/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 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 TRACE_SOURCE_H
#define TRACE_SOURCE_H
namespace ns3 {
/**
* \brief the base class for all trace sources
*
* Every trace source which wishes to be connectable and disconnectable with
* the TraceResolver system should derive from this base class and implement
* all three methods below.
*/
class TraceSource
{
public:
virtual ~TraceSource () {}
/**
* \param callback the callback to connect to this trace source
* \param the context associated to the input callback which should be passed
* back to the user.
*/
virtual void AddCallback (CallbackBase const & callback, TraceContext const & context) = 0;
/**
* \param callback the callback to disconnect from this trace source
*/
virtual void RemoveCallback (CallbackBase const & callback) = 0;
};
} // namespace ns3
#endif /* TRACE_SOURCE_H */