Apache Commons Collections
Copyright 2001-2024 The Apache Software Foundation

This product includes software developed at
The Apache Software Foundation (https://www.apache.org/).

The Java source file src/main/java/org/apache/commons/collections4/map/ConcurrentReferenceHashMap.java
is from https://github.com/hazelcast/hazelcast and the following notice applies:
Copyright (c) 2008-2020, Hazelcast, Inc. All Rights Reserved.