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

annotate src/org/tmatesoft/hg/repo/HgBundle.java @ 515:e6c8b9b654b2

Provide access to HgDataFile being iterated into HgChangesetTreeHandler.TreeElement to give context for renamed files

author	Artem Tikhomirov <tikhomirov.artem@gmail.com>
date	Mon, 17 Dec 2012 20:51:12 +0100
parents	a41d955dc360
children	2f9ed6bcefa2

rev	line source
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	1 /*
418 528b6780a8bd A bit of FIXME cleanup (mostly degraded to TODO post 1.0), comments and javadoc Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 383 diff changeset	2 * Copyright (c) 2011-2012 TMate Software Ltd
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	3 *
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	4 * This program is free software; you can redistribute it and/or modify
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	5 * it under the terms of the GNU General Public License as published by
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	6 * the Free Software Foundation; version 2 of the License.
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	7 *
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	8 * This program is distributed in the hope that it will be useful,
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	11 * GNU General Public License for more details.
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	12 *
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	13 * For information on how to redistribute this software under
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	14 * the terms of a license other than GNU General Public License
102 a3a2e5deb320 Updated contact address to support@hg4j.com Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 77 diff changeset	15 * contact TMate Software at support@hg4j.com
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	16 */
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	17 package org.tmatesoft.hg.repo;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	18
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	19 import java.io.File;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	20 import java.io.IOException;
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	21 import java.util.ConcurrentModificationException;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	22
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	23 import org.tmatesoft.hg.core.Nodeid;
357 dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	24 import org.tmatesoft.hg.core.SessionContext;
157 d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 51 154 diff changeset	25 import org.tmatesoft.hg.internal.ByteArrayChannel;
d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 51 154 diff changeset	26 import org.tmatesoft.hg.internal.ByteArrayDataAccess;
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	27 import org.tmatesoft.hg.internal.Callback;
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	28 import org.tmatesoft.hg.internal.DataAccess;
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	29 import org.tmatesoft.hg.internal.DataAccessProvider;
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	30 import org.tmatesoft.hg.internal.DigestHelper;
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	31 import org.tmatesoft.hg.internal.Experimental;
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	32 import org.tmatesoft.hg.internal.InflaterDataAccess;
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	33 import org.tmatesoft.hg.internal.Lifecycle;
329 694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 295 diff changeset	34 import org.tmatesoft.hg.internal.Patch;
154 ba2bf656f00f Changeset => RawChangeset Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 129 diff changeset	35 import org.tmatesoft.hg.repo.HgChangelog.RawChangeset;
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	36 import org.tmatesoft.hg.util.Adaptable;
157 d5268ca7715b Merged branch wrap-data-access into default for resource-friendly data access. Updated API to promote that friendliness to clients (channels, not byte[]). More exceptions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 51 154 diff changeset	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 /**
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	40 * WORK IN PROGRESS
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	41 *
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	42 * @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	43 *
74 6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	44 * @author Artem Tikhomirov
6f1b88693d48 Complete refactoring to org.tmatesoft Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 47 diff changeset	45 * @author TMate Software Ltd.
