Uses of Interface
ai.timefold.solver.core.api.score.stream.quad.QuadConstraintStream

Packages that use QuadConstraintStream

Package	Description
ai.timefold.solver.core.api.score.stream.bi	The ConstraintStream API for bi-tuples.
ai.timefold.solver.core.api.score.stream.quad	The ConstraintStream API for four matched facts.
ai.timefold.solver.core.api.score.stream.tri	The ConstraintStream API for tri-tuples.
ai.timefold.solver.core.api.score.stream.uni	The ConstraintStream API for uni-tuples.

Uses of QuadConstraintStream in ai.timefold.solver.core.api.score.stream.bi

Methods in ai.timefold.solver.core.api.score.stream.bi that return QuadConstraintStream

Modifier and Type	Method	Description
<ResultContainerA_,ResultA_,ResultContainerB_,ResultB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<ResultA_,ResultB_,ResultC_,ResultD_>	BiConstraintStream.groupBy(BiConstraintCollector<A,B,ResultContainerA_,ResultA_> collectorA, BiConstraintCollector<A,B,ResultContainerB_,ResultB_> collectorB, BiConstraintCollector<A,B,ResultContainerC_,ResultC_> collectorC, BiConstraintCollector<A,B,ResultContainerD_,ResultD_> collectorD)	Convert the BiConstraintStream to a QuadConstraintStream, containing only a single tuple, the result of applying four BiConstraintCollectors.
<GroupKey_,ResultContainerB_,ResultB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKey_,ResultB_,ResultC_,ResultD_>	BiConstraintStream.groupBy(BiFunction<A,B,GroupKey_> groupKeyMapping, BiConstraintCollector<A,B,ResultContainerB_,ResultB_> collectorB, BiConstraintCollector<A,B,ResultContainerC_,ResultC_> collectorC, BiConstraintCollector<A,B,ResultContainerD_,ResultD_> collectorD)	Convert the BiConstraintStream to a QuadConstraintStream, consisting of unique tuples with four facts.
<GroupKeyA_,GroupKeyB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,ResultC_,ResultD_>	BiConstraintStream.groupBy(BiFunction<A,B,GroupKeyA_> groupKeyAMapping, BiFunction<A,B,GroupKeyB_> groupKeyBMapping, BiConstraintCollector<A,B,ResultContainerC_,ResultC_> collectorC, BiConstraintCollector<A,B,ResultContainerD_,ResultD_> collectorD)	Combines the semantics of BiConstraintStream.groupBy(BiFunction, BiFunction) and BiConstraintStream.groupBy(BiConstraintCollector).
<GroupKeyA_,GroupKeyB_,GroupKeyC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,GroupKeyC_,ResultD_>	BiConstraintStream.groupBy(BiFunction<A,B,GroupKeyA_> groupKeyAMapping, BiFunction<A,B,GroupKeyB_> groupKeyBMapping, BiFunction<A,B,GroupKeyC_> groupKeyCMapping, BiConstraintCollector<A,B,ResultContainerD_,ResultD_> collectorD)	Combines the semantics of BiConstraintStream.groupBy(BiFunction, BiFunction) and BiConstraintStream.groupBy(BiConstraintCollector).
<GroupKeyA_,GroupKeyB_,GroupKeyC_,GroupKeyD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,GroupKeyC_,GroupKeyD_>	BiConstraintStream.groupBy(BiFunction<A,B,GroupKeyA_> groupKeyAMapping, BiFunction<A,B,GroupKeyB_> groupKeyBMapping, BiFunction<A,B,GroupKeyC_> groupKeyCMapping, BiFunction<A,B,GroupKeyD_> groupKeyDMapping)	Convert the BiConstraintStream to a QuadConstraintStream, consisting of unique tuples with four facts.

