// files/FileSystemDemo.java// (c)2017 MindView LLC: see Copyright.txt// We make no guarantees that this code is fit for any purpose.// Visit http://OnJava8.com for more book information.import java.nio.file.*;public class FileSystemDemo {static void show(String id, Object o) {System.out.println(id + ": " + o);}public static void main(String[] args) {System.out.println(System.getProperty("os.name"));FileSystem fsys = FileSystems.getDefault();for(FileStore fs : fsys.getFileStores())show("File Store", fs);for(Path rd : fsys.getRootDirectories())show("Root Directory", rd);show("Separator", fsys.getSeparator());show("UserPrincipalLookupService",fsys.getUserPrincipalLookupService());show("isOpen", fsys.isOpen());show("isReadOnly", fsys.isReadOnly());show("FileSystemProvider", fsys.provider());show("File Attribute Views",fsys.supportedFileAttributeViews());}}/* Output:Windows 10File Store: SSD (C:)Root Directory: C:\Root Directory: D:\Separator: \UserPrincipalLookupService:sun.nio.fs.WindowsFileSystem$LookupService1ドル@15db9742isOpen: trueisReadOnly: falseFileSystemProvider:sun.nio.fs.WindowsFileSystemProvider@6d06d69cFile Attribute Views: [owner, dos, acl, basic, user]*/
此处可能存在不合适展示的内容,页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容,可点击提交进行申诉,我们将尽快为您处理。