Mercurial > jhg

annotate src/org/tmatesoft/hg/repo/HgRepositoryFiles.java @ 695:053bb4397bf9

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Refactoring: nice Revlog.indexWalk() implementation
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Mon, 05 Aug 2013 18:45:16 +0200
parents c75297c17867
children 42b88709e41d
rev   line source
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1 /*
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2 * Copyright (c) 2012-2013 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
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15 * contact TMate Software at support@hg4j.com
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16 */
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17 package org.tmatesoft.hg.repo;
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18
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19
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20 /**
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21 * Names of some Mercurial configuration/service files.
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22 *
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23 * @author Artem Tikhomirov
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24 * @author TMate Software Ltd.
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25 */
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26 public enum HgRepositoryFiles {
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27
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28 HgIgnore(Home.Root, ".hgignore"), HgTags(Home.Root, ".hgtags"), HgEol(Home.Root, ".hgeol"),
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29 Dirstate(Home.Repo, "dirstate"), HgLocalTags(Home.Repo, "localtags"),
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30 HgSub(Home.Root, ".hgsub"), HgSubstate(Home.Root, ".hgsubstate"),
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31 LastMessage(Home.Repo, "last-message.txt"),
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32 Bookmarks(Home.Repo, "bookmarks"), BookmarksCurrent(Home.Repo, "bookmarks.current"),
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33 Branch(Home.Repo, "branch"),
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34 UndoBranch(Home.Repo, "undo.branch"), UndoDirstate(Home.Repo, "undo.dirstate"),
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35 Phaseroots(Home.Store, "phaseroots"), FNCache(Home.Store, "fncache"),
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36 WorkingCopyLock(Home.Repo, "wlock"), StoreLock(Home.Store, "lock");
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37
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38 /**
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39 * Possible file locations
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40 */
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41 public enum Home {
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42 Root, Repo, Store
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43 }
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44
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45 private final String fname;
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46 private final Home residesIn;
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47
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48 private HgRepositoryFiles(Home home, String filename) {
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49 fname = filename;
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50 residesIn = home;
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51 }
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52
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53 /**
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54 * Path to the file, relative to the repository root.
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55 *
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56 * For repository files that reside in working directory, return their location relative to the working dir.
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57 * For files that reside under repository root, path returned includes '.hg/' prefix.
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58 * For files from {@link Home#Store} storage area, path starts with '.hg/store/', although actual use of 'store' folder
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59 * is controlled by repository requirements. Returned value shall be deemed as 'most likely' path in a general environment.
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60 * @return file location, never <code>null</code>
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61 */
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62 public String getPath() {
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63 switch (residesIn) {
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64 case Store : return ".hg/store/" + getName();
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65 case Repo : return ".hg/" + getName();
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66 default : return getName();
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67 }
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68 }
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69
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70 /**
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71 * File name without any path information
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72 * @return file name, never <code>null</code>
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73 */
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74 public String getName() {
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75 return fname;
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76 }
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78 /**
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79 * Files that reside under working directory may be accessed like:
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80 * <pre>
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81 * HgRepository hgRepo = ...;
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82 * File f = new File(hgRepo.getWorkingDir(), HgRepositoryFiles.HgIgnore.getPath())
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83 * </pre>
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84 * @return <code>true</code> if file lives in working tree
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85 */
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86 public boolean residesUnderWorkingDir() {
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87 return residesIn == Home.Root;
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88 }
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89
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90 /**
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91 * @return <code>true</code> if file lives under '.hg/'
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92 */
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93 public boolean residesUnderRepositoryRoot() {
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94 return residesIn == Home.Repo;
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95 }
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96
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97 /**
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98 * Identify a root the file lives under
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99 */
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100 public Home getHome() {
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101 return residesIn;
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102 }
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103 }