Module org.jooq.jool

Package org.jooq.lambda

Class Agg

java.lang.Object

org.jooq.lambda.Agg

public class Agg
extends java.lang.Object

A set of additional Collector implementations.

The class name isn't set in stone and will change.

Author:

Lukas Eder

Constructor Summary

Constructors

Constructor	Description
Agg()

Method Summary

Modifier and Type	Method	Description
static java.util.stream.Collector<java.lang.Boolean,?,java.lang.Boolean>	allMatch()	Get a Collector that calculates the ALL() function.
static <T> java.util.stream.Collector<T,?,java.lang.Boolean>	allMatch(java.util.function.Predicate<? super T> predicate)	Get a Collector that calculates the ALL() function.
static java.util.stream.Collector<java.lang.Boolean,?,java.lang.Boolean>	anyMatch()	Get a Collector that calculates the ANY() function.
static <T> java.util.stream.Collector<T,?,java.lang.Boolean>	anyMatch(java.util.function.Predicate<? super T> predicate)	Get a Collector that calculates the ANY() function.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	avg()	Get a Collector that calculates the AVG() for any type of Number.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>>	avg(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the AVG() for any type of Number.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	bitAnd()	Get a Collector that calculates BIT_AND() for any type of Number.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>>	bitAnd(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the BIT_AND() for any type of Number.
static <T,U> java.util.stream.Collector<T,?,java.lang.Integer>	bitAndInt(java.util.function.ToIntFunction<? super T> function)	Get a Collector that calculates the BIT_AND() for any type of Number.
static <T,U> java.util.stream.Collector<T,?,java.lang.Long>	bitAndLong(java.util.function.ToLongFunction<? super T> function)	Get a Collector that calculates the BIT_AND() for any type of Number.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	bitOr()	Get a Collector that calculates BIT_OR() for any type of Number.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>>	bitOr(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the BIT_OR() for any type of Number.
static <T,U> java.util.stream.Collector<T,?,java.lang.Integer>	bitOrInt(java.util.function.ToIntFunction<? super T> function)	Get a Collector that calculates the BIT_OR() for any type of Number.
static <T,U> java.util.stream.Collector<T,?,java.lang.Long>	bitOrLong(java.util.function.ToLongFunction<? super T> function)	Get a Collector that calculates the BIT_OR() for any type of Number.
static java.util.stream.Collector<java.lang.CharSequence,?,java.lang.String>	commonPrefix()	Get a Collector that calculates the common prefix of a set of strings.
static java.util.stream.Collector<java.lang.CharSequence,?,java.lang.String>	commonSuffix()	Get a Collector that calculates the common suffix of a set of strings.
static <T> java.util.stream.Collector<T,?,java.lang.Long>	count()	Get a Collector that calculates the COUNT(*) function.
static <T> java.util.stream.Collector<T,?,java.lang.Long>	countDistinct()	Get a Collector that calculates the COUNT (DISTINCT *) function.
static <T,U> java.util.stream.Collector<T,?,java.lang.Long>	countDistinctBy(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the COUNT (DISTINCT expr) function.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>>	denseRank(T value)	Get a Collector that calculates the DENSE_RANK() function given natural ordering.
static <T> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>>	denseRank(T value, java.util.Comparator<? super T> comparator)	Get a Collector that calculates the DENSE_RANK() function given a specific ordering.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>>	denseRankBy(U value, java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the derived DENSE_RANK() function given natural ordering.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>>	denseRankBy(U value, java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the derived DENSE_RANK() function given a specific ordering.
static <T,A,R> java.util.stream.Collector<T,?,R>	filter(java.util.function.Predicate<? super T> predicate, java.util.stream.Collector<T,A,R> downstream)	Get a Collector that filters data passed to downstream collector.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	first()	Get a Collector that calculates the FIRST function.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	last()	Get a Collector that calculates the LAST function.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<T>>	max()	Get a Collector that calculates the MAX() function.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	max(java.util.Comparator<? super T> comparator)	Get a Collector that calculates the MAX() function.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<U>>	max(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MAX() function.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>>	max(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MAX() function.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,Seq<T>>	maxAll()	Get a Collector that calculates the MAX() function, producing multiple results.
static <T> java.util.stream.Collector<T,?,Seq<T>>	maxAll(java.util.Comparator<? super T> comparator)	Get a Collector that calculates the MAX() function, producing multiple results.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,Seq<U>>	maxAll(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MAX() function, producing multiple results.
static <T,U> java.util.stream.Collector<T,?,Seq<U>>	maxAll(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MAX() function, producing multiple results.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,Seq<T>>	maxAllBy(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MAX() function, producing multiple results.
