The type representing aggregated data.
The type representing aggregated data.
Aggregated data corresponding to an empty set of tasks.
Aggregated data corresponding to an empty set of tasks.
Retrieve the summary component for the aggregator
agg
.
Retrieve the summary component for the aggregator
agg
.
Update a current aggregated data summary by removing data for some tasks, and adding new data for other tasks.
Update a current aggregated data summary by removing data for some tasks, and adding new data for other tasks.
(Since version ) see corresponding Javadoc for more information.
A task aggregator that combines several sub-aggregators.