Class WindowImpl<T>

java.lang.Object

org.jooq.lambda.WindowImpl<T>

All Implemented Interfaces:

Collectable<T>, Window<T>

class WindowImpl<T>
extends Object
implements Window<T>

Field Summary

Fields

Modifier and Type	Field	Description
(package private) final int	index
(package private) final long	lower
(package private) final Comparator<? super T>	order
(package private) final Partition<T>	partition
(package private) final long	upper
(package private) final Tuple2<T,Long>	value

Constructor Summary

Constructors

Constructor	Description
WindowImpl(Tuple2<T,Long> value, Partition<T> partition, WindowSpecification<T> specification)

Method Summary

Modifier and Type	Method	Description
boolean	allMatch(Predicate<? super T> predicate)	Whether all elements in the collectable match a given predicate.
boolean	anyMatch(Predicate<? super T> predicate)	Whether any element in the collectable matches a given predicate.
Optional<T>	avg()	Get the average of the elements in this collectable.
<U> Optional<U>	avg(Function<? super T, ? extends U> function)	Get the average of the elements in this collectable.
double	avgDouble(ToDoubleFunction<? super T> function)	Get the average of the elements in this collectable as double.
double	avgInt(ToIntFunction<? super T> function)	Get the average of the elements in this collectable as int.
double	avgLong(ToLongFunction<? super T> function)	Get the average of the elements in this collectable as long.
Optional<T>	bitAnd()	Collect all bits in this stream into a single value by applying bitwise and.
<U> Optional<U>	bitAnd(Function<? super T, ? extends U> function)	Collect all bits in this stream into a single value by applying bitwise and.
int	bitAndInt(ToIntFunction<? super T> function)	Collect all bits in this stream into a single value by applying bitwise and.
long	bitAndLong(ToLongFunction<? super T> function)	Collect all bits in this stream into a single value by applying bitwise and.
Optional<T>	bitOr()	Collect all bits in this stream into a single value by applying bitwise or.
<U> Optional<U>	bitOr(Function<? super T, ? extends U> function)	Collect all bits in this stream into a single value by applying bitwise or.
int	bitOrInt(ToIntFunction<? super T> function)	Collect all bits in this stream into a single value by applying bitwise or.
long	bitOrLong(ToLongFunction<? super T> function)	Collect all bits in this stream into a single value by applying bitwise or.
<R,A> R	collect(Collector<? super T, A, R> collector)	Collect this collectable.
String	commonPrefix()	Get the common prefix of all strings (or to-stringed values) in this stream.
String	commonSuffix()	Get the common prefix of all strings (or to-stringed values) in this stream.
private boolean	completePartition()
long	count()	Count the values in this collectable.
long	count(Predicate<? super T> predicate)	Count the values in this collectable, for which a predicate evaluates to true.
long	countDistinct()	Count the distinct values in this collectable.
long	countDistinct(Predicate<? super T> predicate)	Count the distinct values in this collectable, for which a predicate evaluates to true.
<U> long	countDistinctBy(Function<? super T, ? extends U> function)	Count the distinct values of a given expression in this collectable.
<U> long	countDistinctBy(Function<? super T, ? extends U> function, Predicate<? super U> predicate)	Count the distinct values of a given expression in this collectable, for which a predicate evaluates to true.
long	denseRank()	The dense rank of the current row within the partition.
Optional<T>	firstValue()	The first value in the window.
<U> Optional<U>	firstValue(Function<? super T, ? extends U> function)	The first value in the window.
Optional<T>	lag()	The previous value in the window.
Optional<T>	lag(long lag)	The previous value by lag in the window.
Optional<T>	lastValue()	The last value in the window.
<U> Optional<U>	lastValue(Function<? super T, ? extends U> function)	The last value in the window.
Optional<T>	lead()	The next value in the window.
Optional<T>	lead(long lead)	The next value by lead in the window.
private Optional<T>	lead0(long lead)
private int	lower()
private boolean	lowerInPartition()
Optional<T>	max()	Get the maximum value.
Optional<T>	max(Comparator<? super T> comparator)	Get the maximum value by a function.
<U extends Comparable<? super U>> Optional<U>	max(Function<? super T, ? extends U> function)	Get the maximum value by a function.
<U> Optional<U>	max(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the maximum value by a function.
Seq<T>	maxAll()	Get the maximum values.
Seq<T>	maxAll(Comparator<? super T> comparator)	Get the maximum values by a function.
<U extends Comparable<? super U>> Seq<U>	maxAll(Function<? super T, ? extends U> function)	Get the maximum values by a function.
<U> Seq<U>	maxAll(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the maximum values by a function.
<U extends Comparable<? super U>> Seq<T>	maxAllBy(Function<? super T, ? extends U> function)	Get the maximum values by a function.
