Program Listing for File fiber_queue.hpp

            

            
/*
* SPDX-FileCopyrightText: Copyright (c) 2021-2024, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* 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.
*/

#pragma once

#include "morpheus/export.h"

#include <boost/fiber/buffered_channel.hpp>
#include <boost/fiber/channel_op_status.hpp>
#include <pybind11/pybind11.h> // IWYU pragma: keep
#include <pybind11/pytypes.h>

#include <cstddef>
#include <memory>

namespace morpheus {
/****** Component public implementations *******************/
/****** FiberQueue****************************************/

class MORPHEUS_EXPORT FiberQueue
{
  public:
    FiberQueue(std::size_t max_size);

    boost::fibers::channel_op_status put(pybind11::object&& item, bool block = true, float timeout = 0.0);

    boost::fibers::channel_op_status get(pybind11::object& item, bool block = true, float timeout = 0.0);

    void close();

    bool is_closed();

    void join();

  private:
    boost::fibers::buffered_channel<pybind11::object> m_queue;
};

/****** FiberQueueInterfaceProxy *************************/
struct MORPHEUS_EXPORT FiberQueueInterfaceProxy
{
    static std::shared_ptr<morpheus::FiberQueue> init(std::size_t max_size);

    static void put(morpheus::FiberQueue& self, pybind11::object item, bool block = true, float timeout = 0.0);

    static pybind11::object get(morpheus::FiberQueue& self, bool block = true, float timeout = 0.0);

    static void close(morpheus::FiberQueue& self);

    static bool is_closed(morpheus::FiberQueue& self);

    // Context manager methods
    static morpheus::FiberQueue& enter(morpheus::FiberQueue& self);
    static void exit(morpheus::FiberQueue& self,
                     const pybind11::object& type,
                     const pybind11::object& value,
                     const pybind11::object& traceback);
};
  // end of group
}  // namespace morpheus