Mercurial > jhg

annotate src/org/tmatesoft/hg/internal/WorkingDirFileWriter.java @ 709:497e697636fc

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Report merged lines as changed block if possible, not as a sequence of added/deleted blocks. To facilitate access to merge parent lines AddBlock got mergeLineAt() method that reports index of the line in the second parent (if any), while insertedAt() has been changed to report index in the first parent always
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 21 Aug 2013 16:23:27 +0200
parents 42b88709e41d
children
rev   line source
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1 /*
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
2 * Copyright (c) 2012-2013 TMate Software Ltd
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
3 *
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
4 * This program is free software; you can redistribute it and/or modify
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
5 * it under the terms of the GNU General Public License as published by
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
6 * the Free Software Foundation; version 2 of the License.
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
7 *
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
8 * This program is distributed in the hope that it will be useful,
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
11 * GNU General Public License for more details.
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
12 *
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
13 * For information on how to redistribute this software under
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
14 * the terms of a license other than GNU General Public License
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
15 * contact TMate Software at support@hg4j.com
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
17 package org.tmatesoft.hg.internal;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
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: 572
diff changeset
20
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
21 import java.io.File;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
22 import java.io.FileOutputStream;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
23 import java.io.IOException;
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
24 import java.io.InputStream;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
25 import java.nio.ByteBuffer;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
26 import java.nio.channels.FileChannel;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
27
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
28 import org.tmatesoft.hg.core.HgFileRevision;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
29 import org.tmatesoft.hg.core.HgIOException;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
30 import org.tmatesoft.hg.repo.HgDataFile;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
31 import org.tmatesoft.hg.repo.HgManifest;
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
32 import org.tmatesoft.hg.repo.HgRuntimeException;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
33 import org.tmatesoft.hg.util.ByteChannel;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
34 import org.tmatesoft.hg.util.CancelledException;
526
2f9ed6bcefa2 Initial support for Revert command with accompanying minor refactoring
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 525
diff changeset
35 import org.tmatesoft.hg.util.LogFacility.Severity;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
36 import org.tmatesoft.hg.util.Path;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
37
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
38 /**
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
39 *
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
40 * @author Artem Tikhomirov
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
41 * @author TMate Software Ltd.
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
42 */
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
43 public class WorkingDirFileWriter implements ByteChannel {
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
44
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
45
526
2f9ed6bcefa2 Initial support for Revert command with accompanying minor refactoring
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 525
diff changeset
46 private final Internals hgRepo;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
47 private final boolean execCap, symlinkCap;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
48 private final FileSystemHelper fileFlagsHelper;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
49 private File dest;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
50 private FileChannel destChannel;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
51 private int totalBytesWritten;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
52 private ByteArrayChannel linkChannel;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
53 private int fmode;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
54
526
2f9ed6bcefa2 Initial support for Revert command with accompanying minor refactoring
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 525
diff changeset
55 public WorkingDirFileWriter(Internals internalRepo) {
2f9ed6bcefa2 Initial support for Revert command with accompanying minor refactoring
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 525
diff changeset
56 hgRepo = internalRepo;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
57 execCap = Internals.checkSupportsExecutables(internalRepo.getRepo().getWorkingDir());
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
58 symlinkCap = Internals.checkSupportsSymlinks(internalRepo.getRepo().getWorkingDir());
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
59 if (symlinkCap || execCap) {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
60 fileFlagsHelper = new FileSystemHelper(internalRepo.getSessionContext());
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
61 } else {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
62 fileFlagsHelper = null;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
63 }
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
64 }
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
65
572
becd2a1310a2 Report file object in case of error to be helpful as much as possible
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
66 /**
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
67 * Writes content of specified file revision into local filesystem, or create a symlink according to flags.
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
68 * Executable bit is set if specified and filesystem supports it.
