Java批量修改文件名

package com.javaee.demo;

import java.util.*;
import java.io.*;

public class FileDemo {
	public static void main(String[] args) {
		String path = "E:\\学习\\尚硅谷-全栈在线教育项目-谷粒学院【Vue.js+Spring Cloud Alibaba】\\课件\\谷粒学院笔记";
		File file = new File(path);
		ForFile(file);
	}

	// 批量修改文件
	public static void batchUpdate(String pathname) {
		File file = new File(pathname);
		String[] flist = file.list();
		Arrays.asList(flist).stream().forEach(x -> {
			if (x.contains("ziw")) {
				String cc = x.replace("ziw", "zip");
				File old = new File(pathname + File.separatorChar + x);
				File nfile = new File(pathname + File.separatorChar + cc);
				old.renameTo(nfile);
			}
		});
		Arrays.asList(flist).stream().forEach(x -> System.out.println(x));
	}

	// 遍历文件夹并修改文件
	public static void ForFile(File file) {
		File[] list = file.listFiles();
		for (File file2 : list) {
			if (file2.isDirectory()) {
				System.out.println("目录:" + file2);
				String pathname = file2.toString();
				batchUpdate(pathname);
				ForFile(file2);
			} else {
				System.out.print("文件:" + file2);

			}
		}
	}
}

来源：oschina

链接：https://my.oschina.net/u/4063061/blog/4322136