C++ DataReader_var::in方法代码示例

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);
      }
//.........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
ACE_TMAIN(int argc, ACE_TCHAR** argv)
{
  parse_args(argc, argv);

  ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) -> SUBSCRIBER STARTED\n")));

  ::CORBA::Long sec = deadline_msec / 1000;
  ::CORBA::ULong remainder_msec = (deadline_msec - 1000*sec);
  ::CORBA::ULong nanosec = remainder_msec * 1000000;

  DDS::Duration_t const DEADLINE_PERIOD =
    {
      sec,
      nanosec
    };

  bool deadline_used = DEADLINE_PERIOD.sec > 0 || DEADLINE_PERIOD.nanosec > 0;

  try
  {
    DDS::DomainParticipantFactory_var dpf =
      TheParticipantFactoryWithArgs(argc, argv);

    SubscriberListenerImpl * subscriberListener =
      new SubscriberListenerImpl(received_samples, missed_samples);

    DDS::SubscriberListener_var subscriberListener_var = subscriberListener;

    // Create Participant
    DDS::DomainParticipant_var participant =
      dpf->create_participant(42,
                              PARTICIPANT_QOS_DEFAULT,
                              DDS::DomainParticipantListener::_nil(),
                              ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    if (CORBA::is_nil(participant.in()))
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" create_participant failed!\n")), 1);

    ACE_Time_Value delay_between_cycles(0, delay_between_cycles_msec * 1000);

    bool expected_samples_received = false;
    int i = 0;

    do
      {
        ++i;

        ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) -> Subscriber cycle %d\n"), i));

        // Create Subscriber
        DDS::Subscriber_var subscriber =
          participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT,
                                         subscriberListener,
                                         ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

        if (CORBA::is_nil(subscriber.in()))
          ACE_ERROR_RETURN((LM_ERROR,
                            ACE_TEXT("%N:%l: main()")
                            ACE_TEXT(" create_subscriber failed!\n")), 2);

        // Register Type (FooType)
        FooTypeSupport_var ts = new FooTypeSupportImpl;
        if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK)
          ACE_ERROR_RETURN((LM_ERROR,
                            ACE_TEXT("%N:%l: main()")
                            ACE_TEXT(" register_type failed!\n")), 5);

        // Create Topic (FooTopic)
        DDS::Topic_var topic =
          participant->create_topic("FooTopic",
                                    ts->get_type_name(),
                                    TOPIC_QOS_DEFAULT,
                                    DDS::TopicListener::_nil(),
                                    ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

        DDS::TopicDescription_ptr topic_used = topic.in();
        DDS::ContentFilteredTopic_ptr cft = 0;

        if (use_cft)
          {
            // Topic name must be unique.
            ACE_CString topic_name = "FooTopic-Filtered-" + toStr(i);
            cft =
              participant->create_contentfilteredtopic(topic_name.c_str(),
                                                       topic,
                                                       "key > 0",
                                                       DDS::StringSeq());
            if (CORBA::is_nil(cft))
              ACE_ERROR_RETURN((LM_ERROR,
                                ACE_TEXT("%N:%l: main()")
                                ACE_TEXT(" create_contentfilteredtopic failed!\n")), 8);

            topic_used = cft;
          }

        if (CORBA::is_nil(topic.in()))
          ACE_ERROR_RETURN((LM_ERROR,
//.........这里部分代码省略.........

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

    // handle test performance issue on one platform
#if defined (sun)
    const char* udpTransName = "udp";
    OpenDDS::DCPS::TransportInst_rch inst = OpenDDS::DCPS::TransportRegistry::instance()->get_inst(udpTransName);
    if (inst != 0) {
      OpenDDS::DCPS::UdpInst_rch udp_inst = OpenDDS::DCPS::dynamic_rchandle_cast<OpenDDS::DCPS::UdpInst>(inst);
      if (udp_inst == 0) {
        ACE_ERROR_RETURN((LM_ERROR,
                          ACE_TEXT("%N:%l main()")
                          ACE_TEXT(" ERROR: retrieving transport config for: %C failed!\n"),
                          udpTransName), -1);
      }
      udp_inst->rcv_buffer_size_ = 0x40000;
    }
#endif

