jhg: src/org/tmatesoft/hg/internal/RevlogStreamWriter.java annotate

annotate src/org/tmatesoft/hg/internal/RevlogStreamWriter.java @ 661:5d8798772cca

Merge branch smartgit-4.5 (no actual changes, merely to denote branch is inactive

author	Artem Tikhomirov <tikhomirov.artem@gmail.com>
date	Wed, 10 Jul 2013 11:48:55 +0200
parents	4fd317a2fecf
children	46b56864b483

rev	line source
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	1 /*
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	2 * Copyright (c) 2013 TMate Software Ltd
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	3 *
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	4 * This program is free software; you can redistribute it and/or modify
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	5 * it under the terms of the GNU General Public License as published by
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	6 * the Free Software Foundation; version 2 of the License.
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	7 *
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	8 * This program is distributed in the hope that it will be useful,
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	11 * GNU General Public License for more details.
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	12 *
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	13 * For information on how to redistribute this software under
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	14 * the terms of a license other than GNU General Public License
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	15 * contact TMate Software at support@hg4j.com
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	16 */
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	17 package org.tmatesoft.hg.internal;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	18
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	19 import static org.tmatesoft.hg.internal.Internals.REVLOGV1_RECORD_SIZE;
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	20 import static org.tmatesoft.hg.repo.HgRepository.NO_REVISION;
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	21
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	22 import java.io.IOException;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	23 import java.nio.ByteBuffer;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	24
617 65c01508f002 Rollback support for commands that modify repository. Strategy to keep complete copy of a file being changed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 608 diff changeset	25 import org.tmatesoft.hg.core.HgIOException;
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	26 import org.tmatesoft.hg.core.Nodeid;
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	27 import org.tmatesoft.hg.core.SessionContext;
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	28 import org.tmatesoft.hg.internal.DataSerializer.ByteArrayDataSource;
645 14dac192aa26 Push: phase2 - upload bundle with changes to remote server Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 628 diff changeset	29 import org.tmatesoft.hg.internal.DataSerializer.ByteArraySerializer;
618 7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	30 import org.tmatesoft.hg.internal.DataSerializer.DataSource;
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	31 import org.tmatesoft.hg.repo.HgBundle.GroupElement;
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	32 import org.tmatesoft.hg.repo.HgInvalidControlFileException;
628 6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 618 diff changeset	33 import org.tmatesoft.hg.repo.HgInvalidRevisionException;
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	34 import org.tmatesoft.hg.repo.HgInvalidStateException;
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	35 import org.tmatesoft.hg.repo.HgRepository;
628 6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 618 diff changeset	36 import org.tmatesoft.hg.repo.HgRuntimeException;
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	37 import org.tmatesoft.hg.util.Pair;
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	38
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	39 /**
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	40 *
608 e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 591 diff changeset	41 * TODO [post-1.1] separate operation to check if index is too big and split into index+data
532 688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 530 diff changeset	42 *
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	43 * @author Artem Tikhomirov
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	44 * @author TMate Software Ltd.
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	45 */
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	46 public class RevlogStreamWriter {
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	47
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	48 private final DigestHelper dh = new DigestHelper();
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	49 private final RevlogCompressor revlogDataZip;
617 65c01508f002 Rollback support for commands that modify repository. Strategy to keep complete copy of a file being changed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 608 diff changeset	50 private final Transaction transaction;
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	51 private int lastEntryBase, lastEntryIndex, lastEntryActualLen;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	52 // record revision and its full content
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	53 // the name might be misleading, it does not necessarily match lastEntryIndex
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	54 private Pair<Integer, byte[]> lastFullContent;
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	55 private Nodeid lastEntryRevision;
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	56 private IntMap<Nodeid> revisionCache = new IntMap<Nodeid>(32);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	57 private RevlogStream revlogStream;
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	58
617 65c01508f002 Rollback support for commands that modify repository. Strategy to keep complete copy of a file being changed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 608 diff changeset	59 public RevlogStreamWriter(SessionContext.Source ctxSource, RevlogStream stream, Transaction tr) {
591 e447384f3771 CommitFacility as internal class; refactored infrastructure around internals (access to RevlogStream) Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 544 diff changeset	60 assert ctxSource != null;
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	61 assert stream != null;
617 65c01508f002 Rollback support for commands that modify repository. Strategy to keep complete copy of a file being changed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 608 diff changeset	62 assert tr != null;
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	63
591 e447384f3771 CommitFacility as internal class; refactored infrastructure around internals (access to RevlogStream) Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 544 diff changeset	64 revlogDataZip = new RevlogCompressor(ctxSource.getSessionContext());
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	65 revlogStream = stream;
617 65c01508f002 Rollback support for commands that modify repository. Strategy to keep complete copy of a file being changed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 608 diff changeset	66 transaction = tr;
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	67 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	68
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	69 public Pair<Integer,Nodeid> addPatchRevision(GroupElement ge, RevisionToIndexMap clogRevs, RevisionToIndexMap revlogRevs) throws HgIOException, HgRuntimeException {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	70 populateLastEntryIndex();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	71 //
