_subscriber_qos (sub_qos);

        // Specify partitions we're requesting.
        CORBA::ULong n = 0;
        DDS::StringSeq & names = sub_qos.partition.name;
        for (char const * const * s = (*i).partitions;
             s != 0 && *s != 0;
             ++s, ++n)
        {
          CORBA::ULong const new_len = names.length () + 1;
          names.length (new_len);
          names[n] = *s;
        }

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

        DDS::DataReaderListener_var listener (
          new Test::DataReaderListener ((*i).expected_matches));

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

        readers.push_back (dr);
//.........这里部分代码省略.........

int main (int argc, char *argv[])
{
  try {
    DDS::DomainParticipantFactory_var dpf;
    DDS::DomainParticipant_var participant;

    dpf = TheParticipantFactoryWithArgs(argc, argv);
    if( parse_args(argc, argv) != 0)
      return 1;

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

    Messenger::MessageTypeSupportImpl* mts_servant = new Messenger::MessageTypeSupportImpl();
    TAO::DCPS::LocalObject_var safe_servant = mts_servant;

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

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

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

    // Initialize the transport
    TAO::DCPS::TransportImpl_rch tcp_impl =
      TheTransportFactory->create_transport_impl (TCP_IMPL_ID, ::TAO::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());
    if (CORBA::is_nil (sub.in ())) {
      cerr << "Failed to create_subscriber." << endl;
      exit(1);
    }

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

    TAO::DCPS::AttachStatus status = sub_impl->attach_transport(tcp_impl.in());
    if (status != TAO::DCPS::ATTACH_OK) {
      std::string status_str;
      switch (status) {
        case TAO::DCPS::ATTACH_BAD_TRANSPORT:
          status_str = "ATTACH_BAD_TRANSPORT";
          break;
        case TAO::DCPS::ATTACH_ERROR:
          status_str = "ATTACH_ERROR";
          break;
        case TAO::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
    DataReaderListenerImpl listener_servant;
    DDS::DataReaderListener_var listener =
      ::TAO::DCPS::servant_to_reference (&listener_servant);
    if (CORBA::is_nil (listener.in ())) {
      cerr << "listener is nil." << endl;
      exit(1);
    }

    // Create the Datareaders
    DDS::DataReaderQos dr_qos;
    sub->get_default_datareader_qos (dr_qos);
    DDS::DataReader_var dr = sub->create_datareader(topic.in (),
                                                    dr_qos,
//.........这里部分代码省略.........

int ACE_TMAIN(int argc, ACE_TCHAR *argv[])
{
  long expected_late = 0;
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

      dpf = TheParticipantFactoryWithArgs(argc, argv);
      participant = dpf->create_participant(111,
                                            PARTICIPANT_QOS_DEFAULT,
                                            DDS::DomainParticipantListener::_nil(),
                                            ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (participant.in ())) {
        cerr << "create_participant failed." << endl;
        return 1 ;
      }

      ACE_Get_Opt get_opts (argc, argv, ACE_TEXT("l:"));
      int c;

      while ((c = get_opts ()) != -1)
      {
        switch(c)
        {
        case 'l':
          expected_late = ACE_OS::atoi (get_opts.opt_arg ());
          break;
        case '?':
        default:
          ACE_ERROR_RETURN ((LM_ERROR,
            "usage:  %s "
            "-l expected late samples "
            "\n",
            argv [0]),
            -1);
        }
      }

      Messenger::MessageTypeSupportImpl::_var_type mts_servant =
        new Messenger::MessageTypeSupportImpl;

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

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

      DDS::TopicQos topic_qos;
      participant->get_default_topic_qos(topic_qos);

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

      // Create the subscriber
      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);
      }


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

      if (CORBA::is_nil (listener.in ())) {
        cerr << "listener is nil." << endl;
        exit(1);
      }
      if (!listener_servant) {
        ACE_ERROR_RETURN((LM_ERROR,
          ACE_TEXT("%N:%l main()")
          ACE_TEXT(" ERROR: listener_servant is nil (dynamic_cast failed)!\n")), -1);
      }

      // Create the Datareaders
      DDS::DataReaderQos dr_qos;
      sub->get_default_datareader_qos (dr_qos);
      dr_qos.latency_budget.duration.sec = 1;
      dr_qos.latency_budget.duration.nanosec = 0;
      DDS::DataReader_var dr = sub->create_datareader(topic.in (),
                                                      dr_qos,
//.........这里部分代码省略.........