    // Create DomainParticipant
    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())) {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l main()")
                        ACE_TEXT(" ERROR: create_participant() failed!\n")), -1);
    }

    // Register Type (Messenger::Message)
    Messenger::MessageTypeSupport_var ts =
      new Messenger::MessageTypeSupportImpl();

    if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l main()")
                        ACE_TEXT(" ERROR: register_type() failed!\n")), -1);
    }

    // Create Topic (Movie Discussion List)
    CORBA::String_var type_name = ts->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())) {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l main()")
                        ACE_TEXT(" ERROR: create_topic() failed!\n")), -1);
    }

    // Create 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())) {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l main()")
                        ACE_TEXT(" ERROR: create_subscriber() failed!\n")), -1);
    }

    // Create DataReader
    DataReaderListenerImpl* listener_svt = new DataReaderListenerImpl;
    DDS::DataReaderListener_var listener(listener_svt);

    DDS::DataReaderQos qos;
    sub->get_default_datareader_qos(qos);
    qos.liveliness.kind = DDS::AUTOMATIC_LIVELINESS_QOS;
    qos.liveliness.lease_duration.sec = 10;
    qos.liveliness.lease_duration.nanosec = 0;
    qos.history.kind = DDS::KEEP_ALL_HISTORY_QOS;

    bool reliable = true;
    parse_args(argc, argv, reliable);
    if (reliable) {
      qos.reliability.kind = DDS::RELIABLE_RELIABILITY_QOS;
    }

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

    if (CORBA::is_nil(reader.in())) {
      ACE_ERROR_RETURN((LM_ERROR,
//.........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());

    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);
    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);
//.........这里部分代码省略.........

bool ExampleSubscriber::init()
{
  this->msgs_count = 0;
  domain = DDS::DOMAIN_ID_DEFAULT;
  partition_name = "Default";
  topic_name = "big_chatter";

  /* Create Domain Participant Factory */
  this->dpf = DDS::DomainParticipantFactory::get_instance();
  checkHandle(dpf.in(), "DDS::DomainParticipantFactory::get_instance");

  /* Create Domain Participant */
  std::cout << "Creating domain participant in subscriber" << std::endl;
  this->participant = dpf->create_participant(
      domain,
      PARTICIPANT_QOS_DEFAULT,
      NULL,
      DDS::STATUS_MASK_NONE
  );
  checkHandle(participant.in(), "DDS::DomainParticipantFactory::create_participant");


  /* Create a default QoS for Topics */
  status = participant->get_default_topic_qos(default_topic_qos);
  checkStatus(status, "DDS::DomainParticipant::get_default_topic_qos");
  // default_topic_qos.reliability.kind = DDS::RELIABLE_RELIABILITY_QOS;
  default_topic_qos.reliability.kind = DDS::BEST_EFFORT_RELIABILITY_QOS;

  /* Register the LargeMessage Type */
  large_message_ts = new LargeMsg::LargeMessageTypeSupport();
  checkHandle(large_message_ts.in(), "new LargeMessageTypeSupport");
  this->large_message_type_name = large_message_ts->get_type_name();
  status = large_message_ts->register_type(participant.in(), large_message_type_name);
  checkStatus(status, "LargeMsg::LargeMessageTypeSupport::register_type");

  /* Setup the Subscribers's QoS */
  status = participant->get_default_subscriber_qos(sub_qos);
  checkStatus(status, "DDS::DomainParticipant::get_default_subscriber_qos");
  sub_qos.partition.name.length(1);
  sub_qos.partition.name[0] = partition_name;

  /* Create the subscriber */
  this->subscriber = participant->create_subscriber(
      sub_qos,
      NULL,
      DDS::STATUS_MASK_NONE
  );
  checkHandle(subscriber.in(), "DDS::DomainParticipant::create_subscriber");

  /* Create the Topic */
  this->large_message_topic = participant->create_topic(
      topic_name,
      large_message_type_name,
      default_topic_qos,
      NULL,
      DDS::STATUS_MASK_NONE
  );
  checkHandle(large_message_topic.in(), "DDS::DomainParticipant::create_topic(LargeMessage)");

  /* Create Topic specific DataReader */
  topic_reader = subscriber->create_datareader(
        large_message_topic.in(),
        DATAREADER_QOS_USE_TOPIC_QOS,
        NULL,
        DDS::STATUS_MASK_NONE
  );
  checkHandle(topic_reader.in(), "DDS::Subscriber::create_datareader");

  /* Narrow topic_reader down to LargeMessage specific DataReader */
  this->data_reader = LargeMsg::LargeMessageDataReader::_narrow(topic_reader.in());
  checkHandle(data_reader.in(), "LargeMsg::LargeMessageDataReader::_narrow");

  this->large_msg_seq = new LargeMsg::LargeMessageSeq();
  this->sample_info_seq = new DDS::SampleInfoSeq();

  std::cout << "Polling DataReader..." << std::endl;
  return true;
}

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
  {
    TheParticipantFactoryWithArgs(argc, argv);

    // Create Participant
    DDS::DomainParticipant_var participant =
      TheParticipantFactory->create_participant(42,
                                                PARTICIPANT_QOS_DEFAULT,
                                                DDS::DomainParticipantListener::_nil(),
                                                OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    if (CORBA::is_nil(participant.in()))
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" ERROR: create_participant failed!\n")), 1);

    // Create Subscriber
    DDS::Subscriber_var subscriber =
      participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT,
                                     DDS::SubscriberListener::_nil(),
                                     OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    if (CORBA::is_nil(subscriber.in()))
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" ERROR: create_subscriber failed!\n")), 2);

    // Create Publisher
    DDS::Publisher_var publisher =
      participant->create_publisher(PUBLISHER_QOS_DEFAULT,
                                    DDS::PublisherListener::_nil(),
                                    OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    if (CORBA::is_nil(publisher.in()))
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" ERROR: create_publisher failed!\n")), 1);

    OpenDDS::DCPS::TransportIdType transportId(0);

    // Attach Subscriber Transport
    ++transportId;

    OpenDDS::DCPS::TransportConfiguration_rch sub_config =
      TheTransportFactory->get_or_create_configuration(transportId, ACE_TEXT("SimpleTcp"));

    OpenDDS::DCPS::TransportImpl_rch sub_transport =
      TheTransportFactory->create_transport_impl(transportId);

    OpenDDS::DCPS::SubscriberImpl* subscriber_i =
      dynamic_cast<OpenDDS::DCPS::SubscriberImpl*>(subscriber.in());

    if (subscriber_i == 0)
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" ERROR: dynamic_cast failed!\n")), 1);

    OpenDDS::DCPS::AttachStatus sub_status =
      subscriber_i->attach_transport(sub_transport.in());

    if (sub_status != OpenDDS::DCPS::ATTACH_OK)
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" ERROR: attach_transport failed!\n")), 1);

    // Attach Publisher Transport
    ++transportId;

    OpenDDS::DCPS::TransportConfiguration_rch pub_config =
      TheTransportFactory->get_or_create_configuration(transportId, ACE_TEXT("SimpleTcp"));

    OpenDDS::DCPS::TransportImpl_rch pub_transport =
      TheTransportFactory->create_transport_impl(transportId);

    OpenDDS::DCPS::PublisherImpl* publisher_i =
      dynamic_cast<OpenDDS::DCPS::PublisherImpl*>(publisher.in());

    if (publisher_i == 0)
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" ERROR: dynamic_cast failed!\n")), 1);

    OpenDDS::DCPS::AttachStatus pub_status =
      publisher_i->attach_transport(pub_transport.in());

    if (pub_status != OpenDDS::DCPS::ATTACH_OK)
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" ERROR: attach_transport failed!\n")), 1);

    // Register Type (FooType)
    FooTypeSupport_var ts = new FooTypeSupportImpl;
    if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK)
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" ERROR: register_type failed!\n")), 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(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 ;
      }

      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);
      topic_qos.lifespan.duration.sec = 10;
      topic_qos.lifespan.duration.nanosec = 0;
      topic_qos.durability.kind = DDS::TRANSIENT_LOCAL_DURABILITY_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);
      }
      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::DataReader_var dr = sub->create_datareader(topic.in (),
                                                      DATAREADER_QOS_USE_TOPIC_QOS,
                                                      listener.in (),
                                                      ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (dr.in ())) {
        cerr << "create_datareader failed." << endl;
        exit(1);
      }

