pceHardConstraints.setPceMetrics(PceMetric.PropagationDelay);
pceGraph = new PceGraph(pceCalc.getaendPceNode(), pceCalc.getzendPceNode(),
pceCalc.getAllPceNodes(), pceCalc.getAllPceLinks(), pceHardConstraints,
pceHardConstraints.setPceMetrics(PceMetric.PropagationDelay);
pceGraph = new PceGraph(pceCalc.getaendPceNode(), pceCalc.getzendPceNode(),
pceCalc.getAllPceNodes(), pceCalc.getAllPceLinks(), pceHardConstraints,