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Posted to dev@lucene.apache.org by "David Smiley (JIRA)" <ji...@apache.org> on 2018/09/19 20:24:00 UTC
[jira] [Assigned] (LUCENE-8511) MultiFields.getIndexedFields can be
optimized to not use getMergedFieldInfos
[ https://issues.apache.org/jira/browse/LUCENE-8511?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
David Smiley reassigned LUCENE-8511:
------------------------------------
Assignee: David Smiley
> MultiFields.getIndexedFields can be optimized to not use getMergedFieldInfos
> ----------------------------------------------------------------------------
>
> Key: LUCENE-8511
> URL: https://issues.apache.org/jira/browse/LUCENE-8511
> Project: Lucene - Core
> Issue Type: Improvement
> Reporter: David Smiley
> Assignee: David Smiley
> Priority: Minor
> Attachments: LUCENE-8511.patch
>
>
> MultiFields.getIndexedFields calls getMergedFieldInfos. But getMergedFieldInfos is kinda heavy, doing all sorts of stuff that getIndexedFields doesn't care about. It can simply loop the leaf readers and collect the results into a Set. Java 8 streams should make easy work of this.
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