Uses of Interface
org.apache.storm.streams.operations.CombinerAggregator
Packages that use CombinerAggregator
Package
Description
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Uses of CombinerAggregator in org.apache.storm.streams
Methods in org.apache.storm.streams with parameters of type CombinerAggregatorModifier and TypeMethodDescription<A,R> Stream<R> Stream.aggregate(CombinerAggregator<? super T, A, ? extends R> aggregator) Aggregates the values in this stream using the aggregator.<A,R> PairStream<K, R> PairStream.aggregateByKey(CombinerAggregator<? super V, A, ? extends R> aggregator) Aggregates the values for each key of this stream using the givenCombinerAggregator. -
Uses of CombinerAggregator in org.apache.storm.streams.operations
Methods in org.apache.storm.streams.operations that return CombinerAggregatorModifier and TypeMethodDescriptionstatic <T,R> CombinerAggregator<T, R, R> CombinerAggregator.of(R initialValue, BiFunction<? super R, ? super T, ? extends R> accumulator, BiFunction<? super R, ? super R, ? extends R> combiner) A static factory to create aCombinerAggregatorbased on initial value, accumulator and combiner. -
Uses of CombinerAggregator in org.apache.storm.streams.operations.aggregators
Classes in org.apache.storm.streams.operations.aggregators that implement CombinerAggregator -
Uses of CombinerAggregator in org.apache.storm.streams.processors
Fields in org.apache.storm.streams.processors declared as CombinerAggregatorModifier and TypeFieldDescriptionprotected final CombinerAggregator<V,A, R> MergeAggregateByKeyProcessor.aggregatorConstructors in org.apache.storm.streams.processors with parameters of type CombinerAggregatorModifierConstructorDescriptionAggregateByKeyProcessor(CombinerAggregator<V, A, R> aggregator) AggregateByKeyProcessor(CombinerAggregator<V, A, R> aggregator, boolean emitAggregate) AggregateProcessor(CombinerAggregator<T, A, R> aggregator) AggregateProcessor(CombinerAggregator<T, A, R> aggregator, boolean emitAggregate) MergeAggregateByKeyProcessor(CombinerAggregator<V, A, R> aggregator) MergeAggregateProcessor(CombinerAggregator<T, A, R> aggregator)