ZMQConfirmedConnection.h

/**************************************************************************
 * BASF2 (Belle Analysis Framework 2)                                     *
 * Copyright(C) 2019 - Belle II Collaboration                             *
 *                                                                        *
 * Author: The Belle II Collaboration                                     *
 * Contributors: Nils Braun                                               *
 *                                                                        *
 * This software is provided "as is" without any warranty.                *
 **************************************************************************/
#pragma once
 
#include <framework/pcore/zmq/utils/ZMQParent.h>
#include <framework/pcore/zmq/connections/ZMQConnection.h>
 
#include <framework/pcore/zmq/messages/ZMQIdMessage.h>
#include <framework/pcore/zmq/messages/ZMQNoIdMessage.h>
 
#include <set>
#include <string>
#include <memory>
 
 
namespace Belle2 {
  class ZMQConfirmedInput : public ZMQConnectionOverSocket {
  public:
    ZMQConfirmedInput(const std::string& inputAddress, const std::shared_ptr<ZMQParent>& parent);
 
    std::unique_ptr<ZMQIdMessage> handleIncomingData();
 
    void clear();
 
    std::unique_ptr<ZMQIdMessage> overwriteStopMessage();
 
  private:
    std::set<std::string> m_receivedStopMessages;
    bool m_allStopMessages = false;
    std::set<std::string> m_receivedTerminateMessages;
    bool m_allTerminateMessages = false;
    std::set<std::string> m_registeredWorkersInput;
  };
 
  class ZMQConfirmedOutput : public ZMQConnectionOverSocket {
  public:
    ZMQConfirmedOutput(const std::string& outputAddress, const std::shared_ptr<ZMQParent>& parent);
 
    void handleEvent(std::unique_ptr<ZMQNoIdMessage> message, bool requireConfirmation = true, int maximalWaitTime = 10000);
 
    void handleIncomingData();
 
  private:
    unsigned int m_waitingForConfirmation = 0;
    long m_timespanWaitingForConfirmation = 0;
  };
}