/*
* eXist Open Source Native XML Database
* Copyright (C) 2010 The eXist Project
* http://exist-db.org
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* $Id$
*/
package org.exist.versioning.svn.xquery;
import java.io.IOException;
import org.exist.dom.QName;
import org.exist.util.io.Resource;
import org.exist.versioning.svn.WorkingCopy;
import org.exist.xquery.Cardinality;
import org.exist.xquery.ErrorCodes;
import org.exist.xquery.FunctionSignature;
import org.exist.xquery.XPathException;
import org.exist.xquery.XQueryContext;
import org.exist.xquery.value.FunctionReturnSequenceType;
import org.exist.xquery.value.IntegerValue;
import org.exist.xquery.value.Sequence;
import org.exist.xquery.value.SequenceType;
import org.exist.xquery.value.Type;
import org.tmatesoft.svn.core.SVNException;
import org.tmatesoft.svn.core.SVNURL;
import org.tmatesoft.svn.core.wc.SVNRevision;
/**
* Checks out a working copy from a repository. Like 'svn checkout URL[@REV] PATH (-r..)' command.
*
* @author <a href="mailto:amir.akhmedov@gmail.com">Amir Akhmedov</a>
* @author <a href="mailto:shabanovd@gmail.com">Dmitriy Shabanov</a>
*
*/
public class SVNCheckOut extends AbstractSVNFunction {
public final static FunctionSignature signature[] = {
new FunctionSignature(
new QName("checkout", SVNModule.NAMESPACE_URI, SVNModule.PREFIX), "Checks out a working copy from a repository. Like 'svn checkout URL[@REV] PATH (-r..)' command.",
new SequenceType[] {
SVN_URI,
DB_PATH
},
new FunctionReturnSequenceType(Type.LONG, Cardinality.EXACTLY_ONE, "value of the revision actually checked out from the repository")
),
new FunctionSignature(
new QName("checkout", SVNModule.NAMESPACE_URI, SVNModule.PREFIX), "Checks out a working copy from a repository. Like 'svn checkout URL[@REV] PATH (-r..)' command.",
new SequenceType[] {
SVN_URI,
DB_PATH,
LOGIN,
PASSWORD
},
new FunctionReturnSequenceType(Type.LONG, Cardinality.EXACTLY_ONE, "value of the revision actually checked out from the repository")
)
};
public SVNCheckOut(XQueryContext context, FunctionSignature signature) {
super(context, signature);
}
@Override
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
String login = "";
String password = "";
if (args.length == 4) {
login = args[2].getStringValue();
password = args[3].getStringValue();
}
WorkingCopy wc = new WorkingCopy(login, password);
String uri = args[0].getStringValue();
String destPath = args[1].getStringValue();
Resource wcDir = new Resource(destPath);
if (wcDir.exists()) {
IOException exception =
new IOException("the destination directory '" + wcDir.getAbsolutePath() + "' already exists!");
LOG.debug(exception);
throw new XPathException(this, exception);
}
//wcDir.mkdirs();
long rev = -1;
try {
rev = wc.checkout(SVNURL.parseURIEncoded(uri), SVNRevision.HEAD, wcDir, true);
} catch (SVNException svne) {
svne.printStackTrace();
LOG.debug(svne);
throw new XPathException(this,
"error while checking out a working copy for the location '"
+ uri + "'", svne);
}
return new IntegerValue(rev);
}
}