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	72 final Nodeid nodeRev = ge.node();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	73 final Nodeid csetRev = ge.cset();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	74 int linkRev;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	75 if (nodeRev.equals(csetRev)) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	76 linkRev = lastEntryIndex+1;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	77 } else {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	78 linkRev = clogRevs.revisionIndex(csetRev);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	79 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	80 assert linkRev >= 0;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	81 final Nodeid p1Rev = ge.firstParent();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	82 int p1 = p1Rev.isNull() ? NO_REVISION : revlogRevs.revisionIndex(p1Rev);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	83 final Nodeid p2Rev = ge.secondParent();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	84 int p2 = p2Rev.isNull() ? NO_REVISION : revlogRevs.revisionIndex(p2Rev);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	85 Patch p = new Patch();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	86 final byte[] patchBytes;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	87 try {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	88 // XXX there's ge.rawData(), to avoid extra array wrap
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	89 patchBytes = ge.rawDataByteArray();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	90 p.read(new ByteArrayDataAccess(patchBytes));
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	91 } catch (IOException ex) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	92 throw new HgIOException("Failed to read patch information", ex, null);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	93 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	94 //
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	95 final Nodeid patchBase = ge.patchBase();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	96 int patchBaseRev = patchBase.isNull() ? NO_REVISION : revlogRevs.revisionIndex(patchBase);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	97 int baseRev = lastEntryIndex == NO_REVISION ? 0 : revlogStream.baseRevision(patchBaseRev);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	98 int revLen;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	99 DataSource ds;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	100 byte[] complete = null;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	101 if (patchBaseRev == lastEntryIndex && lastEntryIndex != NO_REVISION) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	102 // we may write patch from GroupElement as is
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	103 int patchBaseLen = dataLength(patchBaseRev);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	104 revLen = patchBaseLen + p.patchSizeDelta();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	105 ds = new ByteArrayDataSource(patchBytes);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	106 } else {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	107 // read baseRev, unless it's the pull to empty repository
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	108 try {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	109 if (lastEntryIndex == NO_REVISION) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	110 complete = p.apply(new ByteArrayDataAccess(new byte[0]), -1);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	111 baseRev = 0; // it's done above, but doesn't hurt
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	112 } else {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	113 ReadContentInspector insp = new ReadContentInspector().read(revlogStream, baseRev);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	114 complete = p.apply(new ByteArrayDataAccess(insp.content), -1);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	115 baseRev = lastEntryIndex + 1;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	116 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	117 ds = new ByteArrayDataSource(complete);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	118 revLen = complete.length;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	119 } catch (IOException ex) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	120 // unlikely to happen, as ByteArrayDataSource doesn't throw IOException
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	121 throw new HgIOException("Failed to reconstruct revision", ex, null);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	122 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	123 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	124 doAdd(nodeRev, p1, p2, linkRev, baseRev, revLen, ds);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	125 if (complete != null) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	126 lastFullContent = new Pair<Integer, byte[]>(lastEntryIndex, complete);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	127 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	128 return new Pair<Integer, Nodeid>(lastEntryIndex, lastEntryRevision);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	129 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	130
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	131 /**
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	132 * @return nodeid of added revision
628 6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 618 diff changeset	133 * @throws HgRuntimeException
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	134 */
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	135 public Pair<Integer,Nodeid> addRevision(DataSource content, int linkRevision, int p1, int p2) throws HgIOException, HgRuntimeException {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	136 populateLastEntryIndex();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	137 populateLastEntryContent();
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	138 //
618 7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	139 byte[] contentByteArray = toByteArray(content);
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	140 Patch patch = GeneratePatchInspector.delta(lastFullContent.second(), contentByteArray);
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	141 int patchSerializedLength = patch.serializedLength();
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	142
618 7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	143 final boolean writeComplete = preferCompleteOverPatch(patchSerializedLength, contentByteArray.length);
7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	144 DataSerializer.DataSource dataSource = writeComplete ? new ByteArrayDataSource(contentByteArray) : patch.new PatchDataSource();
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	145 //
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	146 Nodeid p1Rev = revision(p1);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	147 Nodeid p2Rev = revision(p2);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	148 Nodeid newRev = Nodeid.fromBinary(dh.sha1(p1Rev, p2Rev, contentByteArray).asBinary(), 0);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	149 doAdd(newRev, p1, p2, linkRevision, writeComplete ? lastEntryIndex+1 : lastEntryBase, contentByteArray.length, dataSource);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	150 lastFullContent = new Pair<Integer, byte[]>(lastEntryIndex, contentByteArray);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	151 return new Pair<Integer, Nodeid>(lastEntryIndex, lastEntryRevision);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	152 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	153