static <T,U> java.util.stream.Collector<T,?,Seq<T>>	maxAllBy(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MAX() function, producing multiple results.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<T>>	maxBy(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MAX() function.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>>	maxBy(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MAX() function.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<T>>	median()	Get a Collector that calculates the MEDIAN() function given natural ordering.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	median(java.util.Comparator<? super T> comparator)	Get a Collector that calculates the MEDIAN() function given a specific ordering.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<U>>	median(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MEDIAN() function given a specific ordering.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>>	median(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MEDIAN() function given a specific ordering.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<T>>	medianBy(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the derived MEDIAN() function given natural ordering.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>>	medianBy(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the derived MEDIAN() function given a specific ordering.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<T>>	min()	Get a Collector that calculates the MIN() function.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	min(java.util.Comparator<? super T> comparator)	Get a Collector that calculates the MIN() function.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<U>>	min(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MIN() function.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>>	min(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MIN() function.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,Seq<T>>	minAll()	Get a Collector that calculates the MIN() function, producing multiple results.
static <T> java.util.stream.Collector<T,?,Seq<T>>	minAll(java.util.Comparator<? super T> comparator)	Get a Collector that calculates the MIN() function, producing multiple results.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,Seq<U>>	minAll(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MIN() function, producing multiple results.
static <T,U> java.util.stream.Collector<T,?,Seq<U>>	minAll(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MIN() function, producing multiple results.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,Seq<T>>	minAllBy(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MIN() function, producing multiple results.
static <T,U> java.util.stream.Collector<T,?,Seq<T>>	minAllBy(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MIN() function, producing multiple results.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<T>>	minBy(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MIN() function.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>>	minBy(java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the MIN() function.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	mode()	Get a Collector that calculates the MODE() function.
static <T> java.util.stream.Collector<T,?,Seq<T>>	modeAll()	Get a Collector that calculates the MODE() function.
static <T,U> java.util.stream.Collector<T,?,Seq<T>>	modeAllBy(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MODE() function.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>>	modeBy(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the MODE() function.
static java.util.stream.Collector<java.lang.Boolean,?,java.lang.Boolean>	noneMatch()	Get a Collector that calculates the NONE() function.
static <T> java.util.stream.Collector<T,?,java.lang.Boolean>	noneMatch(java.util.function.Predicate<? super T> predicate)	Get a Collector that calculates the NONE() function.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<T>>	percentile(double percentile)	Get a Collector that calculates the PERCENTILE_DISC(percentile) function given natural ordering.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	percentile(double percentile, java.util.Comparator<? super T> comparator)	Get a Collector that calculates the PERCENTILE_DISC(percentile) function given a specific ordering.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<U>>	percentile(double percentile, java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the PERCENTILE_DISC(percentile) function given a specific ordering.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>>	percentile(double percentile, java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the PERCENTILE_DISC(percentile) function given a specific ordering.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<T>>	percentileBy(double percentile, java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the derived PERCENTILE_DISC(percentile) function given natural ordering.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>>	percentileBy(double percentile, java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the derived PERCENTILE_DISC(percentile) function given a specific ordering.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Double>>	percentRank(T value)	Get a Collector that calculates the PERCENT_RANK() function given natural ordering.
static <T> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Double>>	percentRank(T value, java.util.Comparator<? super T> comparator)	Get a Collector that calculates the PERCENT_RANK() function given a specific ordering.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Double>>	percentRankBy(U value, java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the derived PERCENT_RANK() function given natural ordering.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Double>>	percentRankBy(U value, java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the derived PERCENT_RANK() function given a specific ordering.
static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>>	rank(T value)	Get a Collector that calculates the RANK() function given natural ordering.
static <T> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>>	rank(T value, java.util.Comparator<? super T> comparator)	Get a Collector that calculates the RANK() function given a specific ordering.
static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>>	rankBy(U value, java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the derived RANK() function given natural ordering.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>>	rankBy(U value, java.util.function.Function<? super T,? extends U> function, java.util.Comparator<? super U> comparator)	Get a Collector that calculates the derived RANK() function given a specific ordering.
static <T> java.util.stream.Collector<T,?,java.util.Optional<T>>	sum()	Get a Collector that calculates the SUM() for any type of Number.
static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>>	sum(java.util.function.Function<? super T,? extends U> function)	Get a Collector that calculates the SUM() for any type of Number.

