Program Listing for File eventlogger.cpp

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// ---------------------------------------------------------------------
// This file is part of falcon-core.
//
// Copyright (C) 2015, 2016, 2017 Neuro-Electronics Research Flanders
//
// Falcon-server is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Falcon-server is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with falcon-core. If not, see <http://www.gnu.org/licenses/>.
// ---------------------------------------------------------------------

#include "eventlogger.hpp"
#include <thread>

EventLogger::EventLogger() : IProcessor() {
  add_option("target event", target_event_, "The event to be logged.");
}

void EventLogger::CreatePorts() {
  event_port_ = create_input_port<EventType>(
      EVENTDATA, EventType::Capabilities(), PortInPolicy(SlotRange(1)));
}

void EventLogger::Process(ProcessingContext &context) {
  EventType::Data *data;

  while (!context.terminated()) {
    if (!event_port_->slot(0)->RetrieveData(data)) {
      break;
    }

    ++event_counter_.all_received;

    if (*data == target_event_()) {
      ++event_counter_.target;
      LOG(UPDATE) << name() << ": received target event " << data->event()
                  << ".";
    } else {
      ++event_counter_.non_target;
      LOG(UPDATE) << name() << ": skipped event " << data->event() << ".";
    }
    event_port_->slot(0)->ReleaseData();
  }
}

void EventLogger::Postprocess(ProcessingContext &context) {
  LOG(UPDATE) << name() << ". Received " << event_counter_.all_received
              << " events, of which " << event_counter_.target
              << " were targets.";
  if (event_counter_.consistent_counters()) {
    LOG(UPDATE) << name() << ". Counters are consistent.";
  }
  event_counter_.reset();
}

REGISTERPROCESSOR(EventLogger)