1  // HTMLParser Library $Name: v1_6_20060319 $ - A java-based parser for HTML
 2  // http://sourceforge.org/projects/htmlparser
 3  // Copyright (C) 2004 Somik Raha
 4  //
 5  // Revision Control Information
 6  //
 7  // $Source: /cvsroot/htmlparser/htmlparser/src/org/htmlparser/visitors/LinkFindingVisitor.java,v $
 8  // $Author: derrickoswald $
 9  // $Date: 2004/05/24 00:38:19 $
10  // $Revision: 1.36 $
11  //
12  // This library is free software; you can redistribute it and/or
13  // modify it under the terms of the GNU Lesser General Public
14  // License as published by the Free Software Foundation; either
15  // version 2.1 of the License, or (at your option) any later version.
16  //
17  // This library is distributed in the hope that it will be useful,
18  // but WITHOUT ANY WARRANTY; without even the implied warranty of
19  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20  // Lesser General Public License for more details.
21  //
22  // You should have received a copy of the GNU Lesser General Public
23  // License along with this library; if not, write to the Free Software
24  // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25  //
26  
27  package org.htmlparser.visitors;
28  
29  import java.util.Locale;
30  import org.htmlparser.tags.LinkTag;
31  
32  import org.htmlparser.Tag;
33  
34  public class LinkFindingVisitor extends NodeVisitor
35  {
36      private String linkTextToFind;
37      private int count;
38      private Locale locale;
39  
40      public LinkFindingVisitor (String linkTextToFind)
41      {
42          this (linkTextToFind, null);
43      }
44  
45      public LinkFindingVisitor (String linkTextToFind, Locale locale)
46      {
47          count = 0;
48          this.locale = (null == locale) ? Locale.ENGLISH : locale;
49          this.linkTextToFind = linkTextToFind.toUpperCase (this.locale);
50      }
51  
52      public void visitTag(Tag tag)
53      {
54          if (tag instanceof LinkTag)
55              if (-1 != ((LinkTag)tag).getLinkText ().toUpperCase (locale).indexOf (linkTextToFind))
56                  count++;
57      }
58  
59      public boolean linkTextFound()
60      {
61          return (0 != count);
62      }
63  
64      public int getCount()
65      {
66          return (count);
67      }
68  
69  }