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From "Hoss Man (JIRA)" <j...@apache.org>
Subject [jira] Updated: (LUCENE-25) QueryParser produces empty BooleanQueries when all clauses are stop words
Date Wed, 30 Aug 2006 17:58:24 GMT
     [ http://issues.apache.org/jira/browse/LUCENE-25?page=all ]

Hoss Man updated LUCENE-25:
---------------------------

        Summary: QueryParser produces empty BooleanQueries when all clauses are stop words
 (was: [PATCH] StopFilter does not throw out parentheses)
    Bugzilla Id:   (was: 7574)
    Component/s: QueryParser
                     (was: Analysis)
       Assignee:     (was: Lucene Developers)

revising title/component to better reflect real problem

> QueryParser produces empty BooleanQueries when all clauses are stop words
> -------------------------------------------------------------------------
>
>                 Key: LUCENE-25
>                 URL: http://issues.apache.org/jira/browse/LUCENE-25
>             Project: Lucene - Java
>          Issue Type: Bug
>          Components: QueryParser
>    Affects Versions: 1.0.2
>         Environment: Operating System: All
> Platform: PC
>            Reporter: Puk Witte
>         Attachments: patch9.txt
>
>
> When I want to do the following query (example):
> (fieldx : xxxxx OR fieldy : xxxxxxxx)AND(fieldx : stopword OR fieldy : stopword)
> it will search (after passing the Analyzer including a StopFilter) for 
> (fieldx : xxxxx OR fieldy : xxxxxx) AND() and give a wrong searchresult or a 
> NullPointerException.

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