Esempio n. 1
0
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);

      // set up user data in DR qos
      CORBA::ULong dr_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (DR_USER_DATA));
      dr_qos.user_data.value.length (dr_user_data_len);
      dr_qos.user_data.value.replace (dr_user_data_len,
                                      dr_user_data_len,
                                      reinterpret_cast<CORBA::Octet*>(DR_USER_DATA));

      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 << "subscriber: create_datareader failed." << endl;
        exit(1);
      }

      // Wait for Monitor 1 done.
      FILE* fp = ACE_OS::fopen (synch_fname, ACE_TEXT("r"));
      int i = 0;
      while (fp == 0 &&  i < 15)
      {
        ACE_DEBUG ((LM_DEBUG,
          ACE_TEXT("(%P|%t) waiting monitor1 done ...\n")));
        ACE_OS::sleep (1);
        ++i;
        fp = ACE_OS::fopen (synch_fname, ACE_TEXT("r"));
      }
      if (fp != 0)
        ACE_OS::fclose (fp);

      // Now change the changeable qos. The second monitor should get the updated qos from BIT.
      part_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_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*>(UPDATED_PART_USER_DATA));
      participant->set_qos (partQos);

      dr_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_DR_USER_DATA));
      dr_qos.user_data.value.length (dr_user_data_len);
      dr_qos.user_data.value.replace (dr_user_data_len,
                                      dr_user_data_len,
                                      reinterpret_cast<CORBA::Octet*>(UPDATED_DR_USER_DATA));
      dr->set_qos (dr_qos);

      group_data_len = static_cast<CORBA::ULong> (ACE_OS::strlen (UPDATED_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*>(UPDATED_GROUP_DATA));
      sub->set_qos (sub_qos);

      topic_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_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*>(UPDATED_TOPIC_DATA));
      topic->set_qos (topic_qos);

      while ( listener_servant->num_reads() < num_messages) {
        ACE_OS::sleep (1);
      }

      if (listener_servant->builtin_read_errors()) {
        cerr << "subscriber: Built in topic read failure." << endl;
        result = 1;
      }

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

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

  return result;
}
Esempio n. 2
0
int ACE_TMAIN(int argc, ACE_TCHAR *argv[]) {
  try
    {
      ACE_DEBUG ((LM_DEBUG, "(%P|%t) publisher main\n"));

      DDS::DomainParticipantFactory_var 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));

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

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

      if (DDS::RETCODE_OK != ts->register_type(participant.in (), "Messenger")) {
        cerr << "publisher: register_type failed." << endl;
        exit(1);
      }

      CORBA::String_var type_name = ts->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 << "publisher: create_topic failed." << endl;
        exit(1);
      }

      DDS::PublisherQos pub_qos;
      participant->get_default_publisher_qos (pub_qos);

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

      DDS::Publisher_var pub =
        participant->create_publisher(pub_qos,
        DDS::PublisherListener::_nil(),
        ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (pub.in ())) {
        cerr << "publisher: create_publisher failed." << endl;
        exit(1);
      }

      // Create the datawriter
      DDS::DataWriterQos dw_qos;
      pub->get_default_datawriter_qos (dw_qos);
      dw_qos.durability.kind = DDS::TRANSIENT_LOCAL_DURABILITY_QOS;
      dw_qos.reliability.kind  = ::DDS::RELIABLE_RELIABILITY_QOS;
      dw_qos.resource_limits.max_samples_per_instance = 1000;
      dw_qos.history.kind  = ::DDS::KEEP_ALL_HISTORY_QOS;

      // set up user data in DW qos
      CORBA::ULong dw_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (DW_USER_DATA));
      dw_qos.user_data.value.length (dw_user_data_len);
      dw_qos.user_data.value.replace (dw_user_data_len,
                                      dw_user_data_len,
                                      reinterpret_cast<CORBA::Octet*>(DW_USER_DATA));

      DDS::DataWriter_var dw =
        pub->create_datawriter(topic.in (),
                               dw_qos,
                               DDS::DataWriterListener::_nil(),
                               ::OpenDDS::DCPS::DEFAULT_STATUS_MASK);
      if (CORBA::is_nil (dw.in ())) {
        cerr << "publisher: create_datawriter failed." << endl;
        exit(1);
      }

      // wait for Monitor 1 done
      FILE* fp = ACE_OS::fopen (synch_fname, ACE_TEXT("r"));
      int i = 0;
      while (fp == 0 &&  i < 15)
      {
        ACE_DEBUG ((LM_DEBUG,
          ACE_TEXT("(%P|%t) waiting monitor1 done ...\n")));
        ACE_OS::sleep (1);
        ++ i;
        fp = ACE_OS::fopen (synch_fname, ACE_TEXT("r"));
      }

      if (fp != 0)
        ACE_OS::fclose (fp);

      // Now change the changeable qos. The second monitor should get the updated qos from BIT.

      part_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_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*>(UPDATED_PART_USER_DATA));
      participant->set_qos (partQos);

      dw_user_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_DW_USER_DATA));
      dw_qos.user_data.value.length (dw_user_data_len);
      dw_qos.user_data.value.replace (dw_user_data_len,
                                      dw_user_data_len,
                                      reinterpret_cast<CORBA::Octet*>(UPDATED_DW_USER_DATA));
      dw->set_qos (dw_qos);

      group_data_len = static_cast<CORBA::ULong> (ACE_OS::strlen (UPDATED_GROUP_DATA));
      pub_qos.group_data.value.length (group_data_len);
      pub_qos.group_data.value.replace (group_data_len,
                                        group_data_len,
                                        reinterpret_cast<CORBA::Octet*>(UPDATED_GROUP_DATA));
      pub->set_qos (pub_qos);

      topic_data_len = static_cast<CORBA::ULong>(ACE_OS::strlen (UPDATED_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*>(UPDATED_TOPIC_DATA));
      topic->set_qos (topic_qos);

      Writer* writer = new Writer(dw.in());

      writer->start ();
      while ( !writer->is_finished()) {
        ACE_Time_Value small_time(0,250000);
        ACE_OS::sleep (small_time);
      }

      // Cleanup
      writer->end ();
      delete writer;
      participant->delete_contained_entities();
      dpf->delete_participant(participant.in ());
      TheServiceParticipant->shutdown ();
  }
  catch (CORBA::Exception& e)
    {
       cerr << "publisher: PUB: Exception caught in main.cpp:" << endl
         << e << endl;
      exit(1);
    }

  return 0;
}