LoginCache Class Reference

#include <LoginCache.h>

Public Member Functions
void	initialize ()
void	finish ()
NodeHandle	getLoginNode (Vector2D pos)
void	registerPos (NodeHandle node, Vector2D pos)

Private Attributes
std::map< NodeHandle, lcEntry >	nodelist
double	movementSpeed
int	bytessend
int	bytesrecv
GlobalStatistics *	globalStatistics

Detailed Description

Definition at line 18 of file LoginCache.h.

Member Function Documentation

void LoginCache::finish

(

)

Definition at line 43 of file LoginCache.cc.

                        {
    
    simtime_t time = globalStatistics->calcMeasuredLifetime(0);
    if (time < GlobalStatistics::MIN_MEASURED) return;

    globalStatistics->addStdDev("LoginChache: Sent Bytes/s", bytessend / time);
    globalStatistics->addStdDev("LoginChache: Received Bytes/s", bytesrecv / time);

}

NodeHandle LoginCache::getLoginNode

(

Vector2D

pos

)

Definition at line 25 of file LoginCache.cc.

Referenced by Quon::handleJoin().

{
    double bestDist = std::numeric_limits<double>::infinity();
    NodeHandle bestNode = NodeHandle::UNSPECIFIED_NODE;
    for( std::map<NodeHandle,lcEntry>::iterator it = nodelist.begin(); it != nodelist.end(); ++it ){
        double age = SIMTIME_DBL(simTime() - it->second.time);
        double dist = pos.distanceSqr(it->second.pos) + movementSpeed*movementSpeed*age*age;
        if( dist < bestDist ) {
            bestNode = it->first;
            bestDist = dist;
        }
    }
    RECORD_STATS(
        bytessend += (NODEHANDLE_L)/8;
        );
    return bestNode;
}

void LoginCache::initialize

(

)

Definition at line 7 of file LoginCache.cc.

{
    globalStatistics = GlobalStatisticsAccess().get();

    movementSpeed = par("movementSpeed");
    bytesrecv = 0;
    bytessend = 0;
}

void LoginCache::registerPos	(	NodeHandle	node,
		Vector2D	pos
	)

Definition at line 16 of file LoginCache.cc.

Referenced by Quon::changeState(), and Quon::processSecTimer().

{
    nodelist[node] = lcEntry(pos, simTime() );

    RECORD_STATS(
        bytesrecv += (NODEHANDLE_L + QUONPOSITION_L)/8;
        );
}

Member Data Documentation

int LoginCache::bytesrecv

private

Definition at line 30 of file LoginCache.h.

Referenced by finish(), initialize(), and registerPos().

int LoginCache::bytessend

private

Definition at line 29 of file LoginCache.h.

Referenced by finish(), getLoginNode(), and initialize().

GlobalStatistics* LoginCache::globalStatistics

private

Definition at line 31 of file LoginCache.h.

Referenced by finish(), and initialize().

double LoginCache::movementSpeed

private

Definition at line 28 of file LoginCache.h.

Referenced by getLoginNode(), and initialize().

std::map<NodeHandle,lcEntry> LoginCache::nodelist

private

Definition at line 27 of file LoginCache.h.

Referenced by getLoginNode(), and registerPos().

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

• LoginCache.h
• LoginCache.cc