ReportDTQueue Class Reference

#include <ReportDTQueue.h>

List of all members.

Public Member Functions
virtual int	queueSize ()
Protected Member Functions
virtual void	initialize ()
virtual bool	enqueue (cMessage *msg)
virtual cMessage *	dequeue ()
virtual void	sendOut (cMessage *msg)
Protected Attributes
int	frameCapacity
cQueue	queue
cGate *	outGate
cOutVector	qlenVec
cOutVector	dropVec

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Detailed Description

The Report Drop Tail Queue class header Drop-front queue the is able to report the queue size. See NED for more info.

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Member Function Documentation

cMessage * ReportDTQueue::dequeue

(

)

[protected, virtual]

Redefined from PassiveQueueBase.

{
    if (queue.empty())
        return NULL;

   cMessage *pk = (cMessage *)queue.pop();

    // statistics
    qlenVec.record(queue.length());

    return pk;
}

bool ReportDTQueue::enqueue

(

cMessage *

msg

)

[protected, virtual]

Redefined from PassiveQueueBase.

{
    if (frameCapacity && queue.length() >= frameCapacity)
    {
        EV << "Queue full, dropping packet.\n";
        delete msg;
        dropVec.record(1);
        return true;
    }
    else
    {
        queue.insert(msg);
        qlenVec.record(queue.length());
        return false;
    }
}

void ReportDTQueue::initialize

(

)

[protected, virtual]

{
    PassiveQueueBase::initialize();
    queue.setName("l2queue");

    qlenVec.setName("queue length");
    dropVec.setName("drops");

    outGate = gate("out");

    // configuration
    frameCapacity = par("frameCapacity");
}

virtual int ReportDTQueue::queueSize

(

)

[inline, virtual]

Report the size of the queue

{return queue.length();}

void ReportDTQueue::sendOut

(

cMessage *

msg

)

[protected, virtual]

Redefined from PassiveQueueBase.

{
    send(msg, outGate);
}

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Member Data Documentation

cOutVector ReportDTQueue::dropVec [protected]

int ReportDTQueue::frameCapacity [protected]

cGate* ReportDTQueue::outGate [protected]

cOutVector ReportDTQueue::qlenVec [protected]

cQueue ReportDTQueue::queue [protected]

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The documentation for this class was generated from the following files:

• ReportDTQueue.h
• ReportDTQueue.cc