Mercurial > hg4j

annotate src/org/tmatesoft/hg/repo/HgBundle.java @ 579:36e36b926747

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Provide means to read user-specific configuration, with no specific repository selected
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 17 Apr 2013 16:06:10 +0200
parents 243202f1bda5
children 5daa42067e7c
rev   line source
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
1 /*
532
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
2 * Copyright (c) 2011-2013 TMate Software Ltd
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
3 *
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
4 * This program is free software; you can redistribute it and/or modify
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
5 * it under the terms of the GNU General Public License as published by
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
6 * the Free Software Foundation; version 2 of the License.
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
7 *
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
8 * This program is distributed in the hope that it will be useful,
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
11 * GNU General Public License for more details.
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
12 *
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
13 * For information on how to redistribute this software under
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
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: 77
diff changeset
15 * contact TMate Software at support@hg4j.com
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
16 */
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
17 package org.tmatesoft.hg.repo;
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
18
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
19 import java.io.File;
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
20 import java.io.IOException;
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
21 import java.util.ConcurrentModificationException;
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
22
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
23 import org.tmatesoft.hg.core.Nodeid;
357
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
24 import org.tmatesoft.hg.core.SessionContext;
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 51 154
diff changeset
25 import org.tmatesoft.hg.internal.ByteArrayChannel;
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 51 154
diff changeset
26 import org.tmatesoft.hg.internal.ByteArrayDataAccess;
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
27 import org.tmatesoft.hg.internal.Callback;
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
28 import org.tmatesoft.hg.internal.DataAccess;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
29 import org.tmatesoft.hg.internal.DataAccessProvider;
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
30 import org.tmatesoft.hg.internal.DigestHelper;
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
31 import org.tmatesoft.hg.internal.Experimental;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
32 import org.tmatesoft.hg.internal.InflaterDataAccess;
526
2f9ed6bcefa2 Initial support for Revert command with accompanying minor refactoring
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 513
diff changeset
33 import org.tmatesoft.hg.internal.Internals;
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
34 import org.tmatesoft.hg.internal.Lifecycle;
329
694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
35 import org.tmatesoft.hg.internal.Patch;
154
ba2bf656f00f Changeset => RawChangeset
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 129
diff changeset
36 import org.tmatesoft.hg.repo.HgChangelog.RawChangeset;
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
37 import org.tmatesoft.hg.util.Adaptable;
157
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 51 154
diff changeset
38 import org.tmatesoft.hg.util.CancelledException;
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
39
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
40 /**
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
41 * WORK IN PROGRESS
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
42 *
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
43 * @see http://mercurial.selenic.com/wiki/BundleFormat
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
44 *
74
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
45 * @author Artem Tikhomirov
6f1b88693d48 Complete refactoring to org.tmatesoft
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 47
diff changeset
46 * @author TMate Software Ltd.
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
47 */
467
51d682cf9cdc Cleaned experimental tag and updated comments/javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 427
diff changeset
48 @Experimental(reason="API is not stable")
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
49 public class HgBundle {
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
50
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
51 private final File bundleFile;
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
52 private final DataAccessProvider accessProvider;
357
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
53 // private final SessionContext sessionContext;
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
54 private Lifecycle.BasicCallback flowControl;
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
55
357
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
56 HgBundle(SessionContext ctx, DataAccessProvider dap, File bundle) {
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
57 // sessionContext = ctx;
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
58 accessProvider = dap;
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
59 bundleFile = bundle;
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
60 }
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
61
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
62 private DataAccess getDataStream() throws IOException {
534
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 532
diff changeset
63 DataAccess da = accessProvider.createReader(bundleFile);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
64 byte[] signature = new byte[6];
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
65 if (da.length() > 6) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
66 da.readBytes(signature, 0, 6);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
67 if (signature[0] == 'H' && signature[1] == 'G' && signature[2] == '1' && signature[3] == '0') {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
68 if (signature[4] == 'G' && signature[5] == 'Z') {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
69 return new InflaterDataAccess(da, 6, da.length() - 6);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
70 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
71 if (signature[4] == 'B' && signature[5] == 'Z') {
526
2f9ed6bcefa2 Initial support for Revert command with accompanying minor refactoring
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 513
diff changeset
72 throw Internals.notImplemented();
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
73 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
74 if (signature[4] != 'U' || signature[5] != 'N') {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
75 throw new HgInvalidStateException(String.format("Bad bundle signature: %s", String.valueOf(signature)));
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
76 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
77 // "...UN", fall-through
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
78 } else {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
79 da.reset();
39
4e9b66b07a28 Check changelog group starts with proper (known) base
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 37
diff changeset
80 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
81 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
82 return da;
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
83 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
84
186
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
85 private int uses = 0;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
86 public HgBundle link() {
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
87 uses++;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
88 return this;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
89 }
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
90 public void unlink() {
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
91 uses--;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
92 if (uses == 0 && bundleFile != null) {
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
93 bundleFile.deleteOnExit();
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
94 }
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
95 }
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
96 public boolean inUse() {
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
97 return uses > 0;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
98 }
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 182
diff changeset
99
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
100 /**
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
101 * Get changes recorded in the bundle that are missing from the supplied repository.
