Package org.aksw.jenax.arq.aggregation

Class AggMap2<B,E,K,V,C extends org.aksw.commons.collector.domain.Aggregator<B,E,V>>

java.lang.Object

org.aksw.jenax.arq.aggregation.AggMap2<B,E,K,V,C>

Type Parameters:

B -

K -

V -

C -

All Implemented Interfaces:

org.aksw.commons.collector.domain.Aggregator<B,E,Map<K,V>>

public class AggMap2<B,E,K,V,C extends org.aksw.commons.collector.domain.Aggregator<B,E,V>>
extends Object
implements org.aksw.commons.collector.domain.Aggregator<B,E,Map<K,V>>

Aggregator that maps each input item to a single key and allocates a sub aggregator for that key if none exists yet.

Author:

raven

Constructor Summary

Constructors

Constructor	Description
AggMap2(BiFunction<B,Long,K> mapper, C subAgg)

Method Summary

Modifier and Type	Method	Description
static <B, E, K, V, C extends org.aksw.commons.collector.domain.Aggregator<B, E, V>> AggMap2<B,E,K,V,C>	create(BiFunction<B,Long,K> mapper, C subAgg)
static <B, E, K, V, C extends org.aksw.commons.collector.domain.Aggregator<B, E, V>> AggMap2<B,E,K,V,C>	create(Function<B,K> mapper, C subAgg)
org.aksw.commons.collector.domain.Accumulator<B,E,Map<K,V>>	createAccumulator()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.aksw.commons.collector.domain.Aggregator

accumulateAll, accumulateAll, accumulateAll, finish

Constructor Details

AggMap2

public AggMap2(BiFunction<B,Long,K> mapper,
 C subAgg)

Method Details

createAccumulator

public org.aksw.commons.collector.domain.Accumulator<B,E,Map<K,V>> createAccumulator()

Specified by:

createAccumulator in interface org.aksw.commons.collector.domain.Aggregator<B,E,K>

create

public static <B,
E,
K,
V,
C extends org.aksw.commons.collector.domain.Aggregator<B,
E,
V>>
AggMap2<B,E,K,V,C> create(Function<B,K> mapper,
 C subAgg)

create

public static <B,
E,
K,
V,
C extends org.aksw.commons.collector.domain.Aggregator<B,
E,
V>>
AggMap2<B,E,K,V,C> create(BiFunction<B,Long,K> mapper,
 C subAgg)