/*
* #%L
* JavaHg
* %%
* Copyright (C) 2011 aragost Trifork ag
* %%
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
* #L%
*/
package com.aragost.javahg.commands;
import java.io.IOException;
import java.util.Collections;
import java.util.List;
import com.aragost.javahg.Bookmark;
import com.aragost.javahg.HgVersion;
import com.aragost.javahg.Repository;
import com.aragost.javahg.commands.flags.BookmarksCommandFlags;
import com.aragost.javahg.internals.HgInputStream;
import com.aragost.javahg.internals.RuntimeIOException;
import com.aragost.javahg.log.Logger;
import com.aragost.javahg.log.LoggerFactory;
import com.google.common.collect.Lists;
/**
* Command class for executing <tt>hg bookmarks</tt>.
*/
public class BookmarksCommand extends BookmarksCommandFlags {
private static final Logger LOG = LoggerFactory.getLogger(BookmarksCommand.class);
private static final byte[] NO_BOOKMARKS = "no bookmarks set\n".getBytes();
private static final HgVersion ISSUE3263_FIXED = HgVersion.fromString("2.1.1");
public BookmarksCommand(Repository repository) {
super(repository);
withDebugFlag();
}
/**
*
* @return all bookmarks
*/
public List<Bookmark> list() {
Repository repo = getRepository();
HgInputStream stream = launchStream();
try {
if (stream.match(NO_BOOKMARKS)) {
stream.consumeAll();
return Collections.emptyList();
}
List<Bookmark> result = Lists.newArrayList();
while (stream.peek() != -1) {
stream.mustMatch(' ');
boolean active = stream.read() == '*';
stream.mustMatch(' ');
String name = stream.textUpTo(' ');
stream.upTo(':');
String node = stream.textUpTo('\n');
Bookmark bookmark = new Bookmark(repo.changeset(node), name, active);
result.add(bookmark);
}
return result;
} catch (IOException e) {
throw new RuntimeIOException(e);
}
}
/**
* Create a new bookmark
*
* @param name
*/
public void create(String name) {
launchString(name);
if (getRepository().getHgVersion().isBefore(ISSUE3263_FIXED)) {
// It seems that performing a 'bookmarks --list' is a
// workaround for
// http://mercurial.selenic.com/bts/issue3263
LOG.info("Issue3263 workaround: Executing 'bookmarks --list' as part of creating a bookmark");
list();
}
}
/**
* Delete a bookmark
*
* @param name
*/
public void delete(String name) {
launchString("--delete", name);
}
/**
* Rename a bookmark
*
* @param oldName
* @param newName
*/
public void rename(String oldName, String newName) {
launchString("--rename", oldName, newName);
}
}