Mercurial > hg4j

comparison src/org/tmatesoft/hg/internal/RevisionDescendants.java @ 648:690e71d29bf6

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Introduced RevisionSet to ease update of phase roots on push
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Tue, 25 Jun 2013 20:48:37 +0200
parents 6526d8adbc0f
children
comparison
equal deleted inserted replaced
647:c75297c17867 648:690e71d29bf6
14 * the terms of a license other than GNU General Public License 14 * the terms of a license other than GNU General Public License
15 * contact TMate Software at support@hg4j.com 15 * contact TMate Software at support@hg4j.com
16 */ 16 */
17 package org.tmatesoft.hg.internal; 17 package org.tmatesoft.hg.internal;
18 18
19 import java.util.ArrayList;
19 import java.util.BitSet; 20 import java.util.BitSet;
20 21
21 import org.tmatesoft.hg.core.Nodeid; 22 import org.tmatesoft.hg.core.Nodeid;
22 import org.tmatesoft.hg.repo.HgChangelog; 23 import org.tmatesoft.hg.repo.HgChangelog;
23 import org.tmatesoft.hg.repo.HgInvalidStateException; 24 import org.tmatesoft.hg.repo.HgInvalidStateException;
35 36
36 private final HgRepository repo; 37 private final HgRepository repo;
37 private final int rootRevIndex; 38 private final int rootRevIndex;
38 private final int tipRevIndex; // this is the last revision we cache to 39 private final int tipRevIndex; // this is the last revision we cache to
39 private final BitSet descendants; 40 private final BitSet descendants;
41 private RevisionSet revset;
40 42
41 // in fact, may be refactored to deal not only with changelog, but any revlog (not sure what would be the usecase, though) 43 // in fact, may be refactored to deal not only with changelog, but any revlog (not sure what would be the usecase, though)
42 public RevisionDescendants(HgRepository hgRepo, int revisionIndex) throws HgRuntimeException { 44 public RevisionDescendants(HgRepository hgRepo, int revisionIndex) throws HgRuntimeException {
43 repo = hgRepo; 45 repo = hgRepo;
44 rootRevIndex = revisionIndex; 46 rootRevIndex = revisionIndex;
106 assert isCandidate(revisionIndex); 108 assert isCandidate(revisionIndex);
107 int ix = revisionIndex - rootRevIndex; 109 int ix = revisionIndex - rootRevIndex;
108 assert ix < descendants.size(); 110 assert ix < descendants.size();
109 return descendants.get(ix); 111 return descendants.get(ix);
110 } 112 }
113
114 public RevisionSet asRevisionSet() {
115 if (revset == null) {
116 final ArrayList<Nodeid> revisions = new ArrayList<Nodeid>(descendants.cardinality());
117 repo.getChangelog().indexWalk(rootRevIndex, tipRevIndex, new HgChangelog.RevisionInspector() {
118
119 public void next(int revisionIndex, Nodeid revision, int linkedRevisionIndex) throws HgRuntimeException {
120 if (isDescendant(revisionIndex)) {
121 revisions.add(revision);
122 }
123 }
124 });
125 assert revisions.size() == descendants.cardinality();
126 revset = new RevisionSet(revisions);
127 }
128 return revset;
129 }
111 } 130 }