001package ca.uhn.fhir.util;
002
003import org.apache.commons.lang3.StringUtils;
004
005/*
006 * #%L
007 * HAPI FHIR - Core Library
008 * %%
009 * Copyright (C) 2014 - 2021 Smile CDR, Inc.
010 * %%
011 * Licensed under the Apache License, Version 2.0 (the "License");
012 * you may not use this file except in compliance with the License.
013 * You may obtain a copy of the License at
014 *
015 *      http://www.apache.org/licenses/LICENSE-2.0
016 *
017 * Unless required by applicable law or agreed to in writing, software
018 * distributed under the License is distributed on an "AS IS" BASIS,
019 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
020 * See the License for the specific language governing permissions and
021 * limitations under the License.
022 * #L%
023 */
024
025public class ObjectUtil {
026
027        public static boolean equals(Object object1, Object object2) {
028                if (object1 == object2) {
029                        return true;
030                }
031                if ((object1 == null) || (object2 == null)) {
032                        return false;
033                }
034                return object1.equals(object2);
035        }
036        
037        public static <T> T requireNonNull(T obj, String message) {
038        if (obj == null)
039            throw new NullPointerException(message);
040        return obj;
041    }
042
043        public static void requireNotEmpty(String str, String message) {
044                if (StringUtils.isBlank(str)) {
045                        throw new IllegalArgumentException(message);
046                }
047        }
048        
049}