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comparison src/com/tmate/hgkit/ll/Revlog.java @ 37:e45e75e22523

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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 346b66add79d
children 4e9b66b07a28
comparison
equal deleted inserted replaced
36:205f9b59b400 37:e45e75e22523
32 } 32 }
33 33
34 public int getRevisionCount() { 34 public int getRevisionCount() {
35 return content.revisionCount(); 35 return content.revisionCount();
36 } 36 }
37
38 /**
39 * Access to revision data as is (decompressed, but otherwise unprocessed, i.e. not parsed for e.g. changeset or manifest entries)
40 * @param nodeid
41 */
42 public byte[] content(Nodeid nodeid) {
43 int revision = content.findLocalRevisionNumber(nodeid);
44 return content(revision);
45 }
37 46
47 /**
48 * @param revision - repo-local index of this file change (not a changelog revision number!)
49 */
50 public byte[] content(int revision) {
51 final byte[][] dataPtr = new byte[1][];
52 Revlog.Inspector insp = new Revlog.Inspector() {
53 public void next(int revisionNumber, int actualLen, int baseRevision, int linkRevision, int parent1Revision, int parent2Revision, byte[] nodeid, byte[] data) {
54 dataPtr[0] = data;
55 }
56 };
57 content.iterate(revision, revision, true, insp);
58 return dataPtr[0];
59 }
60
38 // FIXME byte[] data might be too expensive, for few usecases it may be better to have intermediate Access object (when we don't need full data 61 // FIXME byte[] data might be too expensive, for few usecases it may be better to have intermediate Access object (when we don't need full data
39 // instantly - e.g. calculate hash, or comparing two revisions 62 // instantly - e.g. calculate hash, or comparing two revisions
40 // XXX seems that RevlogStream is better place for this class. 63 // XXX seems that RevlogStream is better place for this class.
41 public interface Inspector { 64 public interface Inspector {
42 // XXX boolean retVal to indicate whether to continue? 65 // XXX boolean retVal to indicate whether to continue?