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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2014 Regents of the University of California,
* Arizona Board of Regents,
* Colorado State University,
* University Pierre & Marie Curie, Sorbonne University,
* Washington University in St. Louis,
* Beijing Institute of Technology
*
* This file is part of NFD (Named Data Networking Forwarding Daemon).
* See AUTHORS.md for complete list of NFD authors and contributors.
*
* NFD 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.
*
* NFD 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
* NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
**/
#ifndef NFD_DAEMON_TABLE_STRATEGY_INFO_HOST_HPP
#define NFD_DAEMON_TABLE_STRATEGY_INFO_HOST_HPP
#include "fw/strategy-info.hpp"
namespace nfd {
/** \class StrategyInfoHost
* \brief base class for an entity onto which StrategyInfo may be placed
*/
class StrategyInfoHost
{
public:
template<typename T>
void
setStrategyInfo(shared_ptr<T> strategyInfo);
template<typename T>
shared_ptr<T>
getStrategyInfo();
template<typename T>
shared_ptr<T>
getOrCreateStrategyInfo();
template<typename T, typename T1>
shared_ptr<T>
getOrCreateStrategyInfo(T1& a1);
void
clearStrategyInfo();
private:
shared_ptr<fw::StrategyInfo> m_strategyInfo;
};
template<typename T>
void
StrategyInfoHost::setStrategyInfo(shared_ptr<T> strategyInfo)
{
m_strategyInfo = strategyInfo;
}
template<typename T>
shared_ptr<T>
StrategyInfoHost::getStrategyInfo()
{
return static_pointer_cast<T, fw::StrategyInfo>(m_strategyInfo);
}
template<typename T>
shared_ptr<T>
StrategyInfoHost::getOrCreateStrategyInfo()
{
shared_ptr<T> info = this->getStrategyInfo<T>();
if (!static_cast<bool>(info)) {
info = make_shared<T>();
this->setStrategyInfo(info);
}
return info;
}
template<typename T, typename T1>
shared_ptr<T>
StrategyInfoHost::getOrCreateStrategyInfo(T1& a1)
{
shared_ptr<T> info = this->getStrategyInfo<T>();
if (!static_cast<bool>(info)) {
info = make_shared<T>(ref(a1));
this->setStrategyInfo(info);
}
return info;
}
} // namespace nfd
#endif // NFD_DAEMON_TABLE_STRATEGY_INFO_HOST_HPP