Example usage for java.nio.file Path isAbsolute

Introduction

In this page you can find the example usage for java.nio.file Path isAbsolute.

Prototype

boolean isAbsolute();

Source Link

Document

Tells whether or not this path is absolute.

Usage

From source file:org.apache.rya.api.path.PathUtils.java

/**
 * Indicates whether file lives in a secure directory relative to the
 * program's user./*w w  w  . j av a 2 s  .  co m*/
 * @param file {@link Path} to test.
 * @param user {@link UserPrincipal} to test. If {@code null}, defaults to
 * current user.
 * @param symlinkDepth Number of symbolic links allowed.
 * @return {@code true} if file's directory is secure.
 */
public static boolean isInSecureDir(Path file, UserPrincipal user, final int symlinkDepth) {
    if (!file.isAbsolute()) {
        file = file.toAbsolutePath();
    }
    if (symlinkDepth <= 0) {
        // Too many levels of symbolic links
        return false;
    }
    // Get UserPrincipal for specified user and superuser
    final Path fileRoot = file.getRoot();
    if (fileRoot == null) {
        return false;
    }
    final FileSystem fileSystem = Paths.get(fileRoot.toString()).getFileSystem();
    final UserPrincipalLookupService upls = fileSystem.getUserPrincipalLookupService();
    UserPrincipal root = null;
    try {
        if (SystemUtils.IS_OS_UNIX) {
            root = upls.lookupPrincipalByName("root");
        } else {
            root = upls.lookupPrincipalByName("Administrators");
        }
        if (user == null) {
            user = upls.lookupPrincipalByName(System.getProperty("user.name"));
        }
        if (root == null || user == null) {
            return false;
        }
    } catch (final IOException x) {
        return false;
    }
    // If any parent dirs (from root on down) are not secure, dir is not secure
    for (int i = 1; i <= file.getNameCount(); i++) {
        final Path partialPath = Paths.get(fileRoot.toString(), file.subpath(0, i).toString());
        try {
            if (Files.isSymbolicLink(partialPath)) {
                if (!isInSecureDir(Files.readSymbolicLink(partialPath), user, symlinkDepth - 1)) {
                    // Symbolic link, linked-to dir not secure
                    return false;
                }
            } else {
                final UserPrincipal owner = Files.getOwner(partialPath);
                if (!user.equals(owner) && !root.equals(owner)) {
                    // dir owned by someone else, not secure
                    return SystemUtils.IS_OS_UNIX ? false : Files.isWritable(partialPath);
                }
            }
        } catch (final IOException x) {
            return false;
        }
    }
    return true;
}

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From source file:org.dataconservancy.dcs.util.UriUtility.java

/**
* Create a URI string for a file in a BagIt bag,
* @param file The file to check.  This doesn't have to be an actual existing file
* @param basedir The directory to make the file URI relative to.  Can be null.  If not null, the basedir must be
*                in the path of the file parameter, or an exception will be thrown
* @return A string representing the URI to the file on the local disk.
* @throws URISyntaxException if there is an error in the URI syntax
*//*from www. ja  v a2s  .co  m*/
public static URI makeBagUriString(File file, File basedir) throws URISyntaxException {
    if (basedir == null) {
        basedir = new File(".");
    }

    Path relativePath = file.toPath();

    if (relativePath.startsWith(basedir.toPath())) {
        relativePath = basedir.toPath().relativize(file.toPath());
    }

    String path = FilenameUtils.separatorsToUnix(relativePath.toString());
    if (relativePath.getNameCount() > 1) {

        Path uriAuthority = relativePath.getName(0);
        Path uriPath = relativePath.subpath(1, relativePath.getNameCount());
        path = FilenameUtils.separatorsToUnix(uriPath.toString());
        if (!uriPath.isAbsolute()) {
            path = "/" + path;
        }

        return new URI(BAG_URI_SCHEME, uriAuthority.toString(), path, null, null);
    }

    return new URI(BAG_URI_SCHEME, path, null, null, null);
}

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From source file:org.dataconservancy.packaging.impl.UriUtility.java

/**
 * Create a URI string for a file in a BagIt bag,
 *
 * @param file The file to check. This doesn't have to be an actual existing file
 * @param basedir The directory to make the file URI relative to. Can be null. If not null, the basedir must be in
 *        the path of the file parameter, or an exception will be thrown
 * @return A string representing the URI to the file on the local disk.
 * @throws URISyntaxException if there is an error in the URI syntax
 *//* ww w . j  av a  2 s .c o m*/
public static URI makeBagUriString(final File file, final File basedir) throws URISyntaxException {
    final File dir = basedir == null ? new File(".") : basedir;

    Path relativePath = file.toPath();

    if (relativePath.startsWith(dir.toPath())) {
        relativePath = dir.toPath().relativize(file.toPath());
    }

    String path = FilenameUtils.separatorsToUnix(relativePath.toString());
    if (relativePath.getNameCount() > 1) {

        final Path uriAuthority = relativePath.getName(0);
        final Path uriPath = relativePath.subpath(1, relativePath.getNameCount());
        path = FilenameUtils.separatorsToUnix(uriPath.toString());
        if (!uriPath.isAbsolute()) {
            path = "/" + path;
        }

        return new URI(BAG_URI_SCHEME, uriAuthority.toString(), path, null, null);
    }

    return new URI(BAG_URI_SCHEME, path, null, null, null);
}

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From source file:com.github.blindpirate.gogradle.util.IOUtils.java

public static Path ensureDirExistAndWritable(Path path) {
    Assert.isTrue(path.isAbsolute(), "path must be absolute!");
    File dir = path.toFile();//from  w  ww  .  j  a v a  2  s. c o  m
    IOUtils.forceMkdir(dir);
    Assert.isTrue(Files.isWritable(dir.toPath()), "Cannot write to directory:" + path);
    return path;
}

