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annotate src/com/tmate/hgkit/fs/RepositoryLookup.java @ 2:08db726a0fb7

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Shaping out low-level Hg structures
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Sun, 19 Dec 2010 05:41:31 +0100
parents
children aa1912c70b36
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2
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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1 /**
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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2 * Copyright (c) 2010 Artem Tikhomirov
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3 */
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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4 package com.tmate.hgkit.fs;
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5
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6 import java.io.File;
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7
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8 import com.tmate.hgkit.ll.HgRepository;
08db726a0fb7 Shaping out low-level Hg structures
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9 import com.tmate.hgkit.ll.LocalHgRepo;
08db726a0fb7 Shaping out low-level Hg structures
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10
08db726a0fb7 Shaping out low-level Hg structures
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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11 /**
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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12 * @author artem
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13 */
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14 public class RepositoryLookup {
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15
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16 public HgRepository detect(String[] commandLineArgs) throws Exception {
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17 if (commandLineArgs.length == 0) {
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18 return detectFromWorkingDir();
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19 }
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20 return detect(commandLineArgs[0]);
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21 }
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22
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23 public HgRepository detectFromWorkingDir() throws Exception {
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24 return detect(System.getProperty("user.dir"));
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25 }
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26
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27 public HgRepository detect(String location) throws Exception /*FIXME Exception type, RepoInitException? */ {
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28 File dir = new File(location);
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29 File repository;
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30 do {
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31 repository = new File(dir, ".hg");
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32 if (repository.exists() && repository.isDirectory()) {
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33 break;
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34 }
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35 repository = null;
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36 dir = dir.getParentFile();
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37
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38 } while(dir != null);
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39 if (repository == null) {
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40 return new LocalHgRepo(location);
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41 }
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42 return new LocalHgRepo(repository);
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43 }
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44 }