/*
* Copyright (C) 2010, 2012 Chris Aniszczyk <caniszczyk@gmail.com>
* Copyright (C) 2013, Obeo
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* - Neither the name of the Eclipse Foundation, Inc. nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.eclipse.jgit.pgm;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jgit.api.CheckoutCommand;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.api.errors.CheckoutConflictException;
import org.eclipse.jgit.api.errors.RefAlreadyExistsException;
import org.eclipse.jgit.api.errors.RefNotFoundException;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.pgm.internal.CLIText;
import org.kohsuke.args4j.Argument;
import org.kohsuke.args4j.Option;
import org.kohsuke.args4j.spi.StopOptionHandler;
@Command(common = true, usage = "usage_checkout")
class Checkout extends TextBuiltin {
@Option(name = "-b", usage = "usage_createBranchAndCheckout")
private boolean createBranch = false;
@Option(name = "--force", aliases = { "-f" }, usage = "usage_forceCheckout")
private boolean force = false;
@Argument(required = true, index = 0, metaVar = "metaVar_name", usage = "usage_checkout")
private String name;
@Argument(index = 1)
@Option(name = "--", metaVar = "metaVar_paths", multiValued = true, handler = StopOptionHandler.class)
private List<String> paths = new ArrayList<String>();
@Override
protected void run() throws Exception {
if (createBranch) {
final ObjectId head = db.resolve(Constants.HEAD);
if (head == null)
throw die(CLIText.get().onBranchToBeBorn);
}
CheckoutCommand command = new Git(db).checkout();
if (paths.size() > 0) {
command.setStartPoint(name);
for (String path : paths)
command.addPath(path);
} else {
command.setCreateBranch(createBranch);
command.setName(name);
command.setForce(force);
}
try {
String oldBranch = db.getBranch();
Ref ref = command.call();
if (ref == null)
return;
if (Repository.shortenRefName(ref.getName()).equals(oldBranch)) {
outw.println(MessageFormat.format(
CLIText.get().alreadyOnBranch,
name));
return;
}
if (createBranch)
outw.println(MessageFormat.format(
CLIText.get().switchedToNewBranch,
Repository.shortenRefName(ref.getName())));
else
outw.println(MessageFormat.format(
CLIText.get().switchedToBranch,
Repository.shortenRefName(ref.getName())));
} catch (RefNotFoundException e) {
outw.println(MessageFormat.format(
CLIText.get().pathspecDidNotMatch,
name));
} catch (RefAlreadyExistsException e) {
throw die(MessageFormat.format(CLIText.get().branchAlreadyExists,
name));
} catch (CheckoutConflictException e) {
outw.println(CLIText.get().checkoutConflict);
for (String path : e.getConflictingPaths())
outw.println(MessageFormat.format(
CLIText.get().checkoutConflictPathLine, path));
}
}
}