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
102 * @param hgRepo repository that shall possess base revision for this bundle
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
103 * @param inspector callback to get each changeset found
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
104 */
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
105 public void changes(final HgRepository hgRepo, final HgChangelog.Inspector inspector) throws HgRuntimeException {
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
106 Inspector bundleInsp = new Inspector() {
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
107 DigestHelper dh = new DigestHelper();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
108 boolean emptyChangelog = true;
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
109 private DataAccess prevRevContent;
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
110 private int revisionIndex;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
111
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
112 public void changelogStart() {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
113 emptyChangelog = true;
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
114 revisionIndex = 0;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
115 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
116
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
117 public void changelogEnd() {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
118 if (emptyChangelog) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
119 throw new IllegalStateException("No changelog group in the bundle"); // XXX perhaps, just be silent and/or log?
42
92c3d0920d58 Real integrity check, with exception. DigestHelper refactored to accomodate new needs
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 41
diff changeset
120 }
37
e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 36
diff changeset
121 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
122
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
123 /*
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
124 * Despite that BundleFormat wiki says: "Each Changelog entry patches the result of all previous patches
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
125 * (the previous, or parent patch of a given patch p is the patch that has a node equal to p's p1 field)",
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
126 * it seems not to hold true. Instead, each entry patches previous one, regardless of whether the one
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
127 * before is its parent (i.e. ge.firstParent()) or not.
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
128 *
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
129 Actual state in the changelog.i
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
130 Index Offset Flags Packed Actual Base Rev Link Rev Parent1 Parent2 nodeid
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
131 50: 9212 0 209 329 48 50 49 -1 f1db8610da62a3e0beb8d360556ee1fd6eb9885e
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
132 51: 9421 0 278 688 48 51 50 -1 9429c7bd1920fab164a9d2b621d38d57bcb49ae0
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
133 52: 9699 0 154 179 52 52 50 -1 30bd389788464287cee22ccff54c330a4b715de5
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
134 53: 9853 0 133 204 52 53 51 52 a6f39e595b2b54f56304470269a936ead77f5725
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
135 54: 9986 0 156 182 54 54 52 -1 fd4f2c98995beb051070630c272a9be87bef617d
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
136
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
137 Excerpt from bundle (nodeid, p1, p2, cs):
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
138 f1db8610da62a3e0beb8d360556ee1fd6eb9885e 26e3eeaa39623de552b45ee1f55c14f36460f220 0000000000000000000000000000000000000000 f1db8610da62a3e0beb8d360556ee1fd6eb9885e; patches:4
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
139 9429c7bd1920fab164a9d2b621d38d57bcb49ae0 f1db8610da62a3e0beb8d360556ee1fd6eb9885e 0000000000000000000000000000000000000000 9429c7bd1920fab164a9d2b621d38d57bcb49ae0; patches:3
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
140 > 30bd389788464287cee22ccff54c330a4b715de5 f1db8610da62a3e0beb8d360556ee1fd6eb9885e 0000000000000000000000000000000000000000 30bd389788464287cee22ccff54c330a4b715de5; patches:3
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
141 a6f39e595b2b54f56304470269a936ead77f5725 9429c7bd1920fab164a9d2b621d38d57bcb49ae0 30bd389788464287cee22ccff54c330a4b715de5 a6f39e595b2b54f56304470269a936ead77f5725; patches:3
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
142 fd4f2c98995beb051070630c272a9be87bef617d 30bd389788464287cee22ccff54c330a4b715de5 0000000000000000000000000000000000000000 fd4f2c98995beb051070630c272a9be87bef617d; patches:3
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
143
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
144 To recreate 30bd..e5, one have to take content of 9429..e0, not its p1 f1db..5e
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
145 */
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
146 public boolean element(GroupElement ge) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
147 emptyChangelog = false;
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
148 HgChangelog changelog = hgRepo.getChangelog();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
149 try {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
150 if (prevRevContent == null) {
274
9fb50c04f03c Use Nodeid.isNull check instead of NULL.equals
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 186
diff changeset
151 if (ge.firstParent().isNull() && ge.secondParent().isNull()) {
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
152 prevRevContent = new ByteArrayDataAccess(new byte[0]);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
153 } else {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
154 final Nodeid base = ge.firstParent();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
155 if (!changelog.isKnown(base) /*only first parent, that's Bundle contract*/) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
156 throw new IllegalStateException(String.format("Revision %s needs a parent %s, which is missing in the supplied repo %s", ge.node().shortNotation(), base.shortNotation(), hgRepo.toString()));
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
157 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
158 ByteArrayChannel bac = new ByteArrayChannel();
418
528b6780a8bd A bit of FIXME cleanup (mostly degraded to TODO post 1.0), comments and javadoc
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 383
diff changeset
159 changelog.rawContent(base, bac); // TODO post-1.0 get DataAccess directly, to avoid
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
160 // extra byte[] (inside ByteArrayChannel) duplication just for the sake of subsequent ByteArrayDataChannel wrap.
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
161 prevRevContent = new ByteArrayDataAccess(bac.toArray());
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
162 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
163 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
164 //
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
