Examples with MCRDirectory org.mycore.datamodel.ifs.MCRDirectory used on opensource projects

Example 6 with MCRDirectory

use of org.mycore.datamodel.ifs.MCRDirectory in project mycore by MyCoRe-Org.

the class MCRFileSystemProvider method copy.

/* (non-Javadoc)
     * @see java.nio.file.spi.FileSystemProvider#copy(java.nio.file.Path, java.nio.file.Path, java.nio.file.CopyOption[])
     */
@Override
public void copy(Path source, Path target, CopyOption... options) throws IOException {
    if (isSameFile(source, target)) {
        // that was easy
        return;
    }
    checkCopyOptions(options);
    HashSet<CopyOption> copyOptions = Sets.newHashSet(options);
    boolean createNew = !copyOptions.contains(StandardCopyOption.REPLACE_EXISTING);
    MCRPath src = MCRFileSystemUtils.checkPathAbsolute(source);
    MCRPath tgt = MCRFileSystemUtils.checkPathAbsolute(target);
    MCRFilesystemNode srcNode = resolvePath(src);
    // checkParent of target;
    if (tgt.getNameCount() == 0 && srcNode instanceof MCRDirectory) {
        MCRDirectory tgtDir = MCRDirectory.getRootDirectory(tgt.getOwner());
        if (tgtDir != null) {
            if (tgtDir.hasChildren() && copyOptions.contains(StandardCopyOption.REPLACE_EXISTING)) {
                throw new DirectoryNotEmptyException(tgt.toString());
            }
        } else {
            // TODO: handle StandardCopyOption.COPY_ATTRIBUTES
            tgtDir = new MCRDirectory(tgt.getOwner());
        }
        // created new root component
        return;
    }
    MCRDirectory tgtParentDir = (MCRDirectory) resolvePath(tgt.getParent());
    if (srcNode instanceof MCRFile) {
        MCRFile srcFile = (MCRFile) srcNode;
        MCRFile targetFile = MCRFileSystemUtils.getMCRFile(tgt, true, createNew);
        targetFile.setContentFrom(srcFile.getContentAsInputStream());
        if (copyOptions.contains(StandardCopyOption.COPY_ATTRIBUTES)) {
            @SuppressWarnings("unchecked") MCRMD5AttributeView<String> srcAttrView = Files.getFileAttributeView(src, MCRMD5AttributeView.class, (LinkOption[]) null);
            File targetLocalFile = targetFile.getLocalFile();
            BasicFileAttributeView targetBasicFileAttributeView = Files.getFileAttributeView(targetLocalFile.toPath(), BasicFileAttributeView.class);
            MCRFileAttributes<String> srcAttr = srcAttrView.readAllAttributes();
            targetFile.adjustMetadata(srcAttr.lastModifiedTime(), srcFile.getMD5(), srcFile.getSize());
            targetBasicFileAttributeView.setTimes(srcAttr.lastModifiedTime(), srcAttr.lastAccessTime(), srcAttr.creationTime());
        }
    } else if (srcNode instanceof MCRDirectory) {
        MCRFilesystemNode child = tgtParentDir.getChild(tgt.getFileName().toString());
        if (child != null) {
            if (!copyOptions.contains(StandardCopyOption.REPLACE_EXISTING)) {
                throw new FileAlreadyExistsException(tgtParentDir.toString(), tgt.getFileName().toString(), null);
            }
            if (child instanceof MCRFile) {
                throw new NotDirectoryException(tgt.toString());
            }
            MCRDirectory tgtDir = (MCRDirectory) child;
            if (tgtDir.hasChildren() && copyOptions.contains(StandardCopyOption.REPLACE_EXISTING)) {
                throw new DirectoryNotEmptyException(tgt.toString());
            }
        // TODO: handle StandardCopyOption.COPY_ATTRIBUTES
        } else {
            // simply create directory
            @SuppressWarnings("unused") MCRDirectory tgtDir = new MCRDirectory(tgt.getFileName().toString(), tgtParentDir);
        // TODO: handle StandardCopyOption.COPY_ATTRIBUTES
        }
    }
}

Example 7 with MCRDirectory

use of org.mycore.datamodel.ifs.MCRDirectory in project mycore by MyCoRe-Org.

the class MCRFileSystemProvider method getParentDirectory.

