package com.ld.demo;import java.io.File;/** * 批量修改文件名 * 针对菜鸟要飞下载文件 * @author archer * */public class FileTest {	public static final String FLAG = "（更多视频教程关注微信公众号【菜鸟要飞】";		/**	 * 批量修改文件名	 * @param file	 */	public static void doRename(File file){		try {			if(file.exists()){				File[] files = file.listFiles();				if(null != files && files.length>0){					for (int i = 0; i < files.length; i++) {						File entity = files[i];						String path = entity.getPath();						String prename = entity.getName();						if(prename.indexOf(FLAG)>=0){							entity.renameTo(new File(path.replaceAll(FLAG, "")));						}						doRename(entity); //递归调用					}				}			}		} catch (Exception e) {			e.printStackTrace();		}	}	/**	 * main	 * @param args	 */	public static void main(String[] args) {		File file1 = new File("F:/downloads");		doRename(file1);	}}