Methods inherited from class java.lang.Object

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

Constructor Detail

Agg

public Agg()

Method Detail

filter

public static <T,A,R> java.util.stream.Collector<T,?,R> filter(java.util.function.Predicate<? super T> predicate,
                                                               java.util.stream.Collector<T,A,R> downstream)

Get a Collector that filters data passed to downstream collector.

first

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> first()

Get a Collector that calculates the FIRST function.

Note that unlike in (Oracle) SQL, where the FIRST function is an ordered set aggregate function that produces a set of results, this collector just produces the first value in the order of stream traversal. For matching behaviour to Oracle's [ aggregate function ] KEEP (DENSE_RANK FIRST ORDER BY ... ), use maxAll(Comparator) instead.

last

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> last()

Get a Collector that calculates the LAST function.

Note that unlike in (Oracle) SQL, where the FIRST function is an ordered set aggregate function that produces a set of results, this collector just produces the first value in the order of stream traversal. For matching behaviour to Oracle's [ aggregate function ] KEEP (DENSE_RANK LAST ORDER BY ... ), use minAll(Comparator) instead.

count

public static <T> java.util.stream.Collector<T,?,java.lang.Long> count()

Get a Collector that calculates the COUNT(*) function.

countDistinct

public static <T> java.util.stream.Collector<T,?,java.lang.Long> countDistinct()

Get a Collector that calculates the COUNT (DISTINCT *) function.

countDistinctBy

public static <T,U> java.util.stream.Collector<T,?,java.lang.Long> countDistinctBy(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the COUNT (DISTINCT expr) function.

sum

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> sum()

Get a Collector that calculates the SUM() for any type of Number.

sum

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>> sum(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the SUM() for any type of Number.

avg

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> avg()

Get a Collector that calculates the AVG() for any type of Number.

avg

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>> avg(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the AVG() for any type of Number.

min

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<T>> min()

Get a Collector that calculates the MIN() function.

min

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> min(java.util.Comparator<? super T> comparator)

Get a Collector that calculates the MIN() function.

min

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<U>> min(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MIN() function.

min

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>> min(java.util.function.Function<? super T,? extends U> function,
                                                                              java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MIN() function.

minBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<T>> minBy(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MIN() function.

minBy

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>> minBy(java.util.function.Function<? super T,? extends U> function,
                                                                                java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MIN() function.

minAll

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,Seq<T>> minAll()

Get a Collector that calculates the MIN() function, producing multiple results.

minAll

public static <T> java.util.stream.Collector<T,?,Seq<T>> minAll(java.util.Comparator<? super T> comparator)

Get a Collector that calculates the MIN() function, producing multiple results.

minAll

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,Seq<U>> minAll(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MIN() function, producing multiple results.

minAll

public static <T,U> java.util.stream.Collector<T,?,Seq<U>> minAll(java.util.function.Function<? super T,? extends U> function,
                                                                  java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MIN() function, producing multiple results.

minAllBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,Seq<T>> minAllBy(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MIN() function, producing multiple results.

minAllBy

public static <T,U> java.util.stream.Collector<T,?,Seq<T>> minAllBy(java.util.function.Function<? super T,? extends U> function,
                                                                    java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MIN() function, producing multiple results.

max

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<T>> max()

Get a Collector that calculates the MAX() function.

max

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> max(java.util.Comparator<? super T> comparator)

Get a Collector that calculates the MAX() function.

max

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<U>> max(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MAX() function.

max

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>> max(java.util.function.Function<? super T,? extends U> function,
                                                                              java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MAX() function.

maxBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<T>> maxBy(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MAX() function.

maxBy

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>> maxBy(java.util.function.Function<? super T,? extends U> function,
                                                                                java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MAX() function.