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	46 */
467 51d682cf9cdc Cleaned experimental tag and updated comments/javadoc Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 427 diff changeset	47 @Experimental(reason="API is not stable")
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	48 public class HgBundle {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	49
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	50 private final File bundleFile;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	51 private final DataAccessProvider accessProvider;
357 dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	52 // private final SessionContext sessionContext;
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	53 private Lifecycle.BasicCallback flowControl;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	54
357 dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	55 HgBundle(SessionContext ctx, DataAccessProvider dap, File bundle) {
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	56 // sessionContext = ctx;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	57 accessProvider = dap;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	58 bundleFile = bundle;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	59 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	60
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	61 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	62 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	63 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	64 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	65 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	66 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	67 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	68 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	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 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	71 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	72 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	73 if (signature[4] != 'U' \|\| signature[5] != 'N') {
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	74 throw new HgInvalidStateException(String.format("Bad bundle signature: %s", String.valueOf(signature)));
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	75 }
8c8e3f372fa1 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 // "...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	77 } 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	78 da.reset();
39 4e9b66b07a28 Check changelog group starts with proper (known) base Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 37 diff changeset	79 }
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	80 }
8c8e3f372fa1 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 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	82 }
8c8e3f372fa1 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
186 44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	84 private int uses = 0;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	85 public HgBundle link() {
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	86 uses++;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	87 return this;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	88 }
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	89 public void unlink() {
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	90 uses--;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	91 if (uses == 0 && bundleFile != null) {
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	92 bundleFile.deleteOnExit();
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	93 }
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	94 }
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	95 public boolean inUse() {
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	96 return uses > 0;
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	97 }
44a34baabea0 Clone refactored into a command. HgBundle needs means to control its lifecycle, to be deleted when no longer needed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 182 diff changeset	98
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	99 /**
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	100 * Get changes recorded in the bundle that are missing from the supplied repository.
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	101 * @param hgRepo repository that shall possess base revision for this bundle
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	102 * @param inspector callback to get each changeset found
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	103 */
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	104 public void changes(final HgRepository hgRepo, final HgChangelog.Inspector inspector) throws HgRuntimeException {
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	105 Inspector bundleInsp = new Inspector() {
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	106 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	107 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	108 private DataAccess prevRevContent;
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	109 private int revisionIndex;
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	110
8c8e3f372fa1 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 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	112 emptyChangelog = true;
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	113 revisionIndex = 0;
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	114 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	115
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	116 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	117 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	118 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	119 }
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	120 }
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	121
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	122 /*
8c8e3f372fa1 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 * 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	124 * (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	125 * 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	126 * 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	127 *
8c8e3f372fa1 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 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	129 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	130 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	131 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	132 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	133 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	134 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	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 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	137 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	138 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	139 > 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	140 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	141 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	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 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	144 */
8c8e3f372fa1 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 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	146 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	147 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	148 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	149 if (prevRevContent == null) {
274 9fb50c04f03c Use Nodeid.isNull check instead of NULL.equals Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 186 diff changeset	150 if (ge.firstParent().isNull() && ge.secondParent().isNull()) {
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	151 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	152 } 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	153 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	154 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	155 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	156 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	157 ByteArrayChannel bac = new ByteArrayChannel();
418 528b6780a8bd A bit of FIXME cleanup (mostly degraded to TODO post 1.0), comments and javadoc Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 383 diff changeset	158 changelog.rawContent(base, bac); // TODO post-1.0 get DataAccess directly, to avoid
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	159 // 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	160 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	161 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	162 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	163 //
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	164 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	165 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	166 if (!ge.node().equalsTo(dh.asBinary())) {
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	167 throw new HgInvalidStateException(String.format("Integrity check failed on %s, node: %s", bundleFile, ge.node().shortNotation()));
