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From David Miranda <david.b.mira...@gmail.com>
Subject Re: Searching within a Search Result
Date Tue, 06 Aug 2013 20:55:13 GMT
I experimented with the previous code, but no results are returned from the
index. Someone can give me an example? I have been for some time trying to
implement this functionality.

Thanks.

2013/8/6 David Miranda <david.b.miranda@gmail.com>

> Do this with the BooleanQuery:
>
>> Query q1 = new QueryParser(Version.LUCENE_43, "label", analyzer
>> ).parse(label);
>> Query q2 = new QueryParser(Version.LUCENE_43, "abstract", analyzer
>> ).parse(abstract);
>> BooleanQuery bq = new BooleanQuery();
>> booleanQuery.add(q1,BooleanClause.Occur.MUST);
>> booleanQuery.add(q2,BooleanClause.Occur.MUST);
>> Hits hits = indexSearcher.search(booleanQuery);
>
>
> This is right for what I want to do?
>
> Thanks.
>
> 2013/8/6 Ian Lea <ian.lea@gmail.com>
>
> The standard way is to combine the searches by label and abstract into
>> one query.  If using QueryParser a simple example would look something
>> like label:aaa abstract:bbb abstract:ccc.  You can get the same
>> effect, with more flexibility, by building a BooleanQuery in code.
>>
>> Also consider using a Filter e.g. QueryWrapperFilter on a query for
>> label:aaa with the query generated by QueryParser or direct
>> construction of a TermQuery.  See also CachingWrapperFilter if the
>> index isn't constantly changing.
>>
>>
>> --
>> Ian.
>>
>>
>> On Tue, Aug 6, 2013 at 3:19 PM, David Miranda <david.b.miranda@gmail.com>
>> wrote:
>> > Hi,
>> >
>> > I have a Lucene index that has the fields label and abstract.
>> >
>> > I want to do is first do a search by label field, for this i use:
>> >
>> > TopScoreDocCollector collector = TopScoreDocCollector.create(MAX_HITS,
>> true
>> >> );
>> >> searcher.search(q, collector);
>> >> ScoreDoc[] hits = collector.topDocs().scoreDocs;
>> >
>> >
>> > After the results of the first survey, I want to do a search in the
>> > abstract field only in results obtained from the first survey.
>> >
>> > How i do this?
>> > Thanks in advance.
>> >
>> > David
>>
>> ---------------------------------------------------------------------
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>>
>>
>
>
> --
> Cumprimentos,
> David Miranda
>



-- 
Cumprimentos,
David Miranda

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