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https://issues.apache.org/jira/browse/LUCENE-5051?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13680296#comment-13680296
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Artem Lukanin commented on LUCENE-5051:
---------------------------------------
Correct treatment:
before and after WordDelimiterFilter:
<code><pre>
tokens: wi fi wireles network
positions: 1 2 1 2
</pre></code>
Incorrect treatment:
before WordDelimiterFilter:
<code><pre>
tokens: wi.fi. wireles.network.
positions: 1 1
</pre></code>
after WordDelimiterFilter:
<code><pre>
tokens: wi fi wireles network
positions: 1 2 3 4
</pre></code>
but should be:
<code><pre>
tokens: wi fi wireles network
positions: 1 2 1 2
</pre></code>
> Incorrect abbreviation synonyms treating in WordDelimiterFilter
> ---------------------------------------------------------------
>
> Key: LUCENE-5051
> URL: https://issues.apache.org/jira/browse/LUCENE-5051
> Project: Lucene - Core
> Issue Type: Bug
> Affects Versions: 4.3, 4.3.1
> Reporter: Artem Lukanin
>
> If there are 2 abbreviation synonyms in the stream, they are not treated as
> synonyms after splitting by dots in WordDelimiterFilter.
> Correct treatment:
> before and after WordDelimiterFilter:
> <code><pre>
> tokens: wi fi wireles network
> positions: 1 2 1 2
> </pre></code>
> Incorrect treatment:
> before WordDelimiterFilter:
> <code><pre>
> tokens: wi.fi. wireles.network.
> positions: 1 1
> </pre></code>
> after WordDelimiterFilter:
> <code><pre>
> tokens: wi fi wireles network
> positions: 1 2 3 4
> </pre></code>
> but should be:
> <code><pre>
> tokens: wi fi wireles network
> positions: 1 2 1 2
> </pre></code>
> See a patch for Solr 4.3.1 configs, which demonstrates the bug if "wi.fi.
> router" is analyzed in name_syn field.
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