IoContextThreadGroup.h

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// This file is part of CoreLibrary containing useful reusable utility
// classes.
//
// Copyright (C) 2014 to present, Duncan Crutchley
// Contact <dac1976github@outlook.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of 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.
//
// This program 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 GNU Lesser General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License
// and GNU Lesser General Public License along with this program. If
// not, see <http://www.gnu.org/licenses/>.

#ifndef IoContextThreadGroup_H
#define IoContextThreadGroup_H

#include "Threads/ThreadGroup.h"
#include "AsioDefines.h"

namespace core_lib
{
namespace asio
{

class CORE_LIBRARY_DLL_SHARED_API IoContextThreadGroup final
{
public:
    explicit IoContextThreadGroup(unsigned int numThreads = std::thread::hardware_concurrency());
    IoContextThreadGroup(const IoContextThreadGroup&) = delete;
    IoContextThreadGroup& operator=(const IoContextThreadGroup&) = delete;
    IoContextThreadGroup(IoContextThreadGroup&&) = delete;
    IoContextThreadGroup& operator=(IoContextThreadGroup&&) = delete;
    ~IoContextThreadGroup();
    boost_iocontext_t& IoContext();
    template <typename F> void Post(F&& function)
    {
        boost_asio::post(m_ioContext, std::forward<F>(function));
    }

private:
    boost_iocontext_t m_ioContext;
    boost::asio::executor_work_guard<boost::asio::io_context::executor_type> m_ioWorkGuard;
    threads::ThreadGroup m_threadGroup;
};

} // namespace asio
} // namespace core_lib

#endif // #define IoContextThreadGroup_H