/*
 * Copyright (c) 2021 Goldman Sachs and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * and Eclipse Distribution License v. 1.0 which accompany this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 */

package org.eclipse.collections.api.set;

import java.util.concurrent.ExecutorService;

import org.eclipse.collections.api.block.function.Function;
import org.eclipse.collections.api.block.function.Function2;
import org.eclipse.collections.api.block.function.primitive.BooleanFunction;
import org.eclipse.collections.api.block.function.primitive.ByteFunction;
import org.eclipse.collections.api.block.function.primitive.CharFunction;
import org.eclipse.collections.api.block.function.primitive.DoubleFunction;
import org.eclipse.collections.api.block.function.primitive.FloatFunction;
import org.eclipse.collections.api.block.function.primitive.IntFunction;
import org.eclipse.collections.api.block.function.primitive.LongFunction;
import org.eclipse.collections.api.block.function.primitive.ShortFunction;
import org.eclipse.collections.api.block.predicate.Predicate;
import org.eclipse.collections.api.block.predicate.Predicate2;
import org.eclipse.collections.api.block.procedure.Procedure;
import org.eclipse.collections.api.multimap.set.UnsortedSetMultimap;
import org.eclipse.collections.api.ordered.OrderedIterable;
import org.eclipse.collections.api.set.primitive.BooleanSet;
import org.eclipse.collections.api.set.primitive.ByteSet;
import org.eclipse.collections.api.set.primitive.CharSet;
import org.eclipse.collections.api.set.primitive.DoubleSet;
import org.eclipse.collections.api.set.primitive.FloatSet;
import org.eclipse.collections.api.set.primitive.IntSet;
import org.eclipse.collections.api.set.primitive.LongSet;
import org.eclipse.collections.api.set.primitive.ShortSet;
import org.eclipse.collections.api.tuple.Pair;

An iterable whose items are unique.
/** * An iterable whose items are unique. */
public interface UnsortedSetIterable<T> extends SetIterable<T> {
Returns the set whose members are all possible subsets of this. For example, the powerset of [1, 2] is [[], [1], [2], [1, 2]].
/** * Returns the set whose members are all possible subsets of {@code this}. For example, the powerset of [1, 2] is * [[], [1], [2], [1, 2]]. */
UnsortedSetIterable<UnsortedSetIterable<T>> powerSet(); @Override UnsortedSetIterable<T> tap(Procedure<? super T> procedure); @Override <V> UnsortedSetIterable<V> collect(Function<? super T, ? extends V> function); @Override BooleanSet collectBoolean(BooleanFunction<? super T> booleanFunction); @Override ByteSet collectByte(ByteFunction<? super T> byteFunction); @Override CharSet collectChar(CharFunction<? super T> charFunction); @Override DoubleSet collectDouble(DoubleFunction<? super T> doubleFunction); @Override FloatSet collectFloat(FloatFunction<? super T> floatFunction); @Override IntSet collectInt(IntFunction<? super T> intFunction); @Override LongSet collectLong(LongFunction<? super T> longFunction); @Override ShortSet collectShort(ShortFunction<? super T> shortFunction); @Override <P, V> UnsortedSetIterable<V> collectWith(Function2<? super T, ? super P, ? extends V> function, P parameter); @Override <V> UnsortedSetIterable<V> collectIf(Predicate<? super T> predicate, Function<? super T, ? extends V> function); @Override <V> UnsortedSetIterable<V> flatCollect(Function<? super T, ? extends Iterable<V>> function);
Since:9.2
/** * @since 9.2 */
@Override default <P, V> UnsortedSetIterable<V> flatCollectWith(Function2<? super T, ? super P, ? extends Iterable<V>> function, P parameter) { return this.flatCollect(each -> function.apply(each, parameter)); } @Override <V> UnsortedSetMultimap<V, T> groupBy(Function<? super T, ? extends V> function); @Override <V> UnsortedSetMultimap<V, T> groupByEach(Function<? super T, ? extends Iterable<V>> function); @Override UnsortedSetIterable<T> union(SetIterable<? extends T> set); @Override UnsortedSetIterable<T> intersect(SetIterable<? extends T> set); @Override UnsortedSetIterable<T> difference(SetIterable<? extends T> subtrahendSet); @Override UnsortedSetIterable<T> symmetricDifference(SetIterable<? extends T> setB); @Override UnsortedSetIterable<T> select(Predicate<? super T> predicate); @Override <P> UnsortedSetIterable<T> selectWith(Predicate2<? super T, ? super P> predicate, P parameter); @Override UnsortedSetIterable<T> reject(Predicate<? super T> predicate); @Override <P> UnsortedSetIterable<T> rejectWith(Predicate2<? super T, ? super P> predicate, P parameter); @Override <S> UnsortedSetIterable<S> selectInstancesOf(Class<S> clazz);
Deprecated:in 6.0. Use OrderedIterable.zip(Iterable) instead.
/** * @deprecated in 6.0. Use {@link OrderedIterable#zip(Iterable)} instead. */
@Override @Deprecated <S> UnsortedSetIterable<Pair<T, S>> zip(Iterable<S> that);
Deprecated:in 6.0. Use OrderedIterable.zipWithIndex() instead.
/** * @deprecated in 6.0. Use {@link OrderedIterable#zipWithIndex()} instead. */
@Override @Deprecated UnsortedSetIterable<Pair<T, Integer>> zipWithIndex();
Converts the UnsortedSetIterable to an immutable implementation. Returns this for immutable sets.
Since:5.0
/** * Converts the UnsortedSetIterable to an immutable implementation. Returns this for immutable sets. * * @since 5.0 */
@Override ImmutableSet<T> toImmutable(); @Override ParallelUnsortedSetIterable<T> asParallel(ExecutorService executorService, int batchSize); }