Uses of QuadConstraintStream in ai.timefold.solver.core.api.score.stream.quad

Methods in ai.timefold.solver.core.api.score.stream.quad that return QuadConstraintStream

Modifier and Type	Method	Description
QuadConstraintStream<A,B,C,D>	QuadConstraintStream.distinct()	Transforms the stream in such a way that all the tuples going through it are distinct.
QuadConstraintStream<A,B,C,D>	QuadConstraintStream.filter(QuadPredicate<A,B,C,D> predicate)	Exhaustively test each tuple of facts against the QuadPredicate and match if QuadPredicate.test(Object, Object, Object, Object) returns true.
<ResultD_> QuadConstraintStream<A,B,C,ResultD_>	QuadConstraintStream.flattenLast(Function<D,Iterable<ResultD_>> mapping)	As defined by BiConstraintStream.flattenLast(Function).
<GroupKey_,ResultContainerB_,ResultB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKey_,ResultB_,ResultC_,ResultD_>	QuadConstraintStream.groupBy(QuadFunction<A,B,C,D,GroupKey_> groupKeyMapping, QuadConstraintCollector<A,B,C,D,ResultContainerB_,ResultB_> collectorB, QuadConstraintCollector<A,B,C,D,ResultContainerC_,ResultC_> collectorC, QuadConstraintCollector<A,B,C,D,ResultContainerD_,ResultD_> collectorD)	Convert the QuadConstraintStream to a QuadConstraintStream, consisting of unique tuples with four facts.
<GroupKeyA_,GroupKeyB_,GroupKeyC_,GroupKeyD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,GroupKeyC_,GroupKeyD_>	QuadConstraintStream.groupBy(QuadFunction<A,B,C,D,GroupKeyA_> groupKeyAMapping, QuadFunction<A,B,C,D,GroupKeyB_> groupKeyBMapping, QuadFunction<A,B,C,D,GroupKeyC_> groupKeyCMapping, QuadFunction<A,B,C,D,GroupKeyD_> groupKeyDMapping)	Convert the TriConstraintStream to a QuadConstraintStream, consisting of unique tuples with four facts.
<GroupKeyA_,GroupKeyB_,GroupKeyC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,GroupKeyC_,ResultD_>	QuadConstraintStream.groupBy(QuadFunction<A,B,C,D,GroupKeyA_> groupKeyAMapping, QuadFunction<A,B,C,D,GroupKeyB_> groupKeyBMapping, QuadFunction<A,B,C,D,GroupKeyC_> groupKeyCMapping, QuadConstraintCollector<A,B,C,D,ResultContainerD_,ResultD_> collectorD)	Combines the semantics of groupBy(QuadFunction, QuadFunction) and groupBy(QuadConstraintCollector).
<GroupKeyA_,GroupKeyB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,ResultC_,ResultD_>	QuadConstraintStream.groupBy(QuadFunction<A,B,C,D,GroupKeyA_> groupKeyAMapping, QuadFunction<A,B,C,D,GroupKeyB_> groupKeyBMapping, QuadConstraintCollector<A,B,C,D,ResultContainerC_,ResultC_> collectorC, QuadConstraintCollector<A,B,C,D,ResultContainerD_,ResultD_> collectorD)	Combines the semantics of groupBy(QuadFunction, QuadFunction) and groupBy(QuadConstraintCollector).
<ResultContainerA_,ResultA_,ResultContainerB_,ResultB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<ResultA_,ResultB_,ResultC_,ResultD_>	QuadConstraintStream.groupBy(QuadConstraintCollector<A,B,C,D,ResultContainerA_,ResultA_> collectorA, QuadConstraintCollector<A,B,C,D,ResultContainerB_,ResultB_> collectorB, QuadConstraintCollector<A,B,C,D,ResultContainerC_,ResultC_> collectorC, QuadConstraintCollector<A,B,C,D,ResultContainerD_,ResultD_> collectorD)	Convert the QuadConstraintStream to a QuadConstraintStream, containing only a single tuple, the result of applying four QuadConstraintCollectors.
