Example usage for java.nio.file Files setPosixFilePermissions

List of usage examples for java.nio.file Files setPosixFilePermissions

Introduction

In this page you can find the example usage for java.nio.file Files setPosixFilePermissions.

Prototype

public static Path setPosixFilePermissions(Path path, Set<PosixFilePermission> perms) throws IOException 

Source Link

Document

Sets a file's POSIX permissions.

Usage

From source file:Main.java

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

    Path path = Paths.get("c:/home/tutorial/Java/JavaFX/Topic.txt");
    Path new_path = Paths.get("/home/tutorial/Java/JavaFX/new_Topic.txt");

    //use of fromString
    Set<PosixFilePermission> permissions = PosixFilePermissions.fromString("rw-r--r--");
    try {//from  w  w  w. j a  v a  2s .com
        Files.setPosixFilePermissions(new_path, permissions);
    } catch (IOException e) {
        System.err.println(e);
    }
}

From source file:Test.java

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

    Path profile = Paths.get("/user/Admin/.profile");

    PosixFileAttributes attrs = Files.readAttributes(profile, PosixFileAttributes.class);

    Set<PosixFilePermission> posixPermissions = attrs.permissions();
    posixPermissions.clear();/*from  w w w. j ava2 s .co m*/

    String owner = attrs.owner().getName();
    String perms = PosixFilePermissions.toString(posixPermissions);
    System.out.format("%s %s%n", owner, perms);

    posixPermissions.add(OWNER_READ);
    posixPermissions.add(GROUP_READ);
    posixPermissions.add(OWNER_READ);
    posixPermissions.add(OWNER_WRITE);
    Files.setPosixFilePermissions(profile, posixPermissions);

}

From source file:com.ignorelist.kassandra.steam.scraper.TaggerCli.java

/**
 * @param args the command line arguments
 * @throws java.io.IOException//  w w w.j ava2  s.  com
 * @throws org.antlr.runtime.RecognitionException
 * @throws org.apache.commons.cli.ParseException
 */
public static void main(String[] args) throws IOException, RecognitionException, ParseException {
    Options options = buildOptions();
    CommandLineParser parser = new DefaultParser();
    CommandLine commandLine;
    try {
        commandLine = parser.parse(options, args);
    } catch (ParseException pe) {
        System.out.println(pe.getMessage());
        System.out.println();
        printHelp(options);
        System.exit(0);
        return;
    }
    if (commandLine.hasOption("h")) {
        printHelp(options);
        System.exit(0);
    }
    final PathResolver pathResolver = new PathResolver();

    Configuration configuration;
    Path configurationFile = pathResolver.findConfiguration();
    if (Files.isRegularFile(configurationFile)) {
        configuration = Configuration.fromPropertiesFile(configurationFile);
    } else {
        configuration = new Configuration();
    }
    configuration = toConfiguration(configuration, commandLine);
    //configuration.toProperties().store(System.err, null);

    if (!Files.isRegularFile(configurationFile)) {
        configuration.writeProperties(configurationFile);
        System.err.println(
                "no configuration file present, write based on CLI options: " + configurationFile.toString());
        configuration.toProperties().store(System.err, null);
    }

    Set<Path> sharedConfigPaths = configuration.getSharedConfigPaths();
    if (sharedConfigPaths.size() > 1 && !commandLine.hasOption("w")) {
        System.err.println("multiple sharedconfig.vdf available:\n" + Joiner.on("\n").join(sharedConfigPaths)
                + "\n, can not write to stdout. Need to specify -w or -f with a single sharedconfig.vdf");
        System.exit(1);
    }

    Tagger.Options taggerOptions = Tagger.Options.fromConfiguration(configuration);

    final String[] removeTagsValues = commandLine.getOptionValues("remove");
    if (null != removeTagsValues) {
        taggerOptions.setRemoveTags(Sets.newHashSet(removeTagsValues));
    }

    Set<TagType> tagTypes = configuration.getTagTypes();
    if (null == tagTypes) {
        System.err.println("no tag types!");
        System.exit(1);
    }

    final boolean printTags = commandLine.hasOption("p");

    final HtmlTagLoader htmlTagLoader = new HtmlTagLoader(pathResolver.findCachePath("html"),
            null == configuration.getCacheExpiryDays() ? 7 : configuration.getCacheExpiryDays());
    final BatchTagLoader tagLoader = new BatchTagLoader(htmlTagLoader, configuration.getDownloadThreads());
    if (true || commandLine.hasOption("v")) {
        tagLoader.registerEventListener(new CliEventLoggerLoaded());
    }
    Tagger tagger = new Tagger(tagLoader);

    if (printTags) {
        Set<String> availableTags = tagger.getAvailableTags(sharedConfigPaths, taggerOptions);
        Joiner.on("\n").appendTo(System.out, availableTags);
    } else {
        for (Path path : sharedConfigPaths) {
            VdfNode tagged = tagger.tag(path, taggerOptions);
            if (commandLine.hasOption("w")) {
                Path backup = path.getParent()
                        .resolve(path.getFileName().toString() + ".bak" + new Date().getTime());
                Files.copy(path, backup, StandardCopyOption.REPLACE_EXISTING);
                System.err.println("backup up " + path + " to " + backup);
                Files.copy(new ByteArrayInputStream(tagged.toPrettyString().getBytes(StandardCharsets.UTF_8)),
                        path, StandardCopyOption.REPLACE_EXISTING);
                try {
                    Files.setPosixFilePermissions(path, SHARED_CONFIG_POSIX_PERMS);
                } catch (Exception e) {
                    System.err.println(e);
                }
                System.err.println("wrote " + path);
            } else {
                System.out.println(tagged.toPrettyString());
                System.err.println("pipe to file and copy to: " + path.toString());
            }
        }
    }
}

From source file:com.android.tradefed.util.ZipUtil2.java

/**
 * A util method to apply unix mode from {@link ZipArchiveEntry} to the created local file
 * system entry if necessary/*from w  w  w.  j a v a2 s  .  c o  m*/
 * @param entry the entry inside zipfile (potentially contains mode info)
 * @param localFile the extracted local file entry
 * @throws IOException
 */
private static void applyUnixModeIfNecessary(ZipArchiveEntry entry, File localFile) throws IOException {
    if (entry.getPlatform() == ZipArchiveEntry.PLATFORM_UNIX) {
        Files.setPosixFilePermissions(localFile.toPath(), FileUtil.unixModeToPosix(entry.getUnixMode()));
    } else {
        CLog.i("Entry does not contain Unix mode info: %s", entry.getName());
    }
}

From source file:com.vmware.bdd.utils.CommonUtil.java

public static void setOwnerOnlyReadWrite(String filename) throws IOException {
    try {/*from   ww w.j a  v  a2 s . c  o m*/
        Set<PosixFilePermission> perms = new HashSet<PosixFilePermission>();
        perms.add(PosixFilePermission.OWNER_READ);
        perms.add(PosixFilePermission.OWNER_WRITE);
        Files.setPosixFilePermissions(Paths.get(filename), perms);
    } catch (UnsupportedOperationException uoe) {
        logger.error("we are probably on windows! failed to set PosixFilePermission to: " + filename, uoe);
    }
}

From source file:org.savantbuild.io.tar.TarTools.java

/**
 * Untars a TAR file. This also handles tar.gz files by checking the file extension. If the file extension ends in .gz
 * it will read the tarball through a GZIPInputStream.
 *
 * @param file     The TAR file.//ww  w. j  a v a  2 s  . c o  m
 * @param to       The directory to untar to.
 * @param useGroup Determines if the group name in the archive is used.
 * @param useOwner Determines if the owner name in the archive is used.
 * @throws IOException If the untar fails.
 */
public static void untar(Path file, Path to, boolean useGroup, boolean useOwner) throws IOException {
    if (Files.notExists(to)) {
        Files.createDirectories(to);
    }

    InputStream is = Files.newInputStream(file);
    if (file.toString().endsWith(".gz")) {
        is = new GZIPInputStream(is);
    }

    try (TarArchiveInputStream tis = new TarArchiveInputStream(is)) {
        TarArchiveEntry entry;
        while ((entry = tis.getNextTarEntry()) != null) {
            Path entryPath = to.resolve(entry.getName());
            if (entry.isDirectory()) {
                // Skip directory entries that don't add any value
                if (entry.getMode() == 0 && entry.getGroupName() == null && entry.getUserName() == null) {
                    continue;
                }

                if (Files.notExists(entryPath)) {
                    Files.createDirectories(entryPath);
                }

                if (entry.getMode() != 0) {
                    Set<PosixFilePermission> permissions = FileTools.toPosixPermissions(entry.getMode());
                    Files.setPosixFilePermissions(entryPath, permissions);
                }

                if (useGroup && entry.getGroupName() != null && !entry.getGroupName().trim().isEmpty()) {
                    GroupPrincipal group = FileSystems.getDefault().getUserPrincipalLookupService()
                            .lookupPrincipalByGroupName(entry.getGroupName());
                    Files.getFileAttributeView(entryPath, PosixFileAttributeView.class).setGroup(group);
                }

                if (useOwner && entry.getUserName() != null && !entry.getUserName().trim().isEmpty()) {
                    UserPrincipal user = FileSystems.getDefault().getUserPrincipalLookupService()
                            .lookupPrincipalByName(entry.getUserName());
                    Files.getFileAttributeView(entryPath, PosixFileAttributeView.class).setOwner(user);
                }
            } else {
                if (Files.notExists(entryPath.getParent())) {
                    Files.createDirectories(entryPath.getParent());
                }

                if (Files.isRegularFile(entryPath)) {
                    if (Files.size(entryPath) == entry.getSize()) {
                        continue;
                    } else {
                        Files.delete(entryPath);
                    }
                }

