Registry.cc

// Copyright 2008 Michael Marsh, University of Maryland.
//
// This file is part of pydtn.
//
// pydtn is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// pydtn 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 pydtn.  If not, see <http://www.gnu.org/licenses/>.
//
// The views and conclusions contained in the software and documentation
// are those of the authors and should not be interpreted as representing
// official policies, either expressed or implied, of the University
// of Maryland.
//
// pydtn extends and embeds the Python interpreter, which is
// Copyright 2001-2006 Python Software Foundation, All Rights Reserved,
// and is released under the PSF License Agreement.
//
// RANLUX random number generation uses the Boost library,
// Copyright 1994-2006 by various authors (details in individual files),
// which is released under the Boost Software License, Version 1.0.

#include "interpreter_defs.h"

#include "Registry.h"
#include "Entity.h"
#include "SimulationException.h"

#include <iostream>

Registry::EntityMap Registry::m_registry;

void
Registry::insert( Entity* e )
{
   if ( 0 == e )
   {
      throw SimulationException( __FILE__ , __LINE__ );
   }
   if ( ! m_registry.insert(EntityMap::value_type(e->identifier(),e)).second )
   {
      throw SimulationException( __FILE__ , __LINE__ );
   }
}

Entity*
Registry::lookup( const std::string& id )
{
   EntityMap::iterator itr = m_registry.find( id );
   if ( m_registry.end() == itr )
   {
      throw SimulationException( __FILE__ , __LINE__ );
   }
   return itr->second;
}

void
Registry::clean()
{
   EntityMap::iterator itr = m_registry.begin();
   EntityMap::iterator end = m_registry.end();
   for ( ; itr != end ; ++itr )
   {
      if ( 0 != itr->second )
      {
         delete itr->second;
      }
   }
   m_registry.clear();
}

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