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	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 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	170 RawChangeset cs = RawChangeset.parse(csetDataAccess);
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	171 inspector.next(revisionIndex++, ge.node(), cs);
170 71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 169 diff changeset	172 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	173 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	174 } 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	175 return false;
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	176 } catch (IOException ex) {
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	177 throw new HgInvalidFileException("Invalid bundle file", ex, bundleFile); // TODO post-1.0 revisit exception handling
427 31a89587eb04 FIXMEs: consistent names, throws for commands and their handlers. Use of checked exceptions in hi-level api Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 423 diff changeset	178 } catch (HgInvalidDataFormatException ex) {
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	179 throw new HgInvalidControlFileException("Invalid bundle file", ex, bundleFile);
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	180 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	181 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	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
8c8e3f372fa1 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 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	185 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	186 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	187 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	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 };
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	190 inspectChangelog(bundleInsp);
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	191 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	192
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	193 // callback to minimize amount of Strings and Nodeids instantiated
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	194 @Callback
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	195 public interface Inspector {
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	196 void changelogStart();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	197
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	198 void changelogEnd();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	199
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	200 void manifestStart();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	201
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	202 void manifestEnd();
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	203
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	204 void fileStart(String name);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	205
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	206 void fileEnd(String name);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	207
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	208 /**
170 71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 169 diff changeset	209 * XXX desperately need exceptions here
71ddbf8603e8 Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 169 diff changeset	210 * @param element data element, instance might be reused, don't keep a reference to it or its raw data
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	211 * @return <code>true</code> to continue
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	212 */
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	213 boolean element(GroupElement element);
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	214 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	215
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	216 /**
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	217 * @param inspector callback to visit changelog entries
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	218 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	219 * @throws IllegalArgumentException if inspector argument is null
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	220 */
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	221 public void inspectChangelog(Inspector inspector) throws HgRuntimeException {
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	222 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	223 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	224 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	225 final Lifecycle lifecycle = lifecycleSetUp(inspector);
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	226 DataAccess da = null;
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	227 try {
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	228 da = getDataStream();
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	229 internalInspectChangelog(da, inspector);
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	230 } catch (IOException ex) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	231 throw new HgInvalidFileException("Bundle.inspectChangelog failed", ex, bundleFile);
37 e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 36 diff changeset	232 } finally {
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	233 if (da != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	234 da.done();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	235 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	236 lifecycleTearDown(lifecycle);
37 e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 36 diff changeset	237 }
e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 36 diff changeset	238 }
e45e75e22523 Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 36 diff changeset	239
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	240 /**
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	241 * @param inspector callback to visit manifest entries
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	242 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	243 * @throws IllegalArgumentException if inspector argument is null
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	244 */
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	245 public void inspectManifest(Inspector inspector) throws HgRuntimeException {
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	246 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	247 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	248 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	249 final Lifecycle lifecycle = lifecycleSetUp(inspector);
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	250 DataAccess da = null;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	251 try {
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	252 da = getDataStream();
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	253 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	254 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	255 }
8c8e3f372fa1 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 skipGroup(da); // changelog
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	257 internalInspectManifest(da, inspector);
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	258 } catch (IOException ex) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	259 throw new HgInvalidFileException("Bundle.inspectManifest failed", ex, bundleFile);
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	260 } finally {
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	261 if (da != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	262 da.done();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	263 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	264 lifecycleTearDown(lifecycle);
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	265 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	266 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	267
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	268 /**
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	269 * @param inspector callback to visit file entries
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	270 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	271 * @throws IllegalArgumentException if inspector argument is null
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	272 */
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	273 public void inspectFiles(Inspector inspector) throws HgRuntimeException {
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	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 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	277 final Lifecycle lifecycle = lifecycleSetUp(inspector);
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	278 DataAccess da = null;
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	279 try {
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	280 da = getDataStream();
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	281 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	282 return;
