/** Get a list of the individual 'child resources' of that autogroup. */
private List<AutoGroupComposite> getAutoGroupChildren(
Subject subject, int parentId, int resourceTypeId) {
List<AutoGroupComposite> children = new ArrayList<AutoGroupComposite>();
ResourceManagerLocal resourceManager = LookupUtil.getResourceManager();
ResourceTypeManagerLocal resourceTypeMananger = LookupUtil.getResourceTypeManager();
Resource parentResource = resourceManager.getResourceById(subject, parentId);
ResourceType resourceType = null;
try {
resourceType = resourceTypeMananger.getResourceTypeById(subject, resourceTypeId);
} catch (ResourceTypeNotFoundException e) {
return children; // empty list if we don't know the child type
}
if ((resourceType != null) && (parentResource != null)) {
// first get the resources in the autogroup
List<ResourceWithAvailability> resourcesForAutoGroup =
resourceManager.findResourcesByParentAndType(subject, parentResource, resourceType);
int i = 0;
int[] resourceIds = new int[resourcesForAutoGroup.size()];
for (ResourceWithAvailability resourceInAutoGroup : resourcesForAutoGroup) {
int id = resourceInAutoGroup.getResource().getId();
resourceIds[i++] = id;
}
// And then the composite to return
List<AutoGroupComposite> composites =
resourceManager.findResourcesAutoGroups(subject, resourceIds);
return composites;
}
return children; // empty
}
public List<MetricDisplaySummary> getMetrics(
Resource parentResource,
AutoGroupComposite resourceGroupComposite,
Subject subject,
long beginTime,
long endTime)
throws MeasurementException {
if (log.isTraceEnabled()) {
log.trace(
"finding metric summaries for resourceType ["
+ resourceGroupComposite.getResourceType().getName());
}
List<MetricDisplaySummary> metricSummaries = null;
// TODO GH: Why are we only getting the first one? --> single resource case
//
List resources = resourceGroupComposite.getResources();
if ((resources != null) && (resources.size() == 1)) {
ResourceWithAvailability resource = (ResourceWithAvailability) resources.get(0);
metricSummaries =
chartsManager.getMetricDisplaySummariesForMetrics(
subject,
resource.getResource().getId(),
DataType.MEASUREMENT,
beginTime,
endTime,
true,
true);
} else if ((resources != null) && (resources.size() > 1)) {
List<Resource> res = new ArrayList<Resource>();
for (Object o : resources) {
if (o instanceof ResourceWithAvailability) {
ResourceWithAvailability rwa = (ResourceWithAvailability) o;
res.add(rwa.getResource());
}
}
Map<Integer, List<MetricDisplaySummary>> sumMap =
dataManager.findNarrowedMetricDisplaySummariesForCompatibleResources(
subject, res, beginTime, endTime);
metricSummaries = sumMap.values().iterator().next();
// fill in some data that does not come from the backend
for (MetricDisplaySummary tmp : metricSummaries) {
tmp.setParentId(parentResource.getId());
tmp.setChildTypeId(resourceGroupComposite.getResourceType().getId());
}
}
return metricSummaries;
}
@SuppressWarnings("unchecked")
@Override
public ActionForward execute(
ComponentContext context,
ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response)
throws Exception {
dataManager = LookupUtil.getMeasurementDataManager();
chartsManager = LookupUtil.getMeasurementChartsManager();
WebUser user = SessionUtils.getWebUser(request.getSession());
Subject subject = user.getSubject();
Resource resource = (Resource) request.getAttribute(AttrConstants.RESOURCE_ATTR);
// Get metric time range
MeasurementPreferences preferences = user.getMeasurementPreferences();
MetricRangePreferences rangePreferences = preferences.getMetricRangePreferences();
long begin = rangePreferences.begin;
long end = rangePreferences.end;
List<AutoGroupComposite> children;
List<AutoGroupCompositeDisplaySummary> displaySummary;
int parentId = -1;
int resourceTypeId = -1;
if (resource == null) {
parentId =
WebUtility.getOptionalIntRequestParameter(
request, AttrConstants.AUTOGROUP_PARENT_ATTR, -1);
if (parentId > 0) // get data for individual autogroup children
{
resourceTypeId =
WebUtility.getOptionalIntRequestParameter(
request, AttrConstants.AUTOGROUP_TYPE_ATTR, -1);
children = getAutoGroupChildren(subject, parentId, resourceTypeId);
if (children == null) children = new ArrayList<AutoGroupComposite>();
displaySummary = new ArrayList<AutoGroupCompositeDisplaySummary>(children.size() + 1);
// get the parent
ResourceManagerLocal resourceManager = LookupUtil.getResourceManager();
AutoGroupComposite parentComposite =
resourceManager.getResourceAutoGroup(subject, parentId);
if (parentComposite != null) {
parentComposite.setMainResource(true);
List<MetricDisplaySummary> metricSummaries = null;
metricSummaries =
chartsManager.getMetricDisplaySummariesForMetrics(
subject, parentId, DataType.MEASUREMENT, begin, end, true, true);
displaySummary.add(
0, new AutoGroupCompositeDisplaySummary(parentComposite, metricSummaries));
}
/* We have n children with each child representing exactly 1 resource.
* As we are in an autogroup, all children have the same type, so we can just feed them to the backend
* in one call with all n resources.
*/
// Loop over children, get resources, call some ..forMultiMetrics..
List<Integer> resourceIds = new ArrayList<Integer>();
for (AutoGroupComposite child : children) {
List resources = child.getResources();
ResourceWithAvailability rwa = (ResourceWithAvailability) resources.get(0);
resourceIds.add(rwa.getResource().getId());
}
// Map<ResourceId, List<Summaries for that resource>
Map<Integer, List<MetricDisplaySummary>> summaries =
dataManager.findNarrowedMetricDisplaySummariesForResourcesAndParent(
subject, resourceTypeId, parentId, resourceIds, begin, end);
for (AutoGroupComposite child : children) {
if (parentComposite != null) child.increaseDepth(1);
List resources = child.getResources();
ResourceWithAvailability rwa = (ResourceWithAvailability) resources.get(0);
List<MetricDisplaySummary> sumList = summaries.get(rwa.getResource().getId());
displaySummary.add(new AutoGroupCompositeDisplaySummary(child, sumList));
}
} else {
RequestUtils.setError(request, MessageConstants.ERR_RESOURCE_NOT_FOUND);
return null;
}
} else { // resource != null
// get children of that single resource, which can be individual resources or autogroups
children = getResourceChildren(resource, subject);
displaySummary = new ArrayList<AutoGroupCompositeDisplaySummary>(children.size());
for (AutoGroupComposite child : children) {
List<MetricDisplaySummary> metrics = getMetrics(resource, child, subject, begin, end);
displaySummary.add(new AutoGroupCompositeDisplaySummary(child, metrics));
}
}
context.putAttribute(AttrConstants.CTX_SUMMARIES, displaySummary);
return null;
}