Files
aman-es/include/aman/com/BackendReceiver.h
2021-11-13 23:01:12 +01:00

82 lines
2.6 KiB
C++

/*
* @brief Defines the aircraft scheduling notifier module to receive plans from the backend
* @file aman/com/BackendReceiver.h
* @author Sven Czarnian <devel@svcz.de>
* @copyright Copyright 2021 Sven Czarnian
* @license This project is published under the GNU General Public License v3 (GPLv3)
*/
#pragma once
#include <thread>
#include <memory>
#include <zmq.hpp>
#include <aman/types/Communication.h>
#pragma warning(push, 0)
#include "protobuf/Communication.pb.h"
#pragma warning(pop)
namespace aman {
/**
* @brief Defines the aircraft scheduling notification class to receive scheduling sequences
* @ingroup com
*/
class BackendReceiver {
private:
std::unique_ptr<zmq::socket_t> m_socket;
std::thread m_receiverThread;
std::atomic_bool m_stopReceiver;
std::list<std::shared_ptr<aman::AircraftSequence>> m_sequences;
std::mutex m_sequencesLock;
BackendReceiver() noexcept;
template <typename T>
bool setSocketKey(const std::string& key, T entry) {
try {
this->m_socket->set(entry, key);
return true;
}
catch (std::exception&) {
return false;
}
}
void receiveSequence();
void run();
public:
BackendReceiver(const BackendReceiver&) = delete;
BackendReceiver(BackendReceiver&&) = delete;
BackendReceiver& operator=(const BackendReceiver&) = delete;
BackendReceiver& operator=(BackendReceiver&&) = delete;
/**
* @brief Initializes the aircraft scheduler
* @param[in] configuration The current AMAM communication configuration
* @return True if the initialization is done, else false
*/
bool initialize(const Communication& configuration);
/**
* @brief Terminates the scheduler connection
*/
bool deinitialize();
/**
* @brief Checks if the scheduler is initialized
* @return True if it is initialized, else false
*/
bool initialized() const noexcept;
/**
* @brief Returns the current sequence of the receiver queue
* @return The sequence queue
*/
std::shared_ptr<aman::AircraftSequence> receive();
/**
* @brief Returns the scheduling instance
* @return The system-wide instance
*/
static BackendReceiver& instance() noexcept;
};
}