private boolean discreteCheck(Model mo) {
Mapping map = mo.getMapping();
for (VM vm : getVMs()) {
if (map.isRunning(vm)) {
Node host = map.getVMLocation(vm);
Set<VM> on = map.getRunningVMs(host);
// Check for other VMs on the node. If they are not in the constraint
// it's a violation
for (VM vm2 : on) {
if (!vm2.equals(vm) && !getVMs().contains(vm2)) {
return false;
}
}
}
}
return true;
}
@Override
public boolean startsWith(Model mo) {
if (getConstraint().isContinuous()) {
boolean ret = discreteCheck(mo);
if (ret) {
Mapping map = mo.getMapping();
for (VM vm : getVMs()) {
if (map.isRunning(vm)) {
privateNodes.add(map.getVMLocation(vm));
}
}
for (Node n : map.getOnlineNodes()) {
if (map.getRunningVMs(n).isEmpty()) {
idleNodes.add(n);
}
}
}
return ret;
}
return true;
}