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner)	Create a new BiConstraintStream for every tuple of A, B, C and D where E exists for which the PentaJoiner is true (for the properties it extracts from the facts).
<E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E>... joiners)	As defined by ifExists(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2)	As defined by ifExists(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2, PentaJoiner<A,B,C,D,E> joiner3)	As defined by ifExists(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2, PentaJoiner<A,B,C,D,E> joiner3, PentaJoiner<A,B,C,D,E> joiner4)	As defined by ifExists(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner)	Create a new BiConstraintStream for every tuple of A, B, C and D where E exists for which the PentaJoiner is true (for the properties it extracts from the facts).
<E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E>... joiners)	As defined by ifExistsIncludingNullVars(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2)	As defined by ifExistsIncludingNullVars(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2, PentaJoiner<A,B,C,D,E> joiner3)	As defined by ifExistsIncludingNullVars(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2, PentaJoiner<A,B,C,D,E> joiner3, PentaJoiner<A,B,C,D,E> joiner4)	As defined by ifExistsIncludingNullVars(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner)	Create a new BiConstraintStream for every tuple of A, B, C and D where E does not exist for which the PentaJoiner is true (for the properties it extracts from the facts).
<E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E>... joiners)	As defined by ifNotExists(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2)	As defined by ifNotExists(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2, PentaJoiner<A,B,C,D,E> joiner3)	As defined by ifNotExists(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExists(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2, PentaJoiner<A,B,C,D,E> joiner3, PentaJoiner<A,B,C,D,E> joiner4)	As defined by ifNotExists(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner)	Create a new BiConstraintStream for every tuple of A, B, C and D where E does not exist for which the PentaJoiner is true (for the properties it extracts from the facts).
<E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E>... joiners)	As defined by ifNotExistsIncludingNullVars(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2)	As defined by ifNotExistsIncludingNullVars(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2, PentaJoiner<A,B,C,D,E> joiner3)	As defined by ifNotExistsIncludingNullVars(Class, PentaJoiner).
default <E> QuadConstraintStream<A,B,C,D>	QuadConstraintStream.ifNotExistsIncludingNullVars(Class<E> otherClass, PentaJoiner<A,B,C,D,E> joiner1, PentaJoiner<A,B,C,D,E> joiner2, PentaJoiner<A,B,C,D,E> joiner3, PentaJoiner<A,B,C,D,E> joiner4)	As defined by ifNotExistsIncludingNullVars(Class, PentaJoiner).

