AggregationIntervalInfo intervalInfo, AggregatedGroupMapping aggregatedGroup) {
final DateDimension dateDimension = intervalInfo.getDateDimension();
final TimeDimension timeDimension = intervalInfo.getTimeDimension();
final AggregationInterval aggregationInterval = intervalInfo.getAggregationInterval();
final AggregatedTabMapping mappedTab = this.aggregatedTabLookupDao.getMappedTabForLayoutId("u1l1n1");
final TabRenderAggregationKeyImpl key = new TabRenderAggregationKeyImpl(
dateDimension, timeDimension, aggregationInterval, aggregatedGroup, mappedTab);
final TabRenderAggregationImpl aggr = renderAggregationDao.createAggregation(key);
return Collections.<TabRenderAggregationKey, TabRenderAggregationImpl>singletonMap(key, aggr);
}