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Java > Open Source Codes > org > archive > crawler > deciderules > NotMatchesListRegExpDecideRule


1 /* NotMatchesListRegExpDecideRule
2  *
3  * $Id: NotMatchesListRegExpDecideRule.java,v 1.1.16.1 2007/01/13 01:31:15 stack-sf Exp $
4  *
5  * Created on 30.5.2005
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 regexp.
31  *
32  * @author Kristinn Sigurdsson
33  */
34 public class NotMatchesListRegExpDecideRule extends MatchesListRegExpDecideRule {
35
36     private static final long serialVersionUID = 8691360087063555583L;
37
38     //private static final Logger logger =
39 // Logger.getLogger(NotMatchesListRegExpDecideRule.class.getName());
40
41
42     /**
43      * Usual constructor.
44      * @param name
45      */
46     public NotMatchesListRegExpDecideRule(String JavaDoc name) {
47         super(name);
48         setDescription("NotMatchesListRegExpDecideRule. Applies the configured " +
49             "decision to URIs *not* matching the supplied regular " +
50             "expressions. The list of regular expressions can be " +
51             "considered logically AND or OR. " +
52             "NOTE: This means that if there are no regular expressions in " +
53             "the list, this rule will apply to *all* URIs!");
54     }
55
56     /**
57      * Evaluate whether given object's string version does not match
58      * configured regexps (by reversing the superclass's answer).
59      *
60      * @param object Object to make decision about.
61      * @return true if the regexps are not matched
62      */
63     protected boolean evaluate(Object JavaDoc object) {
64         return ! super.evaluate(object);
65     }
66 }
67
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