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	154 private Nodeid doAdd(Nodeid rev, int p1, int p2, int linkRevision, int baseRevision, int revLen, DataSerializer.DataSource dataSource) throws HgIOException, HgRuntimeException {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	155 assert linkRevision >= 0;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	156 assert baseRevision >= 0;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	157 assert p1 == NO_REVISION \|\| p1 >= 0;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	158 assert p2 == NO_REVISION \|\| p2 >= 0;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	159 assert !rev.isNull();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	160 assert revLen >= 0;
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	161 revlogDataZip.reset(dataSource);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	162 final int compressedLen;
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	163 final boolean useCompressedData = preferCompressedOverComplete(revlogDataZip.getCompressedLength(), dataSource.serializeLength());
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	164 if (useCompressedData) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	165 compressedLen= revlogDataZip.getCompressedLength();
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	166 } else {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	167 // compression wasn't too effective,
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	168 compressedLen = dataSource.serializeLength() + 1 /1 byte for 'u' - uncompressed prefix byte/;
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	169 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	170 //
618 7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	171 DataSerializer indexFile, dataFile;
7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	172 indexFile = dataFile = null;
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	173 try {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	174 //
618 7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	175 indexFile = revlogStream.getIndexStreamWriter(transaction);
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	176 final boolean isInlineData = revlogStream.isInlineData();
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	177 HeaderWriter revlogHeader = new HeaderWriter(isInlineData);
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	178 revlogHeader.length(revLen, compressedLen);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	179 revlogHeader.nodeid(rev.toByteArray());
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	180 revlogHeader.linkRevision(linkRevision);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	181 revlogHeader.parents(p1, p2);
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	182 revlogHeader.baseRevision(baseRevision);
539 9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	183 long lastEntryOffset = revlogStream.newEntryOffset();
9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	184 revlogHeader.offset(lastEntryOffset);
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	185 //
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	186 revlogHeader.serialize(indexFile);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	187
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	188 if (isInlineData) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	189 dataFile = indexFile;
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	190 } else {
617 65c01508f002 Rollback support for commands that modify repository. Strategy to keep complete copy of a file being changed Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 608 diff changeset	191 dataFile = revlogStream.getDataStreamWriter(transaction);
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	192 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	193 if (useCompressedData) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	194 int actualCompressedLenWritten = revlogDataZip.writeCompressedData(dataFile);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	195 if (actualCompressedLenWritten != compressedLen) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	196 throw new HgInvalidStateException(String.format("Expected %d bytes of compressed data, but actually wrote %d in %s", compressedLen, actualCompressedLenWritten, revlogStream.getDataFileName()));
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	197 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	198 } else {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	199 dataFile.writeByte((byte) 'u');
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	200 dataSource.serialize(dataFile);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	201 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	202
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	203 lastEntryBase = revlogHeader.baseRevision();
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	204 lastEntryIndex++;
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	205 lastEntryActualLen = revLen;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	206 lastEntryRevision = rev;
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	207 revisionCache.put(lastEntryIndex, lastEntryRevision);
539 9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	208
9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	209 revlogStream.revisionAdded(lastEntryIndex, lastEntryRevision, lastEntryBase, lastEntryOffset);
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	210 } finally {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	211 indexFile.done();
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	212 if (dataFile != null && dataFile != indexFile) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	213 dataFile.done();
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	214 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	215 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	216 return lastEntryRevision;
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	217 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	218
628 6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 618 diff changeset	219 private byte[] toByteArray(DataSource content) throws HgIOException, HgRuntimeException {
645 14dac192aa26 Push: phase2 - upload bundle with changes to remote server Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 628 diff changeset	220 ByteArraySerializer ba = new ByteArraySerializer();
618 7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	221 content.serialize(ba);
7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	222 return ba.toByteArray();
7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	223 }
7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	224
628 6526d8adbc0f Explicit HgRuntimeException to facilitate easy switch from runtime to checked exceptions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 618 diff changeset	225 private Nodeid revision(int revisionIndex) throws HgInvalidControlFileException, HgInvalidRevisionException {
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	226 if (revisionIndex == NO_REVISION) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	227 return Nodeid.NULL;
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	228 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	229 Nodeid n = revisionCache.get(revisionIndex);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	230 if (n == null) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	231 n = Nodeid.fromBinary(revlogStream.nodeid(revisionIndex), 0);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	232 revisionCache.put(revisionIndex, n);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	233 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	234 return n;
