Mercurial > jhg

annotate src/org/tmatesoft/hg/internal/FileSystemHelper.java @ 631:8a5cdcb27b8f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
AIOOBE in HgManifest.RevisionMapper. Provide more details about exception context. Create lock file atomically. Test concurrent pull-rebase and read
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 30 May 2013 15:24:17 +0200
parents 4e6179bde4fc
children 661e77dc88ba
rev   line source
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1 /*
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
2 * Copyright (c) 2013 TMate Software Ltd
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
3 *
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
4 * This program is free software; you can redistribute it and/or modify
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
5 * it under the terms of the GNU General Public License as published by
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
6 * the Free Software Foundation; version 2 of the License.
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
7 *
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
8 * This program is distributed in the hope that it will be useful,
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
11 * GNU General Public License for more details.
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
12 *
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
13 * For information on how to redistribute this software under
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
14 * the terms of a license other than GNU General Public License
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
15 * contact TMate Software at support@hg4j.com
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
17 package org.tmatesoft.hg.internal;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
19 import static org.tmatesoft.hg.util.LogFacility.Severity.Warn;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
20
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
21 import java.io.File;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
22 import java.io.IOException;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
23 import java.nio.ByteBuffer;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
24 import java.util.ArrayList;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
25 import java.util.Arrays;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
26 import java.util.Collections;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
27 import java.util.List;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
28
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
29 import org.tmatesoft.hg.core.SessionContext;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
30
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
31 /**
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
32 * TODO Merge with RegularFileStats
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
33 *
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
34 * @author Artem Tikhomirov
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
35 * @author TMate Software Ltd.
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
36 */
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
37 public class FileSystemHelper {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
38
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
39 private final SessionContext ctx;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
40 private final List<String> linkCmd, chmodCmd, statCmd;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
41 private final ProcessExecHelper execHelper;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
42
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
43 public FileSystemHelper(SessionContext sessionContext) {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
44 ctx = sessionContext;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
45 if (Internals.runningOnWindows()) {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
46 linkCmd = Arrays.asList("mklink", "%1", "%2");
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
47 chmodCmd = Collections.emptyList();
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
48 statCmd = Collections.emptyList();
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
49 } else {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
50 linkCmd = Arrays.asList("/bin/ln", "-s", "%2", "%1");
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
51 chmodCmd = Arrays.asList("/bin/chmod", "+x", "%1");
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
52 statCmd = Arrays.asList("stat", "--format=%a", "%1");
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
53 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
54 execHelper = new ProcessExecHelper();
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
55 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
56
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
57 public void createSymlink(File parentDir, String linkName, byte[] target) throws IOException {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
58 ArrayList<String> command = new ArrayList<String>(linkCmd);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
59 command.set(command.indexOf("%1"), linkName);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
60 String targetFilename = Internals.getFileEncoding(ctx).decode(ByteBuffer.wrap(target)).toString();
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
61 command.set(command.indexOf("%2"), targetFilename);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
62 execHelper.cwd(parentDir);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
63 try {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
64 execHelper.exec(command);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
65 } catch (InterruptedException ex) {
622
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
66 IOException e = new IOException();
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
67 ex.initCause(ex); // XXX Java 1.5
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
68 throw e;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
69 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
70 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
71
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
72 public void setExecutableBit(File parentDir, String fname) throws IOException {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
73 if (chmodCmd.isEmpty()) {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
74 return;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
75 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
76 ArrayList<String> command = new ArrayList<String>(chmodCmd);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
77 command.set(command.indexOf("%1"), fname);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
78 execHelper.cwd(parentDir);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
79 try {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
80 execHelper.exec(command);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
81 } catch (InterruptedException ex) {
622
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
82 IOException e = new IOException();
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
83 ex.initCause(ex); // XXX Java 1.5
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
84 throw e;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
85 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
86 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
87
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
88 public int getFileMode(File file, int defaultValue) throws IOException {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
89 if (statCmd.isEmpty()) {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
90 return defaultValue;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
91 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
92 ArrayList<String> command = new ArrayList<String>(statCmd);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
93 command.set(command.indexOf("%1"), file.getAbsolutePath());
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
94 String result = null;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
95 try {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
96 result = execHelper.exec(command).toString().trim();
622
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
97 if (result.length() == 0) { // XXX Java 1.5 isEmpty()
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
98 return defaultValue;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
99 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
100 return Integer.parseInt(result, 8);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
101 } catch (InterruptedException ex) {
622
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
102 IOException e = new IOException();
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
103 ex.initCause(ex); // XXX Java 1.5
4e6179bde4fc Update to comply with Java 1.5 target
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
104 throw e;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
105 } catch (NumberFormatException ex) {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
106 ctx.getLog().dump(getClass(), Warn, ex, String.format("Bad value for access rights:%s", result));
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
107 return defaultValue;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
108 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
109 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
110 }