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Java > Open Source Codes > net > innig > macker > rule > Pattern


1 /*______________________________________________________________________________
2  *
3  * Macker http://innig.net/macker/
4  *
5  * Copyright 2002 Paul Cantrell
6  *
7  * This program is free software; you can redistribute it and/or modify it under
8  * the terms of the GNU General Public License version 2, as published by the
9  * Free Software Foundation. See the file LICENSE.html for more information.
10  *
11  * This program is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY, including the implied warranty of MERCHANTABILITY or FITNESS
13  * FOR A PARTICULAR PURPOSE. See the license for more details.
14  *
15  * You should have received a copy of the GNU General Public License along with
16  * this program; if not, write to the Free Software Foundation, Inc. / 59 Temple
17  * Place, Suite 330 / Boston, MA 02111-1307 / USA.
18  *______________________________________________________________________________
19  */
20  
21 package net.innig.macker.rule;
22
23 import net.innig.macker.structure.ClassInfo;
24
25 public interface Pattern
26     {
27     public static final Pattern ALL =
28         new Pattern()
29             {
30             public boolean matches(EvaluationContext context, ClassInfo classInfo)
31                 { return true; }
32             public String JavaDoc toString() { return "<all>"; }
33             };
34     
35     public static final Pattern NONE =
36         new Pattern()
37             {
38             public boolean matches(EvaluationContext context, ClassInfo classInfo)
39                 { return false; }
40             public String JavaDoc toString() { return "<none>"; }
41             };
42     
43     public boolean matches(EvaluationContext context, ClassInfo classInfo)
44         throws RulesException;
45     }
46
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