0 hits while using pharsequery

[Vallaru smitha]

import java.io.IOException;

import org.apache.lucene.analysis.WhitespaceAnalyzer;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.Term;
import org.apache.lucene.queryParser.ParseException;
import org.apache.lucene.search.BooleanClause;
import org.apache.lucene.search.BooleanQuery;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.PhraseQuery;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TopScoreDocCollector;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.RAMDirectory;
import org.apache.lucene.util.Version;

public class PharseQuery {
  public static void main(String[] args) throws IOException, ParseException {
    // 0. Specify the analyzer for tokenizing text.
    //    The same analyzer should be used for indexing and searching
   // StandardAnalyzer analyzer = new StandardAnalyzer(Version.LUCENE_CURRENT);
WhitespaceAnalyzer wanalyzer= new WhitespaceAnalyzer();
    // 1. create the index
    Directory index = new RAMDirectory();

    // the boolean arg in the IndexWriter ctor means to
    // create a new index, overwriting any existing index
   IndexWriter w = new IndexWriter(index, wanalyzer, true,
      IndexWriter.MaxFieldLength.UNLIMITED);
    
    
    addDoc(w, "Lucene in Action");
    addDoc(w, "Lucene for Dummies");
    addDoc(w, "Managing Gigabytes");
    addDoc(w, "The Art of Computer Science");
    w.close();

    String str ="Lucene in Action";
    
    String[] phrase = str.toLowerCase().split(" "); 
    
    BooleanQuery bQuery = new BooleanQuery();  
    PhraseQuery pQuery = new PhraseQuery();
      for (int i = 0; i < phrase.length; i++) {
    	  System.out.println("phase:  " +phrase[i] );
    	  pQuery.add(new Term("name", phrase[i])); 
    	  
    	  } 
    pQuery.setSlop(0); 
    bQuery.add(pQuery, BooleanClause.Occur.MUST);
    
    
   
    // 3. search
   int hitsPerPage = 10;
   IndexSearcher searcher = new IndexSearcher(index, true);
   TopScoreDocCollector collector = TopScoreDocCollector.create(hitsPerPage, true);
   System.out.println("collector" + collector);
   searcher.search(bQuery, collector);
   ScoreDoc[] hits = collector.topDocs().scoreDocs;
   
   // 4. display results
   System.out.println("Found " + hits.length + " hits.");
   for(int i=0;i<hits.length;++i) {
     int docId = hits[i].doc;
     Document d = searcher.doc(docId);
     System.out.println((i + 1) + ". " + d.get("name"));
   }

   // searcher can only be closed when there
   // is no need to access the documents any more. 
   searcher.close();
  }

  private static void addDoc(IndexWriter w, String value) throws IOException {
    Document doc = new Document();
    doc.add(new Field("name", value, Field.Store.YES, Field.Index.ANALYZED));
    w.addDocument(doc);
  }
}

when I run the above program I get 0 hits. Can anybody suggest me where I am going wrong

Thanks in advance
Smitha
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