Mercurial > jhg
annotate src/org/tmatesoft/hg/internal/RevlogStreamWriter.java @ 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
author | Artem Tikhomirov <tikhomirov.artem@gmail.com> |
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date | Wed, 23 Jan 2013 19:14:15 +0100 |
parents | 0f6fa88e2162 |
children | e6f72c9829a6 |
rev | line source |
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530
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Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents
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1 /* |
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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>
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2 * Copyright (c) 2013 TMate Software Ltd |
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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>
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3 * |
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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>
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4 * This program is free software; you can redistribute it and/or modify |
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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>
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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>
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6 * the Free Software Foundation; version 2 of the License. |
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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>
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7 * |
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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>
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8 * This program is distributed in the hope that it will be useful, |
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Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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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>
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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>
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11 * GNU General Public License for more details. |
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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>
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12 * |
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Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents
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13 * For information on how to redistribute this software under |
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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>
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14 * the terms of a license other than GNU General Public License |
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Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents
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15 * contact TMate Software at support@hg4j.com |
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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>
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16 */ |
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Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents
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17 package org.tmatesoft.hg.internal; |
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Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents
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18 |
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Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents
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19 import static org.tmatesoft.hg.internal.Internals.REVLOGV1_RECORD_SIZE; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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20 |
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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>
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21 import java.io.IOException; |
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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>
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22 import java.io.OutputStream; |
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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>
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23 import java.nio.ByteBuffer; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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24 |
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Towards commit command: refactor clone, extract pieces to reuse. Describe a defect discovered when bundle has few patches with 0,0 parents
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25 import org.tmatesoft.hg.core.Nodeid; |
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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>
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26 |
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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>
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27 /** |
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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>
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28 * |
532
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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
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29 * TODO check if index is too big and split into index+data |
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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>
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30 * |
530
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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>
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31 * @author Artem Tikhomirov |
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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>
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32 * @author TMate Software Ltd. |
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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>
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33 */ |
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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>
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34 public class RevlogStreamWriter { |
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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>
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35 |
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36 |
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37 public static class HeaderWriter { |
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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>
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38 private final ByteBuffer header; |
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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>
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39 private final boolean isInline; |
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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>
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40 private long offset; |
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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:
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41 private int length, compressedLength; |
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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>
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42 private int baseRev, linkRev, p1, p2; |
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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>
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43 private Nodeid nodeid; |
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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>
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44 |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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45 public HeaderWriter(boolean inline) { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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46 isInline = inline; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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47 header = ByteBuffer.allocate(REVLOGV1_RECORD_SIZE); |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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48 } |
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49 |
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50 public HeaderWriter offset(long offset) { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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51 this.offset = offset; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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52 return this; |
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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>
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53 } |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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54 |
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
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55 public int baseRevision() { |
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56 return baseRev; |
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57 } |
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58 |
530
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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:
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59 public HeaderWriter baseRevision(int baseRevision) { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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60 this.baseRev = baseRevision; |
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61 return this; |
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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>
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62 } |
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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>
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63 |
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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>
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64 public HeaderWriter length(int len, int compressedLen) { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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65 this.length = len; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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66 this.compressedLength = compressedLen; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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67 return this; |
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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>
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68 } |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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69 |
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70 public HeaderWriter parents(int parent1, int parent2) { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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71 p1 = parent1; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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72 p2 = parent2; |
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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>
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73 return this; |
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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>
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74 } |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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75 |
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76 public HeaderWriter linkRevision(int linkRevision) { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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77 this.linkRev = linkRevision; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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78 return this; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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79 } |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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80 |
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81 public HeaderWriter nodeid(Nodeid n) { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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82 this.nodeid = n; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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83 return this; |
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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>
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84 } |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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85 |
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86 public void write(OutputStream out) throws IOException { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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87 header.clear(); |
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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>
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88 if (offset == 0) { |
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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:
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89 int version = 1 /* RevlogNG */; |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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90 if (isInline) { |
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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91 final int INLINEDATA = 1 << 16; // FIXME extract constant |
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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:
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92 version |= INLINEDATA; |
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:
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93 } |
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:
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94 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:
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95 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:
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96 } 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:
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97 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:
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98 } |
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:
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99 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:
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100 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:
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101 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:
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102 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:
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103 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:
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104 header.putInt(p2); |
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:
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105 header.put(nodeid.toByteArray()); |
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:
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106 // assume 12 bytes left are zeros |
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:
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107 out.write(header.array()); |
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:
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108 |
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:
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109 // 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:
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110 // offset field always represent cumulative 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:
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111 // (while offset in the index file with inline==true differs by n*sizeof(header), where n is entry's position in the file) |
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:
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112 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:
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113 } |
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:
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114 } |
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:
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115 |
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:
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116 public void addRevision(String text, int baseRevision, int linkRevision, int p1, int p2) { |
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:
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117 } |
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:
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118 } |