/*
 * MIT License
 *
 * Copyright (c) 2016 xiongziliang <771730766@qq.com>
 *
 * This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#ifndef SRC_CLEANER_H_
#define SRC_CLEANER_H_

#include <list>
#include <mutex>
#include <functional>
using namespace std;


class cleaner {
public:
	cleaner(){}
	virtual ~cleaner(){
		lock_guard<recursive_mutex> lck(_mtx);
		for(auto &fun : _cleanInvokerList){
			fun();
		}
		_cleanInvokerList.clear();
	}
	static cleaner &Instance(){
		static cleaner *instance(new cleaner);
		return *instance;
	}
	static void Destory(){
		delete &Instance();
	}
	template<typename FUN>
	void push_front(FUN &&fun){
		lock_guard<recursive_mutex> lck(_mtx);
		_cleanInvokerList.push_front(fun);
	}

	template<typename FUN>
	void push_back(FUN &&fun){
		lock_guard<recursive_mutex> lck(_mtx);
		_cleanInvokerList.push_back(fun);
	}

private:
	recursive_mutex _mtx;
	list<function<void()> > _cleanInvokerList;
};

#endif /* SRC_CLEANER_H_ */