satellite-input-fstream-wrapper.cc

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013 Magister Solutions Ltd.
 *
 * 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: Frans Laakso <frans.laakso@magister.fi>
 */
 
#include "satellite-input-fstream-wrapper.h"
 
#include "ns3/abort.h"
#include "ns3/log.h"
 
#include <fstream>
 
NS_LOG_COMPONENT_DEFINE("SatInputFileStreamWrapper");
 
namespace ns3
{
 
SatInputFileStreamWrapper::SatInputFileStreamWrapper(std::string filename,
                                                     std::ios::openmode filemode)
    : m_destroyable(true)
{
    NS_LOG_FUNCTION(this << filename << filemode);
 
    std::ifstream* ifs = new std::ifstream(filename.c_str(), filemode);
 
    NS_ABORT_MSG_UNLESS(ifs->is_open(),
                        "SatInputFileStreamWrapper::SatInputFileStreamWrapper():  "
                            << "Unable to Open " << filename << " for mode " << filemode);
 
    m_ifstream = ifs;
}
 
SatInputFileStreamWrapper::~SatInputFileStreamWrapper()
{
    NS_LOG_FUNCTION(this);
 
    if (m_destroyable)
    {
        delete m_ifstream;
        m_ifstream = 0;
    }
    m_destroyable = false;
}
 
std::ifstream*
SatInputFileStreamWrapper::GetStream(void)
{
    NS_LOG_FUNCTION(this);
 
    return m_ifstream;
}
 
} // namespace ns3