Thanks for your response, Ahmet! I agree, a meaningful phrase query should have at least two terms. However, why should the query "john" (without wildcard) then work?
I'm trying to figure out if I can use ComplexPhraseQueryParser as a default in my application or if I have to handle some cases differently. Otmar On Tue, Dec 20, 2016 at 3:17 PM, Ahmet Arslan <iori...@yahoo.com.invalid> wrote: > Hi Otmar, > > A single term inside quotes is meaningless. A phrase query should have at > least two terms in it, shouldn't it? > > What is your intention with a such "john*" query? > > Ahmet > > > On Tuesday, December 20, 2016 4:56 PM, Otmar Caduff <ocad...@gmail.com> > wrote: > > > > Hi, > > I have an index with a single document with a field "field" and textual > content "johnny peters" and I am using > org.apache.lucene.queryparser.complexPhrase.ComplexPhraseQueryParser to > parse the query: > field: (john* peter) > When searching with this query, I am getting the document as expected. > However with this query: > field: ("john*" "peter") > I am getting the following exception: > Exception in thread "main" java.lang.IllegalArgumentException: Unknown > query type "org.apache.lucene.search.PrefixQuery" found in phrase query > string "john*" > at > org.apache.lucene.queryparser.complexPhrase.ComplexPhraseQueryParser$ > ComplexPhraseQuery.rewrite(ComplexPhraseQueryParser.java:268) > at org.apache.lucene.search.BooleanQuery.rewrite(BooleanQuery.java:278) > at org.apache.lucene.search.IndexSearcher.rewrite(IndexSearcher.java:836) > at > org.apache.lucene.search.IndexSearcher.createNormalizedWeight( > IndexSearcher.java:886) > at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:535) > at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:744) > at > org.apache.lucene.search.IndexSearcher.searchAfter(IndexSearcher.java:460) > at org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:489) > at ComplexQueryTest.main(ComplexQueryTest.java:36) > > Note: the exception is not thrown during the parse() method call, but > during the search() method call. > > I don't see why the ComplexQueryParser can't handle this. Am I misusing it? > Or should I file a bug on Jira? > > I'm on Lucene 5.5.1, but the situation looks the same on 6.3.0. Any help is > appreciated! > > Otmar > > The code to reproduce my issue: > > > import org.apache.lucene.analysis.standard.StandardAnalyzer; > import org.apache.lucene.document.Document; > import org.apache.lucene.document.Field.Store; > import org.apache.lucene.document.TextField; > import org.apache.lucene.index.DirectoryReader; > import org.apache.lucene.index.IndexReader; > import org.apache.lucene.index.IndexWriter; > import org.apache.lucene.index.IndexWriterConfig; > import org.apache.lucene.queryparser.complexPhrase. > ComplexPhraseQueryParser; > import org.apache.lucene.search.IndexSearcher; > import org.apache.lucene.search.Query; > import org.apache.lucene.search.TopDocs; > import org.apache.lucene.store.RAMDirectory; > > public class ComplexQueryTest { > > public static void main(String[] args) throws Throwable { > RAMDirectory directory = new RAMDirectory(); > IndexWriter writer = new IndexWriter(directory, new IndexWriterConfig(new > StandardAnalyzer())); > > Document doc1 = new Document(); > doc1.add(new TextField("field", "johnny peters", Store.NO)); > writer.addDocument(doc1); > > writer.commit(); > writer.close(); > > IndexReader reader = DirectoryReader.open(directory); > IndexSearcher searcher = new IndexSearcher(reader); > ComplexPhraseQueryParser parser = new ComplexPhraseQueryParser("field", > new > StandardAnalyzer()); > TopDocs topDocs; > > Query queryOk = parser.parse("field: (john* peters)"); > topDocs = searcher.search(queryOk, 2); > System.out.println("found " + topDocs.totalHits + " docs"); > > Query queryFail = parser.parse("field: (\"john*\" \"peters\")"); > topDocs = searcher.search(queryFail, 2); // -----> throws the above > mentioned exception > System.out.println("found " + topDocs.totalHits + " docs"); > > } > > } > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > >