/**
* @Title: getNominalChosenSpotGroup @Description: get all instances can be potential capacity in
* a spot group
*
* @param instanceTemplate the spot group
* @return all instances can be potential capacity in a spot group
* @throws
*/
public synchronized Collection<InstanceStatus> getNominalChosenSpotGroup(
InstanceTemplate instanceTemplate) {
Set<InstanceStatus> group = spotGroups.get(instanceTemplate);
if (group != null) {
return InstanceFilter.getNominalInstances(snapshot(group));
}
return null;
}
/**
* @Title: getNominalSpotGroups @Description: get all instances in spot groups that can be
* potential capacity
*
* @return all instances in spot groups that can be potential capacity
* @throws
*/
public synchronized Map<InstanceTemplate, Collection<InstanceStatus>> getNominalSpotGroups() {
Map<InstanceTemplate, Collection<InstanceStatus>> nominalSpotGroupsMap =
new HashMap<InstanceTemplate, Collection<InstanceStatus>>();
Map<InstanceTemplate, Set<InstanceStatus>> spotGroups = getSpotGroups();
for (Entry<InstanceTemplate, Set<InstanceStatus>> entry : spotGroups.entrySet()) {
nominalSpotGroupsMap.put(
entry.getKey(), InstanceFilter.getNominalInstances(entry.getValue()));
}
return nominalSpotGroupsMap;
}
/**
* @Title: getNominalCapacity @Description: get the number of capacity if all nominal instances
* are online
*
* @return
* @throws
*/
public synchronized long getNominalCapacity() {
FaultTolerantLevel ftLevel = FaultTolerantLevel.ZERO;
if (isSpotEnabled()) {
ftLevel = this.faultTolerantLevel;
}
long capacity = 0;
Collection<InstanceStatus> nominalInstances = InstanceFilter.getNominalInstances(allInstances);
for (InstanceStatus instanceStatus : nominalInstances) {
InstanceTemplate instanceTemplate = instanceStatus.getType();
capacity += instanceTemplate.getCapacity(ftLevel);
}
return capacity;
}
/**
* @Title: getNominalOnDemandInstances @Description: get all on demand instances can be potential
* capacity
*
* @return all on demand instances can be potential capacity
* @throws
*/
public synchronized Collection<InstanceStatus> getNominalOnDemandInstances() {
return InstanceFilter.getNominalInstances(new ArrayList<InstanceStatus>(onDemandInstances));
}
