RecoveryHelper.h

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// SPDX-FileCopyrightText: Deutsches Elektronen-Synchrotron DESY, MSK, ChimeraTK Project <chimeratk-support@desy.de>
// SPDX-License-Identifier: LGPL-3.0-or-later
#pragma once
 
#include <ChimeraTK/TransferElement.h>
 
#include <utility>
 
namespace ChimeraTK {
 
  struct RecoveryHelper {
    enum class Direction { fromDevice, toDevice };
    boost::shared_ptr<TransferElement> accessor;
    VersionNumber versionNumber;
    uint64_t writeOrder{0};
    bool wasWritten{false};
    cppext::future_queue<void> notificationQueue;
    Direction recoveryDirection{Direction::toDevice};
 
    explicit RecoveryHelper(boost::shared_ptr<TransferElement> a, VersionNumber v = VersionNumber(nullptr),
        uint64_t order = 0, Direction direction = Direction::toDevice)
    : accessor(std::move(a)), versionNumber(v), writeOrder(order), recoveryDirection(direction) {}
 
    RecoveryHelper() = default;
  };
 
} // end of namespace ChimeraTK