Blocking method to wait for and return the final value.
Transform this PartialResult into a PartialResult of type T.
Set a handler to be called when this PartialResult completes.
Set a handler to be called when this PartialResult completes. Only one completion handler is supported per PartialResult.
Set a handler to be called if this PartialResult's job fails.
Set a handler to be called if this PartialResult's job fails. Only one failure handler is supported per PartialResult.