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Posted to solr-dev@lucene.apache.org by "Koji Sekiguchi (JIRA)" <ji...@apache.org> on 2009/12/14 10:28:18 UTC
[jira] Issue Comment Edited: (SOLR-1653) add
PatternReplaceCharFilter
[ https://issues.apache.org/jira/browse/SOLR-1653?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12790056#action_12790056 ]
Koji Sekiguchi edited comment on SOLR-1653 at 12/14/09 9:27 AM:
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Ok. I'll show you same samples ;-)
||INPUT||groupedPattern||replaceGroups||OUTPUT||comment||
|see-ing looking|(\w+)(ing)|1|see-ing look|remove "ing" from the end of word|
|see-ing looking|(\w+)ing|1|see-ing look|same as above. 2nd parentheses can be omitted|
|No.1 NO. no. 543|[nN][oO]\.\s*(\d+)|{#},1|#1 NO. #543|sample for literal. do not forget to set blockDelimiters other than period when you use period in groupedPattern|
|abc-1234-5678|(\w+)--(\d+)--(\d+)|3,{--},1,{--},2|5678-abc-1234|change the order of the groups|
was (Author: koji):
Ok. I'll show you same samples ;-)
||INPUT||groupedPattern||replaceGroups||OUTPUT||comment||
|see-ing looking|(\w+)(ing)|1|see-ing look|remove "ing" from the end of word|
|see-ing looking|(\w+)ing|1|see-ing look|same as above. 2nd parentheses can be omitted|
|No.1 NO. no. 543|[nN][oO]\.\s*(\d+)|{#},1|#1 NO. #543|sample for literal. do not forget to set blockDelimiters other than period when you use period in groupedPattern|
|abc-1234-5678|(\w+)-(\d+)-(\d+)|3,{-},1,{-},2|5678-abc-1234|change the order of the groups|
> add PatternReplaceCharFilter
> ----------------------------
>
> Key: SOLR-1653
> URL: https://issues.apache.org/jira/browse/SOLR-1653
> Project: Solr
> Issue Type: New Feature
> Components: Schema and Analysis
> Affects Versions: 1.4
> Reporter: Koji Sekiguchi
> Assignee: Koji Sekiguchi
> Priority: Minor
> Fix For: 1.5
>
> Attachments: SOLR-1653.patch
>
>
> Add a new CharFilter that uses a regular expression for the target of replace string in char stream.
> Usage:
> {code:title=schema.xml}
> <fieldType name="textCharNorm" class="solr.TextField" positionIncrementGap="100" >
> <analyzer>
> <charFilter class="solr.PatternReplaceCharFilterFactory"
> groupedPattern="([nN][oO]\.)\s*(\d+)"
> replaceGroups="1,2" blockDelimiters=":;"/>
> <charFilter class="solr.MappingCharFilterFactory" mapping="mapping-ISOLatin1Accent.txt"/>
> <tokenizer class="solr.WhitespaceTokenizerFactory"/>
> </analyzer>
> </fieldType>
> {code}
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