hg4j: src/org/tmatesoft/hg/repo/HgBundle.java annotate

annotate src/org/tmatesoft/hg/repo/HgBundle.java @ 197:3a7696fb457c

Investigate optimization options to allow fast processing of huge repositories. Fix defect in StatusCollector that lead to wrong result comparing first revision to empty repo (-1 to 0), due to same TIP constant value

author	Artem Tikhomirov <tikhomirov.artem@gmail.com>
date	Tue, 19 Apr 2011 03:49:29 +0200
parents	44a34baabea0
children	9fb50c04f03c

rev	line source
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	1 /*
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	2 * Copyright (c) 2011 TMate Software Ltd
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
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	19 import static org.tmatesoft.hg.core.Nodeid.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	20
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	21 import java.io.File;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	22 import java.io.IOException;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	23 import java.util.LinkedList;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	24 import java.util.List;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	25
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	26 import org.tmatesoft.hg.core.HgBadStateException;
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	27 import org.tmatesoft.hg.core.HgException;
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	28 import org.tmatesoft.hg.core.Nodeid;
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	29 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	30 import org.tmatesoft.hg.internal.ByteArrayDataAccess;
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	31 import org.tmatesoft.hg.internal.DataAccess;
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	32 import org.tmatesoft.hg.internal.DataAccessProvider;
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	33 import org.tmatesoft.hg.internal.DigestHelper;
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	34 import org.tmatesoft.hg.internal.InflaterDataAccess;
77 c677e1593919 Moved RevlogStream implementation into .internal Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 74 diff changeset	35 import org.tmatesoft.hg.internal.RevlogStream;
154 ba2bf656f00f Changeset => RawChangeset Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 129 diff changeset	36 import org.tmatesoft.hg.repo.HgChangelog.RawChangeset;
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	37 import org.tmatesoft.hg.util.CancelledException;
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	38
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	39 /**
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	40 * @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	41 *
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	42 * @author Artem Tikhomirov
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	43 * @author TMate Software Ltd.
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	44 */
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	45 public class HgBundle {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	46
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	47 private final File bundleFile;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	48 private final DataAccessProvider accessProvider;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	49
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	50 HgBundle(DataAccessProvider dap, File bundle) {
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	51 accessProvider = dap;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	52 bundleFile = bundle;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	53 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	54
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	55 private DataAccess getDataStream() throws IOException {
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	56 DataAccess da = accessProvider.create(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	57 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	58 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	59 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	60 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	61 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	62 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	63 }
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 if (signature[4] == 'B' && 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	65 throw HgRepository.notImplemented();
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 }
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[4] != 'U' \|\| signature[5] != 'N') {
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 throw new HgBadStateException("Bad bundle signature:" + new String(signature));
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 }
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 // "...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	71 } 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	72 da.reset();
39 4e9b66b07a28 Check changelog group starts with proper (known) base Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 37 diff changeset	73 }
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	74 }
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	75 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	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
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	78 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	79 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	80 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	81 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	82 }
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	83 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	84 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	85 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	86 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	87 }
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 }
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 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	90 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	91 }
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
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	93 /**
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	94 * 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	95 * @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	96 * @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	97 */
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	98 public void changes(final HgRepository hgRepo, final HgChangelog.Inspector inspector) throws HgException, IOException {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	99 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	100 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	101 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	102 private DataAccess prevRevContent;
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	103 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	104
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	105 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	106 emptyChangelog = true;
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	107 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	108 }
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
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	110 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	111 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	112 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	113 }
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	114 }
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 * 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	118 * (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	119 * 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	120 * 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	121 *
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 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	123 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	124 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	125 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	126 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	127 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	128 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	129
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 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	131 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	132 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	133 > 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	134 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	135 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	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 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	138 */
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 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	140 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	141 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	142 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	143 if (prevRevContent == 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	144 if (NULL.equals(ge.firstParent()) && NULL.equals(ge.secondParent())) {
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 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	146 } 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	147 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	148 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	149 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	150 }
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	151 ByteArrayChannel bac = new ByteArrayChannel();
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 changelog.rawContent(base, bac); // FIXME get DataAccess directly, to avoid
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 // 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	154 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	155 }
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 }
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 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	159 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	160 if (!ge.node().equalsTo(dh.asBinary())) {
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 throw new IllegalStateException("Integrity check failed on " + bundleFile + ", node:" + ge.node());
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 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	164 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	165 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	166 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	167 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	168 } 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	169 return 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	170 } catch (Exception 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	171 throw new HgBadStateException(ex); // FIXME
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	172 }
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	173 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	174 }
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
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 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	177 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	178 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	179 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	180
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 };
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	182 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	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 dump() 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	186 Dump dump = new Dump();
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 inspectAll(dump);
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 System.out.println("Total files:" + dump.names.size());
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 for (String s : dump.names) {
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 System.out.println(s);
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	191 }
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
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	195 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	196 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	197
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 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	199
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 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	201
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 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	203
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 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	205
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 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	207
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 /**
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	209 * 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	210 * @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	211 * @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	212 */
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 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	214 }
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 public static class Dump implements 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	217 public final LinkedList<String> names = new LinkedList<String>();
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	218
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	219 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	220 System.out.println("Changelog 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	221 }
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	222
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 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	224 }
