Mercurial > hg4j

annotate src/com/tmate/hgkit/ll/Changelog.java @ 37:e45e75e22523

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Parse changesets from bundle's changelog group. Refactor Revlog to provide access to revision's raw content
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Fri, 14 Jan 2011 00:49:58 +0100
parents e929cecae4e1
children b01500fe2604
rev   line source
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1 /*
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2 * Copyright (c) 2010, 2011 Artem Tikhomirov
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3 */
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4 package com.tmate.hgkit.ll;
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5
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6 import java.util.ArrayList;
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7 import java.util.Arrays;
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8 import java.util.List;
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9
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10 /**
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11 * Representation of the Mercurial changelog file (list of ChangeSets)
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12 * @author artem
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13 */
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14 public class Changelog extends Revlog {
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16 /*package-local*/ Changelog(HgRepository hgRepo, RevlogStream content) {
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17 super(hgRepo, content);
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18 }
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20 public void all(final Changeset.Inspector inspector) {
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21 Revlog.Inspector i = new Revlog.Inspector() {
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22
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23 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, byte[] data) {
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24 Changeset cset = Changeset.parse(data, 0, data.length);
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25 // XXX there's no guarantee for Changeset.Callback that distinct instance comes each time, consider instance reuse
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26 inspector.next(cset);
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27 }
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28 };
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29 content.iterate(0, content.revisionCount() - 1, true, i);
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30 }
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31
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32 public List<Changeset> range(int start, int end) {
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33 final ArrayList<Changeset> rv = new ArrayList<Changeset>(end - start + 1);
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34 Revlog.Inspector i = new Revlog.Inspector() {
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35
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36 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, byte[] data) {
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37 Changeset cset = Changeset.parse(data, 0, data.length);
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38 rv.add(cset);
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39 }
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40 };
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41 content.iterate(start, end, true, i);
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42 return rv;
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43 }
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44
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45 public void range(final Changeset.Inspector inspector, final int... revisions) {
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46 if (revisions == null || revisions.length == 0) {
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47 return;
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48 }
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49 Revlog.Inspector i = new Revlog.Inspector() {
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50
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51 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, byte[] data) {
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52 if (Arrays.binarySearch(revisions, revisionNumber) >= 0) {
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53 Changeset cset = Changeset.parse(data, 0, data.length);
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54 inspector.next(cset);
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55 }
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56 }
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57 };
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58 Arrays.sort(revisions);
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59 content.iterate(revisions[0], revisions[revisions.length - 1], true, i);
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60 }
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61 }