package demo;
import java.io.File;
public class Main2 {
public static void main(String [] args){
File f = new File("D://ftp");
if(f.isFile()) {
System.out.println("F:"+f.getName());
}else if (f.isDirectory()) {
aa(f.getAbsolutePath());
}
}
static void aa(String name){
File f = new File(name);
File[] fsFiles = f.listFiles();
for(File fl:fsFiles) {
if(fl.isDirectory()) {
System.out.println("D:"+fl.getName());
aa(fl.getAbsolutePath());
}else if(fl.isFile() ){
System.out.println("F:"+fl.getName());
}
}
}
}