<U> Seq<T>	maxAllBy(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the maximum values by a function.
<U extends Comparable<? super U>> Optional<T>	maxBy(Function<? super T, ? extends U> function)	Get the maximum value by a function.
<U> Optional<T>	maxBy(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the maximum value by a function.
Optional<T>	median()	Get the median value.
Optional<T>	median(Comparator<? super T> comparator)	Get the median value.
<U extends Comparable<? super U>> Optional<T>	medianBy(Function<? super T, ? extends U> function)	Get the median value by a function.
<U> Optional<T>	medianBy(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the median value by a function.
Optional<T>	min()	Get the minimum value.
Optional<T>	min(Comparator<? super T> comparator)	Get the minimum value by a function.
<U extends Comparable<? super U>> Optional<U>	min(Function<? super T, ? extends U> function)	Get the minimum value by a function.
<U> Optional<U>	min(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the minimum value by a function.
Seq<T>	minAll()	Get the minimum values.
Seq<T>	minAll(Comparator<? super T> comparator)	Get the minimum values by a function.
<U extends Comparable<? super U>> Seq<U>	minAll(Function<? super T, ? extends U> function)	Get the minimum values by a function.
<U> Seq<U>	minAll(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the minimum values by a function.
<U extends Comparable<? super U>> Seq<T>	minAllBy(Function<? super T, ? extends U> function)	Get the minimum values by a function.
<U> Seq<T>	minAllBy(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the minimum values by a function.
<U extends Comparable<? super U>> Optional<T>	minBy(Function<? super T, ? extends U> function)	Get the minimum value by a function.
<U> Optional<T>	minBy(Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the minimum value by a function.
Optional<T>	mode()	Get the mode, i.e.
Seq<T>	modeAll()	Get the mode, i.e.
<U> Seq<T>	modeAllBy(Function<? super T, ? extends U> function)	Get the mode, i.e.
<U> Optional<T>	modeBy(Function<? super T, ? extends U> function)	Get the mode, i.e.
boolean	noneMatch(Predicate<? super T> predicate)	Whether no element in the collectable matches a given predicate.
Optional<T>	nthValue(long n)	The nth value in the window.
<U> Optional<U>	nthValue(long n, Function<? super T, ? extends U> function)	The nth value in the window.
long	ntile(long bucket)	The bucket number ("ntile") of the current row within the partition.
Optional<T>	percentile(double percentile)	Get the discrete percentile value.
Optional<T>	percentile(double percentile, Comparator<? super T> comparator)	Get the discrete percentile value.
<U extends Comparable<? super U>> Optional<T>	percentileBy(double percentile, Function<? super T, ? extends U> function)	Get the discrete percentile value by a function.
<U> Optional<T>	percentileBy(double percentile, Function<? super T, ? extends U> function, Comparator<? super U> comparator)	Get the discrete percentile value by a function.
double	percentRank()	The precent rank of the current row within the partition.
long	rank()	The rank of the current row within the partition.
long	rowNumber()	The row number of the current row within the partition.
Optional<T>	sum()	Get the sum of the elements in this collectable.
<U> Optional<U>	sum(Function<? super T, ? extends U> function)	Get the sum of the elements in this collectable.
double	sumDouble(ToDoubleFunction<? super T> function)	Get the sum of the elements in this collectable as double.
int	sumInt(ToIntFunction<? super T> function)	Get the sum of the elements in this collectable as int.
long	sumLong(ToLongFunction<? super T> function)	Get the sum of the elements in this collectable as long.
<C extends Collection<T>> C	toCollection(Supplier<C> factory)	Collect the collectable into a Collection.
List<T>	toList()	Collect the collectable into an ArrayList.
<L extends List<T>> L	toList(Supplier<L> factory)	Collect the collectable into a List.
<K> Map<K,T>	toMap(Function<? super T, ? extends K> keyMapper)	Collect the collectable into a Map with the given keys and the self element as value.
<K,V> Map<K,V>	toMap(Function<? super T, ? extends K> keyMapper, Function<? super T, ? extends V> valueMapper)	Collect the collectable into a Map.
Set<T>	toSet()	Collect the collectable into a LinkedHashSet.
<S extends Set<T>> S	toSet(Supplier<S> factory)	Collect the collectable into a Set.
String	toString()
String	toString(CharSequence delimiter)	Consume a stream and concatenate all elements using a separator.
String	toString(CharSequence delimiter, CharSequence prefix, CharSequence suffix)	Shortcut for calling Stream.collect(Collector) with a Collectors.joining(CharSequence, CharSequence, CharSequence) collector.
List<T>	toUnmodifiableList()	Collect the collectable into an unmodifiable List.
Set<T>	toUnmodifiableSet()	Collect the collectable into an unmodifiable Set.
private int	upper()
private boolean	upperInPartition()
T	value()	The value of the current row in the window.
Seq<T>	window()	Stream all elements in the window.