165 byte[] csetContent = ge.apply(prevRevContent);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
166 dh = dh.sha1(ge.firstParent(), ge.secondParent(), csetContent); // XXX ge may give me access to byte[] content of nodeid directly, perhaps, I don't need DH to be friend of Nodeid?
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
167 if (!ge.node().equalsTo(dh.asBinary())) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
168 throw new HgInvalidStateException(String.format("Integrity check failed on %s, node: %s", bundleFile, ge.node().shortNotation()));
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
169 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
170 ByteArrayDataAccess csetDataAccess = new ByteArrayDataAccess(csetContent);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
171 RawChangeset cs = RawChangeset.parse(csetDataAccess);
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
172 inspector.next(revisionIndex++, ge.node(), cs);
170
71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 169
diff changeset
173 prevRevContent.done();
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
174 prevRevContent = csetDataAccess.reset();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
175 } catch (CancelledException ex) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
176 return false;
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
177 } catch (IOException ex) {
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
178 throw new HgInvalidFileException("Invalid bundle file", ex, bundleFile); // TODO post-1.0 revisit exception handling
427
31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 423
diff changeset
179 } catch (HgInvalidDataFormatException ex) {
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
180 throw new HgInvalidControlFileException("Invalid bundle file", ex, bundleFile);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
181 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
182 return true;
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
183 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
184
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
185 public void manifestStart() {}
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
186 public void manifestEnd() {}
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
187 public void fileStart(String name) {}
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
188 public void fileEnd(String name) {}
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
189
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
190 };
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
191 inspectChangelog(bundleInsp);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
192 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
193
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
194 // callback to minimize amount of Strings and Nodeids instantiated
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
195 @Callback
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
196 public interface Inspector {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
197 void changelogStart();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
198
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
199 void changelogEnd();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
200
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
201 void manifestStart();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
202
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
203 void manifestEnd();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
204
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
205 void fileStart(String name);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
206
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
207 void fileEnd(String name);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
208
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
209 /**
170
71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 169
diff changeset
210 * XXX desperately need exceptions here
71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 169
diff changeset
211 * @param element data element, instance might be reused, don't keep a reference to it or its raw data
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
212 * @return <code>true</code> to continue
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
213 */
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
214 boolean element(GroupElement element);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
215 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
216
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
217 /**
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
218 * @param inspector callback to visit changelog entries
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
219 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
220 * @throws IllegalArgumentException if inspector argument is null
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
221 */
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
222 public void inspectChangelog(Inspector inspector) throws HgRuntimeException {
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
223 if (inspector == null) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
224 throw new IllegalArgumentException();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
225 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
226 final Lifecycle lifecycle = lifecycleSetUp(inspector);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
227 DataAccess da = null;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
228 try {
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
229 da = getDataStream();
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
230 internalInspectChangelog(da, inspector);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
231 } catch (IOException ex) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
232 throw new HgInvalidFileException("Bundle.inspectChangelog failed", ex, bundleFile);
37
e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 36
diff changeset
233 } finally {
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
234 if (da != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
235 da.done();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
236 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
237 lifecycleTearDown(lifecycle);
37
e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 36
diff changeset
238 }
e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 36
diff changeset
239 }
e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 36
diff changeset
240
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
241 /**
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
242 * @param inspector callback to visit manifest entries
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
243 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
244 * @throws IllegalArgumentException if inspector argument is null
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
245 */
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
246 public void inspectManifest(Inspector inspector) throws HgRuntimeException {
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
247 if (inspector == null) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
248 throw new IllegalArgumentException();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
