/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2011 University of California, Los Angeles
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
 */

#include "content-store-impl.hpp"

#include "../../utils/trie/random-policy.hpp"
#include "../../utils/trie/lru-policy.hpp"
#include "../../utils/trie/fifo-policy.hpp"
#include "../../utils/trie/lfu-policy.hpp"
#include "../../utils/trie/multi-policy.hpp"
#include "../../utils/trie/aggregate-stats-policy.hpp"

#define NS_OBJECT_ENSURE_REGISTERED_TEMPL(type, templ)  \
  static struct X ## type ## templ ## RegistrationClass \
  {                                                     \
    X ## type ## templ ## RegistrationClass () {        \
      ns3::TypeId tid = type<templ>::GetTypeId ();      \
      tid.GetParent ();                                 \
    }                                                   \
  } x_ ## type ## templ ## RegistrationVariable

namespace ns3 {
namespace ndn {

using namespace ndnSIM;

namespace cs {

// explicit instantiation and registering
/**
 * @brief ContentStore with LRU cache replacement policy
 **/
template class ContentStoreImpl<lru_policy_traits>;

/**
 * @brief ContentStore with random cache replacement policy
 **/
template class ContentStoreImpl<random_policy_traits>;

/**
 * @brief ContentStore with FIFO cache replacement policy
 **/
template class ContentStoreImpl<fifo_policy_traits>;

/**
 * @brief ContentStore with Least Frequently Used (LFU) cache replacement policy
 **/
template class ContentStoreImpl<lfu_policy_traits>;

NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, lru_policy_traits);
NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, random_policy_traits);
NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, fifo_policy_traits);
NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, lfu_policy_traits);


typedef multi_policy_traits< boost::mpl::vector2< lru_policy_traits,
                                                  aggregate_stats_policy_traits > > LruWithCountsTraits;
typedef multi_policy_traits< boost::mpl::vector2< random_policy_traits,
                                                  aggregate_stats_policy_traits > > RandomWithCountsTraits;
typedef multi_policy_traits< boost::mpl::vector2< fifo_policy_traits,
                                                  aggregate_stats_policy_traits > > FifoWithCountsTraits;
typedef multi_policy_traits< boost::mpl::vector2< lfu_policy_traits,
                                                  aggregate_stats_policy_traits > > LfuWithCountsTraits;

template class ContentStoreImpl<LruWithCountsTraits>;
NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, LruWithCountsTraits);

template class ContentStoreImpl<RandomWithCountsTraits>;
NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, RandomWithCountsTraits);

template class ContentStoreImpl<FifoWithCountsTraits>;
NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, FifoWithCountsTraits);

template class ContentStoreImpl<LfuWithCountsTraits>;
NS_OBJECT_ENSURE_REGISTERED_TEMPL(ContentStoreImpl, LfuWithCountsTraits);

#ifdef DOXYGEN
// /**
//  * \brief Content Store implementing LRU cache replacement policy
//  */
class Lru : public ContentStoreImpl<lru_policy_traits> { };

/**
 * \brief Content Store implementing FIFO cache replacement policy
 */
class Fifo : public ContentStoreImpl<fifo_policy_traits> { };

/**
 * \brief Content Store implementing Random cache replacement policy
 */
class Random : public ContentStoreImpl<random_policy_traits> { };

/**
 * \brief Content Store implementing Least Frequently Used cache replacement policy
 */
class Lfu : public ContentStoreImpl<lfu_policy_traits> { };
#endif


} // namespace cs
} // namespace ndn
} // namespace ns3