org.optaplanner.core.api.score.stream

Class Joiners

java.lang.Object

org.optaplanner.core.api.score.stream.Joiners

public final class Joiners
extends Object

Creates an BiJoiner, TriJoiner, ... instance for use in UniConstraintStream.join(Class, BiJoiner), ...

Method Summary

Modifier and Type	Method and Description
static <A> BiJoiner<A,A>	equal()
static <A,B,C,Property_> TriJoiner<A,B,C>	equal(BiFunction<A,B,Property_> leftMapping, Function<C,Property_> rightMapping)
static <A,Property_> BiJoiner<A,A>	equal(Function<A,Property_> mapping)
static <A,B,Property_> BiJoiner<A,B>	equal(Function<A,Property_> leftMapping, Function<B,Property_> rightMapping)
static <A,B,C,D,E,Property_> PentaJoiner<A,B,C,D,E>	equal(QuadFunction<A,B,C,D,Property_> leftMapping, Function<E,Property_> rightMapping)
static <A,B,C,D,Property_> QuadJoiner<A,B,C,D>	equal(TriFunction<A,B,C,Property_> leftMapping, Function<D,Property_> rightMapping)
static <A,B> BiJoiner<A,B>	filtering(BiPredicate<A,B> filter) Applies a filter to the joined tuple, with the semantics of BiConstraintStream.filter(BiPredicate).
static <A,B,C,D,E> PentaJoiner<A,B,C,D,E>	filtering(PentaPredicate<A,B,C,D,E> filter)
static <A,B,C,D> QuadJoiner<A,B,C,D>	filtering(QuadPredicate<A,B,C,D> filter)
static <A,B,C> TriJoiner<A,B,C>	filtering(TriPredicate<A,B,C> filter)
static <A,B,C,Property_ extends Comparable<Property_>> TriJoiner<A,B,C>	greaterThan(BiFunction<A,B,Property_> leftMapping, Function<C,Property_> rightMapping)
static <A,Property_ extends Comparable<Property_>> BiJoiner<A,A>	greaterThan(Function<A,Property_> mapping)
static <A,B,Property_ extends Comparable<Property_>> BiJoiner<A,B>	greaterThan(Function<A,Property_> leftMapping, Function<B,Property_> rightMapping)
static <A,B,C,D,E,Property_ extends Comparable<Property_>> PentaJoiner<A,B,C,D,E>	greaterThan(QuadFunction<A,B,C,D,Property_> leftMapping, Function<E,Property_> rightMapping)
static <A,B,C,D,Property_ extends Comparable<Property_>> QuadJoiner<A,B,C,D>	greaterThan(TriFunction<A,B,C,Property_> leftMapping, Function<D,Property_> rightMapping)
static <A,B,C,Property_ extends Comparable<Property_>> TriJoiner<A,B,C>	greaterThanOrEqual(BiFunction<A,B,Property_> leftMapping, Function<C,Property_> rightMapping)
static <A,Property_ extends Comparable<Property_>> BiJoiner<A,A>	greaterThanOrEqual(Function<A,Property_> mapping)
static <A,B,Property_ extends Comparable<Property_>> BiJoiner<A,B>	greaterThanOrEqual(Function<A,Property_> leftMapping, Function<B,Property_> rightMapping)
static <A,B,C,D,E,Property_ extends Comparable<Property_>> PentaJoiner<A,B,C,D,E>	greaterThanOrEqual(QuadFunction<A,B,C,D,Property_> leftMapping, Function<E,Property_> rightMapping)
static <A,B,C,D,Property_ extends Comparable<Property_>> QuadJoiner<A,B,C,D>	greaterThanOrEqual(TriFunction<A,B,C,Property_> leftMapping, Function<D,Property_> rightMapping)
static <A,B,C,Property_ extends Comparable<Property_>> TriJoiner<A,B,C>	lessThan(BiFunction<A,B,Property_> leftMapping, Function<C,Property_> rightMapping)
static <A,Property_ extends Comparable<Property_>> BiJoiner<A,A>	lessThan(Function<A,Property_> mapping)
static <A,B,Property_ extends Comparable<Property_>> BiJoiner<A,B>	lessThan(Function<A,Property_> leftMapping, Function<B,Property_> rightMapping)
static <A,B,C,D,E,Property_ extends Comparable<Property_>> PentaJoiner<A,B,C,D,E>	lessThan(QuadFunction<A,B,C,D,Property_> leftMapping, Function<E,Property_> rightMapping)
static <A,B,C,D,Property_ extends Comparable<Property_>> QuadJoiner<A,B,C,D>	lessThan(TriFunction<A,B,C,Property_> leftMapping, Function<D,Property_> rightMapping)
static <A,B,C,Property_ extends Comparable<Property_>> TriJoiner<A,B,C>	lessThanOrEqual(BiFunction<A,B,Property_> leftMapping, Function<C,Property_> rightMapping)
static <A,Property_ extends Comparable<Property_>> BiJoiner<A,A>	lessThanOrEqual(Function<A,Property_> mapping)
static <A,B,Property_ extends Comparable<Property_>> BiJoiner<A,B>	lessThanOrEqual(Function<A,Property_> leftMapping, Function<B,Property_> rightMapping)
static <A,B,C,D,E,Property_ extends Comparable<Property_>> PentaJoiner<A,B,C,D,E>	lessThanOrEqual(QuadFunction<A,B,C,D,Property_> leftMapping, Function<E,Property_> rightMapping)
static <A,B,C,D,Property_ extends Comparable<Property_>> QuadJoiner<A,B,C,D>	lessThanOrEqual(TriFunction<A,B,C,Property_> leftMapping, Function<D,Property_> rightMapping)

