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

Example 11 with MCRDirectory

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

the class MCRFileSystemUtils method getMCRFile.

static MCRFile getMCRFile(MCRDirectory baseDir, MCRPath relativePath, boolean create, boolean createNew) throws IOException {
    MCRPath ifsPath = relativePath;
    if (relativePath.isAbsolute()) {
        if (baseDir.getOwnerID().equals(relativePath.getOwner())) {
            ifsPath = baseDir.toPath().relativize(relativePath);
        } else
            throw new IOException(relativePath + " is absolute does not fit to " + baseDir.toPath());
    }
    Deque<MCRFilesystemNode> created = new LinkedList<>();
    MCRFile file;
    try {
        file = (MCRFile) baseDir.getChildByPath(ifsPath.toString());
        if (file != null && createNew) {
            throw new FileAlreadyExistsException(baseDir.toPath().resolve(ifsPath).toString());
        }
        if (file == null & (create || createNew)) {
            Path normalized = ifsPath.normalize();
            MCRDirectory parent = baseDir;
            int nameCount = normalized.getNameCount();
            int directoryCount = nameCount - 1;
            int i = 0;
            while (i < directoryCount) {
                String curName = normalized.getName(i).toString();
                MCRDirectory curDir = (MCRDirectory) parent.getChild(curName);
                if (curDir == null) {
                    curDir = new MCRDirectory(curName, parent);
                    created.addFirst(curDir);
                }
                i++;
                parent = curDir;
            }
            String fileName = normalized.getFileName().toString();
            file = new MCRFile(fileName, parent);
            // false -> no event handler
            file.setContentFrom(new ByteArrayInputStream(new byte[0]), false);
            created.addFirst(file);
        }
    } catch (Exception e) {
        if (create || createNew) {
            LOGGER.error("Exception while getting MCRFile {}. Removing created filesystem nodes.", ifsPath);
            while (created.peekFirst() != null) {
                MCRFilesystemNode node = created.pollFirst();
                try {
                    node.delete();
                } catch (Exception de) {
                    LOGGER.fatal("Error while deleting file system node: {}", node.getName(), de);
                }
            }
        }
        throw e;
    }
    return file;
}

Example 12 with MCRDirectory

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

the class MCRIFSFileSystem method createRoot.

@Override
public void createRoot(String owner) throws FileSystemException {
    MCRDirectory rootDirectory = MCRDirectory.getRootDirectory(owner);
    MCRPath rootPath = getPath(owner, "", this);
    if (rootDirectory != null) {
        throw new FileAlreadyExistsException(rootPath.toString());
    }
    try {
        rootDirectory = new MCRDirectory(owner);
    } catch (RuntimeException e) {
        LogManager.getLogger(getClass()).warn("Catched run time exception while creating new root directory.", e);
        throw new FileSystemException(rootPath.toString(), null, e.getMessage());
    }
    LogManager.getLogger(getClass()).info("Created root directory: {}", rootPath);
}

Example 13 with MCRDirectory

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

the class MCRIFSFileSystem method removeRoot.

@Override
public void removeRoot(String owner) throws FileSystemException {
    MCRPath rootPath = getPath(owner, "", this);
    MCRDirectory rootDirectory = MCRDirectory.getRootDirectory(owner);
    if (rootDirectory == null) {
        throw new NoSuchFileException(rootPath.toString());
    }
    if (rootDirectory.isDeleted()) {
        return;
    }
    if (rootDirectory.hasChildren()) {
        throw new DirectoryNotEmptyException(rootPath.toString());
    }
    try {
        rootDirectory.delete();
    } catch (RuntimeException e) {
        LogManager.getLogger(getClass()).warn("Catched run time exception while removing root directory.", e);
        throw new FileSystemException(rootPath.toString(), null, e.getMessage());
    }
    LogManager.getLogger(getClass()).info("Removed root directory: {}", rootPath);
}

Example 14 with MCRDirectory

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

the class MCRTransferPackageFileContainer method processNode.

/**
 * @param node the node to process
 */
private void processNode(MCRFilesystemNode node) {
    MCRDirectory dir = (MCRDirectory) node;
    MCRFilesystemNode[] children = dir.getChildren();
    for (MCRFilesystemNode child : children) {
        if (child instanceof MCRDirectory) {
            processNode(child);
        }
        if (child instanceof MCRFile) {
            this.fileList.add((MCRFile) child);
        }
    }
}

Example 15 with MCRDirectory

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

the class MCRFileSystemProvider method getRootDirectory.

static MCRDirectory getRootDirectory(MCRPath ifsPath) throws NoSuchFileException {
    LOGGER.debug("Get root directory of {}", ifsPath.getOwner());
    MCRDirectory root = MCRDirectory.getRootDirectory(ifsPath.getOwner());
    if (root == null) {
        throw new NoSuchFileException(ifsPath.toString(), null, "Could not get root directory.");
    }
    // warm-up cache
    root.getChildren();
    return root;
}