| 24 | // START OF EXISTING MESSENGER EXAMPLE LISTENER CODE |
| 25 | |
| 26 | void |
| 27 | ReaderListener::on_data_available(DDS::DataReader_ptr reader) |
| 28 | { |
| 29 | ACE_Guard<ACE_Thread_Mutex> g(mutex_); |
| 30 | |
| 31 | data1::MessageDataReader_var reader_i = |
| 32 | data1::MessageDataReader::_narrow(reader); |
| 33 | |
| 34 | if (CORBA::is_nil(reader_i.in())) { |
| 35 | ACE_ERROR((LM_ERROR, |
| 36 | ACE_TEXT("ERROR: %N:%l: on_data_available() -") |
| 37 | ACE_TEXT(" _narrow failed!\n"))); |
| 38 | ACE_OS::exit(-1); |
| 39 | } |
| 40 | |
| 41 | data1::Message msg; |
| 42 | DDS::SampleInfo info; |
| 43 | |
| 44 | while (true) { |
| 45 | DDS::ReturnCode_t error = reader_i->take_next_sample(msg, info); |
| 46 | if (error == DDS::RETCODE_OK) { |
| 47 | std::cout << "SampleInfo.sample_rank = " << info.sample_rank << std::endl; |
| 48 | std::cout << "SampleInfo.instance_state = " << info.instance_state << std::endl; |
| 49 | |
| 50 | if (info.valid_data) { |
| 51 | std::cout << "Message: subject = " << msg.subject.in() << std::endl |
| 52 | << " subject_id = " << msg.subject_id << std::endl |
| 53 | << " from = " << msg.from.in() << std::endl |
| 54 | << " count = " << msg.count << std::endl |
| 55 | << " text = " << msg.text.in() << std::endl; |
| 56 | if (msg.count == 9) { |
| 57 | rcs_.signal(); |
| 58 | } |
| 59 | } |
| 60 | } else { |
| 61 | if (error != DDS::RETCODE_NO_DATA) { |
| 62 | ACE_ERROR((LM_ERROR, |
| 63 | ACE_TEXT("ERROR: %N:%l: on_data_available() -") |
| 64 | ACE_TEXT(" take_next_sample failed!\n"))); |
| 65 | } |
| 66 | break; |
| 67 | } |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | // END OF EXISTING MESSENGER EXAMPLE LISTENER CODE |
| 72 |
no test coverage detected