int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  try
    {
      DDS::DomainParticipantFactory_var dpf =
        TheParticipantFactoryWithArgs(argc, argv);

      DDS::DomainParticipant_var 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 ;
      }

      Messenger::MessageTypeSupport_var mts_servant =
        new Messenger::MessageTypeSupportImpl;

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

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

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

      // 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);
      }

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

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

      // Create the Datareader
      DDS::DataReaderQos dr_qos;
      sub->get_default_datareader_qos(dr_qos);
      dr_qos.durability.kind = DDS::PERSISTENT_DURABILITY_QOS;

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

      int const 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);

      TheServiceParticipant->shutdown ();
    }
  catch (CORBA::Exception& e)
    {
      cerr << "SUB: Exception caught in main ():" << endl << e << endl;
//.........这里部分代码省略.........

int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  int return_result = 0;
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

      dpf = TheParticipantFactoryWithArgs(argc, argv);
      participant =
        dpf->create_participant(11,
                                PARTICIPANT_QOS_DEFAULT,
                                DDS::DomainParticipantListener::_nil(),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (participant.in ())) {
        cerr << "create_participant failed." << endl;
        return 1 ;
      }

      Messenger::MessageTypeSupportImpl* mts_servant =
        new Messenger::MessageTypeSupportImpl;

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

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

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

      // 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);
      }

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

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

      DDS::DataReaderQos dr_qos; // Good QoS.
      sub->get_default_datareader_qos (dr_qos);

      dr_qos.resource_limits.max_samples_per_instance = MAX_SAMPLES_PER_INSTANCES;
      dr_qos.resource_limits.max_samples = MAX_SAMPLES;
      dr_qos.resource_limits.max_instances = MAX_INSTANCES;
#ifndef OPENDDS_NO_OWNERSHIP_PROFILE
      dr_qos.history.kind = ::DDS::KEEP_ALL_HISTORY_QOS;
      dr_qos.history.depth = MAX_SAMPLES_PER_INSTANCES;
#endif

      DDS::DataReader_var dr1 =
        sub->create_datareader (topic.in (),
                                dr_qos,
                                listener.in (),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

      if (CORBA::is_nil (dr1.in ()) )
      {
        cerr << "ERROR: create_datareader failed." << endl;
        exit(1);
      }

      DDS::DataReader_var dr2 =
        sub->create_datareader (topic.in (),
                                dr_qos,
                                DDS::DataReaderListener::_nil (),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

      if (CORBA::is_nil (dr2.in ()) )
      {
        cerr << "ERROR: create_datareader failed." << endl;
        exit(1);
      }
//.........这里部分代码省略.........

int
ACE_TMAIN(int argc, ACE_TCHAR* argv[])
{
  try {
    DDS::DomainParticipantFactory_var dpf;
    DDS::DomainParticipant_var participant;

    dpf = TheParticipantFactoryWithArgs(argc, argv);
    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 ;
    }

    MessageTypeSupportImpl* mts_servant = new MessageTypeSupportImpl;

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

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

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

    // 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);
    }

    // activate the listener
    DDS::DataReaderListener_var listener (new DataReaderListenerImpl);
    if (CORBA::is_nil (listener.in ())) {
      cerr << "listener is nil." << endl;
      exit(1);
    }
    DataReaderListenerImpl* listener_servant =
      dynamic_cast<DataReaderListenerImpl*>(listener.in());

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


    while ( ! listener_servant->received_all ()) {
      ACE_OS::sleep (1);
    }

    if (! listener_servant->passed ()) {
      cerr << "test failed - see errors." << endl;
      return 1;
    }

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

    ::DDS::InstanceHandleSeq handles;
    while (1)
    {
      ACE_OS::sleep(1);
      dr->get_matched_publications(handles);
      if (handles.length() == 0)
        break;
    }

//.........这里部分代码省略.........

int main (int argc, char *argv[])
{
  const int domainId = 411;
  const char *topicName = "Stock Quotes";

  try {
    DDS::DomainParticipantFactory_var dpf;
    DDS::DomainParticipant_var participant;

    dpf = TheParticipantFactoryWithArgs(argc, argv);

    // To Do: Create the participant
    participant =
      dpf->create_participant(domainId,
                              PARTICIPANT_QOS_DEFAULT,
                              DDS::DomainParticipantListener::_nil());
    if (CORBA::is_nil (participant.in ())) {
      cerr << "create_participant failed." << endl;
      return 1 ;
    }
    // End: Create the participant