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	283 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	284 skipGroup(da); // changelog
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	285 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	286 return;
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	287 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	288 skipGroup(da); // manifest
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	289 internalInspectFiles(da, inspector);
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	290 } catch (IOException ex) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	291 throw new HgInvalidFileException("Bundle.inspectFiles failed", ex, bundleFile);
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	292 } finally {
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	293 if (da != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	294 da.done();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	295 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	296 lifecycleTearDown(lifecycle);
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	297 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	298 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	299
423 9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	300 /**
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	301 * @param inspector visit complete bundle (changelog, manifest and file entries)
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	302 * @throws HgRuntimeException subclass thereof to indicate issues with the library. <em>Runtime exception</em>
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	303 * @throws IllegalArgumentException if inspector argument is null
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	304 */
9c9c442b5f2e Major refactoring of exception handling. Low-level API uses RuntimeExceptions, while checked are left for higher level Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 418 diff changeset	305 public void inspectAll(Inspector inspector) throws HgRuntimeException {
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	306 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	307 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	308 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	309 final Lifecycle lifecycle = lifecycleSetUp(inspector);
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	310 DataAccess da = null;
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	311 try {
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	312 da = getDataStream();
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	313 internalInspectChangelog(da, inspector);
513 a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	314 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	315 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	316 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	317 internalInspectManifest(da, inspector);
513 a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	318 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	319 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	320 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	321 internalInspectFiles(da, inspector);
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	322 } catch (IOException ex) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	323 throw new HgInvalidFileException("Bundle.inspectAll failed", ex, bundleFile);
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	324 } finally {
295 981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	325 if (da != null) {
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	326 da.done();
981f9f50bb6c Issue 11: Error log facility. SessionContext to share common facilities Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 274 diff changeset	327 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	328 lifecycleTearDown(lifecycle);
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	329 }
8c8e3f372fa1 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 }
512 10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	331
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	332 // initialize flowControl, check for concurrent usage, starts lifecyle, if any
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	333 // return non-null only if inspector is interested in lifecycle events
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	334 private Lifecycle lifecycleSetUp(Inspector inspector) throws ConcurrentModificationException {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	335 // Don't need flowControl in case Inspector doesn't implement Lifecycle,
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	336 // however is handy not to expect it == null inside internalInspect*
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	337 // XXX Once there's need to make this class thread-safe,
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	338 // shall move flowControl to thread-local state.
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	339 if (flowControl != null) {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	340 throw new ConcurrentModificationException("HgBundle is in use and not thread-safe yet");
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	341 }
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	342 flowControl = new Lifecycle.BasicCallback();
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	343 final Lifecycle lifecycle = Adaptable.Factory.getAdapter(inspector, Lifecycle.class, null);
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	344 if (lifecycle != null) {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	345 lifecycle.start(-1, flowControl, flowControl);
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	346 }
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	347 return lifecycle;
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	348 }
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	349
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	350 private void lifecycleTearDown(Lifecycle lifecycle) {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	351 if (lifecycle != null) {
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	352 lifecycle.finish(flowControl);
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	353 }
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	354 flowControl = null;
10ca3ede8367 Issue 39: Progress and Cancel support for Clone command Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 467 diff changeset	355 }
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	356
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	357 private void internalInspectChangelog(DataAccess da, Inspector inspector) throws IOException {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	358 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	359 return;
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	360 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	361 inspector.changelogStart();
513 a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	362 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	363 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	364 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	365 readGroup(da, inspector);
513 a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	366 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	367 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	368 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	369 inspector.changelogEnd();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	370 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	371
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	372 private void internalInspectManifest(DataAccess da, Inspector inspector) throws IOException {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	373 if (da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	374 return;
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	375 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	376 inspector.manifestStart();
513 a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	377 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	378 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	379 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	380 readGroup(da, inspector);
513 a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	381 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	382 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	383 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	384 inspector.manifestEnd();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	385 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	386
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	387 private void internalInspectFiles(DataAccess da, Inspector inspector) throws IOException {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	388 while (!da.isEmpty()) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	389 int fnameLen = da.readInt();
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	390 if (fnameLen <= 4) {
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	391 break; // null chunk, the last one.
