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67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
/********************************************************************************
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* Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
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* *
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* This software is distributed under the terms of the *
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* GNU Lesser General Public Licence (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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/**
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* FairMQExample4Sampler.cpp
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*
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* @since 2014-10-10
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* @author A. Rybalchenko
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*/
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#include <thread> // this_thread::sleep_for
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#include <chrono>
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#include "FairMQExample4Sampler.h"
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#include "FairMQLogger.h"
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#include "FairMQProgOptions.h" // device->fConfig
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using namespace std;
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FairMQExample4Sampler::FairMQExample4Sampler()
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: fNumDataChannels(0)
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, fCounter(0)
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, fMaxIterations(0)
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, fNumIterations(0)
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{
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}
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void FairMQExample4Sampler::InitTask()
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{
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fNumDataChannels = fChannels.at("data").size();
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fMaxIterations = fConfig->GetValue<uint64_t>("max-iterations");
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}
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bool FairMQExample4Sampler::ConditionalRun()
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{
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// NewSimpleMessage creates a copy of the data and takes care of its destruction (after the transfer takes place).
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// Should only be used for small data because of the cost of an additional copy
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FairMQMessagePtr msg(NewSimpleMessage(fCounter++));
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for (int i = 0; i < fNumDataChannels - 1; ++i)
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{
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FairMQMessagePtr msgCopy(NewMessage());
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msgCopy->Copy(*msg);
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Send(msgCopy, "data", i);
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}
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Send(msg, "data", fNumDataChannels - 1);
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if (fMaxIterations > 0 && ++fNumIterations >= fMaxIterations)
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{
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LOG(info) << "Configured maximum number of iterations reached. Leaving RUNNING state.";
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return false;
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}
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this_thread::sleep_for(chrono::seconds(1));
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return true;
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}
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FairMQExample4Sampler::~FairMQExample4Sampler()
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{
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}
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