Examples with NotDirectoryException java.nio.file.NotDirectoryException used on opensource projects

Example 6 with NotDirectoryException

use of java.nio.file.NotDirectoryException in project neo4j by neo4j.

the class FileUtils method copyFileToDirectory.

/**
 * Utility method that copy a file from its current location to the
 * provided target directory.
 *
 * @param file file that needs to be copied.
 * @param targetDirectory the destination directory
 * @throws IOException if an IO error occurs.
 */
public static void copyFileToDirectory(Path file, Path targetDirectory) throws IOException {
    if (notExists(targetDirectory)) {
        Files.createDirectories(targetDirectory);
    }
    if (!isDirectory(targetDirectory)) {
        throw new NotDirectoryException(targetDirectory.toString());
    }
    Path target = targetDirectory.resolve(file.getFileName());
    copyFile(file, target);
}

Example 7 with NotDirectoryException

use of java.nio.file.NotDirectoryException in project neo4j by neo4j.

the class FileUtils method tryForceDirectory.

public static void tryForceDirectory(Path directory) throws IOException {
    if (notExists(directory)) {
        throw new NoSuchFileException(format("The directory %s does not exist!", directory.toAbsolutePath()));
    } else if (!isDirectory(directory)) {
        throw new NotDirectoryException(format("The path %s must refer to a directory!", directory.toAbsolutePath()));
    }
    if (SystemUtils.IS_OS_WINDOWS) {
        // Windows doesn't allow us to open a FileChannel against a directory for reading, so we can't attempt to "fsync" there
        return;
    }
    // Attempts to fsync the directory, guaranting e.g. file creation/deletion/rename events are durable
    // See http://mail.openjdk.java.net/pipermail/nio-dev/2015-May/003140.html
    // See also https://github.com/apache/lucene-solr/commit/7bea628bf3961a10581833935e4c1b61ad708c5c
    FileChannel directoryChannel = FileChannel.open(directory, singleton(READ));
    directoryChannel.force(true);
}

Example 8 with NotDirectoryException

use of java.nio.file.NotDirectoryException in project neo4j by neo4j.

the class EphemeralFileSystemAbstraction method listFiles.

@Override
public Path[] listFiles(Path directory) throws IOException {
    directory = canonicalFile(directory);
    if (files.containsKey(directory)) {
        throw new NotDirectoryException(directory.toString());
    }
    if (!directories.contains(directory)) {
        throw new NoSuchFileException(directory.toString());
    }
    Set<Path> found = new HashSet<>();
    Iterator<Path> filesAndFolders = new CombiningIterator<>(asList(this.files.keySet().iterator(), directories.iterator()));
    while (filesAndFolders.hasNext()) {
        Path file = filesAndFolders.next();
        if (directory.equals(file.getParent())) {
            found.add(file);
        }
    }
    return found.toArray(new Path[0]);
}

Example 9 with NotDirectoryException

use of java.nio.file.NotDirectoryException in project jimfs by google.

the class PollingWatchServiceTest method testRegister_fileIsNotDirectory.

@Test
public void testRegister_fileIsNotDirectory() throws IOException {
    Path path = fs.getPath("/a.txt");
    Files.createFile(path);
    try {
        watcher.register(path, ImmutableList.of(ENTRY_CREATE));
        fail();
    } catch (NotDirectoryException expected) {
    }
}

Example 10 with NotDirectoryException

use of java.nio.file.NotDirectoryException in project j2objc by google.

the class MacOSXPathTest method test_register$WatchService$WatchEvent_Kind_Exception.

@Test
public void test_register$WatchService$WatchEvent_Kind_Exception() throws IOException {
    WatchService watchService = FileSystems.getDefault().newWatchService();
    Path directory = Paths.get(filesSetup.getTestDir(), "directory1");
    Files.createFile(directory);
    // When file is not a directory.
    try {
        directory.register(watchService, ENTRY_CREATE);
        fail();
    } catch (NotDirectoryException expected) {
    }
    // When the events are not supported.
    Files.deleteIfExists(directory);
    Files.createDirectories(directory);
    WatchEvent.Kind<?>[] events = { new NonStandardEvent<>() };
    try {
        directory.register(watchService, events);
        fail();
    } catch (UnsupportedOperationException expected) {
    }
    // When the watch service is closed.
    watchService.close();
    try {
        directory.register(watchService, ENTRY_CREATE);
        fail();
    } catch (ClosedWatchServiceException expected) {
    }
}