/*
* Copyright (C) 2010, Google Inc.
* 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.eclipse;
import java.io.File;
import java.io.OutputStream;
import java.net.CookieHandler;
import java.text.MessageFormat;
import org.eclipse.jgit.iplog.IpLogGenerator;
import org.eclipse.jgit.iplog.SimpleCookieManager;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.pgm.CLIText;
import org.eclipse.jgit.pgm.Command;
import org.eclipse.jgit.pgm.TextBuiltin;
import org.eclipse.jgit.revwalk.RevObject;
import org.eclipse.jgit.revwalk.RevTag;
import org.eclipse.jgit.revwalk.RevWalk;
import org.eclipse.jgit.storage.file.LockFile;
import org.kohsuke.args4j.Argument;
import org.kohsuke.args4j.Option;
@Command(name = "eclipse-iplog", common = false, usage = "usage_produceAnEclipseIPLog")
class Iplog extends TextBuiltin {
@Option(name = "--version", aliases = { "-r" }, metaVar = "metaVar_version", usage = "usage_symbolicVersionForTheProject")
private String version;
@Option(name = "--output", aliases = { "-o" }, metaVar = "metaVar_file", usage = "usage_outputFile")
private File output;
@Argument(index = 0, metaVar = "metaVar_commitOrTag")
private ObjectId commitId;
@Override
protected void run() throws Exception {
if (CookieHandler.getDefault() == null)
CookieHandler.setDefault(new SimpleCookieManager());
final IpLogGenerator log = new IpLogGenerator();
if (commitId == null) {
System.err.println(MessageFormat.format(
CLIText.get().warningNoCommitGivenOnCommandLine, Constants.HEAD));
commitId = db.resolve(Constants.HEAD);
}
final RevWalk rw = new RevWalk(db);
final RevObject start = rw.parseAny(commitId);
if (version == null && start instanceof RevTag)
version = ((RevTag) start).getTagName();
else if (version == null)
throw die(MessageFormat.format(CLIText.get().notATagVersionIsRequired, start.name()));
log.scan(db, rw.parseCommit(start), version);
if (output != null) {
if (!output.getParentFile().exists())
output.getParentFile().mkdirs();
LockFile lf = new LockFile(output, db.getFS());
if (!lf.lock())
throw die(MessageFormat.format(CLIText.get().cannotLock, output));
try {
OutputStream os = lf.getOutputStream();
try {
log.writeTo(os);
} finally {
os.close();
}
if (!lf.commit())
throw die(MessageFormat.format(CLIText.get().cannotWrite, output));
} finally {
lf.unlock();
}
} else {
log.writeTo(System.out);
System.out.flush();
}
}
}