管理文件所有权

import java.nio.file.FileSystems;

import java.nio.file.Files;

import java.nio.file.Path;

import java.nio.file.Paths;//来自 n o w j a v a . c o m - 时  代  Java

import java.nio.file.attribute.FileOwnerAttributeView;

import java.nio.file.attribute.UserPrincipal;

import java.nio.file.attribute.UserPrincipalLookupService;


public class Main {

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

    Path path = Paths.get("C:/home/docs/users.txt");

    FileOwnerAttributeView view = Files.getFileAttributeView(path,

        FileOwnerAttributeView.class);

    UserPrincipalLookupService lookupService = FileSystems.getDefault()

        .getUserPrincipalLookupService();

    UserPrincipal userPrincipal = lookupService

        .lookupPrincipalByName(