Uses of QuadConstraintStream in ai.timefold.solver.core.api.score.stream.tri

Methods in ai.timefold.solver.core.api.score.stream.tri that return QuadConstraintStream

Modifier and Type	Method	Description
<GroupKey_,ResultContainerB_,ResultB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKey_,ResultB_,ResultC_,ResultD_>	TriConstraintStream.groupBy(TriFunction<A,B,C,GroupKey_> groupKeyMapping, TriConstraintCollector<A,B,C,ResultContainerB_,ResultB_> collectorB, TriConstraintCollector<A,B,C,ResultContainerC_,ResultC_> collectorC, TriConstraintCollector<A,B,C,ResultContainerD_,ResultD_> collectorD)	Convert the TriConstraintStream to a QuadConstraintStream, consisting of unique tuples with four facts.
<GroupKeyA_,GroupKeyB_,GroupKeyC_,GroupKeyD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,GroupKeyC_,GroupKeyD_>	TriConstraintStream.groupBy(TriFunction<A,B,C,GroupKeyA_> groupKeyAMapping, TriFunction<A,B,C,GroupKeyB_> groupKeyBMapping, TriFunction<A,B,C,GroupKeyC_> groupKeyCMapping, TriFunction<A,B,C,GroupKeyD_> groupKeyDMapping)	Convert the TriConstraintStream to a QuadConstraintStream, consisting of unique tuples with four facts.
<GroupKeyA_,GroupKeyB_,GroupKeyC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,GroupKeyC_,ResultD_>	TriConstraintStream.groupBy(TriFunction<A,B,C,GroupKeyA_> groupKeyAMapping, TriFunction<A,B,C,GroupKeyB_> groupKeyBMapping, TriFunction<A,B,C,GroupKeyC_> groupKeyCMapping, TriConstraintCollector<A,B,C,ResultContainerD_,ResultD_> collectorD)	Combines the semantics of TriConstraintStream.groupBy(TriFunction, TriFunction) and TriConstraintStream.groupBy(TriConstraintCollector).
<GroupKeyA_,GroupKeyB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,ResultC_,ResultD_>	TriConstraintStream.groupBy(TriFunction<A,B,C,GroupKeyA_> groupKeyAMapping, TriFunction<A,B,C,GroupKeyB_> groupKeyBMapping, TriConstraintCollector<A,B,C,ResultContainerC_,ResultC_> collectorC, TriConstraintCollector<A,B,C,ResultContainerD_,ResultD_> collectorD)	Combines the semantics of TriConstraintStream.groupBy(TriFunction, TriFunction) and TriConstraintStream.groupBy(TriConstraintCollector).
<ResultContainerA_,ResultA_,ResultContainerB_,ResultB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<ResultA_,ResultB_,ResultC_,ResultD_>	TriConstraintStream.groupBy(TriConstraintCollector<A,B,C,ResultContainerA_,ResultA_> collectorA, TriConstraintCollector<A,B,C,ResultContainerB_,ResultB_> collectorB, TriConstraintCollector<A,B,C,ResultContainerC_,ResultC_> collectorC, TriConstraintCollector<A,B,C,ResultContainerD_,ResultD_> collectorD)	Convert the TriConstraintStream to a QuadConstraintStream, containing only a single tuple, the result of applying four TriConstraintCollectors.
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(UniConstraintStream<D> otherStream)	Create a new QuadConstraintStream for every combination of [A, B, C] and D.
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(UniConstraintStream<D> otherStream, QuadJoiner<A,B,C,D> joiner)	Create a new QuadConstraintStream for every combination of [A, B] and C for which the QuadJoiner is true (for the properties it extracts from all facts).
<D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(UniConstraintStream<D> otherStream, QuadJoiner<A,B,C,D>... joiners)	As defined by TriConstraintStream.join(Class, QuadJoiner).
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(UniConstraintStream<D> otherStream, QuadJoiner<A,B,C,D> joiner1, QuadJoiner<A,B,C,D> joiner2)	As defined by TriConstraintStream.join(Class, QuadJoiner).
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(UniConstraintStream<D> otherStream, QuadJoiner<A,B,C,D> joiner1, QuadJoiner<A,B,C,D> joiner2, QuadJoiner<A,B,C,D> joiner3)	As defined by TriConstraintStream.join(Class, QuadJoiner).
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(UniConstraintStream<D> otherStream, QuadJoiner<A,B,C,D> joiner1, QuadJoiner<A,B,C,D> joiner2, QuadJoiner<A,B,C,D> joiner3, QuadJoiner<A,B,C,D> joiner4)	As defined by TriConstraintStream.join(Class, QuadJoiner).
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(Class<D> otherClass)	Create a new QuadConstraintStream for every combination of [A, B, C] and D.
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(Class<D> otherClass, QuadJoiner<A,B,C,D> joiner)	Create a new QuadConstraintStream for every combination of [A, B, C] and D for which the QuadJoiner is true (for the properties it extracts from all facts).
<D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(Class<D> otherClass, QuadJoiner<A,B,C,D>... joiners)	As defined by TriConstraintStream.join(Class, QuadJoiner).
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(Class<D> otherClass, QuadJoiner<A,B,C,D> joiner1, QuadJoiner<A,B,C,D> joiner2)	As defined by TriConstraintStream.join(Class, QuadJoiner).
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(Class<D> otherClass, QuadJoiner<A,B,C,D> joiner1, QuadJoiner<A,B,C,D> joiner2, QuadJoiner<A,B,C,D> joiner3)	As defined by TriConstraintStream.join(Class, QuadJoiner).
default <D> QuadConstraintStream<A,B,C,D>	TriConstraintStream.join(Class<D> otherClass, QuadJoiner<A,B,C,D> joiner1, QuadJoiner<A,B,C,D> joiner2, QuadJoiner<A,B,C,D> joiner3, QuadJoiner<A,B,C,D> joiner4)	As defined by TriConstraintStream.join(Class, QuadJoiner).

