86 lines
2.1 KiB
Plaintext
86 lines
2.1 KiB
Plaintext
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/*
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Moonfall Copyright (C) 2008 Alex Yatskov
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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template <typename T>
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RefCount<T>::RefCount(int history) :
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m_history(history)
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{
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}
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template <typename T>
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boost::shared_ptr<T> RefCount<T>::FindClient(Token id) const
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{
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typename ClientMap::const_iterator iter = m_map.find(id);
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return iter == m_map.end() ? boost::shared_ptr<T>() : iter->second.lock();
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}
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template <typename T>
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void RefCount<T>::AddClient(Token id, const boost::shared_ptr<T>& client)
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{
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if (FindClient(id))
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{
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m_map[id] = client;
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}
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else
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{
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m_map.insert(std::make_pair(id, boost::weak_ptr<T>(client)));
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}
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CacheClient(client);
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}
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template <typename T>
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void RefCount<T>::RemoveClient(Token id)
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{
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typename ClientMap::iterator iter = m_map.find(id);
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if (iter != m_map.end())
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{
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m_map.erase(iter);
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}
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}
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template <typename T>
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void RefCount<T>::ClearClients()
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{
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m_map.clear();
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m_list.clear();
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}
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template <typename T>
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void RefCount<T>::CacheClient(const boost::shared_ptr<T>& client)
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{
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if (m_history == 0)
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{
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return;
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}
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typename ClientList::iterator iter = find(m_list.begin(), m_list.end(), client);
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if (iter == m_list.end())
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{
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m_list.push_back(client);
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if (m_list.size() > static_cast<unsigned>(m_history))
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{
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m_list.erase(m_list.begin());
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}
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}
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else
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{
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m_list.erase(iter);
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m_list.push_back(client);
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}
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}
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