学步园

package com.entel.research;

import java.io.File;

public class FileRename
{
	String dir = "";
	
	String temp = "";
	
	public static void main(String[] args)
	{
		FileRename fileRename = new FileRename();
		String[] result = fileRename.serachFiles("I:\\龙珠Z");
		for(String fileName:result)
		{
			File file = new File("I:\\龙珠Z\\"+fileName);   //指定文件名及路径
			if (fileName.indexOf(".") >= 0)
			{
				fileName = "龙珠"+fileName.substring(20, 23)+"国日粤.mkv";
			}
			file.renameTo(new File("I:\\龙珠Z\\"+fileName));   //改名
		}
	}


	public String[] serachFiles(String dir)
	{
		File root = new File(dir);

		File[] filesOrDirs = root.listFiles();

		String[] result = new String[1000];

		for (int i = 0; i < filesOrDirs.length; i++)
		{
			if (filesOrDirs[i].isDirectory())
			{
				serachFiles(filesOrDirs[i].getAbsolutePath());
			}
			else
			{
				result[i] = filesOrDirs[i].getName();

				temp += filesOrDirs[i].getName() + ",";
			}
		}

		return temp.split(",");
	}
}