Methods inherited from class java.lang.Object

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

Method Detail

equal

public static <A> BiJoiner<A,A> equal()

equal

public static <A,Property_> BiJoiner<A,A> equal(Function<A,Property_> mapping)

equal

public static <A,B,Property_> BiJoiner<A,B> equal(Function<A,Property_> leftMapping,
                                                  Function<B,Property_> rightMapping)

lessThan

public static <A,Property_ extends Comparable<Property_>> BiJoiner<A,A> lessThan(Function<A,Property_> mapping)

lessThan

public static <A,B,Property_ extends Comparable<Property_>> BiJoiner<A,B> lessThan(Function<A,Property_> leftMapping,
                                                                                   Function<B,Property_> rightMapping)

lessThanOrEqual

public static <A,Property_ extends Comparable<Property_>> BiJoiner<A,A> lessThanOrEqual(Function<A,Property_> mapping)

lessThanOrEqual

public static <A,B,Property_ extends Comparable<Property_>> BiJoiner<A,B> lessThanOrEqual(Function<A,Property_> leftMapping,
                                                                                          Function<B,Property_> rightMapping)

greaterThan

public static <A,Property_ extends Comparable<Property_>> BiJoiner<A,A> greaterThan(Function<A,Property_> mapping)

greaterThan

public static <A,B,Property_ extends Comparable<Property_>> BiJoiner<A,B> greaterThan(Function<A,Property_> leftMapping,
                                                                                      Function<B,Property_> rightMapping)

greaterThanOrEqual

public static <A,Property_ extends Comparable<Property_>> BiJoiner<A,A> greaterThanOrEqual(Function<A,Property_> mapping)

greaterThanOrEqual

public static <A,B,Property_ extends Comparable<Property_>> BiJoiner<A,B> greaterThanOrEqual(Function<A,Property_> leftMapping,
                                                                                             Function<B,Property_> rightMapping)

filtering

public static <A,B> BiJoiner<A,B> filtering(BiPredicate<A,B> filter)

Applies a filter to the joined tuple, with the semantics of BiConstraintStream.filter(BiPredicate).