Uses of QuadConstraintStream in ai.timefold.solver.core.api.score.stream.uni

Methods in ai.timefold.solver.core.api.score.stream.uni that return QuadConstraintStream

Modifier and Type	Method	Description
<ResultContainerA_,ResultA_,ResultContainerB_,ResultB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<ResultA_,ResultB_,ResultC_,ResultD_>	UniConstraintStream.groupBy(UniConstraintCollector<A,ResultContainerA_,ResultA_> collectorA, UniConstraintCollector<A,ResultContainerB_,ResultB_> collectorB, UniConstraintCollector<A,ResultContainerC_,ResultC_> collectorC, UniConstraintCollector<A,ResultContainerD_,ResultD_> collectorD)	Convert the UniConstraintStream to a QuadConstraintStream, containing only a single tuple, the result of applying four UniConstraintCollectors.
<GroupKey_,ResultContainerB_,ResultB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKey_,ResultB_,ResultC_,ResultD_>	UniConstraintStream.groupBy(Function<A,GroupKey_> groupKeyMapping, UniConstraintCollector<A,ResultContainerB_,ResultB_> collectorB, UniConstraintCollector<A,ResultContainerC_,ResultC_> collectorC, UniConstraintCollector<A,ResultContainerD_,ResultD_> collectorD)	Convert the UniConstraintStream to a QuadConstraintStream, consisting of unique tuples with four facts.
<GroupKeyA_,GroupKeyB_,ResultContainerC_,ResultC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,ResultC_,ResultD_>	UniConstraintStream.groupBy(Function<A,GroupKeyA_> groupKeyAMapping, Function<A,GroupKeyB_> groupKeyBMapping, UniConstraintCollector<A,ResultContainerC_,ResultC_> collectorC, UniConstraintCollector<A,ResultContainerD_,ResultD_> collectorD)	Combines the semantics of UniConstraintStream.groupBy(Function, Function) and UniConstraintStream.groupBy(UniConstraintCollector).
<GroupKeyA_,GroupKeyB_,GroupKeyC_,ResultContainerD_,ResultD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,GroupKeyC_,ResultD_>	UniConstraintStream.groupBy(Function<A,GroupKeyA_> groupKeyAMapping, Function<A,GroupKeyB_> groupKeyBMapping, Function<A,GroupKeyC_> groupKeyCMapping, UniConstraintCollector<A,ResultContainerD_,ResultD_> collectorD)	Combines the semantics of UniConstraintStream.groupBy(Function, Function) and UniConstraintStream.groupBy(UniConstraintCollector).
<GroupKeyA_,GroupKeyB_,GroupKeyC_,GroupKeyD_> QuadConstraintStream<GroupKeyA_,GroupKeyB_,GroupKeyC_,GroupKeyD_>	UniConstraintStream.groupBy(Function<A,GroupKeyA_> groupKeyAMapping, Function<A,GroupKeyB_> groupKeyBMapping, Function<A,GroupKeyC_> groupKeyCMapping, Function<A,GroupKeyD_> groupKeyDMapping)	Convert the UniConstraintStream to a QuadConstraintStream, consisting of unique tuples with four facts.