#include "NodeMetric.h"

METRICPLUGIN(NodeMetric,"Node","David Auber","20/12/1999","Alpha","0","1");

using namespace std;

NodeMetric::NodeMetric(PropertyContext *context):Metric(context) 
{}

NodeMetric::~NodeMetric() {}

double NodeMetric::getNodeValue(const node n)
{
  double result=1;
  Iterator<node> *itN=superGraph->getOutNodes(n);
  for (;itN->hasNext();)
    {
      node itn=itN->next();
      result+=metricProxy->getNodeValue(itn);
    }
  delete itN;
  return result;
}

bool NodeMetric::check(string &erreurMsg)
{
  if (superGraph->isAcyclic())
    {
      erreurMsg="";
      return true;
    }
  else
    {
      erreurMsg="The Graph must be acyclic";
      return false;
    }
}