Mercurial > jhg
diff src/org/tmatesoft/hg/internal/AddRevInspector.java @ 660:4fd317a2fecf
Pull: phase1 get remote changes and add local revisions
author | Artem Tikhomirov <tikhomirov.artem@gmail.com> |
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date | Tue, 09 Jul 2013 21:46:45 +0200 |
parents | |
children | 46b56864b483 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/org/tmatesoft/hg/internal/AddRevInspector.java Tue Jul 09 21:46:45 2013 +0200 @@ -0,0 +1,128 @@ +/* + * Copyright (c) 2013 TMate Software Ltd + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * For information on how to redistribute this software under + * the terms of a license other than GNU General Public License + * contact TMate Software at support@hg4j.com + */ +package org.tmatesoft.hg.internal; + +import java.util.HashMap; +import java.util.Set; + +import org.tmatesoft.hg.core.HgIOException; +import org.tmatesoft.hg.core.Nodeid; +import org.tmatesoft.hg.repo.HgBundle; +import org.tmatesoft.hg.repo.HgBundle.GroupElement; +import org.tmatesoft.hg.repo.HgDataFile; +import org.tmatesoft.hg.repo.HgInvalidControlFileException; +import org.tmatesoft.hg.repo.HgRepository; +import org.tmatesoft.hg.repo.HgRuntimeException; +import org.tmatesoft.hg.util.Pair; + +/** + * @author Artem Tikhomirov + * @author TMate Software Ltd. + */ +public final class AddRevInspector implements HgBundle.Inspector { + private final Internals repo; + private final Transaction tr; + private Set<Nodeid> added; + private RevlogStreamWriter revlog; + private RevMap clogRevs; + private RevMap revlogRevs; + + public AddRevInspector(Internals implRepo, Transaction transaction) { + repo = implRepo; + tr = transaction; + } + + public void changelogStart() throws HgRuntimeException { + // TODO Auto-generated method stub + RevlogStream rs = repo.getImplAccess().getChangelogStream(); + revlog = new RevlogStreamWriter(repo, rs, tr); + revlogRevs = clogRevs = new RevMap(rs); + } + + public void changelogEnd() throws HgRuntimeException { + revlog = null; + revlogRevs = null; + added = clogRevs.added(); + } + + public void manifestStart() throws HgRuntimeException { + RevlogStream rs = repo.getImplAccess().getManifestStream(); + revlog = new RevlogStreamWriter(repo, rs, tr); + revlogRevs = new RevMap(rs); + } + + public void manifestEnd() throws HgRuntimeException { + revlog = null; + revlogRevs = null; + } + + public void fileStart(String name) throws HgRuntimeException { + HgDataFile df = repo.getRepo().getFileNode(name); + RevlogStream rs = repo.getImplAccess().getStream(df); + revlog = new RevlogStreamWriter(repo, rs, tr); + revlogRevs = new RevMap(rs); + // FIXME collect new files and update fncache + } + + public void fileEnd(String name) throws HgRuntimeException { + revlog = null; + revlogRevs = null; + } + + public boolean element(GroupElement ge) throws HgRuntimeException { + assert clogRevs != null; + assert revlogRevs != null; + try { + Pair<Integer, Nodeid> newRev = revlog.addPatchRevision(ge, clogRevs, revlogRevs); + revlogRevs.update(newRev.first(), newRev.second()); + return true; + } catch (HgIOException ex) { + throw new HgInvalidControlFileException(ex, true); + } + } + + public RevisionSet addedChangesets() { + return new RevisionSet(added); + } + + private static class RevMap implements RevlogStreamWriter.RevisionToIndexMap { + + private final RevlogStream revlog; + private HashMap<Nodeid, Integer> added = new HashMap<Nodeid, Integer>(); + + public RevMap(RevlogStream revlogStream) { + revlog = revlogStream; + } + + public int revisionIndex(Nodeid revision) { + Integer a = added.get(revision); + if (a != null) { + return a; + } + int f = revlog.findRevisionIndex(revision); + return f == HgRepository.BAD_REVISION ? HgRepository.NO_REVISION : f; + } + + public void update(Integer revIndex, Nodeid rev) { + added.put(rev, revIndex); + } + + Set<Nodeid> added() { + return added.keySet(); + } + } +} \ No newline at end of file