Coverage Report - org.crosswire.jsword.index.lucene.analysis.XRefAnalyzer
 
Classes in this File Line Coverage Branch Coverage Complexity
XRefAnalyzer
0%
0/13
0%
0/2
1.25
 
 1  
 /**
 2  
  * Distribution License:
 3  
  * JSword is free software; you can redistribute it and/or modify it under
 4  
  * the terms of the GNU Lesser General Public License, version 2.1 or later
 5  
  * as published by the Free Software Foundation. This program is distributed
 6  
  * in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
 7  
  * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 8  
  * See the GNU Lesser General Public License for more details.
 9  
  *
 10  
  * The License is available on the internet at:
 11  
  *      http://www.gnu.org/copyleft/lgpl.html
 12  
  * or by writing to:
 13  
  *      Free Software Foundation, Inc.
 14  
  *      59 Temple Place - Suite 330
 15  
  *      Boston, MA 02111-1307, USA
 16  
  *
 17  
  * © CrossWire Bible Society, 2007 - 2016
 18  
  *
 19  
  */
 20  
 package org.crosswire.jsword.index.lucene.analysis;
 21  
 
 22  
 import java.io.IOException;
 23  
 import java.io.Reader;
 24  
 
 25  
 import org.apache.lucene.analysis.TokenStream;
 26  
 import org.apache.lucene.analysis.WhitespaceTokenizer;
 27  
 import org.crosswire.jsword.book.Book;
 28  
 
 29  
 /**
 30  
  * A specialized analyzer that normalizes Cross References.
 31  
  * 
 32  
  * @see gnu.lgpl.License The GNU Lesser General Public License for details.
 33  
  * @author DM Smith
 34  
  */
 35  
 public class XRefAnalyzer extends AbstractBookAnalyzer {
 36  
     /**
 37  
      * Construct a default XRefAnalyzer.
 38  
      */
 39  0
     public XRefAnalyzer() {
 40  0
     }
 41  
 
 42  
     /**
 43  
      * Construct an XRefAnalyzer tied to a book.
 44  
      * 
 45  
      * @param book the book
 46  
      */
 47  0
     public XRefAnalyzer(Book book) {
 48  0
         setBook(book);
 49  0
     }
 50  
 
 51  
     /*
 52  
      * (non-Javadoc)
 53  
      * 
 54  
      * @see org.apache.lucene.analysis.Analyzer#tokenStream(java.lang.String,
 55  
      * java.io.Reader)
 56  
      */
 57  
     @Override
 58  
     public TokenStream tokenStream(String fieldName, Reader reader) {
 59  0
         return new KeyFilter(getBook(), new WhitespaceTokenizer(reader));
 60  
     }
 61  
 
 62  
     /* (non-Javadoc)
 63  
      * @see org.apache.lucene.analysis.Analyzer#reusableTokenStream(java.lang.String, java.io.Reader)
 64  
      */
 65  
     @Override
 66  
     public TokenStream reusableTokenStream(String fieldName, Reader reader) throws IOException {
 67  0
         SavedStreams streams = (SavedStreams) getPreviousTokenStream();
 68  0
         if (streams == null) {
 69  0
             streams = new SavedStreams(new WhitespaceTokenizer(reader));
 70  0
             streams.setResult(new KeyFilter(getBook(), streams.getResult()));
 71  0
             setPreviousTokenStream(streams);
 72  
         } else {
 73  0
             streams.getSource().reset(reader);
 74  
         }
 75  0
         return streams.getResult();
 76  
     }
 77  
 }