/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */

/*

 * Copyright (c) 2008 INRIA

 *

 * 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

 *

 * Authors: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>

 */

#include "object-factory.h"

#include <sstream>

namespace ns3 {

ObjectFactory::ObjectFactory ()

{}

void 

ObjectFactory::SetTypeId (TypeId tid)

{

  m_tid = tid;

}

void 

ObjectFactory::SetTypeId (std::string tid)

{

  m_tid = TypeId::LookupByName (tid);

}

void 

ObjectFactory::SetTypeId (const char *tid)

{

  m_tid = TypeId::LookupByName (tid);

}

void 

ObjectFactory::Set (std::string name, const AttributeValue &value)

{

  if (name == "")

    {

      return;

    }

  m_parameters.SetWithTid (m_tid, name, value);

}

TypeId 

ObjectFactory::GetTypeId (void) const

{

  return m_tid;

}

Ptr<Object> 

ObjectFactory::Create (void) const

{

  Callback<ObjectBase *> cb = m_tid.GetConstructor ();

  ObjectBase *base = cb ();

  Object *derived = dynamic_cast<Object *> (base);

  derived->SetTypeId (m_tid);

  derived->Construct (m_parameters);

  Ptr<Object> object = Ptr<Object> (derived, false);

  return object;

}

std::ostream & operator << (std::ostream &os, const ObjectFactory &factory)

{

  os << factory.m_tid.GetName () << "[" << factory.m_parameters.SerializeToString () << "]";

  return os;

}

std::istream & operator >> (std::istream &is, ObjectFactory &factory)

{

  std::string v;

  is >> v;

  std::string::size_type lbracket, rbracket;

  lbracket = v.find ("[");

  rbracket = v.find ("]");

  NS_ASSERT (lbracket != std::string::npos);

  NS_ASSERT (rbracket != std::string::npos);

  std::string tid = v.substr (0, lbracket);

  std::string parameters = v.substr (lbracket+1,rbracket-(lbracket+1));

  factory.SetTypeId (tid);

  factory.m_parameters.DeserializeFromString (parameters);

  return is;

}

ATTRIBUTE_HELPER_CPP (ObjectFactory);

} // namespace ns3