      ACE_OS::sleep (10);
      if (listener_servant->num_reads () != 1)
        {
          cerr << "ERROR: Incorrect number of samples received." << endl
               << "       Expired data was probably read." << endl;
          exit (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 ();
//.........这里部分代码省略.........

int
ACE_TMAIN(int argc, ACE_TCHAR *argv[])
{
  int status = 0;
  try {
    // Initialize DomainParticipantFactory
    DDS::DomainParticipantFactory_var dpf =
      TheParticipantFactoryWithArgs(argc, argv);

    int error;
    if ((error = parse_args(argc, argv)) != 0) {
      return error;
    }

    // Create DomainParticipant
    DDS::DomainParticipant_var participant =
      dpf->create_participant(4,
                              PARTICIPANT_QOS_DEFAULT,
                              DDS::DomainParticipantListener::_nil(),
                              OpenDDS::DCPS::DEFAULT_STATUS_MASK);

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

    // Register Type (Messenger::Message)
    Messenger::MessageTypeSupport_var ts =
      new Messenger::MessageTypeSupportImpl();

    if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK) {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l main()")
                        ACE_TEXT(" ERROR: register_type() failed!\n")), -1);
    }

    // Create Topic (Movie Discussion List)
    CORBA::String_var type_name = ts->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())) {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l main()")
                        ACE_TEXT(" ERROR: create_topic() failed!\n")), -1);
    }

    // Create 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())) {
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l main()")
                        ACE_TEXT(" ERROR: create_subscriber() failed!\n")), -1);
    }

    // Create DataReader
    DataReaderListenerImpl* const listener_servant = new DataReaderListenerImpl;
    DDS::DataReaderListener_var listener(listener_servant);

    DDS::DataReaderQos dr_qos;
    sub->get_default_datareader_qos(dr_qos);
    if (DataReaderListenerImpl::is_reliable()) {
      std::cout << "Reliable DataReader" << std::endl;
      dr_qos.reliability.kind = DDS::RELIABLE_RELIABILITY_QOS;
    }

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

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

    // Block until Publisher completes
    DDS::StatusCondition_var condition = reader->get_statuscondition();
    condition->set_enabled_statuses(DDS::SUBSCRIPTION_MATCHED_STATUS);

    DDS::WaitSet_var ws = new DDS::WaitSet;
    ws->attach_condition(condition);

    DDS::Duration_t timeout =
      { DDS::DURATION_INFINITE_SEC, DDS::DURATION_INFINITE_NSEC };

    DDS::ConditionSeq conditions;
    DDS::SubscriptionMatchedStatus matches = { 0, 0, 0, 0, 0 };

//.........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;

      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")
        ));
      }

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

      if (DDS::RETCODE_OK != mts_servant->register_type(participant, "")) {
          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")
        ));
      }

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

      // 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);
      }

      if( OpenDDS::DCPS::DCPS_debug_level > 0) {
        ACE_DEBUG((LM_DEBUG,
          ACE_TEXT("(%P|%t) subscriber: ")
          ACE_TEXT("listener created.\n")
        ));
//.........这里部分代码省略.........

int
ACE_TMAIN(int argc, ACE_TCHAR** argv)
{
  parse_args(argc, argv);

  ACE_DEBUG((LM_INFO, ACE_TEXT("(%P|%t) -> SUBSCRIBER STARTED\n")));

  try
  {
    DDS::DomainParticipantFactory_var dpf =
      TheParticipantFactoryWithArgs(argc, argv);

    // Create Participant
    DDS::DomainParticipant_var participant =
      dpf->create_participant(42,
                              PARTICIPANT_QOS_DEFAULT,
                              DDS::DomainParticipantListener::_nil(),
                              ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    if (CORBA::is_nil(participant.in()))
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" create_participant failed!\n")), 1);

    // Create Subscriber
    DDS::Subscriber_var subscriber =
      participant->create_subscriber(SUBSCRIBER_QOS_DEFAULT,
                                     DDS::SubscriberListener::_nil(),
                                     ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    if (CORBA::is_nil(subscriber.in()))
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" create_subscriber failed!\n")), 2);

