Mercurial > jhg
view src/org/tmatesoft/hg/core/HgInitCommand.java @ 643:a8ce405da1f5
v1.2 line of dev: update versions, use patch merge code by default
author | Artem Tikhomirov <tikhomirov.artem@gmail.com> |
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date | Wed, 19 Jun 2013 16:03:11 +0200 |
parents | 4a0bab2c6da1 |
children |
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/* * 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.core; import static org.tmatesoft.hg.internal.RequiresFile.*; import java.io.File; import org.tmatesoft.hg.internal.RepoInitializer; import org.tmatesoft.hg.repo.HgLookup; import org.tmatesoft.hg.repo.HgRepository; import org.tmatesoft.hg.util.CancelledException; /** * Initialize empty local repository. * <p> * Two predefined alternatives are available, {@link #revlogV0() old} and {@link #revlogV1() new} mercurial format respectively. * <p> * Specific requirements may be turned off/on as needed if you know what you're doing. * * @see http://mercurial.selenic.com/wiki/RequiresFile * @author Artem Tikhomirov * @author TMate Software Ltd. */ public class HgInitCommand extends HgAbstractCommand<HgInitCommand> { private static final int V1_DEFAULT = REVLOGV1 | STORE | FNCACHE | DOTENCODE; private final HgLookup hgLookup; private File location; private int requiresFlags; public HgInitCommand() { this(null); } public HgInitCommand(HgLookup lookupEnv) { hgLookup = lookupEnv; requiresFlags = V1_DEFAULT; } public HgInitCommand location(File repoLoc) { location = repoLoc; return this; } public HgInitCommand revlogV0() { requiresFlags = REVLOGV0; return this; } public HgInitCommand revlogV1() { requiresFlags = V1_DEFAULT; return this; } public HgInitCommand store(boolean enable) { return switchFlag(STORE, enable); } public HgInitCommand fncache(boolean enable) { return switchFlag(FNCACHE, enable); } public HgInitCommand dotencode(boolean enable) { return switchFlag(DOTENCODE, enable); } public HgRepository execute() throws HgRepositoryNotFoundException, HgException, CancelledException { if (location == null) { throw new IllegalArgumentException(); } File repoDir; if (".hg".equals(location.getName())) { repoDir = location; } else { repoDir = new File(location, ".hg"); } new RepoInitializer().setRequires(requiresFlags).initEmptyRepository(repoDir); return getNewRepository(); } public HgRepository getNewRepository() throws HgRepositoryNotFoundException { HgLookup l = hgLookup == null ? new HgLookup() : hgLookup; return l.detect(location); } private HgInitCommand switchFlag(int flag, boolean enable) { if (enable) { requiresFlags |= flag; } else { requiresFlags &= ~flag; } return this; } }