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LinkedCaseInsensitiveMap checks for uniqueness of case-insensitive keys now

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Issue: SPR-9754
This commit is contained in:
Juergen Hoeller
2012-09-05 13:44:16 +02:00
committed by unknown
parent 82739dd4ac
commit 8f12d98a99
2 changed files with 63 additions and 2 deletions
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7
spring-core/src/main/java/org/springframework/util/LinkedCaseInsensitiveMap.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2011 the original author or authors.
* Copyright 2002-2012 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.
@@ -88,7 +88,10 @@ public class LinkedCaseInsensitiveMap<V> extends LinkedHashMap<String, V> {
@Override
public V put(String key, V value) {
this.caseInsensitiveKeys.put(convertKey(key), key);
String oldKey = this.caseInsensitiveKeys.put(convertKey(key), key);
if (oldKey != null && !oldKey.equals(key)) {
super.remove(oldKey);
}
return super.put(key, value);
}