BookInSeriesTree.java

/*
 * Copyright (C) 2009-2011 Geometer Plus <contact@geometerplus.com>
 *
 * 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
 * (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 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., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

package org.geometerplus.fbreader.library;

import org.geometerplus.fbreader.tree.FBTree;

public final class BookInSeriesTree extends BookTree {
	BookInSeriesTree(LibraryTree parent, Book book) {
		super(parent, book, false);
	}

	@Override
	public int compareTo(FBTree tree) {
		if (tree instanceof BookInSeriesTree) {
			final long difference =
				Book.getSeriesInfo().Index - ((BookTree)tree).Book.getSeriesInfo().Index;
			if (difference != 0) {
				return (int)difference;
			}
		}
		return super.compareTo(tree);
	}
}