249 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
250 final Lifecycle lifecycle = lifecycleSetUp(inspector);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
251 DataAccess da = null;
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
252 try {
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
253 da = getDataStream();
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
254 if (da.isEmpty()) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
255 return;
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
256 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
257 skipGroup(da); // changelog
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
258 internalInspectManifest(da, inspector);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
259 } catch (IOException ex) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
260 throw new HgInvalidFileException("Bundle.inspectManifest failed", ex, bundleFile);
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
261 } finally {
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
262 if (da != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
263 da.done();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
264 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
265 lifecycleTearDown(lifecycle);
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
266 }
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
267 }
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
268
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
269 /**
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
270 * @param inspector callback to visit file entries
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
271 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
272 * @throws IllegalArgumentException if inspector argument is null
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
273 */
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
274 public void inspectFiles(Inspector inspector) throws HgRuntimeException {
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
275 if (inspector == null) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
276 throw new IllegalArgumentException();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
277 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
278 final Lifecycle lifecycle = lifecycleSetUp(inspector);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
279 DataAccess da = null;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
280 try {
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
281 da = getDataStream();
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
282 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
283 return;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
284 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
285 skipGroup(da); // changelog
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
286 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
287 return;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
288 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
289 skipGroup(da); // manifest
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
290 internalInspectFiles(da, inspector);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
291 } catch (IOException ex) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
292 throw new HgInvalidFileException("Bundle.inspectFiles failed", ex, bundleFile);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
293 } finally {
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
294 if (da != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
295 da.done();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
296 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
297 lifecycleTearDown(lifecycle);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
298 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
299 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
300
423
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
301 /**
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
302 * @param inspector visit complete bundle (changelog, manifest and file entries)
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
303 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
304 * @throws IllegalArgumentException if inspector argument is null
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
305 */
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 418
diff changeset
306 public void inspectAll(Inspector inspector) throws HgRuntimeException {
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
307 if (inspector == null) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
308 throw new IllegalArgumentException();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
309 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
310 final Lifecycle lifecycle = lifecycleSetUp(inspector);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
311 DataAccess da = null;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
312 try {
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
313 da = getDataStream();
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
314 internalInspectChangelog(da, inspector);
513
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
315 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
316 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
317 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
318 internalInspectManifest(da, inspector);
513
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
319 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
320 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
321 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
322 internalInspectFiles(da, inspector);
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
323 } catch (IOException ex) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
324 throw new HgInvalidFileException("Bundle.inspectAll failed", ex, bundleFile);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
325 } finally {
295
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
326 if (da != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
327 da.done();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 274
diff changeset
328 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
329 lifecycleTearDown(lifecycle);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
330 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
331 }
512
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
332
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
333 // initialize flowControl, check for concurrent usage, starts lifecyle, if any
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
334 // return non-null only if inspector is interested in lifecycle events
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
335 private Lifecycle lifecycleSetUp(Inspector inspector) throws ConcurrentModificationException {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
336 // Don't need flowControl in case Inspector doesn't implement Lifecycle,
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
337 // however is handy not to expect it == null inside internalInspect*
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
338 // XXX Once there's need to make this class thread-safe,
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
339 // shall move flowControl to thread-local state.
