/********************************************************************************
 *    Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
 *                                                                              *
 *              This software is distributed under the terms of the             *
 *              GNU Lesser General Public Licence (LGPL) version 3,             *
 *                  copied verbatim in the file "LICENSE"                       *
 ********************************************************************************/
/**
 * Sink.cxx
 *
 * @since 2014-10-10
 * @author A. Rybalchenko
 */

#include "Sink.h"

using namespace std;

namespace example_dds
{

Sink::Sink()
{
    // register a handler for data arriving on "data2" channel
    OnData("data2", &Sink::HandleData);
}

void Sink::InitTask()
{
    fIterations = fConfig->GetValue<uint64_t>("iterations");
    fCounter = 0;
}

// handler is called whenever a message arrives on "data2", with a reference to the message and a sub-channel index (here 0)
bool Sink::HandleData(FairMQMessagePtr& msg, int /*index*/)
{
    LOG(info) << "Received: \"" << string(static_cast<char*>(msg->GetData()), msg->GetSize()) << "\"";

    if (fIterations > 0) {
        ++fCounter;
        if (fCounter >= fIterations) {
            LOG(info) << "Received " << fCounter << " messages. Finished.";
            return false;
        }
    }
    // return true if want to be called again (otherwise go to IDLE state)
    return true;
}

Sink::~Sink()
{
}

} // namespace example_dds