使用SecureDirectoryStream类

import java.io.IOException;

import java.nio.file.Files;

import java.nio.file.Path;

import java.nio.file.Paths;
/**
 * n o w j a v a . c o m 提 供 
**/

import java.nio.file.SecureDirectoryStream;

import java.nio.file.attribute.PosixFileAttributeView;

import java.nio.file.attribute.PosixFileAttributes;

import java.nio.file.attribute.PosixFilePermission;

import java.util.Set;


public class Main {


    public static void main(String args[]) throws IOException {

        Path path = Paths.get("home/docs");

        SecureDirectoryStream<Path> sds = (SecureDirectoryStream) Files.newDirectoryStream(path);

        PosixFileAttributeView view = sds.getFileAttributeView(PosixFileAttributeView.class);

        PosixFileAttributes attributes = view.readAttributes();/* 来自 时 代      J a v a   公   众 号 - nowjava.com*/

        Set<PosixFilePermission> permissions = att