628
6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 580
diff changeset
69 * @throws HgRuntimeException
572
becd2a1310a2 Report file object in case of error to be helpful as much as possible
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
70 */
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
71 public void processFile(final HgDataFile df, final int fileRevIndex, HgManifest.Flags flags) throws HgIOException, HgRuntimeException {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
72 processFile(df.getPath(), new Fetch() {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
73 public void readInto(ByteChannel ch) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
74 try {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
75 df.contentWithFilters(fileRevIndex, ch);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
76 } catch (CancelledException ex) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
77 handleUnexpectedCancel(ex);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
78 }
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
79 }
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
80 }, flags);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
81 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
82
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
83 public void processFile(final HgFileRevision fr) throws HgIOException, HgRuntimeException {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
84 processFile(fr.getPath(), new Fetch() {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
85
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
86 public void readInto(ByteChannel ch) throws IOException, HgRuntimeException {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
87 try {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
88 fr.putContentTo(ch);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
89 } catch (CancelledException ex) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
90 handleUnexpectedCancel(ex);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
91 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
92 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
93 }, fr.getFileFlags());
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
94 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
95
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
96 /**
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
97 * Closes supplied content stream
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
98 */
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
99 public void processFile(Path fname, final InputStream content, HgManifest.Flags flags) throws HgIOException, HgRuntimeException {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
100 processFile(fname, new Fetch() {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
101
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
102 public void readInto(ByteChannel ch) throws IOException, HgRuntimeException {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
103 try {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
104 ByteBuffer bb = ByteBuffer.wrap(new byte[8*1024]);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
105 int r;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
106 while ((r = content.read(bb.array())) != -1) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
107 bb.position(0).limit(r);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
108 for (int wrote = 0; wrote < r; ) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
109 r -= wrote;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
110 wrote = ch.write(bb);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
111 assert bb.remaining() == r - wrote;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
112 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
113 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
114 } catch (CancelledException ex) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
115 handleUnexpectedCancel(ex);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
116 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
117 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
118 }, flags);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
119 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
120
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
121 private interface Fetch {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
122 void readInto(ByteChannel ch) throws IOException, HgRuntimeException;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
123 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
124
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
125 private void processFile(Path fname, Fetch fetch, HgManifest.Flags flags) throws HgIOException, HgRuntimeException {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
126 try {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
127 byte[] symlinkContent = null;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
128 try {
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
129 prepare(fname, flags);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
130 fetch.readInto(this);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
131 } finally {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
132 symlinkContent = close(fname, flags);
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
133 }
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
134 if (flags == HgManifest.Flags.Link && symlinkCap) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
135 assert symlinkContent != null;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
136 fileFlagsHelper.createSymlink(dest.getParentFile(), dest.getName(), symlinkContent);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
137 } else if (flags == HgManifest.Flags.Exec && execCap) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
138 fileFlagsHelper.setExecutableBit(dest.getParentFile(), dest.getName());
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
139 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
140 // Although HgWCStatusCollector treats 644 (`hg manifest -v`) and 664 (my fs) the same, it's better
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
141 // to detect actual flags here
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
142 fmode = flags.fsMode(); // default to one from manifest
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
143 if (fileFlagsHelper != null) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
144 // if neither execBit nor link is supported by fs, it's unlikely file mode is supported, too.
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
145 try {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
146 fmode = fileFlagsHelper.getFileMode(dest, fmode);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
147 } catch (IOException ex) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
148 // Warn, we've got default value and can live with it
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
149 hgRepo.getSessionContext().getLog().dump(getClass(), Warn, ex, "Failed get file access rights");
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
150 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
151 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
152 } catch (IOException ex) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
153 String msg = String.format("Failed to write file %s to the working directory", fname);
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
154 throw new HgIOException(msg, ex, dest);
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
155 }
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
156 }
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
157
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
158 private void prepare(Path fname, HgManifest.Flags flags) throws IOException {
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
159 String fpath = fname.toString();
526
2f9ed6bcefa2 Initial support for Revert command with accompanying minor refactoring
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 525
diff changeset
160 dest = new File(hgRepo.getRepo().getWorkingDir(), fpath);
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
161 if (fpath.indexOf('/') != -1) {
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
162 dest.getParentFile().mkdirs();
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
163 }
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
164 destChannel = null;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
165 linkChannel = null;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
166 totalBytesWritten = 0;
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
167 fmode = 0;
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
168 if (flags != HgManifest.Flags.Link) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
169 destChannel = new FileOutputStream(dest).getChannel();
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
170 } else {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
171 linkChannel = new ByteArrayChannel();
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
172 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
173 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
174
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
175 private byte[] close(Path fname, HgManifest.Flags flags) throws IOException {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
176 if (flags != HgManifest.Flags.Link) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
177 destChannel.close();
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
178 destChannel = null;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
179 // leave dest in case anyone enquires with #getDestinationFile
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
180 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
181 if (linkChannel != null) {
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
182 final byte[] rv = linkChannel.toArray();
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
183 linkChannel = null;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
184 return rv;
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
185 }
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
186 return null;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
187 }
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
188
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
189 public int write(ByteBuffer buffer) throws IOException, CancelledException {
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
190 final int written;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
191 if (linkChannel != null) {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
192 written = linkChannel.write(buffer);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
193 } else {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
194 written = destChannel.write(buffer);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
195 }
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
196 totalBytesWritten += written;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
197 return written;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
198 }
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
199
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
200 /**
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
201 * Information purposes only, to find out trouble location if {@link #processFile(HgDataFile, int)} fails
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
202 */
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
203 public File getDestinationFile() {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
204 return dest;
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
205 }
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
206
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
207 public int bytesWritten() {
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
208 return totalBytesWritten;
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
209 }
580
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
210
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
211 public int fmode() {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
212 return fmode;
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
213 }
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
214
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
215 public int mtime() {
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
216 return (int) (dest.lastModified() / 1000);
bd5926e24aa3 Respect unix flags for checkout/revert
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 572
diff changeset
217 }
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
218
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
219 private void handleUnexpectedCancel(CancelledException ex) {
707
42b88709e41d Merge: support 'unresolved' resolution with MergeStateBuilder
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 705
diff changeset
220 hgRepo.getLog().dump(WorkingDirFileWriter.class, Severity.Error, ex, "Our impl doesn't throw cancellation");
705
b4242b7e7dfe Merge command: implement conflict resolution alternatives
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 628
diff changeset
221 }
525
0be5be8d57e9 Repository checkout support, first iteration
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
222 }