Mercurial > jhg

annotate src/org/tmatesoft/hg/util/PathRewrite.java @ 158:b413b16d10a5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Integer offsets and file length explictly, rather than casts throughout code. Inflater may benefit from total length hint, but shall calculate it by its own if needed
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 09 Mar 2011 13:16:37 +0100
parents 37a34044e6bd
children a415fe296a50
rev   line source
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1 /*
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
2 * Copyright (c) 2011 TMate Software Ltd
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
3 *
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
4 * This program is free software; you can redistribute it and/or modify
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
5 * it under the terms of the GNU General Public License as published by
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
6 * the Free Software Foundation; version 2 of the License.
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
7 *
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
8 * This program is distributed in the hope that it will be useful,
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
11 * GNU General Public License for more details.
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
12 *
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
13 * For information on how to redistribute this software under
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
14 * the terms of a license other than GNU General Public License
102
a3a2e5deb320 Updated contact address to support@hg4j.com
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 93
diff changeset
15 * contact TMate Software at support@hg4j.com
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
17 package org.tmatesoft.hg.util;
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
19 import java.util.LinkedList;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
20 import java.util.List;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
21
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
22 /**
142
37a34044e6bd More reasonable use of path normalizer and path.source
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 141
diff changeset
23 * File names often need transformations, like Windows-style path to Unix or human-readable data file name to storage location.
37a34044e6bd More reasonable use of path normalizer and path.source
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 141
diff changeset
24 *
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
25 * @author Artem Tikhomirov
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
26 * @author TMate Software Ltd.
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
27 */
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
28 public interface PathRewrite {
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
29
141
8248aae33f7d Adopt FileIterator moving towards WCStatusCollector parameterizing. Improved path handling, move 'em around
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 102
diff changeset
30 // XXX think over CharSequence use instead of String
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
31 public String rewrite(String path);
93
d55d4eedfc57 Switch to Path instead of String in filenames returned by various status operations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 74
diff changeset
32
d55d4eedfc57 Switch to Path instead of String in filenames returned by various status operations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 74
diff changeset
33 public static class Empty implements PathRewrite {
d55d4eedfc57 Switch to Path instead of String in filenames returned by various status operations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 74
diff changeset
34 public String rewrite(String path) {
d55d4eedfc57 Switch to Path instead of String in filenames returned by various status operations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 74
diff changeset
35 return path;
d55d4eedfc57 Switch to Path instead of String in filenames returned by various status operations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 74
diff changeset
36 }
d55d4eedfc57 Switch to Path instead of String in filenames returned by various status operations
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 74
diff changeset
37 }
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
38
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
39 public class Composite implements PathRewrite {
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
40 private List<PathRewrite> chain;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
41
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
42 public Composite(PathRewrite... e) {
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
43 LinkedList<PathRewrite> r = new LinkedList<PathRewrite>();
142
37a34044e6bd More reasonable use of path normalizer and path.source
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 141
diff changeset
44 for (int i = 0; e != null && i < e.length; i++) {
37a34044e6bd More reasonable use of path normalizer and path.source
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 141
diff changeset
45 r.addLast(e[i]);
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
46 }
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
47 chain = r;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
48 }
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
49 public Composite chain(PathRewrite e) {
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
50 chain.add(e);
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
51 return this;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
52 }
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
53
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
54 public String rewrite(String path) {
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
55 for (PathRewrite pr : chain) {
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
56 path = pr.rewrite(path);
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
57 }
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
58 return path;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
59 }
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 64
diff changeset
60 }
64
19e9e220bf68 Convenient commands constitute hi-level API. org.tmatesoft namespace, GPL2 statement
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
61 }