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This commit is contained in:
Juergen Hoeller
2024-05-10 12:27:29 +02:00
parent 9202c0ad41
commit bf08e0c1b4
7 changed files with 28 additions and 28 deletions
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6
spring-core/src/main/java/org/springframework/util/MultiValueMapAdapter.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2023 the original author or authors.
* Copyright 2002-2024 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -59,7 +59,7 @@ public class MultiValueMapAdapter<K, V> implements MultiValueMap<K, V>, Serializ
@Nullable
public V getFirst(K key) {
List<V> values = this.targetMap.get(key);
return (values != null && !values.isEmpty() ? values.get(0) : null);
return (!CollectionUtils.isEmpty(values) ? values.get(0) : null);
}
@Override
@@ -95,7 +95,7 @@ public class MultiValueMapAdapter<K, V> implements MultiValueMap<K, V>, Serializ
public Map<K, V> toSingleValueMap() {
Map<K, V> singleValueMap = CollectionUtils.newLinkedHashMap(this.targetMap.size());
this.targetMap.forEach((key, values) -> {
if (values != null && !values.isEmpty()) {
if (!CollectionUtils.isEmpty(values)) {
singleValueMap.put(key, values.get(0));
}
});