/* -*- 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>

 */

#include "trace-resolver.h"

#include "debug.h"

NS_DEBUG_COMPONENT_DEFINE ("TraceResolver");

namespace ns3 {

TraceResolver::TraceResolver ()

  : m_count (1)

{}

TraceResolver::~TraceResolver ()

{}

void 

TraceResolver::Ref (void)

{

  m_count++;

}

void 

TraceResolver::Unref (void)

{

  m_count--;

  if (m_count == 0)

    {

      NS_DEBUG ("delete "<<this);

      delete this;

    }

}

std::string 

TraceResolver::GetElement (std::string path)

{

  std::string::size_type cur = 1;

  // check that first char is "/"

  std::string::size_type next = path.find ("/", cur);

  std::string id = std::string (path, cur, next-1);

  return id;

}

std::string 

TraceResolver::GetSubpath (std::string path)

{

  std::string::size_type cur = 1;

  // check that first char is "/"

  std::string::size_type next = path.find ("/", cur);

  std::string subpath;

  if (next != std::string::npos)

    {

      subpath = std::string (path, next, std::string::npos);

    }

  else

    {

      subpath = "";

    }

  return subpath;

}

void 

TraceResolver::SourceCollection::AddUnique (std::string path, const TraceContext &context,

                                            std::string help)

{

  for (SourceVector::const_iterator i = m_sources.begin (); i != m_sources.end (); i++)

    {

      if (i->path == path &&

          i->help == help &&

          context.IsSimilar (i->context))

        {

          return;

        }

    }

  struct Source source;

  source.path = path;

  source.context = context;

  source.help = help;

  m_sources.push_back (source);

}

void 

TraceResolver::SourceCollection::Print (std::ostream &os) const

{

  for (SourceVector::const_iterator i = m_sources.begin (); i != m_sources.end (); i++)

    {

      os << i->path << " [";

      i->context.PrintAvailable (os, " ");

      os << "] " << i->help << std::endl;

    }

}

}//namespace ns3