001/**
002 * Copyright (c) 2011, The University of Southampton and the individual contributors.
003 * All rights reserved.
004 *
005 * Redistribution and use in source and binary forms, with or without modification,
006 * are permitted provided that the following conditions are met:
007 *
008 *   *  Redistributions of source code must retain the above copyright notice,
009 *      this list of conditions and the following disclaimer.
010 *
011 *   *  Redistributions in binary form must reproduce the above copyright notice,
012 *      this list of conditions and the following disclaimer in the documentation
013 *      and/or other materials provided with the distribution.
014 *
015 *   *  Neither the name of the University of Southampton nor the names of its
016 *      contributors may be used to endorse or promote products derived from this
017 *      software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package org.openimaj.util.concatenate;
031
032import java.util.List;
033
034/**
035 * Interface for objects that can be concatenated together to form a new object.
036 *
037 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
038 *
039 * @param <IN>
040 *            The type that can be concatenated with this
041 * @param <OUT>
042 *            The resultant type
043 */
044public interface Concatenatable<IN, OUT> {
045        /**
046         * Concatenate all the inputs with this, returning a new object that is the
047         * result of the concatenation.
048         *
049         * @param ins
050         *            the inputs
051         * @return the concatenated object
052         */
053        public OUT concatenate(@SuppressWarnings("unchecked") IN... ins);
054
055        /**
056         * Concatenate all the inputs with this, returning a new object that is the
057         * result of the concatenation.
058         *
059         * @param ins
060         *            the inputs
061         * @return the concatenated object
062         */
063        public OUT concatenate(List<IN> ins);
064}