Mercurial > jhg

comparison hg4j/src/main/java/org/tmatesoft/hg/util/PathRewrite.java @ 213:6ec4af642ba8 gradle

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Project uses Gradle for build - actual changes
author Alexander Kitaev <kitaev@gmail.com>
date Tue, 10 May 2011 10:52:53 +0200
parents
children
comparison
equal deleted inserted replaced
212:edb2e2829352 213:6ec4af642ba8
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@hg4j.com
16 */
17 package org.tmatesoft.hg.util;
18
19 import java.util.LinkedList;
20 import java.util.List;
21
22 /**
23 * File names often need transformations, like Windows-style path to Unix or human-readable data file name to storage location.
24 *
25 * @author Artem Tikhomirov
26 * @author TMate Software Ltd.
27 */
28 public interface PathRewrite {
29
30 // XXX think over CharSequence use instead of String
31 public String rewrite(String path);
32
33 public static class Empty implements PathRewrite {
34 public String rewrite(String path) {
35 return path;
36 }
37 }
38
39 public class Composite implements PathRewrite {
40 private List<PathRewrite> chain;
41
42 public Composite(PathRewrite... e) {
43 LinkedList<PathRewrite> r = new LinkedList<PathRewrite>();
44 for (int i = 0; e != null && i < e.length; i++) {
45 r.addLast(e[i]);
46 }
47 chain = r;
48 }
49 public Composite chain(PathRewrite e) {
50 chain.add(e);
51 return this;
52 }
53
54 public String rewrite(String path) {
55 for (PathRewrite pr : chain) {
56 path = pr.rewrite(path);
57 }
58 return path;
59 }
60 }
61 }