1 /* 2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package java.util.function; 26 27 /** 28 * Operator on a single {@code long} operand. 29 * 30 * @since 1.8 31 */ 32 public interface LongUnaryOperator /* extends UnaryOperator<Long> */ { 33 // 34 // /** 35 // * Returns a {@code Long} computed from the {@code Long} operand. 36 // * 37 // * @param operand the operand value 38 // * @return the computed result 39 // */ 40 // @Override 41 // public default Long operate(Long operand) { return operateAsLong((long) operand); } 42 43 /** 44 * Returns a {@code long} value computed from the {@code long} operand. 45 * 46 * @param operand the operand value 47 * @return the computed result 48 */ 49 public long operateAsLong(long operand); 50 }