WriteIterations.hpp

/* Copyright 2021 Franz Poeschel
 *
 * This file is part of openPMD-api.
 *
 * openPMD-api is free software: you can redistribute it and/or modify
 * it under the terms of of either the GNU General Public License or
 * the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * openPMD-api is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License and the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License
 * and the GNU Lesser General Public License along with openPMD-api.
 * If not, see <http://www.gnu.org/licenses/>.
 */
#pragma once
 
#include "openPMD/Iteration.hpp"
#include "openPMD/auxiliary/Option.hpp"
#include "openPMD/backend/Container.hpp"
 
 
namespace openPMD
{
class Series;
 
class WriteIterations
{
    friend class Series;
 
private:
    using iterations_t = Container< Iteration, uint64_t >;
    
public:
    using key_type = typename iterations_t::key_type;
    using mapped_type = typename iterations_t::mapped_type;
    using value_type = typename iterations_t::value_type;
    using reference = typename iterations_t::reference;
 
private:
    struct SharedResources
    {
        iterations_t iterations;
        auxiliary::Option< uint64_t > currentlyOpen;
 
        SharedResources( iterations_t );
        ~SharedResources();
    };
 
    WriteIterations( iterations_t );
    explicit WriteIterations() = default;
    std::shared_ptr< SharedResources > shared;
 
public:
    mapped_type & operator[]( key_type const & key );
    mapped_type & operator[]( key_type && key );
};
} // namespace openPMD