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8285405: add test and check for negative argument to HashMap::newHashMap et al

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Reviewed-by: chegar, naoto, lancea, smarks
This commit is contained in:
Jaikiran Pai 2022-08-11 02:17:01 +00:00
parent 2e0a17c560
commit 4b03e135e1
6 changed files with 41 additions and 2 deletions
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5
src/java.base/share/classes/java/util/LinkedHashSet.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -215,6 +215,9 @@ public class LinkedHashSet<E>
* @since 19
*/
public static <T> LinkedHashSet<T> newLinkedHashSet(int numElements) {
if (numElements < 0) {
throw new IllegalArgumentException("Negative number of elements: " + numElements);
}
return new LinkedHashSet<>(HashMap.calculateHashMapCapacity(numElements));
}