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comparison src/org/tmatesoft/hg/internal/PathRegexpMatcher.java @ 114:46291ec605a0

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Filters to read and initialize according to configuration files
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 03 Feb 2011 22:13:55 +0100
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children 7567f4a42fe5
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113:67ae317408c9 114:46291ec605a0
1 /*
2 * Copyright (c) 2011 TMate Software Ltd
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * For information on how to redistribute this software under
14 * the terms of a license other than GNU General Public License
15 * contact TMate Software at support@svnkit.com
16 */
17 package org.tmatesoft.hg.internal;
18
19 import java.util.regex.Pattern;
20 import java.util.regex.PatternSyntaxException;
21
22 import org.tmatesoft.hg.core.Path;
23 import org.tmatesoft.hg.core.Path.Matcher;
24
25 /**
26 *
27 * @author Artem Tikhomirov
28 * @author TMate Software Ltd.
29 */
30 public class PathRegexpMatcher implements Matcher {
31 private Pattern[] patterns;
32
33 // disjunction, matches if any pattern found
34 // uses pattern.find(), not pattern.matches()
35 public PathRegexpMatcher(Pattern... p) {
36 if (p == null) {
37 throw new IllegalArgumentException();
38 }
39 patterns = p;
40 }
41
42 public PathRegexpMatcher(String... p) throws PatternSyntaxException {
43 this(compile(p));
44 }
45
46 private static Pattern[] compile(String[] p) throws PatternSyntaxException {
47 // deliberately do no check for null, let it fail
48 Pattern[] rv = new Pattern[p.length];
49 int i = 0;
50 for (String s : p) {
51 rv[i++] = Pattern.compile(s);
52 }
53 return rv;
54 }
55
56 public boolean accept(Path path) {
57 for (Pattern p : patterns) {
58 if (p.matcher(path).find()) {
59 return true;
60 }
61 }
62 return false;
63 }
64 }