一、试题描述
获取指定目录(例如"E:/test")下的所有文件名
二、Java程序
import java.io.File;import java.util.ArrayList;public class DirectoryFileName {private static ArrayList<String> filelist = new ArrayList<String>();public static void main(String[] args) throws Exception{String pathname = "E:/Datasets/Ukbench100";getFiles( pathname );}// 通过递归得到某一路径下所有的目录及其文件static void getFiles( String pathname ){File root = new File( pathname );File[] files = root.listFiles();System.out.println(pathname+"目录下的所有文件名为:");for (File file : files){if ( file.isDirectory() ){// 递归调用getFiles( file.getAbsolutePath() );filelist.add( file.getAbsolutePath() );System.out.println( file.getAbsolutePath() );}else{System.out.println(file.getAbsolutePath() );} //else} //for} //getFiles()}
三、执行结果
E:/Datasets/Ukbench100目录下的所有文件名为:
E:\Datasets\Ukbench100\ukbench00000.jpg
E:\Datasets\Ukbench100\ukbench00001.jpg
E:\Datasets\Ukbench100\ukbench00002.jpg
E:\Datasets\Ukbench100\ukbench00003.jpg
E:\Datasets\Ukbench100\ukbench00004.jpg
E:\Datasets\Ukbench100\ukbench00005.jpg
E:\Datasets\Ukbench100\ukbench00006.jpg
E:\Datasets\Ukbench100\ukbench00007.jpg
E:\Datasets\Ukbench100\ukbench00008.jpg
E:\Datasets\Ukbench100\ukbench00009.jpg
E:\Datasets\Ukbench100\ukbench00010.jpg
E:\Datasets\Ukbench100\ukbench00011.jpg
E:\Datasets\Ukbench100\ukbench00012.jpg
E:\Datasets\Ukbench100\ukbench00013.jpg
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E:\Datasets\Ukbench100\ukbench00015.jpg
E:\Datasets\Ukbench100\ukbench00016.jpg
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E:\Datasets\Ukbench100\ukbench00019.jpg
E:\Datasets\Ukbench100\ukbench00020.jpg
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E:\Datasets\Ukbench100\ukbench00098.jpg
E:\Datasets\Ukbench100\ukbench00099.jpg
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