001/**
002 * Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
003 * <p>
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 * <p>
008 * http://www.apache.org/licenses/LICENSE-2.0
009 * <p>
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package com.mybatisflex.core.util;
017
018import java.util.Objects;
019
020public class ObjectUtil {
021
022    public static <T> T requireNonNullElse(T t1, T t2) {
023        return t1 == null ? t2 : t1;
024    }
025
026    public static boolean areNotNull(Object... objs) {
027        for (Object obj : objs) {
028            if (obj == null) {
029                return false;
030            }
031        }
032        return true;
033    }
034
035    public static boolean areNull(Object... objs) {
036        for (Object obj : objs) {
037            if (obj != null) {
038                return false;
039            }
040        }
041        return true;
042    }
043
044    public static boolean equalsAny(Object a, Object... others) {
045        if (others == null || others.length == 0) {
046            throw new IllegalArgumentException("others must not be null or empty.");
047        }
048        for (Object other : others) {
049            if (Objects.equals(a, other)) {
050                return true;
051            }
052        }
053        return false;
054    }
055}