Waker.hpp

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// The Reactive C++ Toolbox.
// Copyright (C) 2013-2019 Swirly Cloud Limited
// Copyright (C) 2021 Reactive Markets Limited
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
#ifndef TOOLBOX_IO_WAKER_HPP
#define TOOLBOX_IO_WAKER_HPP
 
#include <toolbox/Config.h>
 
namespace toolbox {
inline namespace io {
 
class TOOLBOX_API Waker {
  public:
    Waker() noexcept = default;
    virtual ~Waker();
 
    // Copy.
    Waker(const Waker&) noexcept = default;
    Waker& operator=(const Waker&) noexcept = default;
 
    // Move.
    Waker(Waker&&) noexcept = default;
    Waker& operator=(Waker&&) noexcept = default;
 
    void wakeup() noexcept { do_wakeup(); }
 
  protected:
    virtual void do_wakeup() noexcept = 0;
};
 
} // namespace io
} // namespace toolbox
 
#endif // TOOLBOX_IO_WAKER_HPP