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;
}
