FairMQ/examples/MQ/4-copypush/FairMQExample4Sink.cxx

51 lines
1.6 KiB
C++

/********************************************************************************
* 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" *
********************************************************************************/
/**
* FairMQExample4Sink.cxx
*
* @since 2014-10-10
* @author A. Rybalchenko
*/
#include "FairMQExample4Sink.h"
#include "FairMQLogger.h"
#include "FairMQProgOptions.h" // device->fConfig
#include <stdint.h> // uint64_t
FairMQExample4Sink::FairMQExample4Sink()
: fMaxIterations(0)
, fNumIterations(0)
{
OnData("data", &FairMQExample4Sink::HandleData);
}
void FairMQExample4Sink::InitTask()
{
// Get the fMaxIterations value from the command line options (via fConfig)
fMaxIterations = fConfig->GetValue<uint64_t>("max-iterations");
}
bool FairMQExample4Sink::HandleData(FairMQMessagePtr& msg, int /*index*/)
{
LOG(info) << "Received message: \"" << *(static_cast<uint64_t*>(msg->GetData())) << "\"";
if (fMaxIterations > 0 && ++fNumIterations >= fMaxIterations)
{
LOG(info) << "Configured maximum number of iterations reached. Leaving RUNNING state.";
return false;
}
// return true if want to be called again (otherwise go to IDLE state)
return true;
}
FairMQExample4Sink::~FairMQExample4Sink()
{
}