ball.util.stream

Interface Permutations<T>

Type Parameters:

T - The List element type.

All Superinterfaces:

AutoCloseable, BaseStream<List<T>,Stream<List<T>>>, Combinations<T>, Stream<List<T>>

public interface Permutations<T>
extends Combinations<T>

Stream implementaion that provides all permutations of a List.

Version:

$Revision: 6133 $

Author:

Allen D. Ball

Nested Class Summary

Nested classes/interfaces inherited from interface ball.util.stream.Combinations

Combinations.SpliteratorSupplier<T>

Nested classes/interfaces inherited from interface java.util.stream.Stream

Stream.Builder<T>

Method Summary

Modifier and Type	Method and Description
static <T> Stream<List<T>>	of(Collection<T> collection) Method to get the Stream of permutations.
static <T> Stream<List<T>>	of(Predicate<List<T>> predicate, Collection<T> collection) Method to get the Stream of permutations.

Methods inherited from interface ball.util.stream.Combinations

of, of

Methods inherited from interface java.util.stream.Stream

allMatch, anyMatch, builder, collect, collect, concat, count, distinct, empty, filter, findAny, findFirst, flatMap, flatMapToDouble, flatMapToInt, flatMapToLong, forEach, forEachOrdered, generate, iterate, limit, map, mapToDouble, mapToInt, mapToLong, max, min, noneMatch, of, peek, reduce, reduce, reduce, skip, sorted, sorted, toArray, toArray

Methods inherited from interface java.util.stream.BaseStream

close, isParallel, iterator, onClose, parallel, sequential, spliterator, unordered

Method Detail

of

static <T> Stream<List<T>> of(Collection<T> collection)

Method to get the Stream of permutations.

Specified by:

of in interface Stream<List<T>>

Type Parameters:

T - The Collection element type.

Parameters:

collection - The Collection of elements to permute.

Returns:

The Stream of permutations.

of

static <T> Stream<List<T>> of(Predicate<List<T>> predicate,
                              Collection<T> collection)

Method to get the Stream of permutations.

Type Parameters:

T - The Collection element type.

Parameters:

predicate - The optional Predicate (may be null) specifying prerequisite requirement(s) for the combinations. Any path that does not match will be pruned.

collection - The Collection of elements to permute.

Returns:

The Stream of permutations.