FileComparator.java

/*
 * Copyright (c) 2011 yang hui <yanghui1986527@gmail.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License v2 as published by the Free Software Foundation.
 *
 * 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 021110-1307, USA.
 */

package com.hd.explorer;

import java.io.File;
import java.util.Comparator;


/** 排序 **/
public class FileComparator implements Comparator<File> {

	public int compare(File file1, File file2) {
		// 文件夹排在前面
		if (file1.isDirectory() && !file2.isDirectory()) {
			return -1000;
		} else if (!file1.isDirectory() && file2.isDirectory()) {
			return 1000;
		}
		// 相同类型按名称排序
		return (file1.getName().toLowerCase()).compareTo(file2.getName().toLowerCase());
	}
}