java遍历所有目录和文件

package xian;

import java.io.File;

import java.util.ArrayList;

public class GetFile {

private static ArrayList<String> fileList = new ArrayList<String>();

public static void main(String[] args) {

String filePath="E://小仙U盘";

getFiles(filePath);

}

/**

* 通过递归过得目录和文件

*/

public static void getFiles(String filePath){

File fileAll=new File(filePath);

File[] files=fileAll.listFiles();

for(File file:files){

if(file.isDirectory()){//如果是目录

//递归

getFiles(file.getAbsolutePath());

fileList.add(file.getAbsolutePath());

System.out.println("显示"+filePath+"下所有子目录及其文件"+file.getAbsolutePath());

}else{

System.out.println("显示"+filePath+"下所有子目录"+file.getAbsolutePath());

}

}

}

}

显示E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn下所有子目录E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn\btn-default-toolbar-small-focus-bg.gif

显示E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn下所有子目录E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn\btn-default-toolbar-small-focus-corners.gif

显示E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn下所有子目录E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn\btn-default-toolbar-small-focus-sides.gif

显示E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn下所有子目录E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn\btn-default-toolbar-small-over-bg.gif

显示E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn下所有子目录E:\小仙U盘\extjs\ExtJs包和Api\ext-4.0.7-gpl\resources\themes\p_w_picpaths\gray\btn\btn-default-toolbar-small-over-corners.gif