1. What is the analyzer are you using for indexing ?
2. you cannot fuzzy match field name - that for sure will throw exception
3. I would start from a simple, deterministic query object to rule out all
unlikely possibilities first before resorting to parser to generate that
for you.
On Fri, Jun 19, 2015 at 10:45 AM, Ahmet Arslan <iori...@yahoo.com.invalid>
wrote:
> Hi,
>
> Why don't you create your query with API?
>
> Term term = new Term("B", "1 2");
> Query query = new TermQuery(term);
>
> Ahmet
>
>
>
> On Friday, June 19, 2015 9:31 AM, Gimantha Bandara <giman...@wso2.com>
> wrote:
> Correction..
>
> second time I used the following code to test. Then I got the above
> IllegalStateException issue.
>
> w = new QueryParser(null, new WhitespaceAnalyzer()).parse("*B:\"1 2\"*");
>
> not the below one.
>
> w = new QueryParser(null, new WhitespaceAnalyzer()).parse("*\**"B:1 2\"*");
>
> Can someone point out the correct way to query for StringFields?
>
> Thanks,
>
> On Thu, Jun 18, 2015 at 2:12 PM, Gimantha Bandara <giman...@wso2.com>
> wrote:
>
> > Hi all,
> >
> > I have created lucene documents like below.
> >
> > Document doc = new Document();
> > doc.add(new TextField("A", "1", Field.Store.YES));
> > doc.add(new StringField("B", "1 2 3", Field.Store.NO));
> > doc.add(new TextField("Publish Date", "2010", Field.Store.NO));
> > indexWriter.addDocument(doc);
> >
> > doc = new Document();
> > doc.add(new TextField("A", "2", Field.Store.YES));
> > doc.add(new StringField("B", "1 2", Field.Store.NO));
> > doc.add(new TextField("Publish Date", "2010", Field.Store.NO));
> > indexWriter.addDocument(doc);
> >
> > doc = new Document();
> > doc.add(new TextField("A", "3", Field.Store.YES));
> > doc.add(new StringField("B", "1", Field.Store.NO));
> > doc.add(new TextField("Publish Date", "2012", Field.Store.NO));
> > indexWriter.addDocument(doc);
> >
> > Now I am using the following code to test the StringField behavior.
> >
> > Query w = null;
> > try {
> > w = new QueryParser(null, new
> WhitespaceAnalyzer()).parse("B:1
> > 2");
> > } catch (ParseException e) {
> > e.printStackTrace();
> > }
> > TopScoreDocCollector collector = TopScoreDocCollector.create(100,
> > true);
> > searcher.search(w, collector);
> > ScoreDoc[] hits = collector.topDocs(0).scoreDocs;
> > Document indexDoc;
> > for (ScoreDoc doc : hits) {
> > indexDoc = searcher.doc(doc.doc);
> > System.out.println(indexDoc.get("A"));
> > }
> >
> > Above code should print only the second document's 'A' value as it is the
> > only one where 'B' has value '1 2'. But it returns the 3rd document. So I
> > tried using double quotation marks for 'B' value as below.
> >
> > w = new QueryParser(null, new WhitespaceAnalyzer()).parse("\"B:1 2\"");
> >
> > It gives the following error.
> >
> > Exception in thread "main" java.lang.IllegalStateException: field "B" was
> > indexed without position data; cannot run PhraseQuery (term=1)
> > at
> >
> org.apache.lucene.search.PhraseQuery$PhraseWeight.scorer(PhraseQuery.java:277)
> > at org.apache.lucene.search.Weight.bulkScorer(Weight.java:131)
> > at
> > org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:618)
> > at
> > org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:309)
> Is
> > my searching query wrong? (Note: I am using whitespace analyzer
> everywhere)
> >
> > --
> > Gimantha Bandara
> > Software Engineer
> > WSO2. Inc : http://wso2.com
> > Mobile : +94714961919
>
> >
>
>
>
> --
> Gimantha Bandara
> Software Engineer
> WSO2. Inc : http://wso2.com
> Mobile : +94714961919
>
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