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1 /* |
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2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 package java.util.function; |
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26 |
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27 /** |
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28 * An operation which accepts two input arguments and returns no result. This is |
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29 * the two-arity specialization of {@link Consumer}. Unlike most other |
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30 * functional interfaces, {@code BiConsumer} is expected to operate via |
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31 * side-effects. |
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32 * |
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33 * @param <T> the type of the first argument to the {@code accept} operation. |
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34 * @param <U> the type of the second argument to the {@code accept} operation. |
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35 * |
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36 * @see Consumer |
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37 * @since 1.8 |
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38 */ |
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39 @FunctionalInterface |
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40 public interface BiConsumer<T, U> { |
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41 |
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42 /** |
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43 * Performs operations upon the provided objects which may modify those |
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44 * objects and/or external state. |
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45 * |
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46 * @param t an input object |
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47 * @param u an input object |
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48 */ |
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49 void accept(T t, U u); |
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50 } |