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    private ObjectUtil() {}
023
024    public static <T> T requireNonNullElse(T t1, T t2) {
025        return t1 == null ? t2 : t1;
026    }
027
028    public static boolean areNotNull(Object... objs) {
029        for (Object obj : objs) {
030            if (obj == null) {
031                return false;
032            }
033        }
034        return true;
035    }
036
037    public static boolean areNull(Object... objs) {
038        for (Object obj : objs) {
039            if (obj != null) {
040                return false;
041            }
042        }
043        return true;
044    }
045
046    public static boolean equalsAny(Object a, Object... others) {
047        if (others == null || others.length == 0) {
048            throw new IllegalArgumentException("others must not be null or empty.");
049        }
050        for (Object other : others) {
051            if (Objects.equals(a, other)) {
052                return true;
053            }
054        }
055        return false;
056    }
057}