Mercurial > jhg

annotate src/org/tmatesoft/hg/internal/EncodeDirPathHelper.java @ 680:58a6900f845d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Blame: alternative strategy to handle merge revisions: map(diff(p1->base->p2)) to understand merge intentions better
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Sun, 21 Jul 2013 17:15:34 +0200
parents 5e0313485eef
children
rev   line source
616
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1 /*
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
2 * Copyright (c) 2013 TMate Software Ltd
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
3 *
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
4 * This program is free software; you can redistribute it and/or modify
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
5 * it under the terms of the GNU General Public License as published by
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
6 * the Free Software Foundation; version 2 of the License.
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
7 *
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
8 * This program is distributed in the hope that it will be useful,
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
11 * GNU General Public License for more details.
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
12 *
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
13 * For information on how to redistribute this software under
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
14 * the terms of a license other than GNU General Public License
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
15 * contact TMate Software at support@hg4j.com
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
17 package org.tmatesoft.hg.internal;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
19 import java.util.regex.Matcher;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
20 import java.util.regex.Pattern;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
21
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
22 import org.tmatesoft.hg.util.PathRewrite;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
23
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
24 /**
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
25 * <blockquote cite="http://mercurial.selenic.com/wiki/FileFormats#data.2F">Directory names ending in .i or .d have .hg appended</blockquote>
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
26 *
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
27 * @see http://mercurial.selenic.com/wiki/FileFormats#data.2F
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
28 * @author Artem Tikhomirov
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
29 * @author TMate Software Ltd.
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
30 */
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
31 final class EncodeDirPathHelper implements PathRewrite {
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
32 private final Pattern suffix2replace;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
33
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
34 public EncodeDirPathHelper() {
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
35 suffix2replace = Pattern.compile("\\.([id]|hg)/");
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
36 }
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
37
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
38 public CharSequence rewrite(CharSequence p) {
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
39 Matcher suffixMatcher = suffix2replace.matcher(p);
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
40 CharSequence path;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
41 // Matcher.replaceAll, but without extra toString
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
42 boolean found = suffixMatcher.find();
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
43 if (found) {
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
44 StringBuffer sb = new StringBuffer(p.length() + 20);
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
45 do {
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
46 suffixMatcher.appendReplacement(sb, ".$1.hg/");
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
47 } while (found = suffixMatcher.find());
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
48 suffixMatcher.appendTail(sb);
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
49 path = sb;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
50 } else {
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
51 path = p;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
52 }
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
53 return path;
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
54 }
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
55
5e0313485eef encode directories as demanded by fncache format
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
56 }