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moonfall/RefCount.h

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1.4 KiB
C++

/*
Moonfall Copyright (C) 2008 Alex Yatskov
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
template <typename T>
class RefCount
{
public:
RefCount(int history = 100);
boost::shared_ptr<T> FindClient(Token id) const;
void AddClient(Token id, const boost::shared_ptr<T>& client);
void RemoveClient(Token id);
void ClearClients();
private:
void CacheClient(const boost::shared_ptr<T>& client);
typedef std::map<Token, boost::weak_ptr<T>, std::less<int> > ClientMap;
typedef std::list<boost::shared_ptr<T> > ClientList;
ClientList m_list;
ClientMap m_map;
int m_history;
};
#include "RefCount.inl"