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	235 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	236
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	237 private int dataLength(int revisionIndex) throws HgInvalidControlFileException, HgInvalidRevisionException {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	238 assert revisionIndex >= 0;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	239 if (revisionIndex == lastEntryIndex) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	240 return lastEntryActualLen;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	241 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	242 if (lastFullContent != null && lastFullContent.first() == revisionIndex) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	243 return lastFullContent.second().length;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	244 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	245 return revlogStream.dataLength(revisionIndex);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	246 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	247
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	248 private void populateLastEntryIndex() throws HgRuntimeException {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	249 int revCount = revlogStream.revisionCount();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	250 lastEntryIndex = revCount == 0 ? NO_REVISION : revCount - 1;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	251 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	252
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	253 private void populateLastEntryContent() throws HgRuntimeException {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	254 if (lastFullContent != null && lastFullContent.first() == lastEntryIndex) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	255 // we have last entry cached
539 9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	256 return;
9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	257 }
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	258 lastEntryRevision = Nodeid.NULL;
539 9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	259 if (lastEntryIndex != NO_REVISION) {
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	260 ReadContentInspector insp = new ReadContentInspector().read(revlogStream, lastEntryIndex);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	261 lastEntryBase = insp.baseRev;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	262 lastEntryRevision = insp.rev;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	263 lastFullContent = new Pair<Integer, byte[]>(lastEntryIndex, insp.content);
539 9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	264 } else {
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	265 lastFullContent = new Pair<Integer, byte[]>(lastEntryIndex, new byte[0]);
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	266 }
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	267 assert lastFullContent.first() == lastEntryIndex;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	268 assert lastFullContent.second() != null;
538 dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	269 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	270
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	271 public static boolean preferCompleteOverPatch(int patchLength, int fullContentLength) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	272 return !decideWorthEffort(patchLength, fullContentLength);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	273 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	274
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	275 public static boolean preferCompressedOverComplete(int compressedLen, int fullContentLength) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	276 if (compressedLen <= 0) { // just in case, meaningless otherwise
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	277 return false;
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	278 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	279 return decideWorthEffort(compressedLen, fullContentLength);
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	280 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	281
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	282 // true if length obtained with effort is worth it
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	283 private static boolean decideWorthEffort(int lengthWithExtraEffort, int lengthWithoutEffort) {
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	284 return lengthWithExtraEffort < (/* 3/4 of original */lengthWithoutEffort - (lengthWithoutEffort >>> 2));
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	285 }
dd4f6311af52 Commit: first working version Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 534 diff changeset	286
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	287 /XXX public because HgCloneCommand uses it/
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	288 public static class HeaderWriter implements DataSerializer.DataSource {
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	289 private final ByteBuffer header;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	290 private final boolean isInline;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	291 private long offset;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	292 private int length, compressedLength;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	293 private int baseRev, linkRev, p1, p2;
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	294 private byte[] nodeid;
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	295
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	296 public HeaderWriter(boolean inline) {
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	297 isInline = inline;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	298 header = ByteBuffer.allocate(REVLOGV1_RECORD_SIZE);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	299 }
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	300
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	301 public HeaderWriter offset(long offset) {
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	302 this.offset = offset;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	303 return this;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	304 }
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	305
532 688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 530 diff changeset	306 public int baseRevision() {
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 530 diff changeset	307 return baseRev;
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 530 diff changeset	308 }
688c1ab113bb Introduce explicit reference to base patch in bundle's group element, use it when cloning to fix defect when few revisions list null,null parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 530 diff changeset	309
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	310 public HeaderWriter baseRevision(int baseRevision) {
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	311 this.baseRev = baseRevision;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	312 return this;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	313 }
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	314
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	315 public HeaderWriter length(int len, int compressedLen) {
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	316 this.length = len;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	317 this.compressedLength = compressedLen;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	318 return this;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	319 }
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	320
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	321 public HeaderWriter parents(int parent1, int parent2) {
