Examples with MCRPath org.mycore.datamodel.niofs.MCRPath used on opensource projects

Example 56 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRCStoreIFS2 method getParentDirectory.

private MCRDirectory getParentDirectory(String storageID) throws UncheckedIOException {
    MCRPath relPath = MCRPath.getPath("", toPath(storageID));
    String parentPath = relPath.getParent().getOwnerRelativePath();
    MCRFileCollection slot;
    try {
        slot = getSlot(toDerivateID(storageID));
        return (MCRDirectory) slot.getNodeByPath(parentPath);
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}

Example 57 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRFileSystemProvider method newDirectoryStream.

/* (non-Javadoc)
     * @see java.nio.file.spi.FileSystemProvider#newDirectoryStream(java.nio.file.Path, java.nio.file.DirectoryStream.Filter)
     */
@Override
public DirectoryStream<Path> newDirectoryStream(Path dir, Filter<? super Path> filter) throws IOException {
    MCRPath mcrPath = MCRFileSystemUtils.checkPathAbsolute(dir);
    MCRFilesystemNode node = resolvePath(mcrPath);
    if (node instanceof MCRDirectory) {
        return new MCRDirectoryStream((MCRDirectory) node, mcrPath);
    }
    throw new NotDirectoryException(dir.toString());
}

Example 58 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRFileSystemProvider method newByteChannel.

/* (non-Javadoc)
     * @see java.nio.file.spi.FileSystemProvider#newByteChannel(java.nio.file.Path, java.util.Set, java.nio.file.attribute.FileAttribute[])
     */
@Override
public SeekableByteChannel newByteChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs) throws IOException {
    if (attrs.length > 0) {
        throw new UnsupportedOperationException("Atomically setting of file attributes is not supported.");
    }
    MCRPath ifsPath = MCRFileSystemUtils.checkPathAbsolute(path);
    Set<? extends OpenOption> fileOpenOptions = options.stream().filter(option -> !(option == StandardOpenOption.CREATE || option == StandardOpenOption.CREATE_NEW)).collect(Collectors.toSet());
    boolean create = options.contains(StandardOpenOption.CREATE);
    boolean createNew = options.contains(StandardOpenOption.CREATE_NEW);
    if (create || createNew) {
        for (OpenOption option : fileOpenOptions) {
            // check before we create any file instance
            MCRFile.checkOpenOption(option);
        }
    }
    MCRFile mcrFile = MCRFileSystemUtils.getMCRFile(ifsPath, create, createNew);
    if (mcrFile == null) {
        throw new NoSuchFileException(path.toString());
    }
    return mcrFile.getFileChannel(fileOpenOptions);
}

Example 59 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRFileSystemProvider method createDirectory.

/* (non-Javadoc)
     * @see java.nio.file.spi.FileSystemProvider#createDirectory(java.nio.file.Path, java.nio.file.attribute.FileAttribute[])
     */
@Override
public void createDirectory(Path dir, FileAttribute<?>... attrs) throws IOException {
    if (attrs.length > 0) {
        throw new UnsupportedOperationException("Setting 'attrs' atomically is unsupported.");
    }
    MCRPath mcrPath = MCRFileSystemUtils.checkPathAbsolute(dir);
    MCRDirectory rootDirectory;
    if (mcrPath.isAbsolute() && mcrPath.getNameCount() == 0) {
        rootDirectory = MCRDirectory.getDirectory(mcrPath.getOwner());
        if (rootDirectory != null) {
            throw new FileAlreadyExistsException(mcrPath.toString());
        }
        rootDirectory = new MCRDirectory(mcrPath.getOwner());
        return;
    }
    rootDirectory = getRootDirectory(mcrPath);
    MCRPath parentPath = mcrPath.getParent();
    MCRPath absolutePath = getAbsolutePathFromRootComponent(parentPath);
    MCRFilesystemNode childByPath = rootDirectory.getChildByPath(absolutePath.toString());
    if (childByPath == null) {
        throw new NoSuchFileException(parentPath.toString(), dir.getFileName().toString(), "parent directory does not exist");
    }
    if (childByPath instanceof MCRFile) {
        throw new NotDirectoryException(parentPath.toString());
    }
    MCRDirectory parentDir = (MCRDirectory) childByPath;
    String dirName = mcrPath.getFileName().toString();
    if (parentDir.getChild(dirName) != null) {
        throw new FileAlreadyExistsException(mcrPath.toString());
    }
    new MCRDirectory(dirName, parentDir);
}

Example 60 with MCRPath

use of org.mycore.datamodel.niofs.MCRPath in project mycore by MyCoRe-Org.

the class MCRFileSystemProvider method readAttributes.

/* (non-Javadoc)
     * @see java.nio.file.spi.FileSystemProvider#readAttributes(java.nio.file.Path, java.lang.String, java.nio.file.LinkOption[])
     */
@Override
public Map<String, Object> readAttributes(Path path, String attributes, LinkOption... options) throws IOException {
    MCRPath mcrPath = MCRFileSystemUtils.checkPathAbsolute(path);
    String[] s = splitAttrName(attributes);
    if (s[0].length() == 0) {
        throw new IllegalArgumentException(attributes);
    }
    BasicFileAttributeViewImpl view = null;
    switch(s[0]) {
        case "basic":
            view = new BasicFileAttributeViewImpl(mcrPath);
            break;
        case "md5":
            view = new MD5FileAttributeViewImpl(mcrPath);
            break;
    }
    if (view == null) {
        throw new UnsupportedOperationException("View '" + s[0] + "' not available");
    }
    return view.getAttributeMap(s[1].split(","));
}