Methods inherited from class Object

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

Methods inherited from interface Collectable

collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect

Field Details

value

final Tuple2<T,Long> value

index

final int index

partition

final Partition<T> partition

order

final Comparator<? super T> order

lower

final long lower

upper

final long upper

Constructor Details

WindowImpl

WindowImpl(Tuple2<T,Long> value,
 Partition<T> partition,
 WindowSpecification<T> specification)

Method Details

value

public T value()

Description copied from interface: Window

The value of the current row in the window.

Specified by:

value in interface Window<T>

window

public Seq<T> window()

Description copied from interface: Window

Stream all elements in the window.

Specified by:

window in interface Window<T>

lower

private int lower()

lowerInPartition

private boolean lowerInPartition()

upper

private int upper()

upperInPartition

private boolean upperInPartition()

completePartition

private boolean completePartition()

rowNumber

public long rowNumber()

Description copied from interface: Window

The row number of the current row within the partition.

// (1, 2, 3, 4, 5)
Seq.of(1, 2, 4, 2, 3).window().map(w -> w.rowNumber());

Specified by:

rowNumber in interface Window<T>

rank

public long rank()

Description copied from interface: Window

The rank of the current row within the partition.

// (1, 2, 2, 4, 5)
Seq.of(1, 2, 2, 3, 4).window(naturalOrder()).map(w -> w.rank());

Specified by:

rank in interface Window<T>

denseRank

public long denseRank()

Description copied from interface: Window

The dense rank of the current row within the partition.

// (1, 2, 2, 3, 4)
Seq.of(1, 2, 2, 3, 4).window(naturalOrder()).map(w -> w.denseRank());

Specified by:

denseRank in interface Window<T>

percentRank

public double percentRank()

Description copied from interface: Window

The precent rank of the current row within the partition.

// (0.0, 0.25, 0.25, 0.75, 1.0)
Seq.of(1, 2, 2, 3, 4).window(naturalOrder()).map(w -> w.percentRank());

Specified by:

percentRank in interface Window<T>

ntile

public long ntile(long bucket)

Description copied from interface: Window

The bucket number ("ntile") of the current row within the partition.

// (0, 0, 1, 1, 2)
Seq.of(1, 2, 2, 3, 4).window(naturalOrder()).map(w -> w.ntile(3));

Specified by:

ntile in interface Window<T>

lead

public Optional<T> lead()

Description copied from interface: Window

The next value in the window.

This is the same as calling lead(1)

// (2, 2, 3, 4, empty)
Seq.of(1, 2, 2, 3, 4).window().map(w -> w.lead());

Specified by:

lead in interface Window<T>

lead

public Optional<T> lead(long lead)

Description copied from interface: Window

The next value by lead in the window.

// (2, 2, 3, 4, empty)
Seq.of(1, 2, 2, 3, 4).window().map(w -> w.lead());

Specified by:

lead in interface Window<T>

lag

public Optional<T> lag()

Description copied from interface: Window

The previous value in the window.