private static MCRDirectory getParentDirectory(MCRPath mcrPath) throws NoSuchFileException, NotDirectoryException {
    if (mcrPath.getNameCount() == 0) {
        throw new IllegalArgumentException("Root component has no parent: " + mcrPath);
    }
    MCRDirectory rootDirectory = getRootDirectory(mcrPath);
    if (mcrPath.getNameCount() == 1) {
        return rootDirectory;
    }
    MCRPath parentPath = mcrPath.getParent();
    MCRFilesystemNode parentNode = rootDirectory.getChildByPath(getAbsolutePathFromRootComponent(parentPath).toString());
    if (parentNode == null) {
        throw new NoSuchFileException(rootDirectory.toPath().toString(), getAbsolutePathFromRootComponent(mcrPath).toString(), "Parent directory does not exists.");
    }
    if (parentNode instanceof MCRFile) {
        throw new NotDirectoryException(parentNode.toPath().toString());
    }
    MCRDirectory parentDir = (MCRDirectory) parentNode;
    // warm-up cache
    parentDir.getChildren();
    return parentDir;
}

Example 8 with MCRDirectory

use of org.mycore.datamodel.ifs.MCRDirectory in project mycore by MyCoRe-Org.

the class MCRFileSystemProvider method checkAccess.

/* (non-Javadoc)
     * @see java.nio.file.spi.FileSystemProvider#checkAccess(java.nio.file.Path, java.nio.file.AccessMode[])
     */
@Override
public void checkAccess(Path path, AccessMode... modes) throws IOException {
    MCRPath mcrPath = MCRFileSystemUtils.checkPathAbsolute(path);
    MCRFilesystemNode node = resolvePath(mcrPath);
    if (node == null) {
        throw new NoSuchFileException(mcrPath.toString());
    }
    if (node instanceof MCRDirectory) {
        checkDirectory((MCRDirectory) node, modes);
    } else {
        checkFile((MCRFile) node, modes);
    }
}

Example 9 with MCRDirectory

use of org.mycore.datamodel.ifs.MCRDirectory in project mycore by MyCoRe-Org.

the class MCRFileSystemProvider method move.

/* (non-Javadoc)
     * @see java.nio.file.spi.FileSystemProvider#move(java.nio.file.Path, java.nio.file.Path, java.nio.file.CopyOption[])
     */
@Override
public void move(Path source, Path target, CopyOption... options) throws IOException {
    HashSet<CopyOption> copyOptions = Sets.newHashSet(options);
    if (copyOptions.contains(StandardCopyOption.ATOMIC_MOVE)) {
        throw new AtomicMoveNotSupportedException(source.toString(), target.toString(), "ATOMIC_MOVE not supported yet");
    }
    if (Files.isDirectory(source)) {
        MCRPath src = MCRFileSystemUtils.checkPathAbsolute(source);
        MCRDirectory srcRootDirectory = getRootDirectory(src);
        if (srcRootDirectory.hasChildren()) {
            throw new IOException("Directory is not empty");
        }
    }
    copy(source, target, options);
    delete(source);
}

Example 10 with MCRDirectory

use of org.mycore.datamodel.ifs.MCRDirectory in project mycore by MyCoRe-Org.

the class MCRFileSystemUtils method getMCRFile.

static MCRFile getMCRFile(MCRPath ifsPath, boolean create, boolean createNew) throws IOException {
    if (!ifsPath.isAbsolute()) {
        throw new IllegalArgumentException("'path' needs to be absolute.");
    }
    MCRFile file;
    MCRDirectory root = null;
    boolean rootCreated = false;
    try {
        try {
            root = MCRFileSystemProvider.getRootDirectory(ifsPath);
        } catch (NoSuchFileException e) {
            if (create || createNew) {
                root = new MCRDirectory(ifsPath.getOwner());
                rootCreated = true;
            } else {
                throw e;
            }
        }
        MCRPath relativePath = root.toPath().relativize(ifsPath);
        file = getMCRFile(root, relativePath, create, createNew);
    } catch (Exception e) {
        if (rootCreated) {
            LOGGER.error("Exception while getting MCRFile {}. Removing created filesystem nodes.", ifsPath);
            try {
                root.delete();
            } catch (Exception de) {
                LOGGER.fatal("Error while deleting file system node: {}", root.getName(), de);
            }
        }
        throw e;
    }
    return file;
}