tikhomirov@234: /*
tikhomirov@234:  * Copyright (c) 2011 TMate Software Ltd
tikhomirov@234:  *  
tikhomirov@234:  * This program is free software; you can redistribute it and/or modify
tikhomirov@234:  * it under the terms of the GNU General Public License as published by
tikhomirov@234:  * the Free Software Foundation; version 2 of the License.
tikhomirov@234:  *
tikhomirov@234:  * This program is distributed in the hope that it will be useful,
tikhomirov@234:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
tikhomirov@234:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
tikhomirov@234:  * GNU General Public License for more details.
tikhomirov@234:  *
tikhomirov@234:  * For information on how to redistribute this software under
tikhomirov@234:  * the terms of a license other than GNU General Public License
tikhomirov@234:  * contact TMate Software at support@hg4j.com
tikhomirov@234:  */
tikhomirov@234: package org.tmatesoft.hg.console;
tikhomirov@234: 
tikhomirov@299: import java.util.Collections;
tikhomirov@234: import java.util.Comparator;
tikhomirov@234: import java.util.HashMap;
tikhomirov@234: import java.util.Map;
tikhomirov@234: import java.util.TreeSet;
tikhomirov@234: 
tikhomirov@234: import org.tmatesoft.hg.repo.HgChangelog;
tikhomirov@234: import org.tmatesoft.hg.repo.HgRepository;
tikhomirov@234: import org.tmatesoft.hg.repo.HgTags;
tikhomirov@234: import org.tmatesoft.hg.repo.HgTags.TagInfo;
tikhomirov@234: 
tikhomirov@234: /**
tikhomirov@234:  *
tikhomirov@234:  * @author Artem Tikhomirov
tikhomirov@234:  * @author TMate Software Ltd.
tikhomirov@234:  */
tikhomirov@234: public class Tags {
tikhomirov@234: 
tikhomirov@234: 	public static void main(String[] args) throws Exception {
tikhomirov@299: 		Options cmdLineOpts = Options.parse(args, Collections.<String>emptySet());
tikhomirov@234: 		HgRepository hgRepo = cmdLineOpts.findRepository();
tikhomirov@234: 		if (hgRepo.isInvalid()) {
tikhomirov@234: 			System.err.printf("Can't find repository in: %s\n", hgRepo.getLocation());
tikhomirov@234: 			return;
tikhomirov@234: 		}
tikhomirov@234: 		HgTags tags = hgRepo.getTags();
tikhomirov@234: 		final HgChangelog clog = hgRepo.getChangelog();
tikhomirov@234: 		final Map<TagInfo, Integer> ti2index = new HashMap<TagInfo, Integer>();
tikhomirov@234: 		final TreeSet<TagInfo> sorted = new TreeSet<HgTags.TagInfo>(new Comparator<TagInfo>() {
tikhomirov@234: 
tikhomirov@234: 			public int compare(TagInfo o1, TagInfo o2) {
tikhomirov@234: 				// reverse, from newer to older (bigger indexes first);
tikhomirov@234: 				// never ==, tags from same revision in any order, just next to each other
tikhomirov@234: 				int x1 = ti2index.get(o1);
tikhomirov@234: 				int x2 = ti2index.get(o2);
tikhomirov@234: 				return x1 < x2 ? 1 : -1;
tikhomirov@234: 			}
tikhomirov@234: 		});
tikhomirov@234: 		for (TagInfo ti : tags.getTags().values()) {
tikhomirov@234: 			int x = clog.getLocalRevision(ti.revision()); // XXX in fact, performance hog. Need batch localRevision or another improvement
tikhomirov@234: 			ti2index.put(ti, x);
tikhomirov@234: 			sorted.add(ti);
tikhomirov@234: 		}
tikhomirov@234: 		for (TagInfo ti : sorted) {
tikhomirov@234: 			int x = ti2index.get(ti);
tikhomirov@234: 			System.out.printf("%-30s%8d:%s\n", ti.name(), x, ti.revision().shortNotation());
tikhomirov@234: 		}
tikhomirov@234: 	}
tikhomirov@234: }