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	322 p1 = parent1;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	323 p2 = parent2;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	324 return this;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	325 }
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	326
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	327 public HeaderWriter linkRevision(int linkRevision) {
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	328 linkRev = linkRevision;
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	329 return this;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	330 }
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	331
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	332 public HeaderWriter nodeid(Nodeid n) {
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	333 nodeid = n.toByteArray();
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	334 return this;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	335 }
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	336
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	337 public HeaderWriter nodeid(byte[] nodeidBytes) {
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	338 nodeid = nodeidBytes;
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	339 return this;
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	340 }
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	341
618 7c0d2ce340b8 Refactor approach how content finds it way down to a commit revision Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 617 diff changeset	342 public void serialize(DataSerializer out) throws HgIOException {
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	343 header.clear();
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	344 if (offset == 0) {
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	345 int version = 1 /* RevlogNG */;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	346 if (isInline) {
608 e1b29756f901 Clean, organize and resolve some TODOs and FIXMEs: minor refactorings and comments Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 591 diff changeset	347 version \|= RevlogStream.INLINEDATA;
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	348 }
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	349 header.putInt(version);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	350 header.putInt(0);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	351 } else {
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	352 header.putLong(offset << 16);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	353 }
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	354 header.putInt(compressedLength);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	355 header.putInt(length);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	356 header.putInt(baseRev);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	357 header.putInt(linkRev);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	358 header.putInt(p1);
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	359 header.putInt(p2);
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	360 header.put(nodeid);
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	361 // assume 12 bytes left are zeros
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	362 out.write(header.array(), 0, header.capacity());
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	363
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	364 // regardless whether it's inline or separate data,
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	365 // offset field always represent cumulative compressedLength
539 9edfd5a223b8 Commit: handle empty repository case Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 538 diff changeset	366 // (while physical offset in the index file with inline==true differs by n*sizeof(header), where n is entry's position in the file)
530 0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	367 offset += compressedLength;
0f6fa88e2162 Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: diff changeset	368 }
534 243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	369
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	370 public int serializeLength() {
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	371 return header.capacity();
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	372 }
243202f1bda5 Commit: refactor revision creation code from clone command to work separately, fit into existing library structure Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 533 diff changeset	373 }
660 4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	374
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	375 // XXX part of HgRevisionMap contract, need public counterparts (along with IndexToRevisionMap)
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	376 public interface RevisionToIndexMap {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	377
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	378 /**
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	379 * @return {@link HgRepository#NO_REVISION} if unknown revision
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	380 */
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	381 int revisionIndex(Nodeid revision);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	382 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	383
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	384 private static class ReadContentInspector implements RevlogStream.Inspector {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	385 public int baseRev;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	386 public Nodeid rev;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	387 public byte[] content;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	388 private IOException failure;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	389
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	390 public ReadContentInspector read(RevlogStream rs, int revIndex) throws HgInvalidControlFileException {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	391 assert revIndex >= 0;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	392 rs.iterate(revIndex, revIndex, true, this);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	393 if (failure != null) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	394 String m = String.format("Failed to get content of revision %d", revIndex);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	395 throw rs.initWithDataFile(new HgInvalidControlFileException(m, failure, null));
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	396 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	397 return this;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	398 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	399
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	400 public void next(int revisionIndex, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, DataAccess data) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	401 try {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	402 baseRev = baseRevision;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	403 rev = Nodeid.fromBinary(nodeid, 0);
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	404 content = data.byteArray();
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	405 } catch (IOException ex) {
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	406 failure = ex;
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	407 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	408 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	409 }
4fd317a2fecf Pull: phase1 get remote changes and add local revisions Artem Tikhomirov <tikhomirov.artem@gmail.com> parents: 645 diff changeset	410 }

Mercurial > jhg

annotate src/org/tmatesoft/hg/internal/RevlogStreamWriter.java @ 661:5d8798772cca