Class AverageAggregator

Calculates an average for values of any numeric type extracted from a set of entries in a Map in a form of a numerical value. All the extracted objects will be treated as numerical values. If the set of entries is empty, a null result is returned.

Hierarchy

Constructors

constructor

Properties

@class extractor?

Methods

andThen

Constructors

constructor

  • Construct an AverageAggregator that will sum numeric values extracted from the cache entries.

    Parameters

    • extractorOrProperty: string | ValueExtractor

      the extractor that provides a value in the form of any numeric object or the name of the method that could be invoked via Java reflection and that returns numeric values to aggregate; this parameter can also be a dot-delimited sequence of method names which would result in an aggregator based on the ChainedExtractor that is based on an array of corresponding UniversalExtractor objects. May not be null

    Returns AverageAggregator

Properties

Protected @class

@class: string

Server-side EntryAggregator implementation type identifier.

Protected Optional extractor

extractor?: ValueExtractor

The ValueExtractor to apply when aggregating results.

Methods

andThen

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