maxAll

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,Seq<T>> maxAll()

Get a Collector that calculates the MAX() function, producing multiple results.

maxAll

public static <T> java.util.stream.Collector<T,?,Seq<T>> maxAll(java.util.Comparator<? super T> comparator)

Get a Collector that calculates the MAX() function, producing multiple results.

maxAll

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,Seq<U>> maxAll(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MAX() function, producing multiple results.

maxAll

public static <T,U> java.util.stream.Collector<T,?,Seq<U>> maxAll(java.util.function.Function<? super T,? extends U> function,
                                                                  java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MAX() function, producing multiple results.

maxAllBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,Seq<T>> maxAllBy(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MAX() function, producing multiple results.

maxAllBy

public static <T,U> java.util.stream.Collector<T,?,Seq<T>> maxAllBy(java.util.function.Function<? super T,? extends U> function,
                                                                    java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MAX() function, producing multiple results.

allMatch

public static java.util.stream.Collector<java.lang.Boolean,?,java.lang.Boolean> allMatch()

Get a Collector that calculates the ALL() function.

allMatch

public static <T> java.util.stream.Collector<T,?,java.lang.Boolean> allMatch(java.util.function.Predicate<? super T> predicate)

Get a Collector that calculates the ALL() function.

anyMatch

public static java.util.stream.Collector<java.lang.Boolean,?,java.lang.Boolean> anyMatch()

Get a Collector that calculates the ANY() function.

anyMatch

public static <T> java.util.stream.Collector<T,?,java.lang.Boolean> anyMatch(java.util.function.Predicate<? super T> predicate)

Get a Collector that calculates the ANY() function.

noneMatch

public static java.util.stream.Collector<java.lang.Boolean,?,java.lang.Boolean> noneMatch()

Get a Collector that calculates the NONE() function.

noneMatch

public static <T> java.util.stream.Collector<T,?,java.lang.Boolean> noneMatch(java.util.function.Predicate<? super T> predicate)

Get a Collector that calculates the NONE() function.

bitAnd

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> bitAnd()

Get a Collector that calculates BIT_AND() for any type of Number.

bitAnd

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>> bitAnd(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the BIT_AND() for any type of Number.

bitAndInt

public static <T,U> java.util.stream.Collector<T,?,java.lang.Integer> bitAndInt(java.util.function.ToIntFunction<? super T> function)

Get a Collector that calculates the BIT_AND() for any type of Number.

bitAndLong

public static <T,U> java.util.stream.Collector<T,?,java.lang.Long> bitAndLong(java.util.function.ToLongFunction<? super T> function)

Get a Collector that calculates the BIT_AND() for any type of Number.

bitOr

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> bitOr()

Get a Collector that calculates BIT_OR() for any type of Number.

bitOr

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>> bitOr(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the BIT_OR() for any type of Number.

bitOrInt

public static <T,U> java.util.stream.Collector<T,?,java.lang.Integer> bitOrInt(java.util.function.ToIntFunction<? super T> function)

Get a Collector that calculates the BIT_OR() for any type of Number.

bitOrLong

public static <T,U> java.util.stream.Collector<T,?,java.lang.Long> bitOrLong(java.util.function.ToLongFunction<? super T> function)

Get a Collector that calculates the BIT_OR() for any type of Number.

mode

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> mode()

Get a Collector that calculates the MODE() function.

modeAll

public static <T> java.util.stream.Collector<T,?,Seq<T>> modeAll()

Get a Collector that calculates the MODE() function.

modeBy

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>> modeBy(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MODE() function.

modeAllBy

public static <T,U> java.util.stream.Collector<T,?,Seq<T>> modeAllBy(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MODE() function.

rank

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>> rank(T value)

Get a Collector that calculates the RANK() function given natural ordering.

rank

public static <T> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>> rank(T value,
                                                                                          java.util.Comparator<? super T> comparator)

Get a Collector that calculates the RANK() function given a specific ordering.

rankBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>> rankBy(U value,
                                                                                                                                      java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the derived RANK() function given natural ordering.

rankBy

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>> rankBy(U value,
                                                                                              java.util.function.Function<? super T,? extends U> function,
                                                                                              java.util.Comparator<? super U> comparator)

Get a Collector that calculates the derived RANK() function given a specific ordering.

