SharedList.hpp

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#ifndef _IDENTT_UTILS_SHARED_LIST_HPP_
#define _IDENTT_UTILS_SHARED_LIST_HPP_

#include <list>
#include <mutex>

namespace identt {
namespace utils {
template<typename T>
class SharedList {
public:
    void emplace_back(const T& t)
    {
        std::lock_guard<std::mutex> lock(mutex_);
        list_.emplace_back(t);
    }

    T front()
    {
        std::lock_guard<std::mutex> lock(mutex_);
        return list_.front();
    }

    void pop_front()
    {
        std::lock_guard<std::mutex> lock(mutex_);
        list_.pop_front();
    }

    void clear()
    {
        std::lock_guard<std::mutex> lock(mutex_);
        list_.clear();
    }

    bool empty()
    {
        std::lock_guard<std::mutex> lock(mutex_);
        return list_.empty();
    }

    std::size_t size()
    {
        std::lock_guard<std::mutex> lock(mutex_);
        return list_.size();
    }

private:
    std::list<T> list_;
    std::mutex mutex_;
};

} // namespace utils
} // namespace identt
#undef // _IDENTT_UTILS_SHARED_LIST_HPP_