event-garbage-collector.h

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/*
 * Copyright (c) 2007 INESC Porto
 *
 * 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: Gustavo J. A. M. Carneiro  <gjc@inescporto.pt>
 */
#ifndef EVENT_GARBAGE_COLLECTOR_H
#define EVENT_GARBAGE_COLLECTOR_H
 
#include "ns3/event-id.h"
#include "ns3/simulator.h"
 
#include <set>
 
namespace ns3
{
 
class EventGarbageCollector
{
  public:
    EventGarbageCollector();
 
    void Track(EventId event);
 
    ~EventGarbageCollector();
 
  private:
    typedef std::multiset<EventId> EventList;
 
    const typename EventList::size_type CHUNK_INIT_SIZE = 8;
    const typename EventList::size_type CHUNK_MAX_SIZE = 128;
 
    EventList::size_type m_nextCleanupSize; 
    EventList m_events;                     
 
    void Cleanup();
    void Grow();
    void Shrink();
};
 
} // namespace ns3
 
#endif /* EVENT_GARBAGE_COLLECTOR_H */