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From source file:org.sonar.scanner.scan.ProjectReactorBuilder.java

protected static File resolvePath(File baseDir, String path) {
    Path filePath = Paths.get(path);
    if (!filePath.isAbsolute()) {
        filePath = baseDir.toPath().resolve(path);
    }/* w  ww.j  a  v a2s  . c om*/
    return filePath.normalize().toFile();
}

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From source file:illarion.compile.Compiler.java

private static void processPath(@Nonnull final Path path) throws IOException {
    if (Files.isDirectory(path)) {
        return;/*from  www .  j av  a2s  . c  o m*/
    }

    int compileResult = 1;
    for (CompilerType type : CompilerType.values()) {
        if (type.isValidFile(path)) {
            Compile compile = type.getImplementation();
            if (path.isAbsolute()) {
                if (storagePaths.containsKey(type)) {
                    compile.setTargetDir(storagePaths.get(type));
                } else {
                    compile.setTargetDir(path.getParent());
                }
            } else {
                if (storagePaths.containsKey(type)) {
                    Path parent = path.getParent();
                    if (parent == null) {
                        compile.setTargetDir(storagePaths.get(type));
                    } else {
                        compile.setTargetDir(storagePaths.get(type).resolve(parent));
                    }
                } else {
                    Path parent = path.getParent();
                    if (parent == null) {
                        compile.setTargetDir(path.toAbsolutePath().getParent());
                    } else {
                        compile.setTargetDir(parent);
                    }
                }
            }
            compileResult = compile.compileFile(path.toAbsolutePath());
            if (compileResult == 0) {
                break;
            }
        }
    }

    switch (compileResult) {
    case 1:
        LOGGER.info("Skipped file: {}", path.getFileName());
        break;
    case 0:
        return;
    default:
        System.exit(compileResult);
    }
}

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From source file:net.pms.configuration.ConfigurableProgramPaths.java

/**
 * Resolves the path in that the existence of the specified {@link Path} is
 * verified. It it doesn't exist and the {@link Path} is relative, an
 * attempt to look it up in the OS {@code PATH}. If a match is found in the
 * OS {@code PATH}, that {@link Path} is returned. If not, the input
 * {@link Path} is returned./* ww  w .  j  av a 2s  .co m*/
 *
 * @param customPath the custom executable {@link Path} to resolve.
 * @return The same instance as {@code customPath} it it exists or a match
 *         isn't found in the OS {@code PATH}, otherwise the {@link Path} to
 *         the matched executable found in the OS {@code PATH}.
 */
@Nullable
public static Path resolveCustomProgramPath(@Nullable Path customPath) {
    if (customPath == null) {
        return null;
    }

    if (!Files.exists(customPath) && !customPath.isAbsolute()) {
        Path osPathCustom = FileUtil.findExecutableInOSPath(customPath);
        if (osPathCustom != null) {
            customPath = osPathCustom;
        }
    }

    return customPath;
}

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From source file:Main.java

public static void printDetails(Path p) {
    System.out.println("Details for path: " + p);

    int count = p.getNameCount();
    System.out.println("Name count: " + count);

    for (int i = 0; i < count; i++) {
        Path name = p.getName(i);
        System.out.println("Name at  index   " + i + "  is " + name);
    }/*from  w  w  w  . ja  v  a2s.  co  m*/

    Path parent = p.getParent();
    Path root = p.getRoot();
    Path fileName = p.getFileName();
    System.out.println("Parent: " + parent + ", Root:   " + root + ", File Name: " + fileName);
    System.out.println("Absolute Path: " + p.isAbsolute());
}

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From source file:io.cloudslang.content.database.services.databases.MSSqlDatabase.java

private static void validateLibraryPath(String sqlJdbcAuthLibraryPath) {
    final List<String> exceptions = new ArrayList<>();

    if (StringUtils.isEmpty(sqlJdbcAuthLibraryPath)) {
        throw new RuntimeException(EMPTY_DRIVER_PATH_EXCEPTION);
    }//www.  j  a va2  s .co m

    final Path libraryPath = Paths.get(sqlJdbcAuthLibraryPath);

    try {
        if (!libraryPath.equals(libraryPath.toRealPath())) {
            exceptions.add(SYMBOLIC_PATH_EXCEPTION);
        }
        if (!Files.isDirectory(libraryPath)) {
            exceptions.add(INVALID_DIRECTORY_PATH_EXCEPTION);
        }
        if (!libraryPath.isAbsolute()) {
            exceptions.add(DRIVER_PATH_NOT_ABSOLUTE_EXCEPTION);
        }
        if (!libraryPath.equals(libraryPath.normalize())) {
            exceptions.add(NOT_THE_SHORTEST_PATH_EXCEPTION);
        }
    } catch (IOException e) {
        exceptions.add(INVALID_PATH);
    } finally {
        if (exceptions.size() != 0) {
            throw new RuntimeException(join(exceptions, NEW_LINE));
        }
    }
}

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From source file:org.jlab.clara.std.services.DataManager.java

private static Path getPath(JSONObject data, String key, String type) {
    Path path = Paths.get(data.getString(key));
    if (path.toString().isEmpty()) {
        throw new IllegalArgumentException("empty " + type + " path");
    }// w  ww .  j av  a 2s . com
    if (!path.isAbsolute()) {
        String msg = String.format("%s path %s is not absolute", type, path);
        throw new IllegalArgumentException(msg);
    }
    if (Files.exists(path) && !Files.isDirectory(path)) {
        String msg = String.format("%s path %s exists but not a directory", type, path);
        throw new IllegalArgumentException(msg);
    }
    return path;
}

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