Java将图片名称修改成图片属性的[修改时间]

import java.io.File;
import java.text.SimpleDateFormat;
import java.util.Date;

/**
 * 将图片名称修改成图片属性的[修改时间]
 * @author InJavaWeTrust
 */
public class ReName {
	 
	private static final String FORMAT = "yyyy年MM月dd日HH时mm分ss秒EEEE";

	private static final String PATH = "E:\\InJavaWeTrust\\jpg";

	public static String long2String(long l) {
		Date date = new Date(l);
		SimpleDateFormat sdf = new SimpleDateFormat(FORMAT);
		return sdf.format(date);
	}

	public static void main(String[] args) {
		File file = new File(PATH);
		File[] files = file.listFiles();
		for (File f : files) {
			f.renameTo(new File(PATH + File.separator
					+ long2String(f.lastModified()) + ".jpg"));
		}
	}

}