/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2011 University of California, Los Angeles
 *
 * 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: Ilya Moiseenko <iliamo@cs.ucla.edu>
 */

#ifndef __ANNOTATED_TOPOLOGY_READER_H__
#define __ANNOTATED_TOPOLOGY_READER_H__

#include "ns3/nstime.h"
#include "ns3/topology-reader.h"

namespace ns3 
{
    /**
     * Input File Format
     * 1st line is     NumberOfNodes    TAB     NumberofLinks
     * Nth line is     NodeID1  TAB    NodeID2   TAB  DataRateKBPS    TAB    DelayMiliseconds   TAB   QueueSizeInPackets1     TAB    QueueSizeInPackets2 
     *
     */
    class AnnotatedTopologyReader : public TopologyReader
    {
    public:
        typedef std::list< Link >::iterator LinksIterator;
        static TypeId GetTypeId (void);
        
        AnnotatedTopologyReader ();
        virtual ~AnnotatedTopologyReader ();
        
        /**
         * \brief Main topology reading function.
         *
         * This method opens an input stream and reads the Orbis-format file.
         * Every row represents a topology link (the ids of a couple of nodes),
         * so the input file is read line by line to figure out how many links
         * and nodes are in the topology.
         *
         * \return the container of the nodes created (or empty container if there was an error)
         */
        virtual NodeContainer Read (void);
        
    private:
        AnnotatedTopologyReader (const AnnotatedTopologyReader&);
        AnnotatedTopologyReader& operator= (const AnnotatedTopologyReader&);
    };
}


#endif