/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2005,2006,2007 INRIA
* All rights reserved.
*
* 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
*/
#ifndef CALLBACK_TRACE_H
#define CALLBACK_TRACE_H
#include <list>
#include "ns3/callback.h"
#include "ns3/fatal-error.h"
#include "trace-context.h"
namespace ns3 {
/**
* \brief log arbitrary number of parameters to a matching ns3::Callback
* \ingroup lowleveltracing
*
* Whenever operator () is invoked on this class, the call and its arguments
* are forwarded to the internal matching ns3::Callback.
*/
template<typename T1 = empty, typename T2 = empty,
typename T3 = empty, typename T4 = empty>
class CallbackTraceSource {
public:
CallbackTraceSource ();
void AddCallback (CallbackBase const & callback, TraceContext const & context);
void RemoveCallback (CallbackBase const & callback);
void operator() (void);
void operator() (T1 a1);
void operator() (T1 a1, T2 a2);
void operator() (T1 a1, T2 a2, T3 a3);
void operator() (T1 a1, T2 a2, T3 a3, T4 a4);
private:
typedef std::list<Callback<void,TraceContext const &,T1,T2,T3,T4> > CallbackList;
TraceContext m_context;
CallbackList m_callbackList;
};
}; // namespace ns3
// implementation below.
namespace ns3 {
template<typename T1, typename T2,
typename T3, typename T4>
CallbackTraceSource<T1,T2,T3,T4>::CallbackTraceSource ()
: m_callbackList ()
{}
template<typename T1, typename T2,
typename T3, typename T4>
void
CallbackTraceSource<T1,T2,T3,T4>::AddCallback (CallbackBase const & callback,
TraceContext const &context)
{
Callback<void,TraceContext const &,T1,T2,T3,T4> cb;
cb.Assign (callback);
m_context.Add (context);
m_callbackList.push_back (cb);
}
template<typename T1, typename T2,
typename T3, typename T4>
void
CallbackTraceSource<T1,T2,T3,T4>::RemoveCallback (CallbackBase const & callback)
{
for (typename CallbackList::iterator i = m_callbackList.begin ();
i != m_callbackList.end (); /* empty */)
{
if ((*i).IsEqual (callback))
{
i = m_callbackList.erase (i);
}
else
{
i++;
}
}
}
template<typename T1, typename T2,
typename T3, typename T4>
void
CallbackTraceSource<T1,T2,T3,T4>::operator() (void)
{
for (typename CallbackList::iterator i = m_callbackList.begin ();
i != m_callbackList.end (); i++)
{
(*i) (m_context);
}
}
template<typename T1, typename T2,
typename T3, typename T4>
void
CallbackTraceSource<T1,T2,T3,T4>::operator() (T1 a1)
{
for (typename CallbackList::iterator i = m_callbackList.begin ();
i != m_callbackList.end (); i++)
{
(*i) (m_context, a1);
}
}
template<typename T1, typename T2,
typename T3, typename T4>
void
CallbackTraceSource<T1,T2,T3,T4>::operator() (T1 a1, T2 a2)
{
for (typename CallbackList::iterator i = m_callbackList.begin ();
i != m_callbackList.end (); i++)
{
(*i) (m_context, a1, a2);
}
}
template<typename T1, typename T2,
typename T3, typename T4>
void
CallbackTraceSource<T1,T2,T3,T4>::operator() (T1 a1, T2 a2, T3 a3)
{
for (typename CallbackList::iterator i = m_callbackList.begin ();
i != m_callbackList.end (); i++)
{
(*i) (m_context, a1, a2, a3);
}
}
template<typename T1, typename T2,
typename T3, typename T4>
void
CallbackTraceSource<T1,T2,T3,T4>::operator() (T1 a1, T2 a2, T3 a3, T4 a4)
{
for (typename CallbackList::iterator i = m_callbackList.begin ();
i != m_callbackList.end (); i++)
{
(*i) (m_context, a1, a2, a3, a4);
}
}
}//namespace ns3
#endif /* CALLBACK_TRACE_H */