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https://issues.apache.org/jira/browse/LUCENE-1146?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eks Dev updated LUCENE-1146:
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Attachment: ConjuctionScorerInitialization.patch
> ConjunctionScorer small (ca. 3.5%) optimization
> -----------------------------------------------
>
> Key: LUCENE-1146
> URL: https://issues.apache.org/jira/browse/LUCENE-1146
> Project: Lucene - Java
> Issue Type: Improvement
> Components: Search
> Environment: all
> Reporter: Eks Dev
> Priority: Minor
> Attachments: ConjuctionScorerInitialization.patch
>
>
> ConjunctionScorer initialization is done lazy in next() and skipTo() methods,
> using one if(firstTime) check, this patch moves this initialization to the
> Constructor. Constructor already throws an IOException. speed-up on jdk 5 &
> 6 is in the 3.5% - 4% range. Speed-up was measured with standard
> TestScorerPerf test in Lucene test package (very dense bit sets) .
> Similar issue is with:
> https://issues.apache.org/jira/browse/LUCENE-1145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
> patch made on trunk revision: 614219
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