Package org.aksw.commons.util.stream

Class StreamOperatorCollapseRuns<T,K,V>

java.lang.Object

org.aksw.commons.util.stream.CollapseRunsSpecBase<T,K,V>

org.aksw.commons.util.stream.CollapseRunsOperationBase<T,K,V>

org.aksw.commons.util.stream.StreamOperatorCollapseRuns<T,K,V>

public class StreamOperatorCollapseRuns<T,K,V>
extends CollapseRunsOperationBase<T,K,V>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	StreamOperatorCollapseRuns.OperatorImpl	TODO This class could be turned into a spliterator as follows: Upon splitting, consume one list of items with the same group key from the rhs.
class	StreamOperatorCollapseRuns.SpliteratorImpl

Nested classes/interfaces inherited from class org.aksw.commons.util.stream.CollapseRunsOperationBase

CollapseRunsOperationBase.AccumulatorBase

Field Summary

Fields inherited from class org.aksw.commons.util.stream.CollapseRunsSpecBase

accAdd, accCtor, getGroupKey, groupKeyCompare

Constructor Summary

Constructors

Constructor	Description
StreamOperatorCollapseRuns(CollapseRunsSpec<T,K,V> other)

Method Summary

Modifier and Type	Method	Description
static <T, K, V> StreamOperatorCollapseRuns<T,K,V>	create(CollapseRunsSpec<T,K,V> spec)
static void	main(String[] args)
static <T> void	print(Spliterator<T> root)
static <T> void	split(Spliterator<T> root, Consumer<? super Spliterator<T>> action)
Iterator<Map.Entry<K,V>>	transform(Iterator<T> input)	Low-level iterator-based transformation
Spliterator<Map.Entry<K,V>>	transform(Spliterator<T> upstream)
Stream<Map.Entry<K,V>>	transform(Stream<T> input)	Stream-based transformation.

Methods inherited from class java.lang.Object

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

Constructor Details

StreamOperatorCollapseRuns

public StreamOperatorCollapseRuns(CollapseRunsSpec<T,K,V> other)

Method Details

create

public static <T,
K,
V>
StreamOperatorCollapseRuns<T,K,V> create(CollapseRunsSpec<T,K,V> spec)

transform

public Iterator<Map.Entry<K,V>> transform(Iterator<T> input)

Low-level iterator-based transformation

transform

public Stream<Map.Entry<K,V>> transform(Stream<T> input)

Stream-based transformation. Delegates close() calls to the input stream. Relies on the input's spliterator

transform

public Spliterator<Map.Entry<K,V>> transform(Spliterator<T> upstream)

split

public static <T> void split(Spliterator<T> root,
 Consumer<? super Spliterator<T>> action)

print

public static <T> void print(Spliterator<T> root)

main

public static void main(String[] args)