    // Attach Transport
    OpenDDS::DCPS::TransportImpl_rch transport =
      TheTransportFactory->create_transport_impl(
          OpenDDS::DCPS::DEFAULT_SIMPLE_TCP_ID,
          "SimpleTcp");

    OpenDDS::DCPS::SubscriberImpl* subscriber_i =
      dynamic_cast<OpenDDS::DCPS::SubscriberImpl*>(subscriber.in());

    if (subscriber_i == 0)
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" dynamic_cast failed!\n")), 3);

    OpenDDS::DCPS::AttachStatus status =
      subscriber_i->attach_transport(transport.in());

    if (status != OpenDDS::DCPS::ATTACH_OK)
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" attach_transport failed!\n")), 4);

    // Register Type (FooType)
    FooTypeSupport_var ts = new FooTypeSupportImpl;
    if (ts->register_type(participant.in(), "") != DDS::RETCODE_OK)
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" register_type failed!\n")), 5);

    // Create Topic (FooTopic)
    DDS::Topic_var topic =
      participant->create_topic("FooTopic",
                                ts->get_type_name(),
                                TOPIC_QOS_DEFAULT,
                                DDS::TopicListener::_nil(),
                                ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    if (CORBA::is_nil(topic.in()))
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" create_topic failed!\n")), 6);

    // Create DataReader
    ProgressIndicator progress =
      ProgressIndicator("(%P|%t)    SUBSCRIBER %d%% (%d samples received)\n",
                        expected_samples);

    DDS::DataReaderListener_var listener =
      new DataReaderListenerImpl(received_samples, progress);

    DDS::DataReaderQos reader_qos;
    subscriber->get_default_datareader_qos(reader_qos);

    reader_qos.history.kind = DDS::KEEP_ALL_HISTORY_QOS;

    DDS::DataReader_var reader =
      subscriber->create_datareader(topic.in(),
                                    reader_qos,
                                    listener.in(),
                                    ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);

    if (CORBA::is_nil(reader.in()))
      ACE_ERROR_RETURN((LM_ERROR,
                        ACE_TEXT("%N:%l: main()")
                        ACE_TEXT(" create_datareader failed!\n")), 7);
//.........这里部分代码省略.........

void MultiTopicDataReaderBase::init(const DDS::DataReaderQos& dr_qos,
  DDS::DataReaderListener_ptr a_listener, DDS::StatusMask mask,
  SubscriberImpl* parent, MultiTopicImpl* multitopic)
{
  using namespace std;
  DDS::DataReader_var dr = multitopic->get_type_support()->create_datareader();
  resulting_reader_ = DataReaderEx::_narrow(dr);
  DataReaderImpl* resulting_impl =
    dynamic_cast<DataReaderImpl*>(resulting_reader_.in());

  resulting_impl->raw_latency_buffer_size() = parent->raw_latency_buffer_size();
  resulting_impl->raw_latency_buffer_type() = parent->raw_latency_buffer_type();

  DDS::DomainParticipant_var participant = parent->get_participant();
  resulting_impl->init(multitopic, dr_qos, a_listener, mask,
    dynamic_cast<DomainParticipantImpl*>(participant.in()), parent,
    resulting_reader_);

  init_typed(resulting_reader_);
  listener_ = new Listener(this);

  std::map<string, string> fieldToTopic;

  // key: name of field that's a key for the 'join'
  // mapped: set of topicNames that have this key in common
  std::map<string, set<string> > joinKeys;

  const vector<string>& selection = multitopic->get_selection();
  for (size_t i = 0; i < selection.size(); ++i) {

    const DDS::Duration_t no_wait = {0, 0};
    DDS::Topic_var t = participant->find_topic(selection[i].c_str(), no_wait);
    if (!t.in()) {
      throw runtime_error("Topic: " + selection[i] + " not found.");
    }

    DDS::DataReader_var incoming =
      parent->create_datareader(t, dr_qos, listener_, ALL_STATUS_MASK);
    if (!incoming.in()) {
      throw runtime_error("Could not create incoming DataReader "
        + selection[i]);
    }

