final List<SummedCapacity> summedCapacitiesAtZone = _capacityDao.listCapacitiesGroupedByLevelAndType(capacityType, zoneId, podId, clusterId, 1, cmd.getPageSizeVal()); if (summedCapacitiesAtZone != null) { summedCapacities.addAll(summedCapacitiesAtZone); final List<SummedCapacity> summedCapacitiesAtPod = _capacityDao.listCapacitiesGroupedByLevelAndType(capacityType, zoneId, podId, clusterId, 2, cmd.getPageSizeVal()); if (summedCapacitiesAtPod != null) { summedCapacities.addAll(summedCapacitiesAtPod); final List<SummedCapacity> summedCapacitiesAtCluster = _capacityDao.listCapacitiesGroupedByLevelAndType(capacityType, zoneId, podId, clusterId, 3, cmd.getPageSizeVal()); if (summedCapacitiesAtCluster != null) { summedCapacities.addAll(summedCapacitiesAtCluster); pageSize = Integer.valueOf(cmd.getPageSizeVal().toString()); } catch (final IllegalArgumentException e) { throw new InvalidParameterValueException("pageSize " + cmd.getPageSizeVal() + " is out of Integer range is not supported for this call"); summedCapacities = summedCapacities.subList(0, summedCapacities.size() < cmd.getPageSizeVal() ? summedCapacities.size() : pageSize); for (final SummedCapacity summedCapacity : summedCapacities) { final CapacityVO capacity = new CapacityVO(summedCapacity.getDataCenterId(), summedCapacity.getPodId(), summedCapacity.getClusterId(), summedCapacity.getCapacityType(),