public class CreatFile {

public static void main (String[] args){ 

File f=new File("E:\\");

File list[]=f.listFiles();

for(int i=0;i<list.length;i++)

{

if (list[i].isDirectory())

{

System.out.println("目录名："+list[i].getName()+list[i].getPath());

File f2=new File(list[i].getPath());

File list2[]=f2.listFiles();

continue;

}else

{

System.out.println("文件名："+list[i].getName()+"文件大小："+(list[i].length())/1024+"KB");

}

}

}

}