##### Coverage Report - org.owasp.dependencycheck.data.lucene.UrlTokenizingFilter

Classes in this File | Line Coverage | Branch Coverage | Complexity
UrlTokenizingFilter |
80% | 16/20
90% | 9/10
| 4.0;4

1 |  |
     /*
2 |  |
      * This file is part of dependency-check-core.
3 |  |
      *
4 |  |
      * Dependency-check-core is free software: you can redistribute it and/or modify it
5 |  |
      * under the terms of the GNU General Public License as published by the Free
6 |  |
      * Software Foundation, either version 3 of the License, or (at your option) any
7 |  |
      * later version.
8 |  |
      *
9 |  |
      * Dependency-check-core is distributed in the hope that it will be useful, but
10 |  |
      * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 |  |
      * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
12 |  |
      * details.
13 |  |
      *
14 |  |
      * You should have received a copy of the GNU General Public License along with
15 |  |
      * dependency-check-core. If not, see http://www.gnu.org/licenses/.
16 |  |
      *
17 |  |
      * Copyright (c) 2013 Jeremy Long. All Rights Reserved.
18 |  |
      */
19 |  |
     package org.owasp.dependencycheck.data.lucene;
20 |  |
21 |  |
     import java.io.IOException;
22 |  |
     import java.net.MalformedURLException;
23 |  |
     import java.util.LinkedList;
24 |  |
     import java.util.List;
25 |  |
     import java.util.logging.Level;
26 |  |
     import java.util.logging.Logger;
27 |  |
     import org.apache.lucene.analysis.TokenStream;
28 |  |
     import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
29 |  |
     import org.owasp.dependencycheck.utils.UrlStringUtils;
30 |  |
31 |  |
     /**
32 |  |
      * <p>Takes a TokenStream and splits or adds tokens to correctly index version
33 |  |
      * numbers.</p>
34 |  |
      * <p><b>Example:</b> "3.0.0.RELEASE" -> "3 3.0 3.0.0 RELEASE
35 |  |
      * 3.0.0.RELEASE".</p>
36 |  |
      *
37 |  |
      * @author Jeremy Long (jeremy.long@owasp.org)
38 |  |
      */
39 |  |
     public final class UrlTokenizingFilter extends AbstractTokenizingFilter {
40 |  |
41 |  |
         /**
42 |  |
          * Constructs a new VersionTokenizingFilter.
43 |  |
          *
44 |  |
          * @param stream the TokenStream that this filter will process
45 |  |
          */
46 |  |
         public UrlTokenizingFilter(TokenStream stream) {
47 | 30 |
             super(stream);
48 | 30 |
         }
49 |  |
50 |  |
         /**
51 |  |
          * Increments the underlying TokenStream and sets CharTermAttributes to
52 |  |
          * construct an expanded set of tokens by concatenating tokens with the
53 |  |
          * previous token.
54 |  |
          *
55 |  |
          * @return whether or not we have hit the end of the TokenStream
56 |  |
          * @throws IOException is thrown when an IOException occurs
57 |  |
          */
58 |  |
         @Override
59 |  |
         public boolean incrementToken() throws IOException {
60 | 33027 |
             final LinkedList<String> tokens = getTokens();
61 | 33027 |
             final CharTermAttribute termAtt = getTermAtt();
62 | 33027 |
             if (tokens.size() == 0 && input.incrementToken()) {
63 | 19515 |
                 final String text = new String(termAtt.buffer(), 0, termAtt.length());
64 | 19515 |
                 if (UrlStringUtils.containsUrl(text)) {
65 | 2 |
                     final String[] parts = text.split("\\s");
66 | 4 |
                     for (String part : parts) {
67 | 2 |
                         if (UrlStringUtils.isUrl(part)) {
68 |  |
                             try {
69 | 2 |
                                 final List<String> data = UrlStringUtils.extractImportantUrlData(part);
70 | 2 |
                                 tokens.addAll(data);
71 | 0 |
                             } catch (MalformedURLException ex) {
72 | 0 |
                                 Logger.getLogger(UrlTokenizingFilter.class.getName()).log(Level.INFO, "error parsing " + part, ex);
73 | 0 |
                                 tokens.add(part);
74 | 2 |
                             }
75 |  |
                         } else {
76 | 0 |
                             tokens.add(part);
77 |  |
                         }
78 |  |
                     }
79 | 2 |
                 } else {
80 | 19513 |
                     tokens.add(text);
81 |  |
                 }
82 |  |
             }
83 | 32955 |
             return addTerm();
84 |  |
         }
85 |  |
     }