This is the same as calling lag(1)

// (empty, 1, 2, 2, 3)
Seq.of(1, 2, 2, 3, 4).window().map(w -> w.lag());

Specified by:

lag in interface Window<T>

lag

public Optional<T> lag(long lag)

Description copied from interface: Window

The previous value by lag in the window.

// (empty, 1, 2, 2, 3)
Seq.of(1, 2, 2, 3, 4).window().map(w -> w.lag());

Specified by:

lag in interface Window<T>

lead0

private Optional<T> lead0(long lead)

firstValue

public Optional<T> firstValue()

Description copied from interface: Window

The first value in the window.

// (1, 1, 1, 1, 1)
Seq.of(1, 2, 4, 2, 3).window().map(w -> w.firstValue());

Specified by:

firstValue in interface Window<T>

firstValue

public <U> Optional<U> firstValue(Function<? super T, ? extends U> function)

Description copied from interface: Window

The first value in the window.

// (1, 1, 1, 1, 1)
Seq.of(1, 2, 4, 2, 3).window().map(w -> w.firstValue());

Specified by:

firstValue in interface Window<T>

lastValue

public Optional<T> lastValue()

Description copied from interface: Window

The last value in the window.

// (3, 3, 3, 3, 3)
Seq.of(1, 2, 4, 2, 3).window().map(w -> w.lastValue());

Specified by:

lastValue in interface Window<T>

lastValue

public <U> Optional<U> lastValue(Function<? super T, ? extends U> function)

Description copied from interface: Window

The last value in the window.

// (3, 3, 3, 3, 3)
Seq.of(1, 2, 4, 2, 3).window().map(w -> w.lastValue());

Specified by:

lastValue in interface Window<T>

nthValue

public Optional<T> nthValue(long n)

Description copied from interface: Window

The nth value in the window.

// (4, 4, 4, 4, 4)
Seq.of(1, 2, 4, 2, 3).window().map(w -> w.nthValue(2));

Specified by:

nthValue in interface Window<T>

nthValue

public <U> Optional<U> nthValue(long n,
 Function<? super T, ? extends U> function)

Description copied from interface: Window

The nth value in the window.

// (4, 4, 4, 4, 4)
Seq.of(1, 2, 4, 2, 3).window().map(w -> w.nthValue(2));

Specified by:

nthValue in interface Window<T>

count

public long count()

Description copied from interface: Collectable

Count the values in this collectable.

Specified by:

count in interface Collectable<T>

count

public long count(Predicate<? super T> predicate)

Description copied from interface: Collectable

Count the values in this collectable, for which a predicate evaluates to true.

Specified by:

count in interface Collectable<T>

countDistinct

public long countDistinct()

Description copied from interface: Collectable

Count the distinct values in this collectable.

Specified by:

countDistinct in interface Collectable<T>

countDistinct

public long countDistinct(Predicate<? super T> predicate)

Description copied from interface: Collectable

Count the distinct values in this collectable, for which a predicate evaluates to true.

Specified by:

countDistinct in interface Collectable<T>

countDistinctBy

public <U> long countDistinctBy(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Count the distinct values of a given expression in this collectable.

Specified by:

countDistinctBy in interface Collectable<T>

countDistinctBy

public <U> long countDistinctBy(Function<? super T, ? extends U> function,
 Predicate<? super U> predicate)

Description copied from interface: Collectable

Count the distinct values of a given expression in this collectable, for which a predicate evaluates to true.

Specified by:

countDistinctBy in interface Collectable<T>

sum

public Optional<T> sum()

Description copied from interface: Collectable

Get the sum of the elements in this collectable.

Specified by:

sum in interface Collectable<T>

sum

public <U> Optional<U> sum(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the sum of the elements in this collectable.

Specified by:

sum in interface Collectable<T>

sumInt

public int sumInt(ToIntFunction<? super T> function)

Description copied from interface: Collectable

Get the sum of the elements in this collectable as int.

Specified by:

sumInt in interface Collectable<T>

sumLong

public long sumLong(ToLongFunction<? super T> function)

Description copied from interface: Collectable

Get the sum of the elements in this collectable as long.

