topology-reader.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2010 Universita' di Firenze, Italy
 *
 * 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: Tommaso Pecorella (tommaso.pecorella@unifi.it)
 * Author: Valerio Sartini (valesar@gmail.com)
 */

#ifndef TOPOLOGY_READER_H
#define TOPOLOGY_READER_H

#include <string>
#include <map>
#include <list>
#include "ns3/object.h"
#include "ns3/node.h"


namespace ns3 {

class NodeContainer;

class TopologyReader : public Object
{

public:
  class Link
  {
public:
    typedef std::map<std::string, std::string>::const_iterator ConstAttributesIterator;

    Link ( Ptr<Node> fromPtr, const std::string &fromName, Ptr<Node> toPtr, const std::string &toName );

    Ptr<Node> GetFromNode (void) const;
    std::string GetFromNodeName (void) const;
    Ptr<Node> GetToNode (void) const;
    std::string GetToNodeName (void) const;
    std::string GetAttribute (const std::string &name) const;
    bool GetAttributeFailSafe (const std::string &name, std::string &value) const;
    void SetAttribute (const std::string &name, const std::string &value);
    ConstAttributesIterator AttributesBegin (void) const;
    ConstAttributesIterator AttributesEnd (void) const;

private:
    Link ();
    std::string m_fromName; 
    Ptr< Node > m_fromPtr;  
    std::string m_toName;   
    Ptr< Node > m_toPtr;    
    std::map<std::string, std::string> m_linkAttr;  
  };

  typedef std::list< Link >::const_iterator ConstLinksIterator;

  static TypeId GetTypeId (void);

  TopologyReader ();
  virtual ~TopologyReader ();

  virtual NodeContainer Read (void) = 0;

  void SetFileName (const std::string &fileName);

  std::string GetFileName (void) const;

  ConstLinksIterator LinksBegin (void) const;

  ConstLinksIterator LinksEnd (void) const;

  int LinksSize (void) const;

  bool LinksEmpty (void) const;

  void AddLink (Link link);

private:

  TopologyReader (const TopologyReader&);
  TopologyReader& operator= (const TopologyReader&);

  std::string m_fileName;

  std::list<Link> m_linksList;

  // end class TopologyReader
};

// end namespace ns3
};


#endif /* TOPOLOGY_READER_H */