ConcurrentQueue.cpp

template<typename T>
class ConcurrentQueue {
protected:
	mutable std::mutex queue_mutex;
	std::queue<T> queue;
	
	[[nodiscard]] auto getLock() {
		return std::lock_guard<std::mutex>(this->queue_mutex);
	}
public:
	// empty
	bool empty() {
		auto lock = getLock();
		return queue.empty();
	}
	// front
	T& front() {
		auto lock = getLock();
		return queue.front();
	}
	// push
	void push(const T& value) {
		auto lock = getLock();
		return queue.push(value);
	}
	void push(T&& value) {
		auto lock = getLock();
		return queue.push(value);
	}
	// pop
	void pop() {
		auto lock = getLock();
		queue.pop();
	}
};