worker.hpp

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/*
 *  Copyright (c) 2014 Samsung Electronics Co., Ltd All Rights Reserved
 *
 *  Contact: Piotr Bartosiewicz <p.bartosiewi@partner.samsung.com>
 *
 *  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 COMMON_UTILS_WORKER_HPP
#define COMMON_UTILS_WORKER_HPP

#include <functional>
#include <memory>

namespace utils {

class Worker {
public:
    typedef std::shared_ptr<Worker> Pointer;
    typedef std::function<void()> Task;

    ~Worker();

    static Pointer create();

    Pointer createSubWorker();

    void addTask(const Task& task);
    void addTaskAndWait(const Task& task);

private:
    typedef unsigned int GroupID;
    class WorkerQueue;

    const std::shared_ptr<WorkerQueue> mWorkerQueue;
    const GroupID mGroupID;

    Worker(const std::shared_ptr<WorkerQueue>& workerQueue);
};

} // namespace utils


#endif // COMMON_UTILS_WORKER_HPP