Examples with PosixFileAttributes java.nio.file.attribute.PosixFileAttributes used on opensource projects

Example 31 with PosixFileAttributes

use of java.nio.file.attribute.PosixFileAttributes in project java-chassis by ServiceComb.

the class FilePerm method setFilePerm.

/**
 * 设置文件权限。前提：必须支持PosixFileAttributeView.
 */
public static void setFilePerm(File file, String perm) {
    if (filePermSupported()) {
        try {
            Set<PosixFilePermission> perms = PosixFilePermissions.fromString(perm);
            PosixFileAttributes attr = Files.readAttributes(file.toPath(), PosixFileAttributes.class);
            attr.permissions().clear();
            Files.setPosixFilePermissions(file.toPath(), perms);
        } catch (IOException e) {
            throw new IllegalStateException(e);
        }
    }
}

Example 32 with PosixFileAttributes

use of java.nio.file.attribute.PosixFileAttributes in project alluxio by Alluxio.

the class SimpleFileManagerTest method addMultipleFileSameName.

@Test
public void addMultipleFileSameName() throws Exception {
    assertTrue(mFileManager.addFile("test", "644", "test".getBytes()));
    List<String> files = mFileManager.listFile();
    assertEquals(1, files.size());
    assertEquals("test", files.get(0));
    Path file = Paths.get(mFileManager.getNextFilePath("test"));
    PosixFileAttributes attrs = Files.getFileAttributeView(file, PosixFileAttributeView.class).readAttributes();
    assertEquals(mUser, attrs.owner().getName());
    assertEquals(mGroup, attrs.group().getName());
    verifyPerms(attrs.permissions(), "644");
    // Create a new file with the same name, but different content and permissions
    assertTrue(mFileManager.addFile("test", "777", "test 2".getBytes()));
    files = mFileManager.listFile();
    assertEquals(1, files.size());
    assertEquals("test", files.get(0));
    file = Paths.get(mFileManager.getNextFilePath("test"));
    attrs = Files.getFileAttributeView(file, PosixFileAttributeView.class).readAttributes();
    assertEquals(mUser, attrs.owner().getName());
    assertEquals(mGroup, attrs.group().getName());
    verifyPerms(attrs.permissions(), "777");
}

Example 33 with PosixFileAttributes

use of java.nio.file.attribute.PosixFileAttributes in project alluxio by Alluxio.

the class LocalUnderFileSystem method getStatus.

@Override
public UfsStatus getStatus(String path) throws IOException {
    String tpath = stripPath(path);
    File file = new File(tpath);
    try {
        PosixFileAttributes attr = Files.readAttributes(Paths.get(file.getPath()), PosixFileAttributes.class);
        if (file.isFile()) {
            // Return file status.
            String contentHash = UnderFileSystemUtils.approximateContentHash(file.length(), file.lastModified());
            return new UfsFileStatus(path, contentHash, file.length(), file.lastModified(), attr.owner().getName(), attr.group().getName(), FileUtils.translatePosixPermissionToMode(attr.permissions()), mUfsConf.getBytes(PropertyKey.USER_BLOCK_SIZE_BYTES_DEFAULT));
        }
        // Return directory status.
        return new UfsDirectoryStatus(path, attr.owner().getName(), attr.group().getName(), FileUtils.translatePosixPermissionToMode(attr.permissions()), file.lastModified());
    } catch (FileSystemException e) {
        throw new FileNotFoundException(e.getMessage());
    }
}

Example 34 with PosixFileAttributes

use of java.nio.file.attribute.PosixFileAttributes in project alluxio by Alluxio.

the class LocalUnderFileSystem method getFileStatus.

@Override
public UfsFileStatus getFileStatus(String path) throws IOException {
    String tpath = stripPath(path);
    File file = new File(tpath);
    try {
        PosixFileAttributes attr = Files.readAttributes(Paths.get(file.getPath()), PosixFileAttributes.class);
        if (attr.isDirectory()) {
            throw new IOException(String.format("path %s is not a file", path));
        }
        String contentHash = UnderFileSystemUtils.approximateContentHash(file.length(), file.lastModified());
        return new UfsFileStatus(path, contentHash, file.length(), file.lastModified(), attr.owner().getName(), attr.group().getName(), FileUtils.translatePosixPermissionToMode(attr.permissions()), mUfsConf.getBytes(PropertyKey.USER_BLOCK_SIZE_BYTES_DEFAULT));
    } catch (FileSystemException e) {
        throw new FileNotFoundException(e.getMessage());
    }
}

Example 35 with PosixFileAttributes

use of java.nio.file.attribute.PosixFileAttributes in project alluxio by Alluxio.

the class LocalUnderFileSystem method getDirectoryStatus.

@Override
public UfsDirectoryStatus getDirectoryStatus(String path) throws IOException {
    String tpath = stripPath(path);
    File file = new File(tpath);
    try {
        PosixFileAttributes attr = Files.readAttributes(Paths.get(file.getPath()), PosixFileAttributes.class);
        if (!attr.isDirectory()) {
            throw new IOException(String.format("path %s is not directory", path));
        }
        return new UfsDirectoryStatus(path, attr.owner().getName(), attr.group().getName(), FileUtils.translatePosixPermissionToMode(attr.permissions()), file.lastModified());
    } catch (FileSystemException e) {
        throw new FileNotFoundException(e.getMessage());
    }
}