/* * Copyright 2020. Huawei Technologies Co., Ltd. All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ package com.huawei.push.util; import java.util.Collection; import java.util.Map; /** * A tool for processing collections */ public class CollectionUtils { public CollectionUtils() { } public static boolean isEmpty(Collection collection) { return collection == null || collection.isEmpty(); } public static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } }