private static Double calculateCost_Network(
int i, IChromosome chromos, IMSApplication app, IMSProvider prov) {
MSApplicationNode node = app.getNodes().get(i);
Double cpu_cost = cpuCost(node, prov);
Double r_cost = ramCost(node, prov);
Double s_cost = storageCost(node, prov);
Double net_cost = netCost(i, chromos, app, prov);
// System.out.println(r_cost + " + " + s_cost);
return r_cost + s_cost + cpu_cost + net_cost;
}
@Override
public double evaluateGlobalPolicy(
int gene_index,
IChromosome chromos,
IMSApplication app,
IMSProvider prov,
InternetEstimator internet) {
List<MSApplicationNode> nodes = app.getNodes();
MSApplicationNode node = nodes.get(gene_index);
Double budget = (Double) node.getCharacteristic().get(Constant.BUDGET);
Double cost = calculateCost_Network(gene_index, chromos, app, prov);
((CIntegerGene) chromos.getGene(gene_index)).setAllocationCost(cost);
Double maxCost = budget;
double distance = calculateDistance_ErrHandling(cost, budget, maxCost);
return distance * getWeight();
}
private static double netCost(
int gene_index, IChromosome chromos, IMSApplication app, IMSProvider prov) {
Double costPerNet = (Double) prov.getNetwork().getCharacteristic().get(Constant.COST_BW);
Gene[] genes = chromos.getGenes();
int current_prov = (int) genes[gene_index].getAllele();
MSApplicationNode curr_node = app.getNodes().get(gene_index); // this is safe
int geneVmId = curr_node.getID();
MSApplication am = (MSApplication) app;
double cost = 0;
Set<ApplicationEdge> set = am.getEdges();
for (ApplicationEdge e : set) {
if (e.getSourceVmId() == geneVmId) {
int target_index = MSPolicy.getGeneIndexFromNodeId(e.getTargetVmId(), genes, app);
int tProvId = (int) genes[target_index].getAllele();
cost += CostComputer.computeLinkCost(e, geneVmId, current_prov, tProvId, costPerNet);
}
}
return cost;
}