                Files.createFile(entryPath);

                try (OutputStream os = Files.newOutputStream(entryPath)) {
                    byte[] ba = new byte[1024];
                    int read;
                    while ((read = tis.read(ba)) != -1) {
                        if (read > 0) {
                            os.write(ba, 0, read);
                        }
                    }
                }

                if (entry.getMode() != 0) {
                    Set<PosixFilePermission> permissions = FileTools.toPosixPermissions(entry.getMode());
                    Files.setPosixFilePermissions(entryPath, permissions);
                }

                if (useGroup && entry.getGroupName() != null && !entry.getGroupName().trim().isEmpty()) {
                    GroupPrincipal group = FileSystems.getDefault().getUserPrincipalLookupService()
                            .lookupPrincipalByGroupName(entry.getGroupName());
                    Files.getFileAttributeView(entryPath, PosixFileAttributeView.class).setGroup(group);
                }

                if (useOwner && entry.getUserName() != null && !entry.getUserName().trim().isEmpty()) {
                    UserPrincipal user = FileSystems.getDefault().getUserPrincipalLookupService()
                            .lookupPrincipalByName(entry.getUserName());
                    Files.getFileAttributeView(entryPath, PosixFileAttributeView.class).setOwner(user);
                }
            }
        }
    }
}

From source file:com.geewhiz.pacify.utils.FileUtils.java

public static void setPosixPermissions(Set<PosixFilePermission> permissions, File forFile) {
    if (!IS_POSIX) {
        return;//  w  w w  .ja  v a2  s  . c om
    }

    try {
        Files.setPosixFilePermissions(Paths.get(forFile.toURI()), permissions);
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:org.esa.s2tbx.dataio.openjpeg.OpenJPEGActivator.java

private static void setExecutablePermissions(Path executablePathName) {
    if (IS_OS_UNIX) {
        Set<PosixFilePermission> permissions = new HashSet<>(Arrays.asList(PosixFilePermission.OWNER_READ,
                PosixFilePermission.OWNER_WRITE, PosixFilePermission.OWNER_EXECUTE,
                PosixFilePermission.GROUP_READ, PosixFilePermission.GROUP_EXECUTE,
                PosixFilePermission.OTHERS_READ, PosixFilePermission.OTHERS_EXECUTE));
        try {/*w w w  .  jav a2s . c om*/
            Files.setPosixFilePermissions(executablePathName, permissions);
        } catch (IOException e) {
            // can't set the permissions for this file, eg. the file was installed as root
            // send a warning message, user will have to do that by hand.
            SystemUtils.LOG
                    .severe("Can't set execution permissions for executable " + executablePathName.toString()
                            + ". If required, please ask an authorised user to make the file executable.");
        }
    }
}

From source file:org.jenkinsci.sshd.SshdTest.java

/**
 * Get plaintext Private Key File/*from  w w w.  ja va  2  s  . co m*/
 */
private File getPrivateKey() {
    if (privateKey == null) {
        try {
            privateKey = File.createTempFile("ssh", "key");
            privateKey.deleteOnExit();
            FileUtils.copyURLToFile(SshdTest.class.getResource("/sshd/unsafe"), privateKey);
            Files.setPosixFilePermissions(privateKey.toPath(), EnumSet.of(OWNER_READ));
        } catch (IOException e) {
            throw new RuntimeException(
                    "Not able to get the plaintext SSH key file. Missing file, wrong file permissions?!");
        }
    }
    return privateKey;
}

From source file:it.sonarlint.cli.tools.CommandExecutor.java

public int execute(String[] args, @Nullable Path workingDir, Map<String, String> addEnv) throws IOException {
    if (!Files.isExecutable(file)) {
        Set<PosixFilePermission> perms = new HashSet<PosixFilePermission>();
        perms.add(PosixFilePermission.OWNER_READ);
        perms.add(PosixFilePermission.OWNER_EXECUTE);
        Files.setPosixFilePermissions(file, perms);
    }//from w  ww.  j a  v  a2 s . c o  m

    ExecuteWatchdog watchdog = new ExecuteWatchdog(TIMEOUT);
    CommandLine cmd = new CommandLine(file.toFile());
    cmd.addArguments(args);
    DefaultExecutor exec = new DefaultExecutor();
    exec.setWatchdog(watchdog);
    exec.setStreamHandler(createStreamHandler());
    exec.setExitValues(null);
    if (workingDir != null) {
        exec.setWorkingDirectory(workingDir.toFile());
    }
    in.close();
    LOG.info("Executing: {}", cmd.toString());
    Map<String, String> env = new HashMap<>(System.getenv());
    env.putAll(addEnv);
    return exec.execute(cmd, env);
}