Type Parameters:

A - type of the first fact in the tuple

B - type of the second fact in the tuple

Parameters:

filter - never null, filter to apply

Returns:

never null

equal

public static <A,B,C,Property_> TriJoiner<A,B,C> equal(BiFunction<A,B,Property_> leftMapping,
                                                       Function<C,Property_> rightMapping)

lessThan

public static <A,B,C,Property_ extends Comparable<Property_>> TriJoiner<A,B,C> lessThan(BiFunction<A,B,Property_> leftMapping,
                                                                                        Function<C,Property_> rightMapping)

lessThanOrEqual

public static <A,B,C,Property_ extends Comparable<Property_>> TriJoiner<A,B,C> lessThanOrEqual(BiFunction<A,B,Property_> leftMapping,
                                                                                               Function<C,Property_> rightMapping)

greaterThan

public static <A,B,C,Property_ extends Comparable<Property_>> TriJoiner<A,B,C> greaterThan(BiFunction<A,B,Property_> leftMapping,
                                                                                           Function<C,Property_> rightMapping)

greaterThanOrEqual

public static <A,B,C,Property_ extends Comparable<Property_>> TriJoiner<A,B,C> greaterThanOrEqual(BiFunction<A,B,Property_> leftMapping,
                                                                                                  Function<C,Property_> rightMapping)

filtering

public static <A,B,C> TriJoiner<A,B,C> filtering(TriPredicate<A,B,C> filter)

equal

public static <A,B,C,D,Property_> QuadJoiner<A,B,C,D> equal(TriFunction<A,B,C,Property_> leftMapping,
                                                            Function<D,Property_> rightMapping)

lessThan

public static <A,B,C,D,Property_ extends Comparable<Property_>> QuadJoiner<A,B,C,D> lessThan(TriFunction<A,B,C,Property_> leftMapping,
                                                                                             Function<D,Property_> rightMapping)

lessThanOrEqual

public static <A,B,C,D,Property_ extends Comparable<Property_>> QuadJoiner<A,B,C,D> lessThanOrEqual(TriFunction<A,B,C,Property_> leftMapping,
                                                                                                    Function<D,Property_> rightMapping)

greaterThan

public static <A,B,C,D,Property_ extends Comparable<Property_>> QuadJoiner<A,B,C,D> greaterThan(TriFunction<A,B,C,Property_> leftMapping,
                                                                                                Function<D,Property_> rightMapping)

greaterThanOrEqual

public static <A,B,C,D,Property_ extends Comparable<Property_>> QuadJoiner<A,B,C,D> greaterThanOrEqual(TriFunction<A,B,C,Property_> leftMapping,
                                                                                                       Function<D,Property_> rightMapping)

filtering

public static <A,B,C,D> QuadJoiner<A,B,C,D> filtering(QuadPredicate<A,B,C,D> filter)

equal

public static <A,B,C,D,E,Property_> PentaJoiner<A,B,C,D,E> equal(QuadFunction<A,B,C,D,Property_> leftMapping,
                                                                 Function<E,Property_> rightMapping)

lessThan

public static <A,B,C,D,E,Property_ extends Comparable<Property_>> PentaJoiner<A,B,C,D,E> lessThan(QuadFunction<A,B,C,D,Property_> leftMapping,
                                                                                                  Function<E,Property_> rightMapping)

lessThanOrEqual

public static <A,B,C,D,E,Property_ extends Comparable<Property_>> PentaJoiner<A,B,C,D,E> lessThanOrEqual(QuadFunction<A,B,C,D,Property_> leftMapping,
                                                                                                         Function<E,Property_> rightMapping)

greaterThan

public static <A,B,C,D,E,Property_ extends Comparable<Property_>> PentaJoiner<A,B,C,D,E> greaterThan(QuadFunction<A,B,C,D,Property_> leftMapping,
                                                                                                     Function<E,Property_> rightMapping)

greaterThanOrEqual

public static <A,B,C,D,E,Property_ extends Comparable<Property_>> PentaJoiner<A,B,C,D,E> greaterThanOrEqual(QuadFunction<A,B,C,D,Property_> leftMapping,
                                                                                                            Function<E,Property_> rightMapping)

filtering

public static <A,B,C,D,E> PentaJoiner<A,B,C,D,E> filtering(PentaPredicate<A,B,C,D,E> filter)