NotMatchesFilePatternDecideRule


1   /* NotMatchesFilePatternDecideRule
2   *
3   * $Id: NotMatchesFilePatternDecideRule.java,v 1.3.18.1 2007/01/13 01:31:15 stack-sf Exp $
4   *
5   * Created on Apr 4, 2005
6   *
7   * Copyright (C) 2005 Internet Archive.
8   *
9   * This file is part of the Heritrix web crawler (crawler.archive.org).
10  *
11  * Heritrix is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU Lesser Public License as published by
13  * the Free Software Foundation; either version 2.1 of the License, or
14  * any later version.
15  *
16  * Heritrix is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU Lesser Public License for more details.
20  *
21  * You should have received a copy of the GNU Lesser Public License
22  * along with Heritrix; if not, write to the Free Software
23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
24  */
25  package org.archive.crawler.deciderules;
26  
27  
28  /**
29   * Rule applies configured decision to any URIs which do *not*
30   * match the supplied (file-pattern) regexp.
31   *
32   * @author gojomo
33   */
34  public class NotMatchesFilePatternDecideRule
35  extends MatchesFilePatternDecideRule {
36  
37      private static final long serialVersionUID = -8161371026787859554L;
38      //private static final Logger logger =
39      //    Logger.getLogger(NotMatchesRegExpDecideRule.class.getName());
40  
41      /**
42       * Usual constructor. 
43       * @param name
44       */
45      public NotMatchesFilePatternDecideRule(String   name) {
46          super(name);
47          setDescription("NotMatchesFilePatternDecideRule. Applies the " +
48              "configured decision to URIs *not* matching the configured " +
49              "(file-pattern) regular expression (Those that match are " +
50              "let PASS).");
51      }
52      
53      /**
54       * Evaluate whether given object's string version does not match 
55       * configured regexp (by reversing the superclass's answer).
56       * 
57       * @param object Object to make decision about.
58       * @return true if the regexp is not matched
59       */
60      protected boolean evaluate(Object   object) {
61          return ! super.evaluate(object);
62      }
63  }
64
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