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	392 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	393 byte[] fnameBuf = new byte[fnameLen - 4];
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	394 da.readBytes(fnameBuf, 0, fnameBuf.length);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	395 String name = new String(fnameBuf);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	396 inspector.fileStart(name);
513 a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	397 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	398 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	399 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	400 readGroup(da, inspector);
513 a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	401 if (flowControl.isStopped()) {
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	402 return;
a41d955dc360 Issue 39: HgCloneCommand doesn't use CancelSupport/ProgressSupport handlers Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 512 diff changeset	403 }
182 f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	404 inspector.fileEnd(name);
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	405 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	406 }
f26ffe04ced0 Refactor HgBundle to dispatch changes found through callback Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 170 diff changeset	407
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	408 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	409 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	410 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	411 while (len > 4 && !da.isEmpty() && good2go) {
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	412 byte[] nb = new byte[80];
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	413 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	414 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	415 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	416 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	417 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	418 // 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	419 // 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	420 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	421 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	422 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	423 /// 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	424 // 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	425 len = da.isEmpty() ? 0 : da.readInt();
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	426 }
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	427 // 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	428 // 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	429 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	430 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	431 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	432 }
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	433 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	434
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	435 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	436 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	437 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	438 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	439 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	440 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	441 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	442
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	443 @Experimental(reason="Cumbersome API, rawData and apply with byte[] perhaps need replacement with ByteChannel/ByteBuffer, and better Exceptions. Perhaps, shall split into interface and impl")
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	444 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	445 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	446 private final DataAccess dataAccess;
329 694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 295 diff changeset	447 private Patch 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	448
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	449 GroupElement(byte[] fourNodeids, DataAccess rawDataAccess) {
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	450 assert fourNodeids != null && fourNodeids.length == 80;
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	451 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	452 dataAccess = rawDataAccess;
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	453 }
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	454
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	455 /**
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	456 * <b>node</b> field of the group element
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	457 * @return node revision, never <code>null</code>
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	458 */
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	459 public Nodeid node() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	460 return Nodeid.fromBinary(header, 0);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	461 }
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	462
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	463 /**
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	464 * <b>p1</b> <i>(parent 1)</i> field of the group element
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	465 * @return revision of parent 1, never <code>null</code>
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	466 */
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	467 public Nodeid firstParent() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	468 return Nodeid.fromBinary(header, 20);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	469 }
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	470
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	471 /**
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	472 * <b>p2</b> <i>(parent 2)</i> field of the group element
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	473 * @return revision of parent 2, never <code>null</code>
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	474 */
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	475 public Nodeid secondParent() {
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	476 return Nodeid.fromBinary(header, 40);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	477 }
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	478
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	479 /**
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	480 * <b>cs</b> <i>(changeset link)</i> field of the group element
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	481 * @return changeset revision, never <code>null</code>
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	482 */
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	483 public Nodeid cset() {
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	484 return Nodeid.fromBinary(header, 60);
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	485 }
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	486
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	487 public byte[] rawDataByteArray() throws IOException { // XXX IOException or HgInvalidFileException?
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	488 return rawData().byteArray();
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	489 }
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	490
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	491 public byte[] apply(byte[] baseContent) throws IOException {
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	492 return apply(new ByteArrayDataAccess(baseContent));
fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	493 }
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	494
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	495 /package-local/ DataAccess rawData() {
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	496 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	497 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	498
329 694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 295 diff changeset	499 /package-local/ Patch patch() throws IOException {
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	500 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	501 dataAccess.reset();
329 694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 295 diff changeset	502 patches = new Patch();
694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 295 diff changeset	503 patches.read(dataAccess);
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	504 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	505 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	506 }
8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	507
358 fc8bc2f1edbe Clean internal classes from public API Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 357 diff changeset	508 /package-local/ byte[] apply(DataAccess baseContent) throws IOException {
329 694ebabb5cb3 Refactor revlog patch mechanism, towards patch merging Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 295 diff changeset	509 return patch().apply(baseContent, -1);
169 8c8e3f372fa1 Towards initial clone: refactor HgBundle to provide slightly higher-level structure of the bundle Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 157 diff changeset	510 }
357 dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	511
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	512 public String toString() {
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	513 int patchCount;
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	514 try {
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	515 patchCount = patch().count();
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	516 } catch (IOException ex) {
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	517 ex.printStackTrace();
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	518 patchCount = -1;
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	519 }
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	520 return String.format("%s %s %s %s; patches:%d\n", node().shortNotation(), firstParent().shortNotation(), secondParent().shortNotation(), cset().shortNotation(), patchCount);
dfb8405d996f Clean debug stacktraces Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 354 diff changeset	521 }
36 205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	522 }
205f9b59b400 Strip parsing logic out from console frontend Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	523 }

Mercurial > hg4j

annotate src/org/tmatesoft/hg/repo/HgBundle.java @ 515:e6c8b9b654b2