01: package org.jacorb.notification.util;
02:
03: /*
04: * JacORB - a free Java ORB
05: *
06: * Copyright (C) 1999-2004 Gerald Brose
07: *
08: * This library is free software; you can redistribute it and/or
09: * modify it under the terms of the GNU Library General Public
10: * License as published by the Free Software Foundation; either
11: * version 2 of the License, or (at your option) any later version.
12: *
13: * This library is distributed in the hope that it will be useful,
14: * but WITHOUT ANY WARRANTY; without even the implied warranty of
15: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16: * Library General Public License for more details.
17: *
18: * You should have received a copy of the GNU Library General Public
19: * License along with this library; if not, write to the Free
20: * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21: *
22: */
23:
24: /**
25: * This is a Wrapper around a PatternMatcher.
26: *
27: * @author Alphonse Bendt
28: * @version $Id: PatternWrapper.java,v 1.13 2006/11/24 14:14:48 alphonse.bendt Exp $
29: */
30:
31: public abstract class PatternWrapper {
32: private final static Class sDefaultInstance = JDK14PatternWrapper.class;
33:
34: public static PatternWrapper init(String patternString) {
35: try {
36: PatternWrapper _wrapper;
37: _wrapper = (PatternWrapper) sDefaultInstance.newInstance();
38: _wrapper.compile(patternString);
39:
40: return _wrapper;
41: } catch (Exception e) {
42: throw new RuntimeException(e.toString());
43: }
44: }
45:
46: public abstract void compile(String pattern);
47:
48: /**
49: * Match the given input against this pattern.
50: *
51: * @param text
52: * the input to be matched
53: * @return the index of the last character matched, plus one or zero if the pattern did not
54: * match.
55: */
56:
57: public abstract int match(String text);
58: }
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