denseRank

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>> denseRank(T value)

Get a Collector that calculates the DENSE_RANK() function given natural ordering.

denseRank

public static <T> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>> denseRank(T value,
                                                                                               java.util.Comparator<? super T> comparator)

Get a Collector that calculates the DENSE_RANK() function given a specific ordering.

denseRankBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>> denseRankBy(U value,
                                                                                                                                           java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the derived DENSE_RANK() function given natural ordering.

denseRankBy

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Long>> denseRankBy(U value,
                                                                                                   java.util.function.Function<? super T,? extends U> function,
                                                                                                   java.util.Comparator<? super U> comparator)

Get a Collector that calculates the derived DENSE_RANK() function given a specific ordering.

percentRank

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Double>> percentRank(T value)

Get a Collector that calculates the PERCENT_RANK() function given natural ordering.

percentRank

public static <T> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Double>> percentRank(T value,
                                                                                                   java.util.Comparator<? super T> comparator)

Get a Collector that calculates the PERCENT_RANK() function given a specific ordering.

percentRankBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Double>> percentRankBy(U value,
                                                                                                                                               java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the derived PERCENT_RANK() function given natural ordering.

percentRankBy

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<java.lang.Double>> percentRankBy(U value,
                                                                                                       java.util.function.Function<? super T,? extends U> function,
                                                                                                       java.util.Comparator<? super U> comparator)

Get a Collector that calculates the derived PERCENT_RANK() function given a specific ordering.

median

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<T>> median()

Get a Collector that calculates the MEDIAN() function given natural ordering.

median

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> median(java.util.Comparator<? super T> comparator)

Get a Collector that calculates the MEDIAN() function given a specific ordering.

median

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<U>> median(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the MEDIAN() function given a specific ordering.

median

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>> median(java.util.function.Function<? super T,? extends U> function,
                                                                                 java.util.Comparator<? super U> comparator)

Get a Collector that calculates the MEDIAN() function given a specific ordering.

medianBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<T>> medianBy(java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the derived MEDIAN() function given natural ordering.

medianBy

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>> medianBy(java.util.function.Function<? super T,? extends U> function,
                                                                                   java.util.Comparator<? super U> comparator)

Get a Collector that calculates the derived MEDIAN() function given a specific ordering.

percentile

public static <T extends java.lang.Comparable<? super T>> java.util.stream.Collector<T,?,java.util.Optional<T>> percentile(double percentile)

Get a Collector that calculates the PERCENTILE_DISC(percentile) function given natural ordering.

percentile

public static <T> java.util.stream.Collector<T,?,java.util.Optional<T>> percentile(double percentile,
                                                                                   java.util.Comparator<? super T> comparator)

Get a Collector that calculates the PERCENTILE_DISC(percentile) function given a specific ordering.

percentile

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<U>> percentile(double percentile,
                                                                                                                             java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the PERCENTILE_DISC(percentile) function given a specific ordering.

percentile

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<U>> percentile(double percentile,
                                                                                     java.util.function.Function<? super T,? extends U> function,
                                                                                     java.util.Comparator<? super U> comparator)

Get a Collector that calculates the PERCENTILE_DISC(percentile) function given a specific ordering.

percentileBy

public static <T,U extends java.lang.Comparable<? super U>> java.util.stream.Collector<T,?,java.util.Optional<T>> percentileBy(double percentile,
                                                                                                                               java.util.function.Function<? super T,? extends U> function)

Get a Collector that calculates the derived PERCENTILE_DISC(percentile) function given natural ordering.

percentileBy

public static <T,U> java.util.stream.Collector<T,?,java.util.Optional<T>> percentileBy(double percentile,
                                                                                       java.util.function.Function<? super T,? extends U> function,
                                                                                       java.util.Comparator<? super U> comparator)

Get a Collector that calculates the derived PERCENTILE_DISC(percentile) function given a specific ordering.

commonPrefix

public static java.util.stream.Collector<java.lang.CharSequence,?,java.lang.String> commonPrefix()

Get a Collector that calculates the common prefix of a set of strings.

commonSuffix

public static java.util.stream.Collector<java.lang.CharSequence,?,java.lang.String> commonSuffix()

Get a Collector that calculates the common suffix of a set of strings.