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BERProvider.cpp

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/******************************************************************************
 * WNS (Wireless Network Simulator)                                           *
 * __________________________________________________________________________ *
 *                                                                            *
 * Copyright (C) 2004-2006                                                    *
 * Chair of Communication Networks (ComNets)                                  *
 * Kopernikusstr. 16, D-52074 Aachen, Germany                                 *
 * phone: ++49-241-80-27910 (phone), fax: ++49-241-80-22242                   *
 * email: wns@comnets.rwth-aachen.de                                          *
 * www: http://wns.comnets.rwth-aachen.de                                     *
 ******************************************************************************/

#include <GLUE/BERProvider.hpp>
#include <GLUE/BERConsumer.hpp>

#include <WNS/Assure.hpp>

#include <iostream>
#include <algorithm>

using namespace glue;

BERProvider::BERProvider() :
    berConsumers()
{
} // BERProvider


BERProvider::~BERProvider()
{
    while(!this->berConsumers.empty())
    {
        BERConsumer* bc = *(this->berConsumers.begin());
        bc->onBERProviderDeleted();
        this->detachBERConsumer(bc);
    }
} // ~BERProvider


void
BERProvider::attachBERConsumer(BERConsumer* berConsumer)
{
    assure(std::find(berConsumers.begin(),
             berConsumers.end(),
             berConsumer)
           == berConsumers.end(),
           "BERConsumer is already added to PERProvider");

    berConsumer->setBERProvider(this);
    this->berConsumers.push_back(berConsumer);
} // attachBERConsumer


void
BERProvider::detachBERConsumer(BERConsumer* berConsumer)
{
    assure(std::find(berConsumers.begin(),
             berConsumers.end(),
             berConsumer)
           != berConsumers.end(),
           "unknown BERConsumer");

    berConsumer->setBERProvider(NULL);
    this->berConsumers.remove(berConsumer);
} // detachBERConsumer


void
BERProvider::notifyBERConsumers(double BER, int packetSize) const
{
    BERConsumerContainer::const_iterator itEnd = this->berConsumers.end();
    for (BERConsumerContainer::const_iterator it = this->berConsumers.begin();
         it != itEnd;
         ++it)
    {
        (*it)->onNewMeasurement(BER, packetSize);
    }
} // notifyBERConsumers


const BERProvider::BERConsumerContainer&
BERProvider::getBERConsumersAttached() const
{
    return this->berConsumers;
} // getBERConsumersAttached

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