Ahmet Arslan wrote:
>
>
>> Can anyone tell me how I can search my index for $ or £.
>
> $ or £ or euro character are not reserved characters that are specified in
> QueryParser. I just verified it using the code below: (in Lucene 2.4.1)
>
> org.apache.lucene.queryParser.QueryParser qp = new
> org.apache.lucene.queryParser.QueryParser("title", new
> WhitespaceAnalyzer());
> Query q = qp.parse("$ahmet$ AND £arslan£ te$s£t");
> System.out.println(q.toString());
>
> Where the output is : +title:$ahmet$ +title:£arslan£ title:te$s£t
>
> Probably your analyzer is eating up those characters. Are you using
> StandardAnalyzer or SimpleAnalyzer? LetterTokenizer and StandardTokenizer
> breaks/splits words at those characters. If thats the cause of the
> problem, use something like WhitespaceAnalyzer or construct your queries
> programmatically using Lucene Query API. e.g. TermQuery etc.
>
Thanks for the suggestions. I had tried SimpleAnalyzer and StandardAnalyzer
within Luke. When I switched to WhitespaceAnalyzer the $ and £ symbols were
maintained.
Within my own Application we seem to be using a custom Analyzer that sub
classes Analyzer. What is the implication of switch the base class to
WhitespaceAnalyzer?
Thanks,
Chris
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