Specified by:

sumLong in interface Collectable<T>

sumDouble

public double sumDouble(ToDoubleFunction<? super T> function)

Description copied from interface: Collectable

Get the sum of the elements in this collectable as double.

Specified by:

sumDouble in interface Collectable<T>

avg

public Optional<T> avg()

Description copied from interface: Collectable

Get the average of the elements in this collectable.

Specified by:

avg in interface Collectable<T>

avg

public <U> Optional<U> avg(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the average of the elements in this collectable.

Specified by:

avg in interface Collectable<T>

avgInt

public double avgInt(ToIntFunction<? super T> function)

Description copied from interface: Collectable

Get the average of the elements in this collectable as int.

Specified by:

avgInt in interface Collectable<T>

avgLong

public double avgLong(ToLongFunction<? super T> function)

Description copied from interface: Collectable

Get the average of the elements in this collectable as long.

Specified by:

avgLong in interface Collectable<T>

avgDouble

public double avgDouble(ToDoubleFunction<? super T> function)

Description copied from interface: Collectable

Get the average of the elements in this collectable as double.

Specified by:

avgDouble in interface Collectable<T>

min

public Optional<T> min()

Description copied from interface: Collectable

Get the minimum value.

This makes the unsafe assumption that <T extends Comparable<? super T>>

Specified by:

min in interface Collectable<T>

min

public Optional<T> min(Comparator<? super T> comparator)

Description copied from interface: Collectable

Get the minimum value by a function.

Specified by:

min in interface Collectable<T>

min

public <U extends Comparable<? super U>>
Optional<U> min(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the minimum value by a function.

Specified by:

min in interface Collectable<T>

min

public <U> Optional<U> min(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the minimum value by a function.

Specified by:

min in interface Collectable<T>

minBy

public <U extends Comparable<? super U>>
Optional<T> minBy(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the minimum value by a function.

Specified by:

minBy in interface Collectable<T>

minBy

public <U> Optional<T> minBy(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the minimum value by a function.

Specified by:

minBy in interface Collectable<T>

minAll

public Seq<T> minAll()

Description copied from interface: Collectable

Get the minimum values.

This makes the unsafe assumption that <T extends Comparable<? super T>>

Specified by:

minAll in interface Collectable<T>

minAll

public Seq<T> minAll(Comparator<? super T> comparator)

Description copied from interface: Collectable

Get the minimum values by a function.

Specified by:

minAll in interface Collectable<T>

minAll

public <U extends Comparable<? super U>> Seq<U> minAll(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the minimum values by a function.

Specified by:

minAll in interface Collectable<T>

minAll

public <U> Seq<U> minAll(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the minimum values by a function.

Specified by:

minAll in interface Collectable<T>

minAllBy

public <U extends Comparable<? super U>> Seq<T> minAllBy(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the minimum values by a function.

Specified by:

minAllBy in interface Collectable<T>

minAllBy

public <U> Seq<T> minAllBy(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the minimum values by a function.

Specified by:

minAllBy in interface Collectable<T>

max

public Optional<T> max()

Description copied from interface: Collectable

Get the maximum value.

This makes the unsafe assumption that <T extends Comparable<? super T>>

Specified by:

max in interface Collectable<T>

max

public Optional<T> max(Comparator<? super T> comparator)

Description copied from interface: Collectable

Get the maximum value by a function.

Specified by:

max in interface Collectable<T>

max

public <U extends Comparable<? super U>>
Optional<U> max(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the maximum value by a function.

Specified by:

max in interface Collectable<T>

max

public <U> Optional<U> max(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the maximum value by a function.

Specified by:

max in interface Collectable<T>

maxBy

public <U extends Comparable<? super U>>
Optional<T> maxBy(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the maximum value by a function.

Specified by:

maxBy in interface Collectable<T>

maxBy

public <U> Optional<T> maxBy(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the maximum value by a function.

Specified by:

maxBy in interface Collectable<T>

maxAll

public Seq<T> maxAll()

Description copied from interface: Collectable

Get the maximum values.

