org.jhotdraw8.icollection.readonly.ReadOnlySequencedSet Maven / Gradle / Ivy

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/*
 * @(#)ReadOnlySequencedSet.java
 * Copyright © 2023 The authors and contributors of JHotDraw. MIT License.
 */

package org.jhotdraw8.icollection.readonly;

import org.jhotdraw8.icollection.facade.SequencedSetFacade;

import java.util.SequencedSet;

/**
 * A read-only interface to a sequenced set. A sequenced set is a collection that is both a
 * sequenced collection and a set.
 * 
 * References:
 * 

 *     JEP draft: Sequenced Collections
 *     java.ne
 * 
 *
 * @param  the element type
 */
public interface ReadOnlySequencedSet extends ReadOnlySet, ReadOnlySequencedCollection {
    /**
     * Returns a reversed-order view of this set.
     * Changes to the underlying set are visible in the reversed view.
     *
     * @return a reversed-order view of this set
     */
    ReadOnlySequencedSet readOnlyReversed();

    @Override
    default SequencedSet asSet() {
        return new SequencedSetFacade<>(this);
    }
}