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
340 if (flowControl != null) {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
341 throw new ConcurrentModificationException("HgBundle is in use and not thread-safe yet");
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
342 }
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
343 flowControl = new Lifecycle.BasicCallback();
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
344 final Lifecycle lifecycle = Adaptable.Factory.getAdapter(inspector, Lifecycle.class, null);
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
345 if (lifecycle != null) {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
346 lifecycle.start(-1, flowControl, flowControl);
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
347 }
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
348 return lifecycle;
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
349 }
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
350
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
351 private void lifecycleTearDown(Lifecycle lifecycle) {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
352 if (lifecycle != null) {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
353 lifecycle.finish(flowControl);
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
354 }
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
355 flowControl = null;
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 467
diff changeset
356 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
357
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
358 private void internalInspectChangelog(DataAccess da, Inspector inspector) throws IOException {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
359 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
360 return;
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
361 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
362 inspector.changelogStart();
513
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
363 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
364 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
365 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
366 readGroup(da, inspector);
513
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
367 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
368 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
369 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
370 inspector.changelogEnd();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
371 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
372
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
373 private void internalInspectManifest(DataAccess da, Inspector inspector) throws IOException {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
374 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
375 return;
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
376 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
377 inspector.manifestStart();
513
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
378 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
379 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
380 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
381 readGroup(da, inspector);
513
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
382 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
383 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
384 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
385 inspector.manifestEnd();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
386 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
387
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
388 private void internalInspectFiles(DataAccess da, Inspector inspector) throws IOException {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
389 while (!da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
390 int fnameLen = da.readInt();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
391 if (fnameLen <= 4) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
392 break; // null chunk, the last one.
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
393 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
394 byte[] fnameBuf = new byte[fnameLen - 4];
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
395 da.readBytes(fnameBuf, 0, fnameBuf.length);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
396 String name = new String(fnameBuf);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
397 inspector.fileStart(name);
513
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
398 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
399 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
400 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
401 readGroup(da, inspector);
513
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
402 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
403 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 512
diff changeset
404 }
182
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
405 inspector.fileEnd(name);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
406 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
407 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 170
diff changeset
408
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
409 private static void readGroup(DataAccess da, Inspector inspector) throws IOException {
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
410 int len = da.readInt();
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
411 boolean good2go = true;
532
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
412 Nodeid prevNodeid = Nodeid.NULL;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
413 while (len > 4 && !da.isEmpty() && good2go) {
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
414 byte[] nb = new byte[80];
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
415 da.readBytes(nb, 0, 80);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
416 int dataLength = len - 84 /* length field + 4 nodeids */;
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
417 byte[] data = new byte[dataLength];
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
418 da.readBytes(data, 0, dataLength);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
419 DataAccess slice = new ByteArrayDataAccess(data); // XXX in fact, may pass a slicing DataAccess.
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
420 // Just need to make sure that we seek to proper location afterwards (where next GroupElement starts),
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
421 // regardless whether that slice has read it or not.
532
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
422 GroupElement ge = new GroupElement(nb, prevNodeid, slice);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
423 good2go = inspector.element(ge);
170
71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 169
diff changeset
424 slice.done(); // BADA doesn't implement done(), but it could (e.g. free array)
71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 169
diff changeset
425 /// and we'd better tell it we are not going to use it any more. However, it's important to ensure Inspector
71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 169
diff changeset
426 // implementations out there do not retain GroupElement.rawData()
532
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
427 prevNodeid = ge.node();
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
428 len = da.isEmpty() ? 0 : da.readInt();
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
429 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
430 // need to skip up to group end if inspector told he don't want to continue with the group,
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
431 // because outer code may try to read next group immediately as we return back.
