mirror of
https://github.com/FairRootGroup/FairMQ.git
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8defd77b63
- Avoid polling when only one input channel is used. - Send only handles for shared memory transport. - Avoid waiting in the rate logger thread when nothing to log. - Hide warnings from generated files - Fix #483
69 lines
1.8 KiB
C++
69 lines
1.8 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 version 3 (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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#include "FairMQExampleMTSampler1.h"
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#include "FairMQLogger.h"
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#include "FairMQProgOptions.h"
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using namespace std;
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FairMQExampleMTSampler1::FairMQExampleMTSampler1()
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: fAckListener()
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{
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}
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void FairMQExampleMTSampler1::InitTask()
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{
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}
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void FairMQExampleMTSampler1::PreRun()
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{
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fAckListener = thread(&FairMQExampleMTSampler1::ListenForAcks, this);
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}
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bool FairMQExampleMTSampler1::ConditionalRun()
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{
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// Creates a message using the transport of channel data1
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FairMQMessagePtr msg(NewMessageFor("data1", 0, 1000000));
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// in case of error or transfer interruption, return false to go to IDLE state
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// successfull transfer will return number of bytes transfered (can be 0 if sending an empty message).
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if (Send(msg, "data1") < 0)
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{
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return false;
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}
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return true;
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}
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void FairMQExampleMTSampler1::PostRun()
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{
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fAckListener.join();
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}
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void FairMQExampleMTSampler1::ListenForAcks()
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{
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uint64_t numAcks = 0;
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while (CheckCurrentState(RUNNING))
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{
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FairMQMessagePtr ack(NewMessageFor("ack", 0));
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if (Receive(ack, "ack") < 0)
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{
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break;
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}
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++numAcks;
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}
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LOG(INFO) << "Acknowledged " << numAcks << " messages";
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}
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FairMQExampleMTSampler1::~FairMQExampleMTSampler1()
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{
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}
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