/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2011 University of California, Los Angeles
 *
 * 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: Ilya Moiseenko <iliamo@cs.ucla.edu>
 */

#ifndef CCNX_PRODUCER_HELPER_H
#define CCNX_PRODUCER_HELPER_H

#include "ns3/object-factory.h"
#include "ns3/attribute.h"
#include "ns3/node-container.h"
#include "ns3/application-container.h"
#include "ns3/ptr.h"

namespace ns3 
{    
/**
* \brief A helper to make it easier to instantiate an ns3::CcnxProducer application
* on a set of nodes.
*/

class Node;

class CcnxProducerHelper
{
public:
/**
* Create an CcnxProducerHelper to make it easier to work with CcnxProducer applications
*
*/
CcnxProducerHelper (const std::string &prefix, uint32_t virtualPayloadSize);
        
/**
* Helper function used to set the underlying application attributes.
*
* \param name the name of the application attribute to set
* \param value the value of the application attribute to set
*/
void SetAttribute (std::string name, const AttributeValue &value);
        
/**
* Install an ns3::CcnxProducer on each node of the input container
* configured with all the attributes set with SetAttribute.
*
* \param c NodeContainer of the set of nodes on which an CcnxProducer 
* will be installed.
* \returns Container of Ptr to the applications installed.
*/
ApplicationContainer Install (NodeContainer c);
        
/**
* Install an ns3::CcnxProducer on the node configured with all the 
* attributes set with SetAttribute.
*
* \param node The node on which an CcnxProducer will be installed.
* \returns Container of Ptr to the applications installed.
*/
ApplicationContainer Install (Ptr<Node> node);
        
/**
* Install an ns3::CcnxProducer on the node configured with all the 
* attributes set with SetAttribute.
*
* \param nodeName The node on which an CcnxProducer will be installed.
* \returns Container of Ptr to the applications installed.
*/
ApplicationContainer Install (std::string nodeName);
        
private:
/**
* \internal
* Install an ns3::CcnxProducer on the node configured with all the 
* attributes set with SetAttribute.
*
* \param node The node on which an CcnxProducer will be installed.
* \returns Ptr to the application installed.
*/
Ptr<Application> InstallPriv (Ptr<Node> node);
ObjectFactory m_factory;

};
}

#endif