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
432 while (len > 4 && !da.isEmpty()) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
433 da.skip(len - 4 /* length field */);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
434 len = da.isEmpty() ? 0 : da.readInt();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
435 }
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
436 }
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
437
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
438 private static void skipGroup(DataAccess da) throws IOException {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
439 int len = da.readInt();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
440 while (len > 4 && !da.isEmpty()) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
441 da.skip(len - 4); // sizeof(int)
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
442 len = da.isEmpty() ? 0 : da.readInt();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
443 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
444 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
445
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
446 @Experimental(reason="Cumbersome API, rawData and apply with byte[] perhaps need replacement with ByteChannel/ByteBuffer, and better Exceptions. Perhaps, shall split into interface and impl")
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
447 public static class GroupElement {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
448 private final byte[] header; // byte[80] takes 120 bytes, 4 Nodeids - 192
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
449 private final DataAccess dataAccess;
329
694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
450 private Patch patches;
532
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
451 private final Nodeid deltaBase;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
452
532
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
453 GroupElement(byte[] fourNodeids, Nodeid deltaBaseRev, DataAccess rawDataAccess) {
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
454 assert fourNodeids != null && fourNodeids.length == 80;
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
455 header = fourNodeids;
532
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
456 deltaBase = deltaBaseRev;
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
457 dataAccess = rawDataAccess;
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
458 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
459
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
460 /**
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
461 * <b>node</b> field of the group element
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
462 * @return node revision, never <code>null</code>
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
463 */
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
464 public Nodeid node() {
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
465 return Nodeid.fromBinary(header, 0);
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
466 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
467
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
468 /**
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
469 * <b>p1</b> <i>(parent 1)</i> field of the group element
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
470 * @return revision of parent 1, never <code>null</code>
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
471 */
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
472 public Nodeid firstParent() {
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
473 return Nodeid.fromBinary(header, 20);
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
474 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
475
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
476 /**
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
477 * <b>p2</b> <i>(parent 2)</i> field of the group element
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
478 * @return revision of parent 2, never <code>null</code>
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
479 */
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
480 public Nodeid secondParent() {
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
481 return Nodeid.fromBinary(header, 40);
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
482 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
483
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
484 /**
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
485 * <b>cs</b> <i>(changeset link)</i> field of the group element
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
486 * @return changeset revision, never <code>null</code>
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
487 */
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
488 public Nodeid cset() {
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
489 return Nodeid.fromBinary(header, 60);
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
490 }
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
491
532
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
492 /**
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
493 * Revision this element keeps patches against. For the patches of the very first revision returns {@link Nodeid#NULL}.
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
494 * @return revision of delta base, never <code>null</code>
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
495 */
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
496 public Nodeid patchBase() {
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
497 return deltaBase;
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
498 }
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 526
diff changeset
499
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
500 public byte[] rawDataByteArray() throws IOException { // XXX IOException or HgInvalidFileException?
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
501 return rawData().byteArray();
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
502 }
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
503
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
504 public byte[] apply(byte[] baseContent) throws IOException {
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
505 return apply(new ByteArrayDataAccess(baseContent));
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
506 }
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
507
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
508 /*package-local*/ DataAccess rawData() {
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
509 return dataAccess;
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
510 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
511
329
694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
512 /*package-local*/ Patch patch() throws IOException {
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
513 if (patches == null) {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
514 dataAccess.reset();
329
694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
515 patches = new Patch();
694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
516 patches.read(dataAccess);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
517 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
518 return patches;
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
519 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
520
358
fc8bc2f1edbe Clean internal classes from public API
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 357
diff changeset
521 /*package-local*/ byte[] apply(DataAccess baseContent) throws IOException {
329
694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 295
diff changeset
522 return patch().apply(baseContent, -1);
169
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 157
diff changeset
523 }
357
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
524
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
525 public String toString() {
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
526 int patchCount;
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
527 try {
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
528 patchCount = patch().count();
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
529 } catch (IOException ex) {
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
530 ex.printStackTrace();
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
531 patchCount = -1;
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
532 }
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
533 return String.format("%s %s %s %s; patches:%d\n", node().shortNotation(), firstParent().shortNotation(), secondParent().shortNotation(), cset().shortNotation(), patchCount);
dfb8405d996f Clean debug stacktraces
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents: 354
diff changeset
534 }
36
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
535 }
205f9b59b400 Strip parsing logic out from console frontend
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
536 }