001/*
002 * #%L
003 * HAPI FHIR - Core Library
004 * %%
005 * Copyright (C) 2014 - 2025 Smile CDR, Inc.
006 * %%
007 * Licensed under the Apache License, Version 2.0 (the "License");
008 * you may not use this file except in compliance with the License.
009 * You may obtain a copy of the License at
010 *
011 *      http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 * #L%
019 */
020package ca.uhn.fhir.util;
021
022public class LogicUtil {
023
024        /**
025         * Non instantiable
026         */
027        @CoverageIgnore
028        private LogicUtil() {
029                // nothing
030        }
031
032        /**
033         * Returns true IF and ONLY IF exactly 1 of the provided boolean(s) is true
034         */
035        public static boolean multiXor(boolean... theValues) {
036                boolean foundOne = false;
037                for (boolean next : theValues) {
038                        if (next) {
039                                if (foundOne) {
040                                        return false;
041                                }
042                                foundOne = true;
043                        }
044                }
045                return foundOne;
046        }
047}