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https://issues.apache.org/jira/browse/LUCENE-2277?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Robert Muir resolved LUCENE-2277.
---------------------------------
Resolution: Fixed
Committed revision 919869.
Thanks Frank!
> QueryNodeImpl throws ConcurrentModificationException on add(List<QueryNode>)
> ----------------------------------------------------------------------------
>
> Key: LUCENE-2277
> URL: https://issues.apache.org/jira/browse/LUCENE-2277
> Project: Lucene - Java
> Issue Type: Bug
> Components: contrib/*
> Affects Versions: 3.0
> Environment: all
> Reporter: Frank Wesemann
> Assignee: Robert Muir
> Priority: Critical
> Fix For: 3.1
>
> Attachments: addChildren.patch, LUCENE-2277.patch
>
>
> on adding a List of children to a QueryNodeImplemention a
> ConcurrentModificationException is thrown.
> This is due to the fact that QueryNodeImpl instead of iteration over the
> supplied list, iterates over its internal clauses List.
> Patch:
> Index: QueryNodeImpl.java
> ===================================================================
> --- QueryNodeImpl.java (revision 911642)
> +++ QueryNodeImpl.java (working copy)
> @@ -74,7 +74,7 @@
>
> .getLocalizedMessage(QueryParserMessages.NODE_ACTION_NOT_SUPPORTED));
> }
>
> - for (QueryNode child : getChildren()) {
> + for (QueryNode child : children) {
> add(child);
> }
>
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