NS-3 based Named Data Networking (NDN) simulator
ndnSIM: NDN, CCN, CCNx, content centric networks
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content-store-with-probability.h
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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2012-2013 University of California, Los Angeles
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*
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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 version 2 as
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* published by the Free Software Foundation;
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*
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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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*
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
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*/
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#ifndef NDN_CONTENT_STORE_WITH_PROBABILITY_H_
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#define NDN_CONTENT_STORE_WITH_PROBABILITY_H_
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#include "content-store-impl.h"
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#include "../../utils/trie/multi-policy.h"
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#include "custom-policies/probability-policy.h"
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#include "ns3/double.h"
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#include "ns3/type-id.h"
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namespace
ns3 {
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namespace
ndn {
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namespace
cs {
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template
<
class
Policy>
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class
ContentStoreWithProbability
:
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public
ContentStoreImpl
< ndnSIM::multi_policy_traits< boost::mpl::vector2< ndnSIM::probability_policy_traits, Policy > > >
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{
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public
:
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typedef
ContentStoreImpl< ndnSIM::multi_policy_traits< boost::mpl::vector2< ndnSIM::probability_policy_traits, Policy >
> >
super
;
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typedef
typename
super::policy_container::template index<0>::type probability_policy_container;
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ContentStoreWithProbability
() {};
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static
TypeId
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GetTypeId ();
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private
:
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void
SetCacheProbability (
double
probability)
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{
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this->getPolicy ()
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.template get<probability_policy_container> ()
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.set_probability (probability);
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}
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double
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GetCacheProbability ()
const
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{
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return
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this->getPolicy ()
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.template get<probability_policy_container> ()
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.get_probability ();
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}
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};
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template
<
class
Policy>
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TypeId
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ContentStoreWithProbability< Policy >::GetTypeId
()
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{
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static
TypeId tid = TypeId ((
"ns3::ndn::cs::Probability::"
+Policy::GetName ()).c_str ())
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.SetGroupName (
"Ndn"
)
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.SetParent<super> ()
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.
template
AddConstructor<
ContentStoreWithProbability< Policy >
> ()
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.AddAttribute (
"CacheProbability"
,
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"Set probability of caching in ContentStore. "
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"If 1, every content is cached. If 0, no content is cached."
,
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DoubleValue (1.0),
//(+)
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MakeDoubleAccessor (&
ContentStoreWithProbability< Policy >::GetCacheProbability
,
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&
ContentStoreWithProbability< Policy >::SetCacheProbability
),
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MakeDoubleChecker<double> ())
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;
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return
tid;
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}
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}
// namespace cs
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}
// namespace ndn
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}
// namespace ns3
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#endif // NDN_CONTENT_STORE_WITH_PROBABILITY_H_
ns3::ndn::cs::ContentStoreImpl
Base implementation of NDN content store.
Definition:
content-store-impl.h:77
ns3::ndn::cs::ContentStoreWithProbability
Special content store realization that honors Freshness parameter in Data packets.
Definition:
content-store-with-probability.h:40
ndnSIM
model
cs
content-store-with-probability.h
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