    QuoterTypeSupportImpl* servant = new QuoterTypeSupportImpl();
    PortableServer::ServantBase_var safe_servant = servant;

    // To Do: Register the type
    if (DDS::RETCODE_OK != servant->register_type(participant.in (),
                                                      "")) {
      cerr << "Failed to register the QuoterTypeTypeSupport." << endl;
      exit(1);
    }
    // End: Register the type

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

    // To Do: Get the (default) topic QoS and create the topic
    DDS::TopicQos topic_qos;
    participant->get_default_topic_qos(topic_qos);
    DDS::Topic_var topic =
      participant->create_topic(topicName,
                                type_name.in (),
                                topic_qos,
                                DDS::TopicListener::_nil());
    if (CORBA::is_nil (topic.in ())) {
      cerr << "Failed to create_topic." << endl;
      exit(1);
    }
    // End: Get the (default) topic QoS and create the topic
    
    // To Do: Create the subscriber
    DDS::Subscriber_var sub =
      participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT,
                                     DDS::SubscriberListener::_nil());
    if (CORBA::is_nil (sub.in ())) {
      cerr << "Failed to create_subscriber." << endl;
      exit(1);
    }
    // End: Create the subscriber

    // jhoffert
    // There seem to be problems using auto configurations with an application
    // distributed across different nodes. Take this out for now.

    // Initialize the transport
    TAO::DCPS::TransportImpl_rch tcp_impl =
      TheTransportFactory->create_transport_impl (TCP_IMPL_ID,
                                                  //::TAO::DCPS::AUTO_CONFIG);
                                                  ::TAO::DCPS::DONT_AUTO_CONFIG);
    TAO::DCPS::TransportConfiguration_rch reader_config =
      //TheTransportFactory->get_configuration (SUB_TRAFFIC);
      TheTransportFactory->get_configuration (TCP_IMPL_ID);

    TAO::DCPS::SimpleTcpConfiguration* reader_tcp_config =
      static_cast <TAO::DCPS::SimpleTcpConfiguration*> (reader_config.in ());

    if (0 != ACE_OS::strcmp ("default", reader_address_str)) {
      ACE_INET_Addr reader_address (reader_address_str);
      reader_tcp_config->local_address_ = reader_address;
    }

    if (0 != tcp_impl->configure (reader_config.in ())) {
      ACE_ERROR ((LM_ERROR,
                  ACE_TEXT("(%P|%t) ::main: ")
                  ACE_TEXT("Failed to configure the transport.\n")));
      exit(1);
    }
    // jhoffert - End of transport configuration changes

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

    TAO::DCPS::AttachStatus status = sub_impl->attach_transport(tcp_impl.in());
    if (status != TAO::DCPS::ATTACH_OK) {
      std::string status_str;
//.........这里部分代码省略.........

int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

      dpf = TheParticipantFactoryWithArgs(argc, argv);
      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 (parse_args (argc, argv) == -1) {
        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 << "ERROR Failed to create_topic." << endl;
        exit(1);
      }

      // 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 << "ERROR Failed to create_subscriber." << 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 << "ERROR listener is nil." << endl;
        exit(1);
      }

      ::DDS::DataReaderQos dr_qos;
      sub->get_default_datareader_qos (dr_qos);

      dr_qos.liveliness.lease_duration.sec = LEASE_DURATION_SEC ;
      dr_qos.liveliness.lease_duration.nanosec = 0 ;

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

      int count = 0;
      while ((++count < 60) && ((listener_servant.num_reads() < total_num_messages)))
      {
        ACE_OS::sleep (1);
      }

      ACE_OS::sleep(2);

      ACE_DEBUG((LM_INFO,
                 "Subscriber got %d of %d messages, "
                 "and %d of %d callbacks, deleting entities\n",
                 (int) listener_servant.num_reads(), total_num_messages,
                 listener_servant.num_liveliness_change_callbacks(), num_liveliness_change_callbacks));

      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);

      TheServiceParticipant->shutdown ();
//.........这里部分代码省略.........

int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  try {
    DDS::DomainParticipantFactory_var dpf;
    DDS::DomainParticipant_var participant;

    dpf = TheParticipantFactoryWithArgs(argc, argv);
    if( parse_args(argc, argv) != 0)
      return 1;

