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

annotate src/org/tmatesoft/hg/repo/HgBundle.java @ 176:a8df7162ec75

Extracting complete branch using remote between call to detect incoming changes is done. Arguments reorderd in remote repo to better match Hg server ideology, not my mental convenience

author	Artem Tikhomirov <tikhomirov.artem@gmail.com>
date	Sat, 02 Apr 2011 03:01:14 +0200
parents	71ddbf8603e8
children	f26ffe04ced0

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
8c8e3f372fa1 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 // shows changes recorded in the bundle that are missing from the supplied repository
8c8e3f372fa1 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 public void changes(final HgRepository hgRepo) throws HgException, 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	80 Inspector insp = new 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	81 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	82 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	83 private DataAccess 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	84
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	85 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	86 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	87
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	88 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	89
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	90 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	91 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	92 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	93 }
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	94 }
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	95
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	96 /*
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	97 * 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	98 * (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	99 * 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	100 * 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	101 *
8c8e3f372fa1 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 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	103 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	104 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	105 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	106 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	107 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	108 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	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 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	111 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	112 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	113 > 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	114 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	115 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	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 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	118 */
8c8e3f372fa1 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 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	120 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	121 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	122 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	123 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	124 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	125 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	126 } 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	127 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	128 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	129 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	130 }
8c8e3f372fa1 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 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	132 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	133 // 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	134 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	135 }
8c8e3f372fa1 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 //
8c8e3f372fa1 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 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	139 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	140 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	141 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	142 }
8c8e3f372fa1 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 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	144 if (changelog.isKnown(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	145 System.out.print("+");
8c8e3f372fa1 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 System.out.print("-");
8c8e3f372fa1 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 }
8c8e3f372fa1 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 RawChangeset cs = RawChangeset.parse(csetDataAccess);
8c8e3f372fa1 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 System.out.println(cs.toString());
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	151 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	152 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	153 } 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	154 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	155 } 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	156 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	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 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	159 }
8c8e3f372fa1 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
8c8e3f372fa1 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 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	162 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	163 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	164 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	165
8c8e3f372fa1 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 };
8c8e3f372fa1 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 inspectChangelog(insp);
8c8e3f372fa1 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 }
8c8e3f372fa1 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 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	171 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	172 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	173 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	174 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	175 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	176 }
8c8e3f372fa1 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 }
8c8e3f372fa1 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
8c8e3f372fa1 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 // 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	180 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	181 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	182
8c8e3f372fa1 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 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	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 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
8c8e3f372fa1 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 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	188
8c8e3f372fa1 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 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	190
8c8e3f372fa1 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 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	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 /**
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	194 * 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	195 * @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	196 * @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	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 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	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
8c8e3f372fa1 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 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	202 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	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 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	205 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	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
8c8e3f372fa1 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 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	209 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	210
8c8e3f372fa1 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 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	212 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	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
8c8e3f372fa1 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 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	216 }
8c8e3f372fa1 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
8c8e3f372fa1 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 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	219 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	220 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	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 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	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 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	227 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	228 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	229 } 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	230 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	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 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	233 }
8c8e3f372fa1 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 }
8c8e3f372fa1 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
8c8e3f372fa1 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 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	237 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	238 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	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 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	241 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	242 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	243 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	244 }
8c8e3f372fa1 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 inspector.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	246 readGroup(da, 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	247 inspector.changelogEnd();
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	248 } 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	249 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	250 }
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	251 }
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	252
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	253 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	254 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	255 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	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 DataAccess da = getDataStream();
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	258 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	259 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	260 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	261 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	262 skipGroup(da); // changelog
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	263 if (!da.isEmpty()) {
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	264 inspector.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	265 readGroup(da, 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	266 inspector.manifestEnd();
36 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 } finally {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	269 da.done();
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	270 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	271 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	272
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	273 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	274 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	275 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	276 }
8c8e3f372fa1 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 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	278 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	279 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	280 skipGroup(da); // changelog
8c8e3f372fa1 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 }
8c8e3f372fa1 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 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	283 skipGroup(da); // manifest
8c8e3f372fa1 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 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	285 while (!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	286 int fnameLen = 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	287 if (fnameLen <= 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	288 break; // null chunk, the last 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	289 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	290 byte[] nameBuf = new byte[fnameLen - 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	291 da.readBytes(nameBuf, 0, nameBuf.length);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	292 String fname = new String(nameBuf);
8c8e3f372fa1 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 inspector.fileStart(fname);
8c8e3f372fa1 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 readGroup(da, 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	295 inspector.fileEnd(fname);
8c8e3f372fa1 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 } 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	298 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	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 }
8c8e3f372fa1 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
8c8e3f372fa1 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 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	303 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	304 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	305 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	306 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	307 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	308 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	309 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	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 inspector.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	312 readGroup(da, 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	313 inspector.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	314 //
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	315 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	316 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	317 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	318 inspector.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	319 readGroup(da, 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	320 inspector.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	321 //
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	322 while (!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	323 int fnameLen = 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	324 if (fnameLen <= 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	325 break; // null chunk, the last 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	326 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	327 byte[] fnameBuf = new byte[fnameLen - 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	328 da.readBytes(fnameBuf, 0, fnameBuf.length);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	329 String name = new String(fnameBuf);
8c8e3f372fa1 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 inspector.fileStart(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	331 readGroup(da, 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	332 inspector.fileEnd(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	333 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	334 } 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	335 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	336 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	337 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	338
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	339 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	340 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	341 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	342 while (len > 4 && !da.isEmpty() && good2go) {
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	343 byte[] nb = new byte[80];
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	344 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	345 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	346 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	347 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	348 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	349 // 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	350 // 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	351 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	352 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	353 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	354 /// 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	355 // 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	356 len = da.isEmpty() ? 0 : da.readInt();
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	357 }
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	358 // 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	359 // 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	360 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	361 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	362 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	363 }
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	364 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	365
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	366 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	367 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	368 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	369 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	370 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	371 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	372 }
8c8e3f372fa1 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
8c8e3f372fa1 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 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	375 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	376 private final DataAccess dataAccess;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	377 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	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 GroupElement(byte[] fourNodeids, DataAccess rawDataAccess) {
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	380 assert fourNodeids != null && fourNodeids.length == 80;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	381 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	382 dataAccess = rawDataAccess;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	383 }
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	384
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	385 public Nodeid node() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	386 return Nodeid.fromBinary(header, 0);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	387 }
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	388
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	389 public Nodeid firstParent() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	390 return Nodeid.fromBinary(header, 20);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	391 }
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	392
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	393 public Nodeid secondParent() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	394 return Nodeid.fromBinary(header, 40);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	395 }
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	396
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	397 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	398 return Nodeid.fromBinary(header, 60);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	399 }
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	400
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	401 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	402 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	403 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	404
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	405 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	406 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	407 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	408 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	409 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	410 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	411 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	412 }
8c8e3f372fa1 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 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	414 }
8c8e3f372fa1 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 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	416 }
8c8e3f372fa1 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
8c8e3f372fa1 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 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	419 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	420 }
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	421 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	422 }

Mercurial > jhg

annotate src/org/tmatesoft/hg/repo/HgBundle.java @ 176:a8df7162ec75