/*
* This file is part of seedbox <github.com/seedbox>.
*
* seedbox is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* seedbox 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with seedbox. If not, see <http://www.gnu.org/licenses/>.
*/
package com.github.junrar.vfs2.provider.rar;
import java.io.IOException;
import org.apache.commons.vfs2.FileObject;
import com.github.junrar.Archive;
import com.github.junrar.Volume;
import com.github.junrar.VolumeManager;
import com.github.junrar.util.VolumeHelper;
/**
* @author <a href="http://www.rogiel.com">Rogiel</a>
*/
public class VFSVolumeManager implements VolumeManager {
private final FileObject firstVolume;
/**
* @param firstVolume
*/
public VFSVolumeManager(FileObject firstVolume) {
this.firstVolume = firstVolume;
}
@Override
public Volume nextArchive(Archive archive, Volume last) throws IOException {
if (last == null)
return new VFSVolume(archive, firstVolume);
VFSVolume vfsVolume = (VFSVolume) last;
boolean oldNumbering = !archive.getMainHeader().isNewNumbering()
|| archive.isOldFormat();
String nextName = VolumeHelper.nextVolumeName(vfsVolume.getFile()
.getName().getBaseName(), oldNumbering);
FileObject nextVolumeFile = firstVolume.getParent().resolveFile(
nextName);
return new VFSVolume(archive, nextVolumeFile);
}
}