/*
* Jajuk
* Copyright (C) The Jajuk Team
* http://jajuk.info
*
* This program 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 2
* of the License, or 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
package org.jajuk.util.filters;
import java.io.File;
import org.jajuk.base.Type;
import org.jajuk.base.TypeManager;
import org.jajuk.util.Const;
import org.jajuk.util.JajukFileFilter;
import org.jajuk.util.UtilSystem;
/**
* Playlist filter.
*/
public final class PlaylistFilter extends JajukFileFilter {
/** Self instance. */
private static PlaylistFilter self = new PlaylistFilter();
/**
* Gets the instance.
*
* @return singleton
*/
public static PlaylistFilter getInstance() {
return PlaylistFilter.self;
}
/**
* Singleton constructor (protected for testing purposes).
*/
private PlaylistFilter() {
}
/*
* (non-Javadoc)
*
* @see java.io.FileFilter#accept(java.io.File)
*/
@Override
public boolean accept(final File f) {
// Force directories acceptation if user wants to navigate into
// directories
if (f.isDirectory()) {
return bShowDirectories;
} else {
final String extension = UtilSystem.getExtension(f);
final TypeManager mgr = TypeManager.getInstance();
// check extension is known
if (mgr.isExtensionSupported(extension)) {
// check it is a playlist
final Type playlist = mgr.getTypeByExtension(Const.EXT_PLAYLIST);
return mgr.getTypeByExtension(extension).equals(playlist);
}
}
return false;
}
/*
* (non-Javadoc)
*
* @see javax.swing.filechooser.FileFilter#getDescription()
*/
@Override
public String getDescription() {
return Const.EXT_PLAYLIST;
}
}