Class TwoStepMapper.KeyCounter<T,G>

java.lang.Object
org.ojalgo.type.function.TwoStepMapper.KeyCounter<T,G>
All Implemented Interfaces:
TwoStepMapper<T,FrequencyMap<G>>, TwoStepMapper.Combineable<T,FrequencyMap<G>,TwoStepMapper.KeyCounter<T,G>>, TwoStepMapper.Mergeable<T,FrequencyMap<G>>
Enclosing interface:
TwoStepMapper<T,R>

public static final class TwoStepMapper.KeyCounter<T,G> extends Object implements TwoStepMapper.Combineable<T,FrequencyMap<G>,TwoStepMapper.KeyCounter<T,G>>, TwoStepMapper.Mergeable<T,FrequencyMap<G>>
A frequency counter that optionally filters some elements when merging subresults.