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

annotate src/org/tmatesoft/hg/repo/HgBundle.java @ 178:62665d8f0686

Complete logic to discover all branches missing locally. Most of wire protocol in HgRemoteRepository

author	Artem Tikhomirov <tikhomirov.artem@gmail.com>
date	Wed, 06 Apr 2011 01:34:16 +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 @ 178:62665d8f0686