This makes the unsafe assumption that <T extends Comparable<? super T>>

Specified by:

maxAll in interface Collectable<T>

maxAll

public Seq<T> maxAll(Comparator<? super T> comparator)

Description copied from interface: Collectable

Get the maximum values by a function.

Specified by:

maxAll in interface Collectable<T>

maxAll

public <U extends Comparable<? super U>> Seq<U> maxAll(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the maximum values by a function.

Specified by:

maxAll in interface Collectable<T>

maxAll

public <U> Seq<U> maxAll(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the maximum values by a function.

Specified by:

maxAll in interface Collectable<T>

maxAllBy

public <U extends Comparable<? super U>> Seq<T> maxAllBy(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the maximum values by a function.

Specified by:

maxAllBy in interface Collectable<T>

maxAllBy

public <U> Seq<T> maxAllBy(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the maximum values by a function.

Specified by:

maxAllBy in interface Collectable<T>

median

public Optional<T> median()

Description copied from interface: Collectable

Get the median value.

This makes the unsafe assumption that <T extends Comparable<? super T>>

Specified by:

median in interface Collectable<T>

median

public Optional<T> median(Comparator<? super T> comparator)

Description copied from interface: Collectable

Get the median value.

Specified by:

median in interface Collectable<T>

medianBy

public <U extends Comparable<? super U>>
Optional<T> medianBy(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the median value by a function.

Specified by:

medianBy in interface Collectable<T>

medianBy

public <U> Optional<T> medianBy(Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the median value by a function.

Specified by:

medianBy in interface Collectable<T>

percentile

public Optional<T> percentile(double percentile)

Description copied from interface: Collectable

Get the discrete percentile value.

This makes the unsafe assumption that <T extends Comparable<? super T>>

Specified by:

percentile in interface Collectable<T>

percentile

public Optional<T> percentile(double percentile,
 Comparator<? super T> comparator)

Description copied from interface: Collectable

Get the discrete percentile value.

Specified by:

percentile in interface Collectable<T>

percentileBy

public <U extends Comparable<? super U>>
Optional<T> percentileBy(double percentile,
 Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the discrete percentile value by a function.

Specified by:

percentileBy in interface Collectable<T>

percentileBy

public <U> Optional<T> percentileBy(double percentile,
 Function<? super T, ? extends U> function,
 Comparator<? super U> comparator)

Description copied from interface: Collectable

Get the discrete percentile value by a function.

Specified by:

percentileBy in interface Collectable<T>

mode

public Optional<T> mode()

Description copied from interface: Collectable

Get the mode, i.e. the value that appears most often in the collectable.

Specified by:

mode in interface Collectable<T>

modeBy

public <U> Optional<T> modeBy(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the mode, i.e. the value that appears most often in the collectable.

Specified by:

modeBy in interface Collectable<T>

modeAll

public Seq<T> modeAll()

Description copied from interface: Collectable

Get the mode, i.e. the values that appear most often in the collectable.

Specified by:

modeAll in interface Collectable<T>

modeAllBy

public <U> Seq<T> modeAllBy(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Get the mode, i.e. the values that appear most often in the collectable.

Specified by:

modeAllBy in interface Collectable<T>

allMatch

public boolean allMatch(Predicate<? super T> predicate)

Description copied from interface: Collectable

Whether all elements in the collectable match a given predicate.

Specified by:

allMatch in interface Collectable<T>

anyMatch

public boolean anyMatch(Predicate<? super T> predicate)

Description copied from interface: Collectable

Whether any element in the collectable matches a given predicate.

Specified by:

anyMatch in interface Collectable<T>

noneMatch

public boolean noneMatch(Predicate<? super T> predicate)

Description copied from interface: Collectable

Whether no element in the collectable matches a given predicate.

Specified by:

noneMatch in interface Collectable<T>

bitAnd

public Optional<T> bitAnd()

Description copied from interface: Collectable

Collect all bits in this stream into a single value by applying bitwise and.

Specified by:

bitAnd in interface Collectable<T>

bitAnd

public <U> Optional<U> bitAnd(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Collect all bits in this stream into a single value by applying bitwise and.

Specified by:

bitAnd in interface Collectable<T>

bitAndInt

public int bitAndInt(ToIntFunction<? super T> function)

Description copied from interface: Collectable

Collect all bits in this stream into a single value by applying bitwise and.

