import java.io.*; public class FileTest{ public static void main(String[] args) { File f = new File("C:/stuff"); System.out.println(f.getName()); tree(f,1); } private static void tree(File f,int level) { String preStr=""; for(int i=0; i<level; ++i) { preStr +=" "; } File[] children = f.listFiles(); for(int i=0; i<children.length; ++i) { System.out.println(preStr + children[i].getName()); if(children[i].isDirectory()) { tree(children[i],level+1); } } } }
用下面的代码,把之前乱乱的图片整理命名了下,原来我搜集了差不多138/10m的 Ann‘Pic
import java.io.*; public class FileTest{ static int count = 0; static String separator = File.separator; public static void main(String[] args) { File f = new File("C:/stuff"); System.out.println(f.getName()); tree(f,1); } private static void tree(File f,int level) { String preStr=""; for(int i=0; i<level; ++i) { preStr +=" "; } File[] children = f.listFiles(); for(int i=0; i<children.length; ++i) { System.out.println(preStr + children[i].getName()); //move File destPath = new File("C:/dest"); if(children[i].isFile()) { children[i].renameTo(new File (destPath + separator + count++ + ".jpg")); } else { tree(children[i],level+1); } } } }