Reweight the contents in all nested aggregators by a scalar factor, as though they had been filled with a different weight.
Add two containers of the same type.
Cast the container to a given type.
List of sub-aggregators, to make it possible to walk the tree.
Copy this container, making a clone with no reference to the original.
Weighted number of entries (sum of all observed weights).
Reference to the container's factory for runtime reflection.
Optional name given to the quantity function, passed for bookkeeping.
The sum of weight times quantity over all entries.
Convert any Container into a NoAggregation Container.
Convert this container to JSON (dropping its
fill method, making it immutable).
Used internally to convert the container to JSON without its
Create an empty container with the same parameters as this one.