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Class AbstractDoubleAggregator

Abstract aggregator that processes numeric values extracted from a set of entries in a Map. All the extracted Number objects will be treated as Java double values and the result of the aggregator is a Double. If the set of entries is empty, a null result is returned.

Hierarchy

Index

Constructors

Properties

Methods

Constructors

Protected constructor

  • Construct an AbstractComparableAggregator that will aggregate numeric values extracted from the cache entries.

    Parameters

    • clz: string

      the server-side EntryAggregator implementation type identifier

    • extractorOrProperty: ValueExtractor | string

      the extractor that provides values to aggregate or the name of the method that could be invoked via Java reflection and that returns 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

    Returns AbstractDoubleAggregator

Properties

Protected @class

@class: string

Server-side EntryAggregator implementation type identifier.

Protected Optional extractor

extractor: ValueExtractor

The extractor.ValueExtractor to apply when aggregating results.

Methods

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