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[COLLECTION-425] Improved performance of ListOrderedMap#remove method, thanks to Adrian Nistor for report and patch. 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1365749 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Thomas Neidhart 2012-07-25 21:14:42 +00:00
parent ff79ffc826
commit ab7f253ce5
2 changed files with 8 additions and 3 deletions
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4
src/changes/changes.xml
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@ -22,7 +22,9 @@
<body>
<release version="4.0" date="TBA" description="Next release">
<action issue="COLLECTIONS-XXX" type="fix">Dummy</action>
<action issue="COLLECTIONS-425" type="fix" due-to="Adrian Nistor">
Improved performance of ListOrderedMap#remove(Object) method.
</action>
</release>
</body>
</document>

7
src/main/java/org/apache/commons/collections/map/ListOrderedMap.java
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@ -251,8 +251,11 @@ public class ListOrderedMap<K, V>
@Override
public V remove(Object key) {
V result = decorated().remove(key);
insertOrder.remove(key);
V result = null;
if (decorated().containsKey(key)) {
result = decorated().remove(key);
insertOrder.remove(key);
}
return result;
}