    QueryPlan& qp = query_plans_[selection[i]];
    qp.data_reader_ = incoming;
    const MetaStruct& meta = metaStructFor(incoming);

    for (const char** names = meta.getFieldNames(); *names; ++names) {
      if (fieldToTopic.count(*names)) { // already seen this field name
        set<string>& topics = joinKeys[*names];
        topics.insert(fieldToTopic[*names]);
        topics.insert(selection[i]);
      } else {
        fieldToTopic[*names] = selection[i];
      }
    }
  }

  const vector<SubjectFieldSpec>& aggregation = multitopic->get_aggregation();
  if (aggregation.size() == 0) { // "SELECT * FROM ..."
    const MetaStruct& meta = getResultingMeta();
    for (const char** names = meta.getFieldNames(); *names; ++names) {
      std::map<string, string>::const_iterator found =
        fieldToTopic.find(*names);
      if (found == fieldToTopic.end()) {
        if (DCPS_debug_level > 1) {
          ACE_DEBUG((LM_WARNING,
                     ACE_TEXT("(%P|%t) WARNING: ")
                     ACE_TEXT("MultiTopicDataReaderBase::init(), in SELECT * ")
                     ACE_TEXT("resulting field %C has no corresponding ")
                     ACE_TEXT("incoming field.\n"), *names));
        }
      } else {
        query_plans_[found->second].projection_.push_back(
          SubjectFieldSpec(*names));
      }
    }
  } else { // "SELECT A, B FROM ..."
    for (size_t i = 0; i < aggregation.size(); ++i) {
      std::map<string, string>::const_iterator found =
        fieldToTopic.find(aggregation[i].incoming_name_);
      if (found == fieldToTopic.end()) {
        throw std::runtime_error("Projected field " +
          aggregation[i].incoming_name_ + " has no incoming field.");
      } else {
        query_plans_[found->second].projection_.push_back(aggregation[i]);
      }
    }
  }

  typedef std::map<string, set<string> >::const_iterator iter_t;
  for (iter_t iter = joinKeys.begin(); iter != joinKeys.end(); ++iter) {
    const string& field = iter->first;
    const set<string>& topics = iter->second;
    for (set<string>::const_iterator iter2 = topics.begin();
         iter2 != topics.end(); ++iter2) {
      const string& topic = *iter2;
      QueryPlan& qp = query_plans_[topic];
      if (find_if(qp.projection_.begin(), qp.projection_.end(),
                  MatchesIncomingName(field)) == qp.projection_.end()) {
//.........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 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 ())) {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%P|%t) create_participant failed.\n")
                         , -1);
    }

    MessageTypeSupportImpl* mts_servant = new MessageTypeSupportImpl();
    PortableServer::ServantBase_var safe_servant = mts_servant;

    if (DDS::RETCODE_OK != mts_servant->register_type(participant.in (),
                                                      "")) {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%P|%t) Failed to register the MessageTypeTypeSupport.\n")
                         , -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 ())) {
      ACE_ERROR_RETURN ((LM_ERROR,
       "(%P|%t) Failed to create_topic.\n")
       , -1);
    }

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

    // Indicate that the subscriber is about to become ready
    FILE* readers_ready = ACE_OS::fopen (sub_ready_filename, "w");
    if (readers_ready == 0) {
      ACE_ERROR_RETURN ((LM_ERROR,
       "(%P|%t) ERROR Unable to create subscriber ready file.\n")
       , -1);
    }
    ACE_OS::fclose(readers_ready);

    // Check if the publisher is up and running
    ACE_stat stats;
    while (ACE_OS::stat (pub_ready_filename, &stats) == -1)
      {
  ACE_Time_Value small(0,250000);
  ACE_OS::sleep (small);
      }

    for (int count = 1; count <= sub_reinit_itr; count++)
      {
  if (verbose) {
    ACE_DEBUG ((LM_DEBUG, "(%P|%t) Reinitializing subscriber.\n"));
  }

  // 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 ())) {
    ACE_ERROR_RETURN ((LM_ERROR,
           "(%P|%t) Failed to create_subscriber.\n")
           , -1);
  }

  // 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) {
    ACE_ERROR_RETURN ((LM_ERROR,
           "(%P|%t) Failed to obtain subscriber servant.\n")
           , -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:
//.........这里部分代码省略.........