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
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	226 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	227 System.out.println("Manifest 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	228 }
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	229
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	230 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	231 }
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	232
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	233 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	234 names.add(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	235 System.out.println(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	236 }
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	237
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	238 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	239 }
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	240
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	241 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	242 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	243 System.out.printf(" %s %s %s %s; patches:%d\n", ge.node(), ge.firstParent(), ge.secondParent(), ge.cset(), ge.patches().size());
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	244 } catch (Exception 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	245 ex.printStackTrace(); // FIXME
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	246 }
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 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	248 }
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 }
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	250
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	251 public void inspectChangelog(Inspector inspector) 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	252 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	253 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	254 }
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 DataAccess da = getDataStream();
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 try {
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	257 internalInspectChangelog(da, inspector);
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	258 } finally {
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	259 da.done();
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	260 }
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	261 }
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	262
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	263 public void inspectManifest(Inspector inspector) 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	264 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	265 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	266 }
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	267 DataAccess da = getDataStream();
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	268 try {
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	269 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	270 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	271 }
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	272 skipGroup(da); // changelog
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	273 internalInspectManifest(da, inspector);
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	274 } finally {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	275 da.done();
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	276 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	277 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	278
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	279 public void inspectFiles(Inspector inspector) 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	280 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	281 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	282 }
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	283 DataAccess da = getDataStream();
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 try {
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	285 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	286 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	287 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	288 skipGroup(da); // changelog
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	289 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	290 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	291 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	292 skipGroup(da); // manifest
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	293 internalInspectFiles(da, 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	294 } finally {
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	295 da.done();
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	296 }
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	297 }
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 public void inspectAll(Inspector inspector) 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	300 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	301 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	302 }
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	303 DataAccess da = getDataStream();
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	304 try {
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	305 internalInspectChangelog(da, inspector);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	306 internalInspectManifest(da, inspector);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	307 internalInspectFiles(da, 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	308 } finally {
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 da.done();
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	310 }
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	311 }
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
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	313 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	314 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	315 return;
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	316 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	317 inspector.changelogStart();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	318 readGroup(da, inspector);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	319 inspector.changelogEnd();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	320 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	321
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	322 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	323 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	324 return;
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	325 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	326 inspector.manifestStart();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	327 readGroup(da, inspector);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	328 inspector.manifestEnd();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	329 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	330
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	331 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	332 while (!da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	333 int fnameLen = da.readInt();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	334 if (fnameLen <= 4) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	335 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	336 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	337 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	338 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	339 String name = new String(fnameBuf);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	340 inspector.fileStart(name);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	341 readGroup(da, inspector);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	342 inspector.fileEnd(name);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	343 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	344 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	345
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	346 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	347 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	348 boolean good2go = 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	349 while (len > 4 && !da.isEmpty() && good2go) {
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	350 byte[] nb = new byte[80];
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	351 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	352 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	353 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	354 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	355 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	356 // 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	357 // regardless whether that slice has read it 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	358 GroupElement ge = new GroupElement(nb, slice);
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	359 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	360 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	361 /// 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	362 // implementations out there do not retain GroupElement.rawData()
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	363 len = da.isEmpty() ? 0 : da.readInt();
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	364 }
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	365 // 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	366 // 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	367 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	368 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	369 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	370 }
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	371 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	372
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	373 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	374 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	375 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	376 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	377 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	378 }
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	379 }
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	380
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	381 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	382 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	383 private final DataAccess dataAccess;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	384 private List<RevlogStream.PatchRecord> patches;
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	385
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	386 GroupElement(byte[] fourNodeids, DataAccess rawDataAccess) {
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	387 assert fourNodeids != null && fourNodeids.length == 80;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	388 header = fourNodeids;
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	389 dataAccess = rawDataAccess;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	390 }
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	391
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	392 public Nodeid node() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	393 return Nodeid.fromBinary(header, 0);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	394 }
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	395
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	396 public Nodeid firstParent() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	397 return Nodeid.fromBinary(header, 20);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	398 }
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	399
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	400 public Nodeid secondParent() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	401 return Nodeid.fromBinary(header, 40);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	402 }
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	403
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	404 public Nodeid cset() { // cs seems to be changeset
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	405 return Nodeid.fromBinary(header, 60);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	406 }
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	407
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	408 public DataAccess rawData() {
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 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	410 }
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
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	412 public List<RevlogStream.PatchRecord> patches() 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	413 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	414 dataAccess.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	415 LinkedList<RevlogStream.PatchRecord> p = new LinkedList<RevlogStream.PatchRecord>();
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 while (!dataAccess.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	417 RevlogStream.PatchRecord pr = RevlogStream.PatchRecord.read(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	418 p.add(pr);
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 }
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 patches = p;
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 }
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	422 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	423 }
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	424
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	425 public byte[] apply(DataAccess baseContent) 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	426 return RevlogStream.apply(baseContent, -1, 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	427 }
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	428 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	429 }

Mercurial > hg4j

annotate src/org/tmatesoft/hg/repo/HgBundle.java @ 197:3a7696fb457c