Mercurial > hg4j
annotate cmdline/org/tmatesoft/hg/console/Tags.java @ 438:0d128e09d70f
Yet another alternative to collect tags for a file
author | Artem Tikhomirov <tikhomirov.artem@gmail.com> |
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date | Thu, 19 Apr 2012 19:16:45 +0200 |
parents | 6437d261048a |
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HgTags got TagInfo to access tags. Tags are read from all branches/revisions now, not only working copy
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1 /* |
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2 * Copyright (c) 2011-2012 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.console; |
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18 |
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19 import java.util.Collections; |
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20 import java.util.Comparator; |
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21 import java.util.HashMap; |
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22 import java.util.Map; |
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23 import java.util.TreeSet; |
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24 |
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25 import org.tmatesoft.hg.repo.HgChangelog; |
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26 import org.tmatesoft.hg.repo.HgRepository; |
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27 import org.tmatesoft.hg.repo.HgTags; |
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28 import org.tmatesoft.hg.repo.HgTags.TagInfo; |
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29 |
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30 /** |
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31 * |
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32 * @author Artem Tikhomirov |
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33 * @author TMate Software Ltd. |
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34 */ |
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35 public class Tags { |
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36 |
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37 public static void main(String[] args) throws Exception { |
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38 Options cmdLineOpts = Options.parse(args, Collections.<String>emptySet()); |
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39 HgRepository hgRepo = cmdLineOpts.findRepository(); |
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40 if (hgRepo.isInvalid()) { |
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41 System.err.printf("Can't find repository in: %s\n", hgRepo.getLocation()); |
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42 return; |
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43 } |
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44 HgTags tags = hgRepo.getTags(); |
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45 final HgChangelog clog = hgRepo.getChangelog(); |
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46 final Map<TagInfo, Integer> ti2index = new HashMap<TagInfo, Integer>(); |
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47 final TreeSet<TagInfo> sorted = new TreeSet<HgTags.TagInfo>(new Comparator<TagInfo>() { |
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48 |
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49 public int compare(TagInfo o1, TagInfo o2) { |
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50 // reverse, from newer to older (bigger indexes first); |
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51 // never ==, tags from same revision in any order, just next to each other |
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52 int x1 = ti2index.get(o1); |
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53 int x2 = ti2index.get(o2); |
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54 return x1 < x2 ? 1 : -1; |
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55 } |
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56 }); |
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57 for (TagInfo ti : tags.getAllTags().values()) { |
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58 int x = clog.getRevisionIndex(ti.revision()); // XXX in fact, performance hog. Need batch revisionIndex or another improvement |
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59 ti2index.put(ti, x); |
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60 sorted.add(ti); |
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61 } |
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62 for (TagInfo ti : sorted) { |
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63 int x = ti2index.get(ti); |
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64 System.out.printf("%-30s%8d:%s\n", ti.name(), x, ti.revision().shortNotation()); |
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65 } |
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66 } |
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67 } |