Specified by:

bitAndInt in interface Collectable<T>

bitAndLong

public long bitAndLong(ToLongFunction<? super T> function)

Description copied from interface: Collectable

Collect all bits in this stream into a single value by applying bitwise and.

Specified by:

bitAndLong in interface Collectable<T>

bitOr

public Optional<T> bitOr()

Description copied from interface: Collectable

Collect all bits in this stream into a single value by applying bitwise or.

Specified by:

bitOr in interface Collectable<T>

bitOr

public <U> Optional<U> bitOr(Function<? super T, ? extends U> function)

Description copied from interface: Collectable

Collect all bits in this stream into a single value by applying bitwise or.

Specified by:

bitOr in interface Collectable<T>

bitOrInt

public int bitOrInt(ToIntFunction<? super T> function)

Description copied from interface: Collectable

Collect all bits in this stream into a single value by applying bitwise or.

Specified by:

bitOrInt in interface Collectable<T>

bitOrLong

public long bitOrLong(ToLongFunction<? super T> function)

Description copied from interface: Collectable

Collect all bits in this stream into a single value by applying bitwise or.

Specified by:

bitOrLong in interface Collectable<T>

collect

public <R,A> R collect(Collector<? super T, A, R> collector)

Description copied from interface: Collectable

Collect this collectable.

Specified by:

collect in interface Collectable<T>

toList

public List<T> toList()

Description copied from interface: Collectable

Collect the collectable into an ArrayList.

Specified by:

toList in interface Collectable<T>

toList

public <L extends List<T>> L toList(Supplier<L> factory)

Description copied from interface: Collectable

Collect the collectable into a List.

Specified by:

toList in interface Collectable<T>

toUnmodifiableList

public List<T> toUnmodifiableList()

Description copied from interface: Collectable

Collect the collectable into an unmodifiable List.

Specified by:

toUnmodifiableList in interface Collectable<T>

toSet

public Set<T> toSet()

Description copied from interface: Collectable

Collect the collectable into a LinkedHashSet.

Specified by:

toSet in interface Collectable<T>

toSet

public <S extends Set<T>> S toSet(Supplier<S> factory)

Description copied from interface: Collectable

Collect the collectable into a Set.

Specified by:

toSet in interface Collectable<T>

toUnmodifiableSet

public Set<T> toUnmodifiableSet()

Description copied from interface: Collectable

Collect the collectable into an unmodifiable Set.

Specified by:

toUnmodifiableSet in interface Collectable<T>

toCollection

public <C extends Collection<T>> C toCollection(Supplier<C> factory)

Description copied from interface: Collectable

Collect the collectable into a Collection.

Specified by:

toCollection in interface Collectable<T>

toMap

public <K,V> Map<K,V> toMap(Function<? super T, ? extends K> keyMapper,
 Function<? super T, ? extends V> valueMapper)

Description copied from interface: Collectable

Collect the collectable into a Map.

Specified by:

toMap in interface Collectable<T>

toMap

public <K> Map<K,T> toMap(Function<? super T, ? extends K> keyMapper)

Description copied from interface: Collectable

Collect the collectable into a Map with the given keys and the self element as value.

Specified by:

toMap in interface Collectable<T>

toString

public String toString()

Overrides:

toString in class Object

toString

public String toString(CharSequence delimiter)

Description copied from interface: Collectable

Consume a stream and concatenate all elements using a separator.

Specified by:

toString in interface Collectable<T>

toString

public String toString(CharSequence delimiter,
 CharSequence prefix,
 CharSequence suffix)

Description copied from interface: Collectable

Shortcut for calling Stream.collect(Collector) with a Collectors.joining(CharSequence, CharSequence, CharSequence) collector.

Specified by:

toString in interface Collectable<T>

commonPrefix

public String commonPrefix()

Description copied from interface: Collectable

Get the common prefix of all strings (or to-stringed values) in this stream.

Specified by:

commonPrefix in interface Collectable<T>

commonSuffix

public String commonSuffix()

Description copied from interface: Collectable

Get the common prefix of all strings (or to-stringed values) in this stream.

Specified by:

commonSuffix in interface Collectable<T>