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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2016 Fraunhofer ESK
*
* 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: Karsten Roscher <karsten.roscher@esk.fraunhofer.de>
*/
#include "traci-object-acceptor.h"
#include "ns3/assert.h"
#include "ns3/double.h"
namespace ns3 {
namespace traci {
/******************************************************************************
* AcceptAlways
******************************************************************************/
bool
AcceptAlways::AcceptObject (std::string objectId)
{
return true;
}
/******************************************************************************
* AcceptIfAll
******************************************************************************/
void
AcceptIfAll::AddAcceptor (Ptr<TraCiObjectAcceptor> a)
{
if (a)
{
m_acceptors.push_back (a);
}
}
bool
AcceptIfAll::AcceptObject (std::string objectId)
{
if (m_acceptors.empty ())
{
// no acceptors, nobody can accept
return false;
}
for (AcceptorList::iterator it = m_acceptors.begin (); it != m_acceptors.end (); ++it)
{
if (!(*it)->AcceptObject (objectId))
{
// one entry does not accept
return false;
}
}
return true;
}
/******************************************************************************
* AcceptIfAny
******************************************************************************/
void
AcceptIfAny::AddAcceptor (Ptr<TraCiObjectAcceptor> a)
{
if (a)
{
m_acceptors.push_back (a);
}
}
bool
AcceptIfAny::AcceptObject (std::string objectId)
{
if (m_acceptors.empty ())
{
// no acceptors, nobody can accept
return false;
}
for (AcceptorList::iterator it = m_acceptors.begin (); it != m_acceptors.end (); ++it)
{
if ((*it)->AcceptObject (objectId))
{
// one entry does accept
return true;
}
}
return false;
}
/******************************************************************************
* AcceptPartial
******************************************************************************/
AcceptPartial::AcceptPartial (double rate)
: m_rate (rate)
{
m_rand = CreateObject<UniformRandomVariable> ();
m_rand->SetAttribute ("Min", DoubleValue (0.0));
m_rand->SetAttribute ("Max", DoubleValue (1.0));
}
void
AcceptPartial::SetRate (double rate)
{
m_rate = rate;
}
int64_t
AcceptPartial::AssignStreams (int64_t stream)
{
NS_ASSERT (m_rand);
m_rand->SetStream (stream);
return 1;
}
bool
AcceptPartial::AcceptObject (std::string objectId)
{
return m_rand->GetValue () < m_rate;
}
/******************************************************************************
* AcceptByStringList
******************************************************************************/
AcceptByStringList::AcceptByStringList ()
{
}
AcceptByStringList::AcceptByStringList (std::string entry)
{
Add (entry);
}
void
AcceptByStringList::Add (std::string entry)
{
if (entry.empty ())
{
// no need to add empty strings
return;
}
if (entry.at (entry.size () - 1) == '*')
{
m_entries.push_back (EntryType (entry.substr (0, entry.size ()-1), true));
}
else
{
m_entries.push_back (EntryType (entry, false));
}
}
bool
AcceptByStringList::AcceptObject (std::string objectId)
{
for (EntryList::const_iterator it = m_entries.begin ();
it != m_entries.end (); ++it)
{
if (it->second)
{
// perform prefix match
if (objectId.compare (0, it->first.size (), it->first) == 0)
{
return true;
}
}
else
{
// perform string match
if (objectId.compare (it->first) == 0)
{
return true;
}
}
}
return false;
}
} // namespace traci
} // namespace ns3