    ACE_DEBUG((LM_DEBUG, "(%P|%t) subscriber.cpp main()\n"));

    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 ;
    }

    Messenger::MessageTypeSupportImpl* mts_servant = new Messenger::MessageTypeSupportImpl();
    OpenDDS::DCPS::LocalObject_var safe_servant = mts_servant;

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

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

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

    // 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);
    }

    // activate the listener
    DDS::DataReaderListener_var listener (new DataReaderListenerImpl);
    if (CORBA::is_nil (listener.in ())) {
      cerr << "listener is nil." << endl;
      exit(1);
    }
    DataReaderListenerImpl* listener_servant =
      dynamic_cast<DataReaderListenerImpl*>(listener.in());

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

    // Indicate that the subscriber is ready
    FILE* readers_ready = ACE_OS::fopen (sub_ready_filename, ACE_TEXT ("w"));
    if (readers_ready == 0) {
      cerr << "ERROR Unable to create subscriber ready file." << endl;
      exit(1);
    }
    ACE_OS::fclose(readers_ready);

    // Wait for the publisher to be ready
    FILE* writers_ready = 0;
    do {
      ACE_Time_Value small_time(0,250000);
      ACE_OS::sleep (small_time);
      writers_ready = ACE_OS::fopen (pub_ready_filename, ACE_TEXT ("r"));
    } while (0 == writers_ready);
    ACE_OS::fclose(writers_ready);

    // Since the publisher continue sending while the subscriber crashes,
    // some messages may be lost, we lower the num_expected_reads by 2.
    num_expected_reads -= num_reads_deviation;

    FILE* writers_completed = 0;
//.........这里部分代码省略.........

int ACE_TMAIN(int argc, ACE_TCHAR *argv[])
{
  int result = 0;
  ACE_DEBUG ((LM_DEBUG, "(%P|%t) subscriber main\n"));
  try
    {
      DDS::DomainParticipantFactory_var dpf;
      DDS::DomainParticipant_var participant;

      dpf = TheParticipantFactoryWithArgs(argc, argv);

      if (parse_args (argc, argv) == -1) {
        return -1;
      }

      DDS::DomainParticipantQos partQos;
      dpf->get_default_participant_qos(partQos);

      // set up user data in DP qos
      CORBA::ULong part_user_data_len
        = static_cast<CORBA::ULong>(ACE_OS::strlen (PART_USER_DATA));
      partQos.user_data.value.length (part_user_data_len);
      partQos.user_data.value.replace (part_user_data_len,
                                       part_user_data_len,
                                       reinterpret_cast<CORBA::Octet*>(PART_USER_DATA));

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

      ::Messenger::MessageTypeSupport_var mts = new ::Messenger::MessageTypeSupportImpl();

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

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

      DDS::TopicQos topic_qos;
      participant->get_default_topic_qos(topic_qos);

      // set up topic data in topic qos
      CORBA::ULong topic_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (TOPIC_DATA));
      topic_qos.topic_data.value.length (topic_data_len);
      topic_qos.topic_data.value.replace (topic_data_len, topic_data_len, reinterpret_cast<CORBA::Octet*>(TOPIC_DATA));

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

      // Create the subscriber

      DDS::SubscriberQos sub_qos;
      participant->get_default_subscriber_qos (sub_qos);

      // set up group data in subscriber qos
      CORBA::ULong group_data_len = static_cast<CORBA::ULong> (ACE_OS::strlen (GROUP_DATA));
      sub_qos.group_data.value.length (group_data_len);
      sub_qos.group_data.value.replace (group_data_len, group_data_len, reinterpret_cast<CORBA::Octet*>(GROUP_DATA));

      DDS::Subscriber_var sub =
        participant->create_subscriber(sub_qos,
                                       DDS::SubscriberListener::_nil(),
                                       ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (sub.in ())) {
        cerr << "subscriber: Failed to create_subscriber." << endl;
        exit(1);
      }

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

      DDS::Subscriber_var builtin = participant->get_builtin_subscriber();
      DDS::DataReader_var bitdr =
        builtin->lookup_datareader(OpenDDS::DCPS::BUILT_IN_PUBLICATION_TOPIC);
      listener_servant->set_builtin_datareader(bitdr.in());

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

      // Create the Datareaders
      DDS::DataReaderQos dr_qos;
      sub->get_default_datareader_qos (dr_qos);

//.........这里部分代码省略.........