Toronto != toronto. From the javadocs for StandardAnalyzer:
Filters StandardTokenizer with StandardFilter, LowerCaseFilter and StopFilter,
LowerCaseFilter does what you would expect.
--
Ian.
On Fri, Oct 3, 2014 at 3:52 AM, Xu Chu <1989ch...@gmail.com> wrote:
> Hi everyone
>
> In the following piece of code, Query test1 returns result, while Query test2
> does not return result!! Obviously “Toronto” is appearing in the doc.
> Can any one tell me what’s wrong?
>
> Thanks
>
>
>
> private static void testRAMSpam() throws IOException
> {
> RAMDirectory directory = new RAMDirectory();
> Analyzer analyzer = new
> StandardAnalyzer(Version.LUCENE_4_10_0);
> IndexWriterConfig iwc = new
> IndexWriterConfig(Version.LUCENE_4_10_0, analyzer);
>
> IndexWriter writer = new IndexWriter(directory, iwc);
> Document doc = new Document();
> doc.add(new TextField("f",
> "Project X took place in Waterloo. It was successful",
> Field.Store.YES));
> writer.addDocument(doc);
>
>
> doc = new Document();
> doc.add(new TextField("f",
> "Project Y took place in Toronto. It was also good.",
> Field.Store.YES));
> writer.addDocument(doc);
> writer.close();
>
> IndexReader reader = IndexReader.open(directory);
> IndexSearcher searcher = new IndexSearcher(reader);
>
> SpanTermQuery test1 = new SpanTermQuery(new Term("f",
> "good"));
> System.out.println("test span query: " + test1.toString());
> TopDocs results1 = searcher.search(test1, 100);
> System.out.println("num result 1 : " + results1.totalHits);
>
>
> SpanTermQuery test2 = new SpanTermQuery(new Term("f",
> "Toronto"));
> System.out.println("test span query: " + test2.toString());
> TopDocs results2 = searcher.search(test2, 100);
> System.out.println("num result 2: " + results2.totalHits);
> }
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