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Posted to dev@lucene.apache.org by "Michael McCandless (JIRA)" <ji...@apache.org> on 2010/05/04 01:26:55 UTC

[jira] Resolved: (LUCENE-2265) improve automaton performance by running on byte[]

     [ https://issues.apache.org/jira/browse/LUCENE-2265?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Michael McCandless resolved LUCENE-2265.
----------------------------------------

    Fix Version/s: 4.0.0
                       (was: 3.1)
       Resolution: Fixed

> improve automaton performance by running on byte[]
> --------------------------------------------------
>
>                 Key: LUCENE-2265
>                 URL: https://issues.apache.org/jira/browse/LUCENE-2265
>             Project: Lucene - Java
>          Issue Type: Improvement
>          Components: Search
>    Affects Versions: Flex Branch
>            Reporter: Robert Muir
>            Priority: Minor
>             Fix For: 4.0.0
>
>         Attachments: LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265.patch, LUCENE-2265_pare.patch, LUCENE-2265_utf32.patch
>
>
> Currently, when enumerating terms, automaton must convert entire terms from flex's native utf-8 byte[] to char[] first, then step each char thru the state machine.
> we can make this more efficient, by allowing the state machine to run on byte[], so it can return true/false faster.

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